builder: mozilla-inbound-linux64 slave: bld-linux64-spot-389 starttime: 1446604972.75 results: exception (4) buildid: 20151103184135 builduid: e5af6b76eca748c88145bcfac60b980d revision: c273256b3e07b1b7c1a1b039d65dcbc9862c9cd8 ========= Started set props: master (results: 0, elapsed: 0 secs) (at 2015-11-03 18:42:52.747224) ========= master: http://buildbot-master73.bb.releng.usw2.mozilla.com:8001/ ========= Finished set props: master (results: 0, elapsed: 0 secs) (at 2015-11-03 18:42:52.747648) ========= ========= Started set props: basedir (results: 0, elapsed: 0 secs) (at 2015-11-03 18:42:52.747945) ========= bash -c pwd in dir /builds/slave/m-in-l64-000000000000000000000/. (timeout 1200 secs) watching logfiles {} argv: ['bash', '-c', 'pwd'] environment: CCACHE_HASHDIR= G_BROKEN_FILENAMES=1 HISTCONTROL=ignoredups HISTSIZE=1000 HOME=/home/cltbld HOSTNAME=bld-linux64-spot-389.build.releng.usw2.mozilla.com LANG=en_US.UTF-8 LESSOPEN=|/usr/bin/lesspipe.sh %s LOGNAME=cltbld MAIL=/var/spool/mail/cltbld PATH=/usr/local/bin:/usr/lib64/ccache:/usr/local/bin:/bin:/usr/bin:/usr/local/sbin:/usr/sbin:/sbin:/home/cltbld/bin PWD=/builds/slave/m-in-l64-000000000000000000000 SHELL=/bin/bash SHLVL=1 TERM=linux TMOUT=86400 USER=cltbld _=/tools/buildbot/bin/python using PTY: False /builds/slave/m-in-l64-000000000000000000000 program finished with exit code 0 elapsedTime=0.003630 basedir: '/builds/slave/m-in-l64-000000000000000000000' ========= master_lag: 0.05 ========= ========= Finished set props: basedir (results: 0, elapsed: 0 secs) (at 2015-11-03 18:42:52.801986) ========= ========= Started downloading to buildprops.json (results: 0, elapsed: 0 secs) (at 2015-11-03 18:42:52.802305) ========= ========= Finished downloading to buildprops.json (results: 0, elapsed: 0 secs) (at 2015-11-03 18:42:52.815389) ========= ========= Started 'rm -rf ...' (results: 0, elapsed: 0 secs) (at 2015-11-03 18:42:52.815675) ========= rm -rf properties in dir /builds/slave/m-in-l64-000000000000000000000/. (timeout 1200 secs) watching logfiles {} argv: ['rm', '-rf', 'properties'] environment: CCACHE_HASHDIR= G_BROKEN_FILENAMES=1 HISTCONTROL=ignoredups HISTSIZE=1000 HOME=/home/cltbld HOSTNAME=bld-linux64-spot-389.build.releng.usw2.mozilla.com LANG=en_US.UTF-8 LESSOPEN=|/usr/bin/lesspipe.sh %s LOGNAME=cltbld MAIL=/var/spool/mail/cltbld PATH=/usr/local/bin:/usr/lib64/ccache:/usr/local/bin:/bin:/usr/bin:/usr/local/sbin:/usr/sbin:/sbin:/home/cltbld/bin PWD=/builds/slave/m-in-l64-000000000000000000000 SHELL=/bin/bash SHLVL=1 TERM=linux TMOUT=86400 USER=cltbld _=/tools/buildbot/bin/python using PTY: False program finished with exit code 0 elapsedTime=0.002418 ========= master_lag: 0.05 ========= ========= Finished 'rm -rf ...' (results: 0, elapsed: 0 secs) (at 2015-11-03 18:42:52.863289) ========= ========= Started set props: script_repo_url (results: 0, elapsed: 0 secs) (at 2015-11-03 18:42:52.863583) ========= script_repo_url: https://hg.mozilla.org/build/mozharness ========= Finished set props: script_repo_url (results: 0, elapsed: 0 secs) (at 2015-11-03 18:42:52.863935) ========= ========= Started 'rm -rf ...' (results: 0, elapsed: 0 secs) (at 2015-11-03 18:42:52.864234) ========= rm -rf scripts in dir /builds/slave/m-in-l64-000000000000000000000/. (timeout 1200 secs) watching logfiles {} argv: ['rm', '-rf', 'scripts'] environment: CCACHE_HASHDIR= G_BROKEN_FILENAMES=1 HISTCONTROL=ignoredups HISTSIZE=1000 HOME=/home/cltbld HOSTNAME=bld-linux64-spot-389.build.releng.usw2.mozilla.com LANG=en_US.UTF-8 LESSOPEN=|/usr/bin/lesspipe.sh %s LOGNAME=cltbld MAIL=/var/spool/mail/cltbld PATH=/usr/local/bin:/usr/lib64/ccache:/usr/local/bin:/bin:/usr/bin:/usr/local/sbin:/usr/sbin:/sbin:/home/cltbld/bin PWD=/builds/slave/m-in-l64-000000000000000000000 SHELL=/bin/bash SHLVL=1 TERM=linux TMOUT=86400 USER=cltbld _=/tools/buildbot/bin/python using PTY: False program finished with exit code 0 elapsedTime=0.003026 ========= master_lag: 0.05 ========= ========= Finished 'rm -rf ...' (results: 0, elapsed: 0 secs) (at 2015-11-03 18:42:52.913294) ========= ========= Started 'bash -c ...' (results: 0, elapsed: 0 secs) (at 2015-11-03 18:42:52.913635) ========= bash -c 'python /tools/checkouts/build-tools/buildfarm/utils/archiver_client.py mozharness --repo integration/mozilla-inbound --rev c273256b3e07b1b7c1a1b039d65dcbc9862c9cd8 --destination scripts --debug' in dir /builds/slave/m-in-l64-000000000000000000000/. (timeout 1200 secs) watching logfiles {} argv: ['bash', '-c', u'python /tools/checkouts/build-tools/buildfarm/utils/archiver_client.py mozharness --repo integration/mozilla-inbound --rev c273256b3e07b1b7c1a1b039d65dcbc9862c9cd8 --destination scripts --debug'] environment: CCACHE_HASHDIR= G_BROKEN_FILENAMES=1 HISTCONTROL=ignoredups HISTSIZE=1000 HOME=/home/cltbld HOSTNAME=bld-linux64-spot-389.build.releng.usw2.mozilla.com LANG=en_US.UTF-8 LESSOPEN=|/usr/bin/lesspipe.sh %s LOGNAME=cltbld MAIL=/var/spool/mail/cltbld PATH=/usr/local/bin:/usr/lib64/ccache:/usr/local/bin:/bin:/usr/bin:/usr/local/sbin:/usr/sbin:/sbin:/home/cltbld/bin PWD=/builds/slave/m-in-l64-000000000000000000000 SHELL=/bin/bash SHLVL=1 TERM=linux TMOUT=86400 USER=cltbld _=/tools/buildbot/bin/python using PTY: False 2015-11-03 18:42:52,963 truncating revision to first 12 chars 2015-11-03 18:42:52,964 Setting DEBUG logging. 2015-11-03 18:42:52,964 attempt 1/10 2015-11-03 18:42:52,964 Getting archive location from https://api.pub.build.mozilla.org/archiver/hgmo/integration/mozilla-inbound/c273256b3e07?&preferred_region=us-west-2&suffix=tar.gz&subdir=testing/mozharness 2015-11-03 18:42:53,250 unpacking tar archive at: mozilla-inbound-c273256b3e07/testing/mozharness/ program finished with exit code 0 elapsedTime=0.446578 ========= master_lag: 0.01 ========= ========= Finished 'bash -c ...' (results: 0, elapsed: 0 secs) (at 2015-11-03 18:42:53.373867) ========= ========= Started downloading to oauth.txt (results: 0, elapsed: 0 secs) (at 2015-11-03 18:42:53.374191) ========= ========= Finished downloading to oauth.txt (results: 0, elapsed: 0 secs) (at 2015-11-03 18:42:53.387985) ========= ========= Started tinderboxprint_script_revlink (results: 0, elapsed: 0 secs) (at 2015-11-03 18:42:53.388259) ========= TinderboxPrint: script_revlink: https://hg.mozilla.org/build/mozharness/rev/production ========= Finished tinderboxprint_script_revlink (results: 0, elapsed: 0 secs) (at 2015-11-03 18:42:53.388636) ========= ========= Started remove old nonce (results: 0, elapsed: 0 secs) (at 2015-11-03 18:42:53.388909) ========= rm -f nonce in dir /builds/slave/m-in-l64-000000000000000000000/. (timeout 1200 secs) watching logfiles {} argv: ['rm', '-f', 'nonce'] environment: CCACHE_HASHDIR= G_BROKEN_FILENAMES=1 HISTCONTROL=ignoredups HISTSIZE=1000 HOME=/home/cltbld HOSTNAME=bld-linux64-spot-389.build.releng.usw2.mozilla.com LANG=en_US.UTF-8 LESSOPEN=|/usr/bin/lesspipe.sh %s LOGNAME=cltbld MAIL=/var/spool/mail/cltbld PATH=/usr/local/bin:/usr/lib64/ccache:/usr/local/bin:/bin:/usr/bin:/usr/local/sbin:/usr/sbin:/sbin:/home/cltbld/bin PWD=/builds/slave/m-in-l64-000000000000000000000 SHELL=/bin/bash SHLVL=1 TERM=linux TMOUT=86400 USER=cltbld _=/tools/buildbot/bin/python using PTY: False program finished with exit code 0 elapsedTime=0.003025 ========= master_lag: 0.05 ========= ========= Finished remove old nonce (results: 0, elapsed: 0 secs) (at 2015-11-03 18:42:53.439966) ========= ========= Started download_token exception (results: 4, elapsed: 15 mins, 28 secs) (at 2015-11-03 18:42:53.440268) ========= Slave: bld-linux64-spot-389 IP: 10.132.53.227 Duration: 25200 URI: https://signing4.srv.releng.scl3.mozilla.com:9110/token

