l2switch project in stable/beryllium build failed ,the error info like:

[INFO] Installing /w/workspace/l2switch-distribution-check-beryllium/l2switch/distribution/karaf/target/distribution-karaf-0.3.4-SNAPSHOT.tar.gz to /tmp/r/org/opendaylight/l2switch/distribution-karaf/0.3.4-SNAPSHOT/distribution-karaf-0.3.4-SNAPSHOT.tar.gz
[INFO] Installing /w/workspace/l2switch-distribution-check-beryllium/l2switch/distribution/karaf/target/distribution-karaf-0.3.4-SNAPSHOT.zip to /tmp/r/org/opendaylight/l2switch/distribution-karaf/0.3.4-SNAPSHOT/distribution-karaf-0.3.4-SNAPSHOT.zip
[INFO]
[INFO] — maven-dependency-plugin:2.6:tree (default-cli) @ distribution-karaf —
[WARNING] Error injecting: org.apache.maven.shared.dependency.graph.internal.Maven3DependencyGraphBuilder
java.lang.NoClassDefFoundError: org/sonatype/aether/graph/DependencyNode
at java.lang.Class.getDeclaredMethods0(Native Method)
at java.lang.Class.privateGetDeclaredMethods(Class.java:2625)
at java.lang.Class.getDeclaredMethods(Class.java:1868)
at com.google.inject.spi.InjectionPoint.getInjectionPoints(InjectionPoint.java:688)
at com.google.inject.spi.InjectionPoint.forInstanceMethodsAndFields(InjectionPoint.java:380)
at com.google.inject.internal.ConstructorBindingImpl.getInternalDependencies(ConstructorBindingImpl.java:164)
at com.google.inject.internal.InjectorImpl.getInternalDependencies(InjectorImpl.java:613)
at com.google.inject.internal.InjectorImpl.cleanup(InjectorImpl.java:569)
at com.google.inject.internal.InjectorImpl.initializeJitBinding(InjectorImpl.java:555)
at com.google.inject.internal.InjectorImpl.createJustInTimeBinding(InjectorImpl.java:884)
at com.google.inject.internal.InjectorImpl.createJustInTimeBindingRecursive(InjectorImpl.java:805)
at com.google.inject.internal.InjectorImpl.getJustInTimeBinding(InjectorImpl.java:282)
at com.google.inject.internal.InjectorImpl.getBindingOrThrow(InjectorImpl.java:214)
at com.google.inject.internal.InjectorImpl.getProviderOrThrow(InjectorImpl.java:1006)
at com.google.inject.internal.InjectorImpl.getProvider(InjectorImpl.java:1038)
at com.google.inject.internal.InjectorImpl.getProvider(InjectorImpl.java:1001)
at com.google.inject.internal.InjectorImpl.getInstance(InjectorImpl.java:1051)
at org.eclipse.sisu.space.AbstractDeferredClass.get(AbstractDeferredClass.java:48)
at com.google.inject.internal.ProviderInternalFactory.provision(ProviderInternalFactory.java:81)
at com.google.inject.internal.InternalFactoryToInitializableAdapter.provision(InternalFactoryToInitializableAdapter.java:53)
at com.google.inject.internal.ProviderInternalFactory$1.call(ProviderInternalFactory.java:65)
at com.google.inject.internal.ProvisionListenerStackCallback$Provision.provision(ProvisionListenerStackCallback.java:115)
at org.eclipse.sisu.bean.BeanScheduler$Activator.onProvision(BeanScheduler.java:176)
at com.google.inject.internal.ProvisionListenerStackCallback$Provision.provision(ProvisionListenerStackCallback.java:126)
at com.google.inject.internal.ProvisionListenerStackCallback.provision(ProvisionListenerStackCallback.java:68)
at com.google.inject.internal.ProviderInternalFactory.circularGet(ProviderInternalFactory.java:63)
at com.google.inject.internal.InternalFactoryToInitializableAdapter.get(InternalFactoryToInitializableAdapter.java:45)
at com.google.inject.internal.ProviderToInternalFactoryAdapter$1.call(ProviderToInternalFactoryAdapter.java:46)
at com.google.inject.internal.InjectorImpl.callInContext(InjectorImpl.java:1103)
at com.google.inject.internal.ProviderToInternalFactoryAdapter.get(ProviderToInternalFactoryAdapter.java:40)
at com.google.inject.internal.SingletonScope$1.get(SingletonScope.java:145)
at com.google.inject.internal.InternalFactoryToProviderAdapter.get(InternalFactoryToProviderAdapter.java:41)
at com.google.inject.internal.InjectorImpl$2$1.call(InjectorImpl.java:1016)
at com.google.inject.internal.InjectorImpl.callInContext(InjectorImpl.java:1092)
at com.google.inject.internal.InjectorImpl$2.get(InjectorImpl.java:1012)
at org.eclipse.sisu.inject.LazyBeanEntry.getValue(LazyBeanEntry.java:81)
at org.eclipse.sisu.plexus.LazyPlexusBean.getValue(LazyPlexusBean.java:51)
at org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:263)
at org.codehaus.plexus.DefaultPlexusContainer.lookup(DefaultPlexusContainer.java:243)
