title: jenkins fails builds using maven 3
body: <p>Jenkins build 1.411.</p>
  
  <p>Building the multimodule project with maven 2 works, but using maven 3 gives this not too descriptive error:</p>
  
  <pre><code>message : Internal error: java.lang.reflect.UndeclaredThrowableException
  cause : null
  Stack trace : 
  org.apache.maven.InternalErrorException: Internal error: java.lang.reflect.UndeclaredThrowableException
      at org.apache.maven.lifecycle.internal.BuilderCommon.handleBuildError(BuilderCommon.java:128)
      at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:95)
      at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:59)
      at org.apache.maven.lifecycle.internal.LifecycleStarter.singleThreadedBuild(LifecycleStarter.java:183)
      at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:161)
      at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:319)
      at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:156)
      at org.jvnet.hudson.maven3.launcher.Maven3Launcher.main(Maven3Launcher.java:79)
      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 org.codehaus.plexus.classworlds.launcher.Launcher.launchStandard(Launcher.java:329)
      at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:239)
      at org.jvnet.hudson.maven3.agent.Maven3Main.launch(Maven3Main.java:158)
      at hudson.maven.Maven3Builder.call(Maven3Builder.java:128)
      at hudson.maven.Maven3Builder.call(Maven3Builder.java:75)
      at hudson.remoting.UserRequest.perform(UserRequest.java:118)
      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:662)
  Caused by: java.lang.reflect.UndeclaredThrowableException
      at $Proxy2.setResult(Unknown Source)
      at hudson.maven.MavenBuildProxy$Filter.setResult(MavenBuildProxy.java:212)
      at hudson.maven.MavenBuildProxy$Filter.setResult(MavenBuildProxy.java:212)
      at hudson.maven.Maven3Builder$MavenExecutionListener.reccordProjectSucceeded(Maven3Builder.java:428)
      at hudson.maven.Maven3Builder$MavenExecutionListener.projectSucceeded(Maven3Builder.java:421)
      at org.apache.maven.lifecycle.internal.DefaultExecutionEventCatapult.fire(DefaultExecutionEventCatapult.java:74)
      at org.apache.maven.lifecycle.internal.DefaultExecutionEventCatapult.fire(DefaultExecutionEventCatapult.java:42)
      at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:91)
      ... 24 more
  Caused by: java.io.IOException: Remote call on channel failed
      at hudson.remoting.Channel.call(Channel.java:652)
      at hudson.remoting.RemoteInvocationHandler.invoke(RemoteInvocationHandler.java:158)
      ... 32 more
  Caused by: java.lang.AssertionError
      at hudson.model.Run.setResult(Run.java:341)
      at hudson.maven.MavenBuild$ProxyImpl.setResult(MavenBuild.java:427)
      at hudson.maven.MavenBuild$ProxyImpl2.setResult(MavenBuild.java:469)
      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 hudson.model.Executor$1.call(Executor.java:429)
      at hudson.util.InterceptingProxy$1.invoke(InterceptingProxy.java:23)
      at $Proxy62.setResult(Unknown Source)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at hudson.remoting.RemoteInvocationHandler$RPCRequest.perform(RemoteInvocationHandler.java:274)
      at hudson.remoting.RemoteInvocationHandler$RPCRequest.call(RemoteInvocationHandler.java:255)
      at hudson.remoting.RemoteInvocationHandler$RPCRequest.call(RemoteInvocationHandler.java:215)
      ... 9 more
  channel stopped
  </code></pre>