Traceback output while running

[ghost]

I got a traceback just in the middle of running the tests:

user_groups: 1
threads: 5

[============ 32% ] 97s/300s transactions: 49 timers: 0 errors: 0
Process UserGroup-1:
Traceback (most recent call last):
File "/usr/lib/python2.7/multiprocessing/process.py", line 258, in _bootstrap
self.run()
File "/opt/virtenvs/django_slice/local/lib/python2.7/site-packages/multimechanize/core.py", line 54, in run
agent_thread.join()
File "/usr/lib/python2.7/threading.py", line 667, in join
self.__block.wait()
File "/usr/lib/python2.7/threading.py", line 243, in wait
waiter.acquire()
[================100%==================] 300s/300s transactions: 248 timers: 0 errors: 0
waiting for all requests to finish...