at org.apache.maven.shared.dependency.graph.internal.DefaultDependencyGraphBuilder.buildDependencyGraph(DefaultDependencyGraphBuilder.java:60)
at org.apache.maven.plugin.dependency.TreeMojo.execute(TreeMojo.java:202)
at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:207)
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:116)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:80)
at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51)
at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:128)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:307)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:193)
at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:106)
at org.apache.maven.cli.MavenCli.execute(MavenCli.java:863)
at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:288)
at org.apache.maven.cli.MavenCli.main(MavenCli.java:199)
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.launchEnhanced(Launcher.java:289)
at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229)
at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415)
at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)
Caused by: java.lang.ClassNotFoundException: org.sonatype.aether.graph.DependencyNode
at org.codehaus.plexus.classworlds.strategy.SelfFirstStrategy.loadClass(SelfFirstStrategy.java:50)
at org.codehaus.plexus.classworlds.realm.ClassRealm.unsynchronizedLoadClass(ClassRealm.java:271)
at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:247)
at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:239)
... 63 more
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary:
[INFO]
[INFO] l2switch-parent .................................... SUCCESS [ 8.914 s]
[INFO] packethandler-model ................................ SUCCESS [ 24.627 s]
[INFO] packethandler-impl ................................. SUCCESS [ 18.832 s]
[INFO] packethandler-config ............................... SUCCESS [ 0.525 s]
[INFO] packethandler.aggregator ........................... SUCCESS [ 0.031 s]
[INFO] loopremover-model .................................. SUCCESS [ 0.598 s]
[INFO] loopremover-impl ................................... SUCCESS [ 17.994 s]
[INFO] loopremover-config ................................. SUCCESS [ 0.064 s]
[INFO] loopremover.aggregator ............................. SUCCESS [ 0.037 s]
[INFO] addresstracker-model ............................... SUCCESS [ 9.693 s]
[INFO] arphandler-impl .................................... SUCCESS [ 13.607 s]
[INFO] arphandler-config .................................. SUCCESS [ 0.071 s]
[INFO] arphandler.aggregator .............................. SUCCESS [ 0.043 s]
[INFO] addresstracker-impl ................................ SUCCESS [ 10.936 s]
[INFO] addresstracker-config .............................. SUCCESS [ 0.045 s]
[INFO] addresstracker.aggregator .......................... SUCCESS [ 0.025 s]
[INFO] hosttracker.aggregator ............................. SUCCESS [ 0.025 s]
[INFO] hosttracker-model .................................. SUCCESS [ 16.141 s]
[INFO] hosttracker-impl ................................... SUCCESS [ 9.783 s]
[INFO] hosttracker-config ................................. SUCCESS [ 0.040 s]
[INFO] main-impl .......................................... SUCCESS [ 13.393 s]
[INFO] main-config ........................................ SUCCESS [ 0.092 s]
[INFO] main.aggregator .................................... SUCCESS [ 0.027 s]
[INFO] features-l2switch .................................. SUCCESS [ 18.400 s]
[INFO] distribution-karaf ................................. FAILURE [ 34.774 s]
[INFO] l2switch-artifacts ................................. SKIPPED
[INFO] l2switch ........................................... SKIPPED
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 03:30 min
[INFO] Finished at: 2016-09-14T01:02:49+00:00
[INFO] Final Memory: 162M/1453M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-dependency-plugin:2.6:tree (default-cli) on project distribution-karaf: Execution default-cli of goal org.apache.maven.plugins:maven-dependency-plugin:2.6:tree failed: A required class was missing while executing org.apache.maven.plugins:maven-dependency-plugin:2.6:tree: org/sonatype/aether/graph/DependencyNode
[ERROR] -----------------------------------------------------
[ERROR] realm = plugin>org.apache.maven.plugins:maven-dependency-plugin:2.6
