I: [Tue May 10 15:25:33 2016] - data/yakkety-proposed/autopkgtest/results.cache does not exist, re-downloading all results from swift
Traceback (most recent call last):
  File "./britney.py", line 3292, in <module>
    Britney().main()
  File "./britney.py", line 3234, in main
    self.write_excuses()
  File "./britney.py", line 1920, in write_excuses
    debug=adt_debug)
  File "/opt/opensource/deb/britney2-ubuntu/autopkgtest.py", line 98, in __init__
    self.setup_amqp()
  File "/opt/opensource/deb/britney2-ubuntu/autopkgtest.py", line 115, in setup_amqp
    password=creds.password)
  File "/usr/lib/python3/dist-packages/amqplib/client_0_8/connection.py", line 129, in __init__
    self.transport = create_transport(host, connect_timeout, ssl)
  File "/usr/lib/python3/dist-packages/amqplib/client_0_8/transport.py", line 281, in create_transport
    return TCPTransport(host, connect_timeout)
  File "/usr/lib/python3/dist-packages/amqplib/client_0_8/transport.py", line 85, in __init__
    raise socket.error(msg)
UnboundLocalError: local variable 'msg' referenced before assignment
mwhudson@aeglos:/opt/opensource/deb/britney2-ubuntu$