08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:52:17 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:52:17 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:52:17 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:52:17 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:52:17 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:52:17 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:53:18 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:53:18 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:53:18 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:52:17 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:52:17 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:52:17 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:53:18 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:53:18 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:53:18 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:54:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:54:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:54:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:52:17 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:52:17 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:52:17 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:53:18 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:53:18 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:53:18 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:54:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:54:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:54:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:55:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:55:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:55:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:52:17 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:52:17 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:52:17 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:53:18 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:53:18 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:53:18 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:54:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:54:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:54:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:55:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:55:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:55:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:56:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:56:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:56:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:52:17 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:52:17 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:52:17 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:53:18 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:53:18 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:53:18 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:54:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:54:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:54:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:55:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:55:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:55:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:56:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:56:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:56:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:57:22 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:57:22 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:57:22 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:52:17 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:52:17 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:52:17 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:53:18 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:53:18 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:53:18 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:54:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:54:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:54:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:55:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:55:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:55:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:56:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:56:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:56:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:57:22 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:57:22 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:57:22 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:58:23 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:58:23 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:58:23 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:52:17 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:52:17 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:52:17 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:53:18 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:53:18 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:53:18 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:54:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:54:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:54:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:55:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:55:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:55:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:56:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:56:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:56:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:57:22 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:57:22 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:57:22 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:58:23 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:58:23 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:58:23 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:59:24 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:59:24 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:59:24 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:52:17 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:52:17 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:52:17 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:53:18 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:53:18 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:53:18 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:54:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:54:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:54:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:55:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:55:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:55:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:56:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:56:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:56:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:57:22 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:57:22 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:57:22 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:58:23 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:58:23 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:58:23 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:59:24 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:59:24 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:59:24 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:00:25 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:00:25 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:00:25 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:52:17 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:52:17 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:52:17 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:53:18 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:53:18 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:53:18 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:54:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:54:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:54:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:55:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:55:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:55:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:56:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:56:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:56:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:57:22 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:57:22 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:57:22 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:58:23 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:58:23 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:58:23 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:59:24 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:59:24 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:59:24 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:00:25 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:00:25 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:00:25 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:01:26 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:01:26 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:01:26 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:52:17 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:52:17 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:52:17 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:53:18 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:53:18 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:53:18 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:54:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:54:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:54:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:55:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:55:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:55:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:56:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:56:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:56:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:57:22 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:57:22 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:57:22 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:58:23 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:58:23 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:58:23 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:59:24 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:59:24 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:59:24 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:00:25 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:00:25 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:00:25 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:01:26 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:01:26 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:01:26 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:02:27 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:02:27 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:02:27 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:52:17 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:52:17 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:52:17 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:53:18 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:53:18 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:53:18 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:54:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:54:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:54:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:55:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:55:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:55:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:56:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:56:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:56:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:57:22 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:57:22 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:57:22 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:58:23 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:58:23 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:58:23 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:59:24 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:59:24 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:59:24 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:00:25 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:00:25 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:00:25 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:01:26 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:01:26 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:01:26 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:02:27 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:02:27 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:02:27 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:03:28 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:03:28 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:03:28 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:52:17 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:52:17 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:52:17 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:53:18 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:53:18 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:53:18 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:54:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:54:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:54:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:55:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:55:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:55:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:56:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:56:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:56:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:57:22 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:57:22 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:57:22 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:58:23 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:58:23 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:58:23 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:59:24 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:59:24 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:59:24 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:00:25 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:00:25 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:00:25 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:01:26 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:01:26 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:01:26 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:02:27 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:02:27 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:02:27 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:03:28 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:03:28 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:03:28 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:04:29 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:04:29 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:04:29 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:52:17 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:52:17 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:52:17 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:53:18 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:53:18 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:53:18 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:54:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:54:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:54:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:55:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:55:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:55:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:56:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:56:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:56:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:57:22 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:57:22 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:57:22 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:58:23 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:58:23 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:58:23 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:59:24 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:59:24 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:59:24 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:00:25 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:00:25 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:00:25 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:01:26 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:01:26 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:01:26 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:02:27 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:02:27 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:02:27 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:03:28 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:03:28 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:03:28 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:04:29 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:04:29 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:04:29 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:05:30 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:05:30 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:05:30 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:52:17 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:52:17 