Creating test database for alias 'default'...
Cloning test database for alias 'default'...
Cloning test database for alias 'default'...
System check identified no issues (0 silenced).
Traceback (most recent call last):
  File "manage.py", line 41, in <module>
    main()
  File "manage.py", line 37, in main
    execute_from_command_line(sys.argv)
  File "/Users/me/.virtualenvs/project/lib/python3.6/site-packages/django/core/management/__init__.py", line 364, in execute_from_command_line
    utility.execute()
  File "/Users/me/.virtualenvs/project/lib/python3.6/site-packages/django/core/management/__init__.py", line 356, in execute
    self.fetch_command(subcommand).run_from_argv(self.argv)
  File "/Users/me/.virtualenvs/project/lib/python3.6/site-packages/django/core/management/commands/test.py", line 29, in run_from_argv
    super(Command, self).run_from_argv(argv)
  File "/Users/me/.virtualenvs/project/lib/python3.6/site-packages/django/core/management/base.py", line 283, in run_from_argv
    self.execute(*args, **cmd_options)
  File "/Users/me/.virtualenvs/project/lib/python3.6/site-packages/django/core/management/base.py", line 330, in execute
    output = self.handle(*args, **options)
  File "/Users/me/.virtualenvs/project/lib/python3.6/site-packages/django/core/management/commands/test.py", line 62, in handle
    failures = test_runner.run_tests(test_labels)
  File "/Users/me/.virtualenvs/project/lib/python3.6/site-packages/django/test/runner.py", line 603, in run_tests
    result = self.run_suite(suite)
  File "/Users/me/.virtualenvs/project/lib/python3.6/site-packages/django/test/runner.py", line 567, in run_suite
    return runner.run(suite)
  File "/Users/me/.pyenv/versions/3.6.2/lib/python3.6/unittest/runner.py", line 176, in run
    test(result)
  File "/Users/me/.pyenv/versions/3.6.2/lib/python3.6/unittest/suite.py", line 84, in __call__
    return self.run(*args, **kwds)
  File "/Users/me/.virtualenvs/project/lib/python3.6/site-packages/django/test/runner.py", line 370, in run
    subsuite_index, events = test_results.next(timeout=0.1)
  File "/Users/me/.pyenv/versions/3.6.2/lib/python3.6/multiprocessing/pool.py", line 735, in next
    raise value
  File "/Users/me/.pyenv/versions/3.6.2/lib/python3.6/multiprocessing/pool.py", line 424, in _handle_tasks
    put(task)
  File "/Users/me/.pyenv/versions/3.6.2/lib/python3.6/multiprocessing/connection.py", line 206, in send
    self._send_bytes(_ForkingPickler.dumps(obj))
  File "/Users/me/.pyenv/versions/3.6.2/lib/python3.6/multiprocessing/reduction.py", line 51, in dumps
    cls(buf, protocol).dump(obj)
_pickle.PicklingError: Can't pickle <function TestCase.run at 0x1093db730>: it's not the same object as unittest.case.TestCase.run