[ERROR] strategy = org.codehaus.plexus.classworlds.strategy.SelfFirstStrategy
[ERROR] urls[0] = file:/tmp/r/org/apache/maven/plugins/maven-dependency-plugin/2.6/maven-dependency-plugin-2.6.jar
[ERROR] urls[1] = file:/tmp/r/commons-cli/commons-cli/1.0/commons-cli-1.0.jar
[ERROR] urls[2] = file:/tmp/r/org/codehaus/plexus/plexus-interactivity-api/1.0-alpha-4/plexus-interactivity-api-1.0-alpha-4.jar
[ERROR] urls[3] = file:/tmp/r/org/apache/maven/reporting/maven-reporting-api/3.0/maven-reporting-api-3.0.jar
[ERROR] urls[4] = file:/tmp/r/org/apache/maven/reporting/maven-reporting-impl/2.0.5/maven-reporting-impl-2.0.5.jar
[ERROR] urls[5] = file:/tmp/r/org/apache/maven/doxia/doxia-core/1.0/doxia-core-1.0.jar
[ERROR] urls[6] = file:/tmp/r/org/apache/maven/shared/maven-doxia-tools/1.0.2/maven-doxia-tools-1.0.2.jar
[ERROR] urls[7] = file:/tmp/r/commons-io/commons-io/1.4/commons-io-1.4.jar
[ERROR] urls[8] = file:/tmp/r/commons-validator/commons-validator/1.2.0/commons-validator-1.2.0.jar
[ERROR] urls[9] = file:/tmp/r/commons-beanutils/commons-beanutils/1.7.0/commons-beanutils-1.7.0.jar
[ERROR] urls[10] = file:/tmp/r/commons-digester/commons-digester/1.6/commons-digester-1.6.jar
[ERROR] urls[11] = file:/tmp/r/commons-logging/commons-logging/1.0.4/commons-logging-1.0.4.jar
[ERROR] urls[12] = file:/tmp/r/oro/oro/2.0.8/oro-2.0.8.jar
[ERROR] urls[13] = file:/tmp/r/xml-apis/xml-apis/1.0.b2/xml-apis-1.0.b2.jar
[ERROR] urls[14] = file:/tmp/r/org/apache/maven/doxia/doxia-sink-api/1.0/doxia-sink-api-1.0.jar
[ERROR] urls[15] = file:/tmp/r/org/apache/maven/doxia/doxia-site-renderer/1.0/doxia-site-renderer-1.0.jar
[ERROR] urls[16] = file:/tmp/r/org/codehaus/plexus/plexus-i18n/1.0-beta-7/plexus-i18n-1.0-beta-7.jar
[ERROR] urls[17] = file:/tmp/r/org/codehaus/plexus/plexus-velocity/1.1.7/plexus-velocity-1.1.7.jar
[ERROR] urls[18] = file:/tmp/r/org/apache/velocity/velocity/1.5/velocity-1.5.jar
[ERROR] urls[19] = file:/tmp/r/org/apache/maven/doxia/doxia-decoration-model/1.0/doxia-decoration-model-1.0.jar
[ERROR] urls[20] = file:/tmp/r/org/apache/maven/doxia/doxia-module-apt/1.0/doxia-module-apt-1.0.jar
[ERROR] urls[21] = file:/tmp/r/org/apache/maven/doxia/doxia-module-fml/1.0/doxia-module-fml-1.0.jar
[ERROR] urls[22] = file:/tmp/r/org/apache/maven/doxia/doxia-module-xdoc/1.0/doxia-module-xdoc-1.0.jar
[ERROR] urls[23] = file:/tmp/r/org/apache/maven/doxia/doxia-module-xhtml/1.0/doxia-module-xhtml-1.0.jar
[ERROR] urls[24] = file:/tmp/r/org/codehaus/plexus/plexus-archiver/2.2/plexus-archiver-2.2.jar
[ERROR] urls[25] = file:/tmp/r/org/codehaus/plexus/plexus-utils/3.0.9/plexus-utils-3.0.9.jar
[ERROR] urls[26] = file:/tmp/r/org/apache/maven/shared/file-management/1.2.1/file-management-1.2.1.jar
[ERROR] urls[27] = file:/tmp/r/org/apache/maven/shared/maven-shared-io/1.1/maven-shared-io-1.1.jar
[ERROR] urls[28] = file:/tmp/r/junit/junit/3.8.1/junit-3.8.1.jar
[ERROR] urls[29] = file:/tmp/r/org/codehaus/plexus/plexus-io/2.0.6/plexus-io-2.0.6.jar
[ERROR] urls[30] = file:/tmp/r/org/apache/maven/shared/maven-dependency-analyzer/1.3/maven-dependency-analyzer-1.3.jar
[ERROR] urls[31] = file:/tmp/r/asm/asm/3.3.1/asm-3.3.1.jar
[ERROR] urls[32] = file:/tmp/r/org/codehaus/plexus/plexus-component-annotations/1.5.5/plexus-component-annotations-1.5.5.jar
[ERROR] urls[33] = file:/tmp/r/org/apache/maven/shared/maven-dependency-tree/2.0/maven-dependency-tree-2.0.jar
[ERROR] urls[34] = file:/tmp/r/org/apache/maven/shared/maven-common-artifact-filters/1.4/maven-common-artifact-filters-1.4.jar
[ERROR] urls[35] = file:/tmp/r/org/apache/maven/shared/maven-invoker/2.0.11/maven-invoker-2.0.11.jar
[ERROR] urls[36] = file:/tmp/r/commons-lang/commons-lang/2.6/commons-lang-2.6.jar
[ERROR] urls[37] = file:/tmp/r/commons-collections/commons-collections/3.2.1/commons-collections-3.2.1.jar
[ERROR] Number of foreign imports: 1
[ERROR] import: Entry[import from realm ClassRealm[project>org.opendaylight.l2switch:distribution-karaf:0.3.4-SNAPSHOT, parent: ClassRealm[maven.api, parent: null]]]
[ERROR]
[ERROR] -----------------------------------------------------: org.sonatype.aether.graph.DependencyNode
[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/AetherClassNotFound
[ERROR]
[ERROR] After correcting the problems, you can resume the build with the command
[ERROR] mvn <goals> -rf :distribution-karaf
Build step 'Invoke top-level Maven targets' marked build as failure
[ssh-agent] Stopped.