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:52:17 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:53:18 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:53:18 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:53:18 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:54:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:54:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:54:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:55:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:55:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:55:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:56:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:56:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:56:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:57:22 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:57:22 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:57:22 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:58:23 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:58:23 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:58:23 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:59:24 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:59:24 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:59:24 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:00:25 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:00:25 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:00:25 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:01:26 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:01:26 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:01:26 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:02:27 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:02:27 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:02:27 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:03:28 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:03:28 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:03:28 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:04:29 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:04:29 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:04:29 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:05:30 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:05:30 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:05:30 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:06:31 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:06:31 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:06:31 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:52:17 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:52:17 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:52:17 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:53:18 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:53:18 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:53:18 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:54:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:54:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:54:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:55:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:55:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:55:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:56:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:56:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:56:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:57:22 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:57:22 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:57:22 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:58:23 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:58:23 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:58:23 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:59:24 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:59:24 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:59:24 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:00:25 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:00:25 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:00:25 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:01:26 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:01:26 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:01:26 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:02:27 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:02:27 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:02:27 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:03:28 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:03:28 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:03:28 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:04:29 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:04:29 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:04:29 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:05:30 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:05:30 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:05:30 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:06:31 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:06:31 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:06:31 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:07:32 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:07:32 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:07:32 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:52:17 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:52:17 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:52:17 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:53:18 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:53:18 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:53:18 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:54:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:54:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:54:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:55:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:55:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:55:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:56:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:56:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:56:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:57:22 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:57:22 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:57:22 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:58:23 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:58:23 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:58:23 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:59:24 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:59:24 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:59:24 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:00:25 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:00:25 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:00:25 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:01:26 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:01:26 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:01:26 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:02:27 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:02:27 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:02:27 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:03:28 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:03:28 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:03:28 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:04:29 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:04:29 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:04:29 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:05:30 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:05:30 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:05:30 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:06:31 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:06:31 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:06:31 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:07:32 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:07:32 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:07:32 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:08:33 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:08:33 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:08:33 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:52:17 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:52:17 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:52:17 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:53:18 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:53:18 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:53:18 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:54:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:54:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:54:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:55:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:55:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:55:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:56:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:56:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:56:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:57:22 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:57:22 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:57:22 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:58:23 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:58:23 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:58:23 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:59:24 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:59:24 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:59:24 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:00:25 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:00:25 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:00:25 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:01:26 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:01:26 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:01:26 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:02:27 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:02:27 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:02:27 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:03:28 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:03:28 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:03:28 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:04:29 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:04:29 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:04:29 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:05:30 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:05:30 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:05:30 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:06:31 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:06:31 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:06:31 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:07:32 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:07:32 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:07:32 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:08:33 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:08:33 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:08:33 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:09:34 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:09:34 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:09:34 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:52:17 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:52:17 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:52:17 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:53:18 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:53:18 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:53:18 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:54:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:54:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:54:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:55:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:55:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:55:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:56:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:56:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:56:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:57:22 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:57:22 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:57:22 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:58:23 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:58:23 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:58:23 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:59:24 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:59:24 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:59:24 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:00:25 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:00:25 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:00:25 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:01:26 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:01:26 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:01:26 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:02:27 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:02:27 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:02:27 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:03:28 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:03:28 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:03:28 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:04:29 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:04:29 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:04:29 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:05:30 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:05:30 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:05:30 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:06:31 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:06:31 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:06:31 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:07:32 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:07:32 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:07:32 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:08:33 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:08:33 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:08:33 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:09:34 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:09:34 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:09:34 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:10:35 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:10:35 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:10:35 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:11:36 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:11:36 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:11:36 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:52:17 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:52:17 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:52:17 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:53:18 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:53:18 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:53:18 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:54:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:54:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:54:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:55:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:55:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:55:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:56:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:56:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:56:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:57:22 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:57:22 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:57:22 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:58:23 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:58:23 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:58:23 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:59:24 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:59:24 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:59:24 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:00:25 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:00:25 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:00:25 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:01:26 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:01:26 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:01:26 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:02:27 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:02:27 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:02:27 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:03:28 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:03:28 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:03:28 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:04:29 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:04:29 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:04:29 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:05:30 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:05:30 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:05:30 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:06:31 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:06:31 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:06:31 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:07:32 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:07:32 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:07:32 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:08:33 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:08:33 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:08:33 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:09:34 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:09:34 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:09:34 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:10:35 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:10:35 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:10:35 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:11:36 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:11:36 