Could not initialize class jenkins.model.Jenkins$MasterComputer

[Alexej Ababilov]

Gate job for docs fails (http://logs.openstack.org/22325/1/gate/gate-python-keystoneclient-docs/713/console.html.gz):

2013-03-05 17:14:20.141 | Started by user OpenStack Hudson
2013-03-05 17:14:20.153 | [EnvInject] - Loading node environment variables.
2013-03-05 17:14:20.417 | Building remotely on jclouds-rackspace-precise-47d in workspace /home/jenkins/workspace/gate-python-keystoneclient-docs
2013-03-05 17:14:20.606 | FATAL: command execution failed
2013-03-05 17:14:20.607 | java.io.IOException: Remote call on jclouds-rackspace-precise-47d failed
2013-03-05 17:14:20.608 | at hudson.remoting.Channel.call(Channel.java:681)
2013-03-05 17:14:20.608 | at hudson.Launcher$RemoteLauncher.launch(Launcher.java:852)
2013-03-05 17:14:20.609 | at hudson.Launcher$ProcStarter.start(Launcher.java:353)
2013-03-05 17:14:20.609 | at hudson.Launcher$ProcStarter.join(Launcher.java:360)
2013-03-05 17:14:20.610 | at hudson.tasks.CommandInterpreter.perform(CommandInterpreter.java:91)
2013-03-05 17:14:20.610 | at hudson.tasks.CommandInterpreter.perform(CommandInterpreter.java:60)
2013-03-05 17:14:20.611 | at hudson.tasks.BuildStepMonitor$1.perform(BuildStepMonitor.java:19)
2013-03-05 17:14:20.611 | at hudson.model.AbstractBuild$AbstractBuildExecution.perform(AbstractBuild.java:814)
2013-03-05 17:14:20.612 | at hudson.model.Build$BuildExecution.build(Build.java:199)
2013-03-05 17:14:20.612 | at hudson.model.Build$BuildExecution.doRun(Build.java:160)
2013-03-05 17:14:20.613 | at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:593)
2013-03-05 17:14:20.613 | at hudson.model.Run.execute(Run.java:1568)
2013-03-05 17:14:20.614 | at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46)
2013-03-05 17:14:20.614 | at hudson.model.ResourceController.execute(ResourceController.java:88)
2013-03-05 17:14:20.614 | at hudson.model.Executor.run(Executor.java:237)
2013-03-05 17:14:20.615 | Caused by: java.lang.NoClassDefFoundError: Could not initialize class jenkins.model.Jenkins$MasterComputer
2013-03-05 17:14:20.615 | at hudson.Launcher$LocalLauncher.<init>(Launcher.java:745)
2013-03-05 17:14:20.615 | at hudson.Launcher$RemoteLaunchCallable.call(Launcher.java:981)
2013-03-05 17:14:20.616 | at hudson.Launcher$RemoteLaunchCallable.call(Launcher.java:955)
2013-03-05 17:14:20.616 | at hudson.remoting.UserRequest.perform(UserRequest.java:118)
2013-03-05 17:14:20.617 | at hudson.remoting.UserRequest.perform(UserRequest.java:48)
2013-03-05 17:14:20.618 | at hudson.remoting.Request$2.run(Request.java:326)
2013-03-05 17:14:20.619 | at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:72)
2013-03-05 17:14:20.619 | at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
2013-03-05 17:14:20.629 | at java.util.concurrent.FutureTask.run(FutureTask.java:166)
2013-03-05 17:14:20.634 | at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
2013-03-05 17:14:20.662 | at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
2013-03-05 17:14:20.663 | at java.lang.Thread.run(Thread.java:679)
2013-03-05 17:14:20.719 | Build step 'Execute shell' marked build as failure
2013-03-05 17:14:20.817 | [SCP] Connecting to static.openstack.org
2013-03-05 17:14:24.397 | [SCP] Trying to create /srv/static/logs/22325/1/gate/gate-python-keystoneclient-docs/713
2013-03-05 17:14:24.406 | [SCP] Copying console log.
2013-03-05 17:14:24.420 | Notifying upstream projects of job completion
2013-03-05 17:14:24.422 | Finished: FAILURE

[Clark Boylan (cboylan)]

This was a problem with the way the Jenkins Jclouds plugin enabled new jenkins slaves. It did not always wait for the new slaves to be ready and as a result ran into these failures. We have fixed this in Jenkins by disabling the jclouds plugin.