Jun 10 06:17:36 worker11 python3[57236]: [2018-06-10 06:17:36,767: INFO/MainProcess] Task swh.vault.cooking_tasks.SWHBatchCookingTask[6a8b530a-2ae6-4d01-bc13-b04314896256] succeeded in 11380.885421179235s: None
Jun 10 06:17:36 worker11 python3[57236]: [2018-06-10 06:17:36,769: INFO/MainProcess] Task swh.vault.cooking_tasks.SWHBatchCookingTask[fd5ef220-830b-4d78-88c7-b5494ca4cd82] succeeded in 11400.2180494708s: None
Jun 10 06:17:36 worker11 python3[57236]: [2018-06-10 06:17:36,771: INFO/MainProcess] Task swh.vault.cooking_tasks.SWHBatchCookingTask[d87679ec-3ea7-4c5f-be2e-2ab71b9f92d6] succeeded in 11406.673143764958s: None
Jun 10 06:17:36 worker11 python3[57236]: [2018-06-10 06:17:36,772: INFO/MainProcess] Task swh.vault.cooking_tasks.SWHBatchCookingTask[64d1ce65-bb21-40cf-bd16-89b44faa352c] succeeded in 11318.264325065073s: None
Jun 10 06:17:36 worker11 python3[57236]: [2018-06-10 06:17:36,773: WARNING/MainProcess] consumer: Connection to broker lost. Trying to re-establish the connection...
                                         Traceback (most recent call last):
                                           File "/usr/lib/python3/dist-packages/celery/worker/consumer.py", line 279, in start
                                             blueprint.start(self)
                                           File "/usr/lib/python3/dist-packages/celery/bootsteps.py", line 123, in start
                                             step.start(parent)
                                           File "/usr/lib/python3/dist-packages/celery/worker/consumer.py", line 838, in start
                                             c.loop(*c.loop_args())
                                           File "/usr/lib/python3/dist-packages/celery/worker/loops.py", line 76, in asynloop
                                             next(loop)
                                           File "/usr/lib/python3/dist-packages/kombu/async/hub.py", line 340, in create_loop
                                             cb(*cbargs)
                                           File "/usr/lib/python3/dist-packages/kombu/transport/base.py", line 164, in on_readable
                                             reader(loop)
                                           File "/usr/lib/python3/dist-packages/kombu/transport/base.py", line 144, in _read
                                             raise RecoverableConnectionError('Socket was disconnected')
                                         amqp.exceptions.RecoverableConnectionError: Socket was disconnected
Jun 10 06:17:37 worker11 python3[57236]: [2018-06-10 06:17:37,295: INFO/MainProcess] Connected to amqp://swhconsumer:**@rabbitmq:5672//
Jun 10 06:17:37 worker11 python3[57236]: [2018-06-10 06:17:37,686: ERROR/MainProcess] Unrecoverable error: AttributeError("'NoneType' object has no attribute 'fileno'",)
                                         Traceback (most recent call last):
                                           File "/usr/lib/python3/dist-packages/celery/worker/__init__.py", line 206, in start
                                             self.blueprint.start(self)
                                           File "/usr/lib/python3/dist-packages/celery/bootsteps.py", line 123, in start
                                             step.start(parent)
                                           File "/usr/lib/python3/dist-packages/celery/bootsteps.py", line 374, in start
                                             return self.obj.start()
                                           File "/usr/lib/python3/dist-packages/celery/worker/consumer.py", line 279, in start
                                             blueprint.start(self)
                                           File "/usr/lib/python3/dist-packages/celery/bootsteps.py", line 123, in start
                                             step.start(parent)
                                           File "/usr/lib/python3/dist-packages/celery/worker/consumer.py", line 838, in start
                                             c.loop(*c.loop_args())
                                           File "/usr/lib/python3/dist-packages/celery/worker/loops.py", line 41, in asynloop
                                             obj.controller.register_with_event_loop(hub)
                                           File "/usr/lib/python3/dist-packages/celery/worker/__init__.py", line 218, in register_with_event_loop
                                             description='hub.register',
                                           File "/usr/lib/python3/dist-packages/celery/bootsteps.py", line 155, in send_all
                                             fun(parent, *args)
                                           File "/usr/lib/python3/dist-packages/celery/worker/components.py", line 185, in register_with_event_loop
                                             w.pool.register_with_event_loop(hub)
                                           File "/usr/lib/python3/dist-packages/celery/concurrency/prefork.py", line 141, in register_with_event_loop
                                             return reg(loop)
                                           File "/usr/lib/python3/dist-packages/celery/concurrency/asynpool.py", line 448, in register_with_event_loop
                                             [self._track_child_process(w, hub) for w in self._pool]
                                           File "/usr/lib/python3/dist-packages/celery/concurrency/asynpool.py", line 448, in <listcomp>
                                             [self._track_child_process(w, hub) for w in self._pool]
                                           File "/usr/lib/python3/dist-packages/celery/concurrency/asynpool.py", line 431, in _track_child_process
                                             hub.add_reader(fd, self._event_process_exit, hub, proc)
                                           File "/usr/lib/python3/dist-packages/kombu/async/hub.py", line 210, in add_reader
                                             return self.add(fds, callback, READ | ERR, args)
                                           File "/usr/lib/python3/dist-packages/kombu/async/hub.py", line 160, in add
                                             fd = fileno(fd)
                                           File "/usr/lib/python3/dist-packages/kombu/utils/__init__.py", line 445, in fileno
                                             return f.fileno()
                                         AttributeError: 'NoneType' object has no attribute 'fileno'