During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.10/site-packages/kombu/transport/virtual/base.py", line 951, in create_channel
    return self._avail_channels.pop()
IndexError: pop from empty list

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.10/site-packages/redis/connection.py", line 707, in connect
    sock = self.retry.call_with_retry(
  File "/usr/local/lib/python3.10/site-packages/redis/retry.py", line 46, in call_with_retry
    return do()
  File "/usr/local/lib/python3.10/site-packages/redis/connection.py", line 708, in <lambda>
    lambda: self._connect(), lambda error: self.disconnect(error)
  File "/usr/local/lib/python3.10/site-packages/redis/connection.py", line 974, in _connect
    for res in socket.getaddrinfo(
  File "/usr/local/lib/python3.10/socket.py", line 955, in getaddrinfo
    for res in _socket.getaddrinfo(host, port, family, type, proto, flags):
socket.gaierror: [Errno -2] Name does not resolve

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.10/site-packages/kombu/connection.py", line 472, in _reraise_as_library_errors
    yield
  File "/usr/local/lib/python3.10/site-packages/kombu/connection.py", line 459, in _ensure_connection
    return retry_over_time(
  File "/usr/local/lib/python3.10/site-packages/kombu/utils/functional.py", line 318, in retry_over_time
    return fun(*args, **kwargs)
  File "/usr/local/lib/python3.10/site-packages/kombu/connection.py", line 941, in _connection_factory
    self._connection = self._establish_connection()
  File "/usr/local/lib/python3.10/site-packages/kombu/connection.py", line 867, in _establish_connection
    conn = self.transport.establish_connection()
  File "/usr/local/lib/python3.10/site-packages/kombu/transport/virtual/base.py", line 975, in establish_connection
    self._avail_channels.append(self.create_channel(self))
  File "/usr/local/lib/python3.10/site-packages/kombu/transport/virtual/base.py", line 953, in create_channel
    channel = self.Channel(connection)
  File "/usr/local/lib/python3.10/site-packages/kombu/transport/redis.py", line 741, in __init__
    self.client.ping()
  File "/usr/local/lib/python3.10/site-packages/redis/commands/core.py", line 1205, in ping
    return self.execute_command("PING", **kwargs)
  File "/usr/local/lib/python3.10/site-packages/redis/client.py", line 1266, in execute_command
    conn = self.connection or pool.get_connection(command_name, **options)
  File "/usr/local/lib/python3.10/site-packages/redis/connection.py", line 1461, in get_connection
    connection.connect()
  File "/usr/local/lib/python3.10/site-packages/redis/connection.py", line 713, in connect
    raise ConnectionError(self._error_message(e))
redis.exceptions.ConnectionError: Error -2 connecting to redis:6379. Name does not resolve.

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/lib/python3.10/site-packages/mock/mock.py", line 1452, in patched
    return func(*newargs, **newkeywargs)
  File "/code/core/importers/tests.py", line 587, in test_reference_import_with_delete
    importer.run()
  File "/code/core/importers/models.py", line 858, in run
    reference_importer.delete() if action == 'delete' else reference_importer.run(), original_item
  File "/code/core/importers/models.py", line 688, in delete
    collection.expansion.delete_references(references)
  File "/code/core/collections/models.py", line 1136, in delete_references
    batch_index_resources.apply_async(('concept', filters), queue='indexing', permanent=False)
  File "/code/core/tasks/models.py", line 281, in apply_async
    return super().apply_async(args, kwargs, task_id, producer, link, link_error, shadow, **options)
  File "/usr/local/lib/python3.10/site-packages/celery/app/task.py", line 594, in apply_async
    return app.send_task(
  File "/usr/local/lib/python3.10/site-packages/celery/app/base.py", line 798, in send_task
    amqp.send_task_message(P, name, message, **options)
  File "/usr/local/lib/python3.10/site-packages/celery/app/amqp.py", line 517, in send_task_message
    ret = producer.publish(
  File "/usr/local/lib/python3.10/site-packages/kombu/messaging.py", line 186, in publish
    return _publish(
  File "/usr/local/lib/python3.10/site-packages/kombu/connection.py", line 563, in _ensured
    return fun(*args, **kwargs)
  File "/usr/local/lib/python3.10/site-packages/kombu/messaging.py", line 195, in _publish
    channel = self.channel
  File "/usr/local/lib/python3.10/site-packages/kombu/messaging.py", line 218, in _get_channel
    channel = self._channel = channel()
  File "/usr/local/lib/python3.10/site-packages/kombu/utils/functional.py", line 34, in __call__
    value = self.__value__ = self.__contract__()
  File "/usr/local/lib/python3.10/site-packages/kombu/messaging.py", line 234, in <lambda>
    channel = ChannelPromise(lambda: connection.default_channel)
  File "/usr/local/lib/python3.10/site-packages/kombu/connection.py", line 960, in default_channel
    self._ensure_connection(**conn_opts)
  File "/usr/local/lib/python3.10/site-packages/kombu/connection.py", line 458, in _ensure_connection
    with ctx():
  File "/usr/local/lib/python3.10/contextlib.py", line 153, in __exit__
    self.gen.throw(typ, value, traceback)
  File "/usr/local/lib/python3.10/site-packages/kombu/connection.py", line 476, in _reraise_as_library_errors
    raise ConnectionError(str(exc)) from exc
kombu.exceptions.OperationalError: Error -2 connecting to redis:6379. Name does not resolve.

----------------------------------------------------------------------
Ran 844 tests in 427.437s

FAILED (errors=1)
Preserving test database for alias 'default' ('test_postgres')...
1
Stopping ocl-oclapi2-rt_db_1 ...
Stopping ocl-oclapi2-rt_es_1 ...
Stopping ocl-oclapi2-rt_db_1 ... done
Stopping ocl-oclapi2-rt_es_1 ... done
Removing ocl-oclapi2-rt_db_1 ...
Removing ocl-oclapi2-rt_es_1 ...
Removing ocl-oclapi2-rt_es_1 ... done
Removing ocl-oclapi2-rt_db_1 ... done
Removing network ocl-oclapi2-rt_default
Removing volume ocl-oclapi2-rt_postgres-data
Removing volume ocl-oclapi2-rt_es-data
Removing volume ocl-oclapi2-rt_redis-data