<===[JENKINS REMOTING CAPACITY]===>   channel started
Executing Maven:  -B -f /var/lib/jenkins/jobs/CitizensAPI/workspace/pom.xml -amd -pl net.citizensnpcs:citizensapi clean install javadoc:javadoc
[INFO] Scanning for projects...
[HUDSON] Collecting dependencies info
[INFO]                                                                         
[INFO] ------------------------------------------------------------------------
[INFO] Building CitizensAPI 2.0.14-SNAPSHOT
[INFO] ------------------------------------------------------------------------
Downloading: http://repo.bukkit.org/content/groups/public/org/bukkit/bukkit/1.8-R0.1-SNAPSHOT/maven-metadata.xml
[WARNING] Failed to write resolution tracking file /var/lib/jenkins/.m2/repository/org/bukkit/bukkit/1.8-R0.1-SNAPSHOT/resolver-status.properties
java.io.FileNotFoundException: /var/lib/jenkins/.m2/repository/org/bukkit/bukkit/1.8-R0.1-SNAPSHOT/resolver-status.properties (Permission denied)
	at java.io.RandomAccessFile.open(Native Method)
	at java.io.RandomAccessFile.<init>(RandomAccessFile.java:216)
	at org.sonatype.aether.impl.internal.TrackingFileManager.update(TrackingFileManager.java:100)
	at org.sonatype.aether.impl.internal.DefaultUpdateCheckManager.write(DefaultUpdateCheckManager.java:553)
	at org.sonatype.aether.impl.internal.DefaultUpdateCheckManager.touchMetadata(DefaultUpdateCheckManager.java:520)
	at org.sonatype.aether.impl.internal.DefaultMetadataResolver$ResolveTask.run(DefaultMetadataResolver.java:597)
	at org.sonatype.aether.util.concurrency.RunnableErrorForwarder$1.run(RunnableErrorForwarder.java:64)
	at org.sonatype.aether.impl.internal.DefaultMetadataResolver$1.execute(DefaultMetadataResolver.java:490)
	at org.sonatype.aether.impl.internal.DefaultMetadataResolver.resolve(DefaultMetadataResolver.java:349)
	at org.sonatype.aether.impl.internal.DefaultMetadataResolver.resolveMetadata(DefaultMetadataResolver.java:177)
	at org.apache.maven.repository.internal.DefaultVersionResolver.resolveVersion(DefaultVersionResolver.java:211)
	at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom(DefaultArtifactDescriptorReader.java:236)
	at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor(DefaultArtifactDescriptorReader.java:172)
	at org.sonatype.aether.impl.internal.DefaultDependencyCollector.process(DefaultDependencyCollector.java:419)
	at org.sonatype.aether.impl.internal.DefaultDependencyCollector.collectDependencies(DefaultDependencyCollector.java:243)
	at org.sonatype.aether.impl.internal.DefaultRepositorySystem.collectDependencies(DefaultRepositorySystem.java:345)
	at org.apache.maven.project.DefaultProjectDependenciesResolver.resolve(DefaultProjectDependenciesResolver.java:131)
	at org.apache.maven.lifecycle.internal.LifecycleDependencyResolver.getDependencies(LifecycleDependencyResolver.java:171)
	at org.apache.maven.lifecycle.internal.LifecycleDependencyResolver.resolveProjectDependencies(LifecycleDependencyResolver.java:108)
	at org.apache.maven.lifecycle.internal.MojoExecutor.ensureDependenciesAreResolved(MojoExecutor.java:258)
	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:201)
	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:84)
	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:117)
	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:178)
	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.maven.Maven3Builder.call(Maven3Builder.java:136)
	at hudson.maven.Maven3Builder.call(Maven3Builder.java:71)
	at hudson.remoting.UserRequest.perform(UserRequest.java:121)
	at hudson.remoting.UserRequest.perform(UserRequest.java:49)
	at hudson.remoting.Request$2.run(Request.java:324)
	at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:68)
	at java.util.concurrent.FutureTask$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)
Downloading: http://repo.bukkit.org/content/groups/public/org/bukkit/bukkit/1.8-R0.1-SNAPSHOT/maven-metadata.xml
[WARNING] Failed to write resolution tracking file /var/lib/jenkins/.m2/repository/org/bukkit/bukkit/1.8-R0.1-SNAPSHOT/resolver-status.properties
java.io.FileNotFoundException: /var/lib/jenkins/.m2/repository/org/bukkit/bukkit/1.8-R0.1-SNAPSHOT/resolver-status.properties (Permission denied)
	at java.io.RandomAccessFile.open(Native Method)
	at java.io.RandomAccessFile.<init>(RandomAccessFile.java:216)
	at org.sonatype.aether.impl.internal.TrackingFileManager.update(TrackingFileManager.java:100)
	at org.sonatype.aether.impl.internal.DefaultUpdateCheckManager.write(DefaultUpdateCheckManager.java:553)
	at org.sonatype.aether.impl.internal.DefaultUpdateCheckManager.touchMetadata(DefaultUpdateCheckManager.java:520)
	at org.sonatype.aether.impl.internal.DefaultMetadataResolver$ResolveTask.run(DefaultMetadataResolver.java:597)
	at org.sonatype.aether.util.concurrency.RunnableErrorForwarder$1.run(RunnableErrorForwarder.java:64)