<class 'twisted.spread.pb.PBConnectionLost'>: [Failure instance: Traceback (failure with no frames): <class 'twisted.internet.error.ConnectionLost'>: Connection to the other side was lost in a non-clean fashion. ]

<class 'twisted.spread.pb.PBConnectionLost'>: [Failure instance: Traceback (failure with no frames): <class 'twisted.internet.error.ConnectionLost'>: Connection to the other side was lost in a non-clean fashion. ]

Traceback (most recent call last): Failure: twisted.spread.pb.PBConnectionLost: [Failure instance: Traceback (failure with no frames): : Connection to the other side was lost in a non-clean fashion. ] ========= Finished download_token exception (results: 4, elapsed: 15 mins, 28 secs) (at 2015-11-03 18:58:22.133244) ========= ========= Skipped (results: not started, elapsed: not started) ========= ========= Skipped (results: not started, elapsed: not started) ========= ========= Skipped (results: not started, elapsed: not started) ========= ========= Started set_script_properties exception (results: 4, elapsed: 0 secs) (at 2015-11-03 18:58:22.133721) ========= remoteFailed: [Failure instance: Traceback: : Calling Stale Broker /builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/steps/shell.py:225:start /builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py:1071:startCommand /builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py:1002:runCommand /builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py:77:run --- --- /builds/buildbot/build1/lib/python2.7/site-packages/twisted/internet/defer.py:125:maybeDeferred /builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py:529:start /builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py:311:start /builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py:112:start /builds/buildbot/build1/lib/python2.7/site-packages/twisted/spread/pb.py:328:callRemote /builds/buildbot/build1/lib/python2.7/site-packages/twisted/spread/pb.py:807:_sendMessage ]

