[Qa-jenkins-scm] Build failed in Jenkins: reproducible_setup_pbuilder_unstable_armhf_cbxi4pro0 #1231

[jenkins at jenkins.debian.net]

See <https://jenkins.debian.net/job/reproducible_setup_pbuilder_unstable_armhf_cbxi4pro0/1231/display/redirect>

------------------------------------------
Started by timer
[EnvInject] - Loading node environment variables.
Building remotely on cbxi4pro0-armhf-rb.debian.net (cbxi4pro0 armhf) in workspace <https://jenkins.debian.net/job/reproducible_setup_pbuilder_unstable_armhf_cbxi4pro0/ws/>
[reproducible_setup_pbuilder_unstable_armhf_cbxi4pro0] $ /bin/sh -xe /tmp/jenkins199122451356910411.sh
+ /srv/jenkins/bin/jenkins_master_wrapper.sh
====================================================================================

Sun Jan  6 11:18:01 UTC 2019 - running /srv/jenkins/bin/reproducible_setup_pbuilder.sh (for job reproducible_setup_pbuilder_unstable_armhf_cbxi4pro0) on cbxi4pro0 now.

To learn to understand this, git clone https://salsa.debian.org/qa/jenkins.debian.net.git
and then have a look at the files README, INSTALL, CONTRIBUTING and maybe TODO.

This invocation of this script, which is located in bin/reproducible_setup_pbuilder.sh,
has been called using "unstable" as arguments.

Please send feedback about jenkins to qa-jenkins-dev at lists.alioth.debian.org,
or as a bug against the 'jenkins.debian.org' pseudo-package,
feedback about specific job results should go to their respective lists and/or the BTS.

====================================================================================
Sun Jan  6 11:18:01 UTC 2019 - start running "/srv/jenkins/bin/reproducible_setup_pbuilder.sh" (md5sum dfa8d459b1e77a7979c4f8cca6285c8d) as "/tmp/jenkins-script-z7WtltWN" on cbxi4pro0.

/var/cache/pbuilder/unstable-reproducible-base.tgz not old enough, doing nothing...

Sun Jan  6 11:18:01 UTC 2019 - /srv/jenkins/bin/reproducible_setup_pbuilder.sh stopped running as /tmp/jenkins-script-z7WtltWN, which will now be removed.
FATAL: Remote call on cbxi4pro0-armhf-rb.debian.net failed
Also:   hudson.remoting.Channel$CallSiteStackTrace: Remote call to cbxi4pro0-armhf-rb.debian.net
		at hudson.remoting.Channel.attachCallSiteStackTrace(Channel.java:1741)
		at hudson.remoting.UserRequest$ExceptionResponse.retrieve(UserRequest.java:357)
		at hudson.remoting.Channel.call(Channel.java:955)
		at hudson.Launcher$RemoteLauncher.kill(Launcher.java:1085)
		at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:510)
		at hudson.model.Run.execute(Run.java:1810)
		at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:43)
		at hudson.model.ResourceController.execute(ResourceController.java:97)
		at hudson.model.Executor.run(Executor.java:429)
java.lang.NoClassDefFoundError: Could not initialize class hudson.slaves.SlaveComputer
	at hudson.util.ProcessTree.get(ProcessTree.java:411)
	at hudson.Launcher$RemoteLauncher$KillTask.call(Launcher.java:1097)
	at hudson.Launcher$RemoteLauncher$KillTask.call(Launcher.java:1088)
	at hudson.remoting.UserRequest.perform(UserRequest.java:212)
	at hudson.remoting.UserRequest.perform(UserRequest.java:54)
	at hudson.remoting.Request$2.run(Request.java:369)
	at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:72)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
Caused: java.io.IOException: Remote call on cbxi4pro0-armhf-rb.debian.net failed
	at hudson.remoting.Channel.call(Channel.java:961)
	at hudson.Launcher$RemoteLauncher.kill(Launcher.java:1085)
	at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:510)
	at hudson.model.Run.execute(Run.java:1810)
	at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:43)
	at hudson.model.ResourceController.execute(ResourceController.java:97)
	at hudson.model.Executor.run(Executor.java:429)