	at org.sonatype.aether.impl.internal.DefaultMetadataResolver$1.execute(DefaultMetadataResolver.java:490)
	at org.sonatype.aether.impl.internal.DefaultMetadataResolver.resolve(DefaultMetadataResolver.java:349)
	at org.sonatype.aether.impl.internal.DefaultMetadataResolver.resolveMetadata(DefaultMetadataResolver.java:177)
	at org.apache.maven.repository.internal.DefaultVersionResolver.resolveVersion(DefaultVersionResolver.java:211)
	at org.sonatype.aether.impl.internal.DefaultArtifactResolver.resolve(DefaultArtifactResolver.java:276)
	at org.sonatype.aether.impl.internal.DefaultArtifactResolver.resolveArtifacts(DefaultArtifactResolver.java:220)
	at org.sonatype.aether.impl.internal.DefaultArtifactResolver.resolveArtifact(DefaultArtifactResolver.java:197)
	at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.loadPom(DefaultArtifactDescriptorReader.java:267)
	at org.apache.maven.repository.internal.DefaultArtifactDescriptorReader.readArtifactDescriptor(DefaultArtifactDescriptorReader.java:172)
	at org.sonatype.aether.impl.internal.DefaultDependencyCollector.process(DefaultDependencyCollector.java:419)
	at org.sonatype.aether.impl.internal.DefaultDependencyCollector.collectDependencies(DefaultDependencyCollector.java:243)
	at org.sonatype.aether.impl.internal.DefaultRepositorySystem.collectDependencies(DefaultRepositorySystem.java:345)
	at org.apache.maven.project.DefaultProjectDependenciesResolver.resolve(DefaultProjectDependenciesResolver.java:131)
	at org.apache.maven.lifecycle.internal.LifecycleDependencyResolver.getDependencies(LifecycleDependencyResolver.java:171)
	at org.apache.maven.lifecycle.internal.LifecycleDependencyResolver.resolveProjectDependencies(LifecycleDependencyResolver.java:108)
	at org.apache.maven.lifecycle.internal.MojoExecutor.ensureDependenciesAreResolved(MojoExecutor.java:258)
	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:201)
	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:84)
	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:117)
	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:178)
	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.maven.Maven3Builder.call(Maven3Builder.java:136)
	at hudson.maven.Maven3Builder.call(Maven3Builder.java:71)
	at hudson.remoting.UserRequest.perform(UserRequest.java:121)
	at hudson.remoting.UserRequest.perform(UserRequest.java:49)
	at hudson.remoting.Request$2.run(Request.java:324)
	at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:68)
	at java.util.concurrent.FutureTask$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)
[INFO] 
[INFO] --- maven-clean-plugin:2.4.1:clean (default-clean) @ citizensapi ---
[INFO] 
[INFO] --- maven-resources-plugin:2.4.3:resources (default-resources) @ citizensapi ---
[INFO] Using 'UTF-8' encoding to copy filtered resources.
[INFO] skip non existing resourceDirectory /var/lib/jenkins/jobs/CitizensAPI/workspace/src/main/resources
[INFO] 
[INFO] --- maven-compiler-plugin:2.3.2:compile (default-compile) @ citizensapi ---
[INFO] Compiling 225 source files to /var/lib/jenkins/jobs/CitizensAPI/workspace/target/classes
[INFO] -------------------------------------------------------------
[ERROR] COMPILATION ERROR : 
[INFO] -------------------------------------------------------------
[ERROR] /var/lib/jenkins/jobs/CitizensAPI/workspace/src/main/java/net/citizensnpcs/api/command/CommandContext.java:[228,40] reference to getTargetBlock is ambiguous, both method getTargetBlock(java.util.HashSet<java.lang.Byte>,int) in org.bukkit.entity.LivingEntity and method getTargetBlock(java.util.Set<org.bukkit.Material>,int) in org.bukkit.entity.LivingEntity match
[INFO] 1 error
[INFO] -------------------------------------------------------------
Started calculate disk usage of build
Finished Calculation of disk usage of build in 0 seconds
Started calculate disk usage of workspace
Finished Calculation of disk usage of workspace in 0 seconds
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 21.712s
[INFO] Finished at: Sat Mar 07 04:24:02 EST 2015
[INFO] Final Memory: 16M/111M
[INFO] ------------------------------------------------------------------------
Waiting for Jenkins to finish collecting data[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:2.3.2:compile (default-compile) on project citizensapi: Compilation failure
[ERROR] /var/lib/jenkins/jobs/CitizensAPI/workspace/src/main/java/net/citizensnpcs/api/command/CommandContext.java:[228,40] reference to getTargetBlock is ambiguous, both method getTargetBlock(java.util.HashSet<java.lang.Byte>,int) in org.bukkit.entity.LivingEntity and method getTargetBlock(java.util.Set<org.bukkit.Material>,int) in org.bukkit.entity.LivingEntity match
[ERROR] -> [Help 1]

[ERROR] 
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException