FailedConsole Output

Started by upstream project "Pharo-5.0-update-trigger" build number 302
originally caused by:
 [URLTrigger] A change within the response URL invocation (log)
Building remotely on pharo-contribution-ubuntu16-04 (32 64 ubuntu linux) in workspace /builds/workspace/DependencyAnalyser
[WS-CLEANUP] Deleting project workspace...
[WS-CLEANUP] Done
No emails were triggered.
[DependencyAnalyser] $ /bin/sh -xe /tmp/hudson1483123026460704758.sh
+ bash
+ wget --quiet -O - get.pharo.org/50+vm
Downloading the latest 50 Image:
    http://files.pharo.org/get-files/50/pharo.zip
Pharo.image
Downloading the latest pharoVM:
	http://files.pharo.org/get-files/50/pharo-linux-stable.zip
pharo-vm/pharo
Downloading PharoV50.sources:
	http://files.pharo.org/get-files/50/sources.zip
Creating starter scripts pharo and pharo-ui
+ ./pharo Pharo.image save DependencyAnalyser
FATAL: command execution failed
java.io.IOException: Backing channel 'pharo-contribution-ubuntu16-04' is disconnected.
	at hudson.remoting.RemoteInvocationHandler.channelOrFail(RemoteInvocationHandler.java:191)
	at hudson.remoting.RemoteInvocationHandler.invoke(RemoteInvocationHandler.java:256)
	at com.sun.proxy.$Proxy69.isAlive(Unknown Source)
	at hudson.Launcher$RemoteLauncher$ProcImpl.isAlive(Launcher.java:1043)
	at hudson.Launcher$RemoteLauncher$ProcImpl.join(Launcher.java:1035)
	at hudson.tasks.CommandInterpreter.join(CommandInterpreter.java:154)
	at hudson.tasks.CommandInterpreter.perform(CommandInterpreter.java:108)
	at hudson.tasks.CommandInterpreter.perform(CommandInterpreter.java:65)
	at hudson.tasks.BuildStepMonitor$1.perform(BuildStepMonitor.java:20)
	at hudson.model.AbstractBuild$AbstractBuildExecution.perform(AbstractBuild.java:779)
	at hudson.model.Build$BuildExecution.build(Build.java:205)
	at hudson.model.Build$BuildExecution.doRun(Build.java:162)
	at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:534)
	at hudson.model.Run.execute(Run.java:1728)
	at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:43)
	at hudson.model.ResourceController.execute(ResourceController.java:98)
	at hudson.model.Executor.run(Executor.java:404)
Caused by: java.io.IOException: Unexpected termination of the channel
	at hudson.remoting.SynchronousCommandTransport$ReaderThread.run(SynchronousCommandTransport.java:73)
Caused by: java.io.EOFException
	at java.io.ObjectInputStream$PeekInputStream.readFully(ObjectInputStream.java:2351)
	at java.io.ObjectInputStream$BlockDataInputStream.readShort(ObjectInputStream.java:2820)
	at java.io.ObjectInputStream.readStreamHeader(ObjectInputStream.java:804)
	at java.io.ObjectInputStream.<init>(ObjectInputStream.java:302)
	at hudson.remoting.ObjectInputStreamEx.<init>(ObjectInputStreamEx.java:48)
	at hudson.remoting.AbstractSynchronousByteArrayCommandTransport.read(AbstractSynchronousByteArrayCommandTransport.java:34)
	at hudson.remoting.SynchronousCommandTransport$ReaderThread.run(SynchronousCommandTransport.java:59)
Build step 'Execute shell' marked build as failure
ERROR: Step ‘Publish JUnit test result report’ failed: no workspace for DependencyAnalyser #412
Started calculate disk usage of build
Finished Calculation of disk usage of build in 0 seconds
No emails were triggered.
Finished: FAILURE