[TASKS] Scanning folder '.../workspace' for files matching the pattern '**/*.java' - excludes: 
[TASKS] Found 2 files to scan for tasks
Found 0 open tasks.
[TASKS] File encoding has not been set in pom.xml, using platform encoding UTF-8, i.e. build is platform dependent (see <a href="http://docs.codehaus.org/display/MAVENUSER/POM+Element+for+Source+File+Encoding">Maven FAQ</a>).
java.io.IOException: Remote call on channel failed
	at hudson.remoting.Channel.call(Channel.java:731)
	at hudson.remoting.RemoteInvocationHandler.invoke(RemoteInvocationHandler.java:167)
	at com.sun.proxy.$Proxy7.execute(Unknown Source)
	at hudson.maven.MavenBuildProxy$Filter.execute(MavenBuildProxy.java:201)
	at hudson.plugins.analysis.core.HealthAwareReporter.registerResultsOnMaster(HealthAwareReporter.java:326)
	at hudson.plugins.analysis.core.HealthAwareReporter.postExecute(HealthAwareReporter.java:317)
	at hudson.maven.Maven3Builder$MavenExecutionListener.recordMojoEnded(Maven3Builder.java:628)
	at hudson.maven.Maven3Builder$MavenExecutionListener.mojoSucceeded(Maven3Builder.java:610)
	at hudson.maven.Maven3Builder$JenkinsEventSpy.onEvent(Maven3Builder.java:306)
	at org.apache.maven.eventspy.internal.EventSpyDispatcher.onEvent(EventSpyDispatcher.java:108)
	at org.apache.maven.eventspy.internal.EventSpyExecutionListener.mojoSucceeded(EventSpyExecutionListener.java:131)
	at org.apache.maven.lifecycle.internal.DefaultExecutionEventCatapult.fire(DefaultExecutionEventCatapult.java:87)
	at org.apache.maven.lifecycle.internal.DefaultExecutionEventCatapult.fire(DefaultExecutionEventCatapult.java:42)
	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:227)
	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
	at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:108)
	at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:76)
	at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51)
	at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:116)
	at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:361)
	at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:155)
	at org.jvnet.hudson.maven3.launcher.Maven31Launcher.main(Maven31Launcher.java:132)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at org.codehaus.plexus.classworlds.launcher.Launcher.launchStandard(Launcher.java:330)
	at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:238)
	at jenkins.maven3.agent.Maven31Main.launch(Maven31Main.java:181)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at hudson.maven.Maven3Builder.call(Maven3Builder.java:134)
	at hudson.maven.Maven3Builder.call(Maven3Builder.java:69)
	at hudson.remoting.UserRequest.perform(UserRequest.java:118)
	at hudson.remoting.UserRequest.perform(UserRequest.java:48)
	at hudson.remoting.Request$2.run(Request.java:328)
	at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:72)
	at java.util.concurrent.FutureTask.run(FutureTask.java:262)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
	at java.lang.Thread.run(Thread.java:744)
Caused by: java.lang.LinkageError: Failed to load com.google.common.collect.AbstractMapBasedMultimap
	at hudson.remoting.RemoteClassLoader.loadClassFile(RemoteClassLoader.java:326)
	at hudson.remoting.RemoteClassLoader.findClass(RemoteClassLoader.java:236)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
	at java.lang.Class.forName0(Native Method)
	at java.lang.Class.forName(Class.java:270)
	at hudson.remoting.MultiClassLoaderSerializer$Input.resolveClass(MultiClassLoaderSerializer.java:113)
	at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1612)
	at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1517)
	at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1622)
	at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1517)
	at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1622)
	at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1517)
	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1350)
	at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1990)
	at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1915)
	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1798)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1350)
	at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1990)
	at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1915)
	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1798)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1350)
	at java.io.ObjectInputStream.readArray(ObjectInputStream.java:1706)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1344)
	at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1990)
	at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1915)
	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1798)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1350)
	at java.io.ObjectInputStream.readObject(ObjectInputStream.java:370)
	at hudson.remoting.UserRequest.deserialize(UserRequest.java:182)
	at hudson.remoting.UserRequest.perform(UserRequest.java:98)
	... 7 more
Caused by: java.lang.IllegalAccessError: class com.google.common.collect.AbstractMapBasedMultimap cannot access its superclass com.google.common.collect.AbstractMultimap
	at java.lang.ClassLoader.defineClass1(Native Method)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:800)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:643)
	at hudson.remoting.RemoteClassLoader.loadClassFile(RemoteClassLoader.java:322)
	... 38 more