failure on multiple jobs due to Could not initialize class jnr.posix.JavaLibCHelper on F21 slaves

[Sandro Bonazzola]

Hi,
we have several jenkins jobs failing on different Fedora 21 hosts with error like:

13:27:55 ERROR: Failed to archive artifacts: exported-artifacts/*
13:27:55 java.io.IOException: java.util.concurrent.ExecutionException: java.lang.NoClassDefFoundError: Could not initialize class jnr.posix.JavaLibCHelper
13:27:55 	at hudson.FilePath.copyRecursiveTo(FilePath.java:2047)
13:27:55 	at jenkins.model.StandardArtifactManager.archive(StandardArtifactManager.java:61)
13:27:55 	at hudson.tasks.ArtifactArchiver.perform(ArtifactArchiver.java:220)
13:27:55 	at hudson.tasks.BuildStepMonitor$1.perform(BuildStepMonitor.java:20)
13:27:55 	at hudson.model.AbstractBuild$AbstractBuildExecution.perform(AbstractBuild.java:772)
13:27:55 	at hudson.model.AbstractBuild$AbstractBuildExecution.performAllBuildSteps(AbstractBuild.java:736)
13:27:55 	at hudson.model.Build$BuildExecution.post2(Build.java:183)
13:27:55 	at hudson.model.AbstractBuild$AbstractBuildExecution.post(AbstractBuild.java:685)
13:27:55 	at hudson.model.Run.execute(Run.java:1765)
13:27:55 	at hudson.matrix.MatrixRun.run(MatrixRun.java:146)
13:27:55 	at hudson.model.ResourceController.execute(ResourceController.java:88)
13:27:55 	at hudson.model.Executor.run(Executor.java:234)
13:27:55 Caused by: java.util.concurrent.ExecutionException: java.lang.NoClassDefFoundError: Could not initialize class jnr.posix.JavaLibCHelper
13:27:55 	at hudson.remoting.Channel$3.adapt(Channel.java:772)
13:27:55 	at hudson.remoting.Channel$3.adapt(Channel.java:767)
13:27:55 	at hudson.remoting.FutureAdapter.get(FutureAdapter.java:55)
13:27:55 	at hudson.FilePath.copyRecursiveTo(FilePath.java:2045)
13:27:55 	... 11 more
13:27:55 Caused by: java.lang.NoClassDefFoundError: Could not initialize class jnr.posix.JavaLibCHelper
13:27:55 	at jnr.posix.JavaPOSIX.<init>(JavaPOSIX.java:31)
13:27:55 	at jnr.posix.POSIXFactory.getJavaPOSIX(POSIXFactory.java:91)
13:27:55 	at jnr.posix.POSIXFactory.loadPOSIX(POSIXFactory.java:57)
13:27:55 	at jnr.posix.LazyPOSIX.loadPOSIX(LazyPOSIX.java:33)
13:27:55 	at jnr.posix.LazyPOSIX.posix(LazyPOSIX.java:29)
13:27:55 	at jnr.posix.LazyPOSIX.stat(LazyPOSIX.java:267)
13:27:55 	at hudson.util.IOUtils.mode(IOUtils.java:128)
13:27:55 	at hudson.util.io.TarArchiver.visit(TarArchiver.java:101)
13:27:55 	at hudson.util.DirScanner.scanSingle(DirScanner.java:49)
13:27:55 	at hudson.FilePath$ExplicitlySpecifiedDirScanner.scan(FilePath.java:2571)
13:27:55 	at hudson.FilePath.writeToTar(FilePath.java:2083)
13:27:55 	at hudson.FilePath.access$1000(FilePath.java:180)
13:27:55 	at hudson.FilePath$41.invoke(FilePath.java:2024)
13:27:55 	at hudson.FilePath$41.invoke(FilePath.java:2020)
13:27:55 	at hudson.FilePath$FileCallableWrapper.call(FilePath.java:2492)
13:27:55 	at hudson.remoting.UserRequest.perform(UserRequest.java:118)
13:27:55 	at hudson.remoting.UserRequest.perform(UserRequest.java:48)
13:27:55 	at hudson.remoting.Request$2.run(Request.java:328)
13:27:55 	at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:72)
13:27:55 	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
13:27:55 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
13:27:55 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
13:27:55 	at java.lang.Thread.run(Thread.java:745)

can you please investigate and fix it?

Reference jobs failing:
fc21-vm01.phx.ovirt.org - http://jenkins.ovirt.org/job/jasper-reports_master_create-rpms_merged/label=fc21/39/console
fc21-vm06.phx.ovirt.org - http://jenkins.ovirt.org/job/ioprocess_master_create-rpms-fc20-x86_64_merged/11/console
fc21-vm06.phx.ovirt.org - http://jenkins.ovirt.org/job/ioprocess_master_create-rpms-fc21-x86_64_merged/9/console
fc21-vm06.phx.ovirt.org - http://jenkins.ovirt.org/job/otopi_master_create-rpms_merged/667/label=fc21/console
fc21-vm03.phx.ovirt.org - http://jenkins.ovirt.org/job/ovirt-engine-cli_master_create-rpms_merged/label=fc21/347/console
fc21-vm03.phx.ovirt.org - http://jenkins.ovirt.org/job/ovirt-engine-jboss-as_master_create-rpms_merged/ARCH=x86_64,DISTRIBUTION=epel-6/11/consoleFull
-- 
Sandro Bonazzola
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