use-libs": true, "d0ca57d7f2feb2cf592ee045331f839d892b525bbf834a25871b0654c22e945f.chunk.attr-misc": true}', 'status': 200, 'type': 'http-response', 'id': 'BuildController-5'}
2014-10-07 14:22:15 DEBUG Queuing more worker-builds to run
2014-10-07 14:22:15 DEBUG Requesting worker-build of morph-doc (2a25eabcd528d0ee0c547585718a39c30b308902fffd47336bcbb882ac27afbf)
2014-10-07 14:22:15 DEBUG No new artifacts queued for building
2014-10-07 14:22:15 DEBUG JsonMachine: Sending message {'message': 'Need to build 113 artifacts', 'type': 'build-progress', 'id': 4279528692}
2014-10-07 14:22:15 DEBUG JsonMachine: As '"e2lkOiA0Mjc5NTI4NjkyLCBtZXNzYWdlOiBOZWVkIHRvIGJ1aWxkIDExMyBhcnRpZmFjdHMsIHR5cGU6IGJ1aWxkLXByb2dyZXNzfQo="'
2014-10-07 14:22:15 DEBUG InitiatorConnection: sent to 192.168.222.13:46395: {'message': 'Need to build 113 artifacts', 'type': 'build-progress', 'id': 4279528692}
2014-10-07 14:22:15 DEBUG Handling build request for InitiatorConnection-2
2014-10-07 14:22:15 DEBUG Current jobs: ['2a25eabcd528d0ee0c547585718a39c30b308902fffd47336bcbb882ac27afbf.chunk.morph-doc']
2014-10-07 14:22:15 DEBUG Workers available: 0
2014-10-07 14:22:15 DEBUG Worker build step already started: 2a25eabcd528d0ee0c547585718a39c30b308902fffd47336bcbb882ac27afbf.chunk.morph-doc
2014-10-07 14:22:15 CRITICAL Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/cliapp/app.py", line 190, in _run
    self.process_args(args)
  File "/usr/lib/python2.7/site-packages/morphlib/app.py", line 267, in process_args
    cliapp.Application.process_args(self, args)
  File "/usr/lib/python2.7/site-packages/cliapp/app.py", line 539, in process_args
    method(args[1:])
  File "/usr/lib/python2.7/site-packages/morphlib/plugins/distbuild_plugin.py", line 277, in controller_daemon
    loop.run()
  File "/usr/lib/python2.7/site-packages/distbuild/mainloop.py", line 117, in run
    self._run_once()
  File "/usr/lib/python2.7/site-packages/distbuild/mainloop.py", line 102, in _run_once
    for new_event in machine.handle_event(event_source, event):
  File "/usr/lib/python2.7/site-packages/distbuild/sm.py", line 116, in handle_event
    ret = callback(event_source, event)
  File "/usr/lib/python2.7/site-packages/distbuild/worker_build_scheduler.py", line 265, in _handle_request
    event.artifact.cache_key, job.who.name())
AttributeError: 'Artifact' object has no attribute 'cache_key'