<class 'twisted.spread.pb.DeadReferenceError'>: Calling Stale Broker

/builds/buildbot/build1/lib/python2.7/site-packages/twisted/internet/defer.py, line 125 in maybeDeferred
123  """
124  try:
125    result = f(*args, **kw)
126  except:
Locals
args'()'
kw'{}'
f"<bound method RemoteShellCommand.start of <RemoteShellCommand '['bash', '-c', 'for file in `ls -1`; do cat $file; done']'>>"
/builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py, line 529 in start
527                       self.args['workdir'])
528    log.msg(what)
529    return LoggedRemoteCommand.start(self)
530
Locals
what'"command \'[\'bash\', \'-c\', \'for file in `ls -1`; do cat $file; done\']\' in dir \'properties\'"'
self"<RemoteShellCommand '['bash', '-c', 'for file in `ls -1`; do cat $file; done']'>"
Globals
LoggedRemoteCommand'<class buildbot.process.buildstep.LoggedRemoteCommand at 0x27350b8>'
log"<module 'twisted.python.log' from '/builds/buildbot/build1/lib/python2.7/site-packages/twisted/python/log.pyc'>"
/builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py, line 311 in start
309          % self)
310    self.updates = {}
311    return RemoteCommand.start(self)
312
Locals
self"<RemoteShellCommand '['bash', '-c', 'for file in `ls -1`; do cat $file; done']'>"
Globals
RemoteCommand'<class buildbot.process.buildstep.RemoteCommand at 0x2722ae0>'
/builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py, line 112 in start
110    # We should fire self.deferred when the command is done.
111    d = self.remote.callRemote("startCommand", self, self.commandID,
112                  self.remote_command, cmd_args)
113    return d
Locals
self"<RemoteShellCommand '['bash', '-c', 'for file in `ls -1`; do cat $file; done']'>"
cmd_args"{'workdir': 'properties', 'command': ['bash', '-c', 'for file in `ls -1`; do cat $file; done'], 'timeout': 1200, 'env': None, 'want_stdout': 1, 'usePTY': 'slave-config', 'maxTime': None, 'logEnviron': True, 'want_stderr': 1, 'logfiles': {}}"
/builds/buildbot/build1/lib/python2.7/site-packages/twisted/spread/pb.py, line 328 in callRemote
326
327    return self.broker._sendMessage('',self.perspective, self.luid,
328                    _name, args, kw)
329
Locals
self'<twisted.spread.pb.RemoteReference instance at 0x17527d40>'
args"(<RemoteShellCommand '['bash', '-c', 'for file in `ls -1`; do cat $file; done']'>, '24094', 'shell', {'workdir': 'properties', 'command': ['bash', '-c', 'for file in `ls -1`; do cat $file; done'], 'timeout': 1200, 'env': None, 'want_stdout': 1, 'usePTY': 'slave-config', 'maxTime': None, 'logEnviron': True, 'want_stderr': 1, 'logfiles': {}})"
kw'{}'
_name"'startCommand'"
/builds/buildbot/build1/lib/python2.7/site-packages/twisted/spread/pb.py, line 807 in _sendMessage
805      del kw['pbanswer']
806    if self.disconnected:
807      raise DeadReferenceError("Calling Stale Broker")
808    try:
Locals
self'<twisted.spread.pb.Broker instance at 0x16394170>'
kw'{}'
Globals
Broker'<class twisted.spread.pb.Broker at 0x2668598>'
DeadReferenceError"<class 'twisted.spread.pb.DeadReferenceError'>"

<class 'twisted.spread.pb.DeadReferenceError'>: Calling Stale Broker

Traceback (most recent call last): File "/builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/steps/shell.py", line 225, in start self.startCommand(cmd, warnings) File "/builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py", line 1071, in startCommand d = self.runCommand(cmd) # might raise ConnectionLost File "/builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py", line 1002, in runCommand d = c.run(self, self.remote) File "/builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py", line 77, in run d = defer.maybeDeferred(self.start) --- --- File "/builds/buildbot/build1/lib/python2.7/site-packages/twisted/internet/defer.py", line 125, in maybeDeferred result = f(*args, **kw) File "/builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py", line 529, in start return LoggedRemoteCommand.start(self) File "/builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py", line 311, in start return RemoteCommand.start(self) File "/builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py", line 112, in start self.remote_command, cmd_args) File "/builds/buildbot/build1/lib/python2.7/site-packages/twisted/spread/pb.py", line 328, in callRemote _name, args, kw) File "/builds/buildbot/build1/lib/python2.7/site-packages/twisted/spread/pb.py", line 807, in _sendMessage raise DeadReferenceError("Calling Stale Broker") twisted.spread.pb.DeadReferenceError: Calling Stale Broker ========= Finished set_script_properties exception (results: 4, elapsed: 0 secs) (at 2015-11-03 18:58:22.235448) ========= ========= Started rm_oauth_txt exception (results: 4, elapsed: 0 secs) (at 2015-11-03 18:58:22.236243) ========= remoteFailed: [Failure instance: Traceback: : Calling Stale Broker /builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/steps/shell.py:225:start /builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py:1071:startCommand /builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py:1002:runCommand /builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py:77:run --- --- /builds/buildbot/build1/lib/python2.7/site-packages/twisted/internet/defer.py:125:maybeDeferred /builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py:529:start /builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py:311:start /builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py:112:start /builds/buildbot/build1/lib/python2.7/site-packages/twisted/spread/pb.py:328:callRemote /builds/buildbot/build1/lib/python2.7/site-packages/twisted/spread/pb.py:807:_sendMessage ]

