Comment 1 for bug 545604

From /var/tmp/development-buildd-manager.log:

 Scanning Builders.
 scanActiveBuilders() found 1 active build(s) to check
 Scanning failed with: 'build_status'
 Traceback (most recent call last):
   File "/home/jtv/canonical/lp-sourcedeps/eggs/Twisted-10.0.0-py2.5-linux-i686.egg/twisted/internet/base.py", line 1170, in run
     self.mainLoop()
   File "/home/jtv/canonical/lp-sourcedeps/eggs/Twisted-10.0.0-py2.5-linux-i686.egg/twisted/internet/base.py", line 1179, in mainLoop
     self.runUntilCurrent()
   File "/home/jtv/canonical/lp-sourcedeps/eggs/Twisted-10.0.0-py2.5-linux-i686.egg/twisted/internet/base.py", line 778, in runUntilCurrent
     call.func(*call.args, **call.kw)
   File "/home/jtv/canonical/lp-branches/test-buildfarm/lib/lp/buildmaster/manager.py", line 243, in startService
     d = defer.maybeDeferred(self.scan)
 --- <exception caught here> ---
   File "/home/jtv/canonical/lp-sourcedeps/eggs/Twisted-10.0.0-py2.5-linux-i686.egg/twisted/internet/defer.py", line 117, in maybeDeferred
     result = f(*args, **kw)
   File "/home/jtv/canonical/lp-branches/test-buildfarm/lib/canonical/librarian/db.py", line 38, in retry_transaction_decorator
     return func(*args, **kwargs)
   File "/home/jtv/canonical/lp-branches/test-buildfarm/lib/canonical/database/sqlbase.py", line 728, in reset_store_decorator
     return func(*args, **kwargs)
   File "/home/jtv/canonical/lp-branches/test-buildfarm/lib/canonical/librarian/db.py", line 74, in write_transaction_decorator
     ret = func(*args, **kwargs)
   File "/home/jtv/canonical/lp-branches/test-buildfarm/lib/lp/buildmaster/manager.py", line 336, in scan
     builder_set.pollBuilders(self.logger, transaction)
   File "/home/jtv/canonical/lp-branches/test-buildfarm/lib/lp/buildmaster/model/builder.py", line 649, in pollBuilders
     buildMaster.scanActiveBuilders()
   File "/home/jtv/canonical/lp-branches/test-buildfarm/lib/lp/buildmaster/master.py", line 189, in scanActiveBuilders
     job.builder.updateBuild(job)
   File "/home/jtv/canonical/lp-branches/test-buildfarm/lib/lp/buildmaster/model/builder.py", line 371, in updateBuild
     self.current_build_behavior.updateBuild(queueItem)
   File "/home/jtv/canonical/lp-branches/test-buildfarm/lib/lp/buildmaster/model/buildfarmjobbehavior.py", line 212, in updateBuild
     method(queueItem, slave_status, logtail, logger)
   File "/home/jtv/canonical/lp-branches/test-buildfarm/lib/lp/translations/model/translationtemplatesbuildbehavior.py", line 97, in updateBuild_WAITING
     build_status = self.extractBuildStatus(slave_status)
   File "/home/jtv/canonical/lp-branches/test-buildfarm/lib/lp/buildmaster/model/buildfarmjobbehavior.py", line 258, in extractBuildStatus
     status_string = slave_status['build_status']
 exceptions.KeyError: 'build_status'