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:11:36 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:12:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:12:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:12:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:52:17 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:52:17 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:52:17 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:53:18 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:53:18 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:53:18 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:54:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:54:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:54:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:55:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:55:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:55:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:56:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:56:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:56:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:57:22 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:57:22 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:57:22 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:58:23 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:58:23 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:58:23 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:59:24 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:59:24 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:59:24 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:00:25 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:00:25 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:00:25 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:01:26 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:01:26 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:01:26 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:02:27 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:02:27 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:02:27 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:03:28 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:03:28 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:03:28 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:04:29 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:04:29 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:04:29 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:05:30 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:05:30 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:05:30 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:06:31 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:06:31 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:06:31 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:07:32 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:07:32 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:07:32 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:08:33 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:08:33 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:08:33 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:09:34 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:09:34 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:09:34 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:10:35 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:10:35 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:10:35 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:11:36 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:11:36 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:11:36 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:12:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:12:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:12:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:13:38 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:13:38 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:13:38 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:52:17 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:52:17 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:52:17 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:53:18 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:53:18 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:53:18 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:54:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:54:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:54:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:55:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:55:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:55:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:56:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:56:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:56:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:57:22 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:57:22 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:57:22 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:58:23 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:58:23 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:58:23 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:59:24 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:59:24 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:59:24 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:00:25 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:00:25 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:00:25 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:01:26 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:01:26 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:01:26 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:02:27 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:02:27 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:02:27 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:03:28 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:03:28 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:03:28 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:04:29 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:04:29 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:04:29 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:05:30 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:05:30 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:05:30 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:06:31 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:06:31 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:06:31 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:07:32 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:07:32 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:07:32 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:08:33 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:08:33 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:08:33 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:09:34 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:09:34 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:09:34 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:10:35 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:10:35 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:10:35 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:11:36 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:11:36 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:11:36 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:12:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:12:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:12:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:13:38 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:13:38 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:13:38 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:14:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:14:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:14:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:20:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:20:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:20:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:21:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:21:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:21:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:22:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:22:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:22:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:23:41 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:23:41 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:23:41 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:24:42 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:24:42 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:24:42 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:25:43 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:25:43 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:25:43 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:26:44 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:26:44 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:26:44 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:27:45 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:27:45 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:27:45 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:28:46 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:28:46 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:28:46 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:29:47 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:29:47 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:29:47 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:30:48 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:30:48 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:30:48 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:31:49 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:31:49 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:31:49 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:32:50 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:32:50 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:32:50 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:33:51 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:33:51 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:33:51 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:34:52 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:34:52 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:34:52 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:35:53 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:35:53 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:35:53 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:36:54 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:36:54 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:36:54 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:37:56 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:37:56 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:37:56 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:38:57 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:38:57 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:38:57 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:39:58 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:39:58 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:39:58 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:40:59 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:40:59 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:40:59 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:42:01 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:42:01 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:42:01 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:43:02 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:43:02 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:43:02 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:44:04 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:44:04 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:44:04 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:45:06 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:45:06 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:45:06 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:46:07 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:46:07 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:46:07 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:47:09 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:47:09 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:47:09 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:48:12 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:48:12 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:48:12 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:49:13 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:49:13 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:49:13 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:50:14 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:50:14 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:50:14 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:51:16 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:51:16 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:51:16 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:52:17 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:52:17 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:52:17 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:53:18 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:53:18 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:53:18 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:54:19 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:54:19 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:54:19 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:55:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:55:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:55:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:56:21 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:56:21 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:56:21 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:57:22 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:57:22 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:57:22 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:58:23 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:58:23 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:58:23 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 12:59:24 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 12:59:24 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 12:59:24 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:00:25 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:00:25 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:00:25 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:01:26 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:01:26 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:01:26 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:02:27 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:02:27 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:02:27 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:03:28 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:03:28 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:03:28 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:04:29 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:04:29 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:04:29 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:05:30 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:05:30 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:05:30 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:06:31 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:06:31 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:06:31 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:07:32 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:07:32 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:07:32 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:08:33 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:08:33 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:08:33 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:09:34 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:09:34 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:09:34 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:10:35 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:10:35 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:10:35 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:11:36 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:11:36 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:11:36 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:12:37 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:12:37 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:12:37 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:13:38 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:13:38 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:13:38 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:14:39 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:14:39 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:14:39 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'

08/15/2025 01:15:40 AM UTC [INFO] Looking for nodes with lapsed holdoff...
08/15/2025 01:15:40 AM UTC [INFO] Press Ctrl-C to stop.
08/15/2025 01:15:40 AM UTC [ERROR] Traceback (most recent call last):
  File "/home/kernelci/pipeline/src/base.py", line 70, in run
    status = self._run(context)
             ^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 148, in _run
    available_nodes = self._get_available_nodes()
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/kernelci/pipeline/src/timeout.py", line 119, in _get_available_nodes
    'holdoff__lt': datetime.isoformat(datetime.utcnow()),
                   ^^^^^^^^^^^^^^^^^^
AttributeError: module 'datetime' has no attribute 'isoformat'