[virgo-build] Build failed in Hudson: virgo.web-server.snapshot #403

[hudsonbuild@xxxxxxxxxxx]

See <https://hudson.eclipse.org/hudson/job/virgo.web-server.snapshot/403/>

------------------------------------------
Started by timer
Building remotely on hudson-slave1
Checkout:virgo.web-server.snapshot / <https://hudson.eclipse.org/hudson/job/virgo.web-server.snapshot/ws/> - hudson.remoting.Channel@359283fe:hudson-slave1
Using strategy: Default
Last Built Revision: Revision 6584bf85f5d3f792b92836c6088a322d26d43423 (origin/master)
hudson.util.IOException2: remote file operation failed: <https://hudson.eclipse.org/hudson/job/virgo.web-server.snapshot/ws/> at hudson.remoting.Channel@359283fe:hudson-slave1
	at hudson.FilePath.act(FilePath.java:749)
	at hudson.FilePath.act(FilePath.java:735)
	at hudson.plugins.git.GitSCM.checkout(GitSCM.java:658)
	at hudson.model.AbstractProject.checkout(AbstractProject.java:1118)
	at hudson.model.AbstractBuild$AbstractRunner.checkout(AbstractBuild.java:480)
	at hudson.model.AbstractBuild$AbstractRunner.run(AbstractBuild.java:412)
	at hudson.model.Run.run(Run.java:1337)
	at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46)
	at hudson.model.ResourceController.execute(ResourceController.java:88)
	at hudson.model.Executor.run(Executor.java:140)
Caused by: java.io.IOException: Remote call on hudson-slave1 failed
	at hudson.remoting.Channel.call(Channel.java:638)
	at hudson.FilePath.act(FilePath.java:742)
	... 9 more
Caused by: java.lang.LinkageError: loader (instance of  hudson/remoting/RemoteClassLoader): attempted  duplicate class definition for name: "hudson/model/Result"
	at java.lang.ClassLoader.defineClass1(Native Method)
	at java.lang.ClassLoader.defineClassCond(ClassLoader.java:632)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:616)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:466)
	at hudson.remoting.RemoteClassLoader.loadClassFile(RemoteClassLoader.java:151)
	at hudson.remoting.RemoteClassLoader.findClass(RemoteClassLoader.java:131)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:248)
	at java.lang.Class.getDeclaredFields0(Native Method)
	at java.lang.Class.privateGetDeclaredFields(Class.java:2291)
	at java.lang.Class.getDeclaredField(Class.java:1880)
	at java.io.ObjectStreamClass.getDeclaredSUID(ObjectStreamClass.java:1610)
	at java.io.ObjectStreamClass.access$700(ObjectStreamClass.java:52)
	at java.io.ObjectStreamClass$2.run(ObjectStreamClass.java:425)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.io.ObjectStreamClass.<init>(ObjectStreamClass.java:413)
	at java.io.ObjectStreamClass.lookup(ObjectStreamClass.java:310)
	at java.io.ObjectStreamClass.initNonProxy(ObjectStreamClass.java:547)
	at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1583)
	at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1496)
	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1732)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
	at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
	at java.util.HashMap.readObject(HashMap.java:1030)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)
	at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1849)
	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
	at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1947)
	at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1871)
	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
	at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1947)
	at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1871)
	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
	at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1947)
	at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1871)
	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1753)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
	at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
	at hudson.remoting.UserRequest.deserialize(UserRequest.java:178)
	at hudson.remoting.UserRequest.perform(UserRequest.java:98)
	at hudson.remoting.UserRequest.perform(UserRequest.java:48)
	at hudson.remoting.Request$2.run(Request.java:270)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
	at java.util.concurrent.FutureTask.run(FutureTask.java:138)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
	at java.lang.Thread.run(Thread.java:619)
Archiving artifacts
Recording test results