Failure reason:

Unhandled ImportError: No module named dbus

Failure Link:

https://stainless.corp.google.com/search?view=matrix&row=test&col=build&first_date=2018-11-15&last_date=2018-11-19&suite=bluetooth_qualification%7Cbluetooth_chameleon%7Cbluetooth_sanity%7Cbluetooth_stress&exclude_cts=true&exclude_not_run=false&exclude_non_release=true&exclude_au=true&exclude_acts=true&exclude_retried=true&exclude_non_production=false

Sample log:

11/19 12:45:44.262 ERROR|             utils:0287| [stderr] cat: /usr/local/autotest/.checksum: No such file or directory
11/19 12:45:49.403 WARNI|             retry:0228| <class 'socket.error'>([Errno 111] Connection refused)
11/19 12:45:49.404 WARNI|             retry:0183| Retrying in 1.403683 seconds...
11/19 12:46:00.731 WARNI|              test:0606| The test failed with the following exception
Traceback (most recent call last):
  File "/usr/local/autotest/client/common_lib/test.py", line 600, in _exec
    _call_test_function(self.execute, *p_args, **p_dargs)
  File "/usr/local/autotest/client/common_lib/test.py", line 806, in _call_test_function
    raise error.UnhandledTestFail(e)
UnhandledTestFail: Unhandled ImportError: No module named dbus
Traceback (most recent call last):
  File "/usr/local/autotest/client/common_lib/test.py", line 800, in _call_test_function
    return func(*args, **dargs)
  File "/usr/local/autotest/client/common_lib/test.py", line 464, in execute
    postprocess_profiled_run, args, dargs)
  File "/usr/local/autotest/client/common_lib/test.py", line 371, in _call_run_once
    self.run_once(*args, **dargs)
  File "/usr/local/autotest/server/site_tests/bluetooth_AdapterLEAdvertising/bluetooth_AdapterLEAdvertising.py", line 1029, in run_once
    self.bluetooth_le_facade = ble_adapter(self.host)
  File "/usr/local/autotest/server/cros/multimedia/bluetooth_le_facade_adapter.py", line 24, in __init__
    super(BluetoothLEFacadeRemoteAdapter, self).__init__(host)
  File "/usr/local/autotest/server/cros/bluetooth/bluetooth_device.py", line 55, in __init__
    properties = self.get_adapter_properties()
  File "/usr/local/autotest/server/cros/bluetooth/bluetooth_device.py", line 265, in get_adapter_properties
    return pickle_load_binary(self._proxy.get_adapter_properties())
  File "/usr/local/autotest/server/cros/bluetooth/bluetooth_device.py", line 18, in pickle_load_binary
    return pickle.loads(obj.data)
  File "/usr/lib/python2.7/pickle.py", line 1382, in loads
    return Unpickler(file).load()
  File "/usr/lib/python2.7/pickle.py", line 858, in load
    dispatch[key](self)
  File "/usr/lib/python2.7/pickle.py", line 1090, in load_global
    klass = self.find_class(module, name)
  File "/usr/lib/python2.7/pickle.py", line 1124, in find_class
    __import__(module)
ImportError: No module named dbus