While verifying Issue:866640 I saw this error in the test push logs:

Requested: sudo service skylab_inventory_mon_prod status
Executed: sudo -S -p 'sudo password:'  /bin/bash -l -c "sudo service skylab_inventory_mon_prod status"

Aborting.
2018-08-30 11:10:45,039 ERRO| Traceback (most recent call last):
  File "/usr/local/google/home/chromeos-test/chromiumos/chromeos-admin/venv/server_management_lib/tasks/task.py", line 66, in run
    self._run()
  File "/usr/local/google/home/chromeos-test/chromiumos/chromeos-admin/venv/server_management_lib/tasks/atomic_common.py", line 364, in _run
    self._check_services()
  File "/usr/local/google/home/chromeos-test/chromiumos/chromeos-admin/venv/server_management_lib/tasks/atomic_common.py", line 96, in decorated_func
    return func(self, *args, **kwargs)
  File "/usr/local/google/home/chromeos-test/chromiumos/chromeos-admin/venv/server_management_lib/tasks/atomic_common.py", line 358, in _check_services
    result = api.sudo(command % service)
  File "/usr/local/google/home/chromeos-test/.cache/cros_venv/venv-2.7.6-95de6b4f9b30bb6fc148ee4eccd758dc/local/lib/python2.7/site-packages/fabric/network.py", line 677, in host_prompting_wrapper
    return func(*args, **kwargs)
  File "/usr/local/google/home/chromeos-test/.cache/cros_venv/venv-2.7.6-95de6b4f9b30bb6fc148ee4eccd758dc/local/lib/python2.7/site-packages/fabric/operations.py", line 1146, in sudo
    capture_buffer_size=capture_buffer_size,
  File "/usr/local/google/home/chromeos-test/.cache/cros_venv/venv-2.7.6-95de6b4f9b30bb6fc148ee4eccd758dc/local/lib/python2.7/site-packages/fabric/operations.py", line 952, in _run_command
    error(message=msg, stdout=out, stderr=err)
  File "/usr/local/google/home/chromeos-test/.cache/cros_venv/venv-2.7.6-95de6b4f9b30bb6fc148ee4eccd758dc/local/lib/python2.7/site-packages/fabric/utils.py", line 358, in error
    return func(message)
  File "/usr/local/google/home/chromeos-test/.cache/cros_venv/venv-2.7.6-95de6b4f9b30bb6fc148ee4eccd758dc/local/lib/python2.7/site-packages/fabric/utils.py", line 54, in abort
    raise env.abort_exception(msg)
FabricException: sudo() received nonzero return code 1 while executing!

Requested: sudo service skylab_inventory_mon_prod status
Executed: sudo -S -p 'sudo password:'  /bin/bash -l -c "sudo service skylab_inventory_mon_prod status"