<class 'twisted.spread.pb.DeadReferenceError'>: Calling Stale Broker

/builds/buildbot/build1/lib/python2.7/site-packages/twisted/internet/defer.py, line 125 in maybeDeferred
123  """
124  try:
125    result = f(*args, **kw)
126  except:
Locals
args'()'
kw'{}'
f"<bound method RemoteShellCommand.start of <RemoteShellCommand '['rm', '-f', 'oauth.txt']'>>"
/builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py, line 529 in start
527                       self.args['workdir'])
528    log.msg(what)
529    return LoggedRemoteCommand.start(self)
530
Locals
what'"command \'[\'rm\', \'-f\', \'oauth.txt\']\' in dir \'.\'"'
self"<RemoteShellCommand '['rm', '-f', 'oauth.txt']'>"
Globals
LoggedRemoteCommand'<class buildbot.process.buildstep.LoggedRemoteCommand at 0x27350b8>'
log"<module 'twisted.python.log' from '/builds/buildbot/build1/lib/python2.7/site-packages/twisted/python/log.pyc'>"
/builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py, line 311 in start
309          % self)
310    self.updates = {}
311    return RemoteCommand.start(self)
312
Locals
self"<RemoteShellCommand '['rm', '-f', 'oauth.txt']'>"
Globals
RemoteCommand'<class buildbot.process.buildstep.RemoteCommand at 0x2722ae0>'
/builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py, line 112 in start
110    # We should fire self.deferred when the command is done.
111    d = self.remote.callRemote("startCommand", self, self.commandID,
112                  self.remote_command, cmd_args)
113    return d
Locals
self"<RemoteShellCommand '['rm', '-f', 'oauth.txt']'>"
cmd_args"{'workdir': '.', 'command': ['rm', '-f', 'oauth.txt'], 'timeout': 1200, 'env': None, 'want_stdout': 1, 'usePTY': 'slave-config', 'maxTime': None, 'logEnviron': True, 'want_stderr': 1, 'logfiles': {}}"
/builds/buildbot/build1/lib/python2.7/site-packages/twisted/spread/pb.py, line 328 in callRemote
326
327    return self.broker._sendMessage('',self.perspective, self.luid,
328                    _name, args, kw)
329
Locals
self'<twisted.spread.pb.RemoteReference instance at 0x17527d40>'
args"(<RemoteShellCommand '['rm', '-f', 'oauth.txt']'>, '24095', 'shell', {'workdir': '.', 'command': ['rm', '-f', 'oauth.txt'], 'timeout': 1200, 'env': None, 'want_stdout': 1, 'usePTY': 'slave-config', 'maxTime': None, 'logEnviron': True, 'want_stderr': 1, 'logfiles': {}})"
kw'{}'
_name"'startCommand'"
/builds/buildbot/build1/lib/python2.7/site-packages/twisted/spread/pb.py, line 807 in _sendMessage
805      del kw['pbanswer']
806    if self.disconnected:
807      raise DeadReferenceError("Calling Stale Broker")
808    try:
Locals
self'<twisted.spread.pb.Broker instance at 0x16394170>'
kw'{}'
Globals
Broker'<class twisted.spread.pb.Broker at 0x2668598>'
DeadReferenceError"<class 'twisted.spread.pb.DeadReferenceError'>"

<class 'twisted.spread.pb.DeadReferenceError'>: Calling Stale Broker

Traceback (most recent call last): File "/builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/steps/shell.py", line 225, in start self.startCommand(cmd, warnings) File "/builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py", line 1071, in startCommand d = self.runCommand(cmd) # might raise ConnectionLost File "/builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py", line 1002, in runCommand d = c.run(self, self.remote) File "/builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py", line 77, in run d = defer.maybeDeferred(self.start) --- --- File "/builds/buildbot/build1/lib/python2.7/site-packages/twisted/internet/defer.py", line 125, in maybeDeferred result = f(*args, **kw) File "/builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py", line 529, in start return LoggedRemoteCommand.start(self) File "/builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py", line 311, in start return RemoteCommand.start(self) File "/builds/buildbot/build1/lib/python2.7/site-packages/buildbot-0.8.2_hg_41f0fbee10f4_production_0.8-py2.7.egg/buildbot/process/buildstep.py", line 112, in start self.remote_command, cmd_args) File "/builds/buildbot/build1/lib/python2.7/site-packages/twisted/spread/pb.py", line 328, in callRemote _name, args, kw) File "/builds/buildbot/build1/lib/python2.7/site-packages/twisted/spread/pb.py", line 807, in _sendMessage raise DeadReferenceError("Calling Stale Broker") twisted.spread.pb.DeadReferenceError: Calling Stale Broker ========= Finished rm_oauth_txt exception (results: 4, elapsed: 0 secs) (at 2015-11-03 18:58:22.287755) ========= ========= Started reboot slave lost (results: 0, elapsed: 0 secs) (at 2015-11-03 18:58:22.288608) ========= ========= Finished reboot slave lost (results: 0, elapsed: 0 secs) (at 2015-11-03 18:58:22.630700) ========= ========= Total master_lag: 0.20 =========