我正在使用具有其zip
url安装程序功能的maven来下载tomcat进行集成测试。这在我的计算机上可以正常工作，但是在husdon中运行时有时会失败（大约10％至20％）。

失败是：

Error while expanding /home/hudson/workspace/My Test Media-Archive/cfma/target/cargo/install/apache-tomcat-6.0.32.zip
java.io.IOException: Negative seek offset
    at org.apache.tools.ant.taskdefs.Expand.expandFile(Expand.java:148)
    at org.apache.tools.ant.taskdefs.Expand.execute(Expand.java:107)
    at org.codehaus.cargo.container.installer.ZipURLInstaller.unpack(ZipURLInstaller.java:252)
    at org.codehaus.cargo.container.installer.ZipURLInstaller.install(ZipURLInstaller.java:149)
    at org.codehaus.cargo.maven2.configuration.Container.setupHome(Container.java:357)
    at org.codehaus.cargo.maven2.configuration.Container.createContainer(Container.java:241)
    at org.codehaus.cargo.maven2.AbstractCargoMojo.createNewContainer(AbstractCargoMojo.java:470)
    at org.codehaus.cargo.maven2.AbstractCargoMojo.createContainer(AbstractCargoMojo.java:410)
    at org.codehaus.cargo.maven2.ContainerStartMojo.doExecute(ContainerStartMojo.java:53)
    at org.codehaus.cargo.maven2.AbstractCargoMojo.execute(AbstractCargoMojo.java:268)
    at org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:490)
    at hudson.maven.agent.PluginManagerInterceptor.executeMojo(PluginManagerInterceptor.java:182)
    at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:694)
    at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLifecycle(DefaultLifecycleExecutor.java:556)
    at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:535)
    at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:387)
    at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:348)
    at org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:180)
    at org.apache.maven.lifecycle.LifecycleExecutorInterceptor.execute(LifecycleExecutorInterceptor.java:65)
    at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:328)
    at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:138)
    at org.apache.maven.cli.MavenCli.main(MavenCli.java:362)
    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.classworlds.Launcher.launchEnhanced(Launcher.java:315)
    at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
    at hudson.maven.agent.Main.launch(Main.java:173)
    at hudson.maven.MavenBuilder.call(MavenBuilder.java:164)
    at hudson.maven.MavenModuleSetBuild$Builder.call(MavenModuleSetBuild.java:861)
    at hudson.maven.MavenModuleSetBuild$Builder.call(MavenModuleSetBuild.java:792)
    at hudson.remoting.UserRequest.perform(UserRequest.java:114)
    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.io.IOException: Negative seek offset
    at java.io.RandomAccessFile.seek(Native Method)
    at org.apache.tools.zip.ZipFile.positionAtCentralDirectory(ZipFile.java:403)
    at org.apache.tools.zip.ZipFile.populateFromCentralDirectory(ZipFile.java:271)
    at org.apache.tools.zip.ZipFile.<init>(ZipFile.java:152)
    at org.apache.tools.ant.taskdefs.Expand.expandFile(Expand.java:137)
    ... 40 more
--- Nested Exception ---
java.io.IOException: Negative seek offset
    at java.io.RandomAccessFile.seek(Native Method)
    at org.apache.tools.zip.ZipFile.positionAtCentralDirectory(ZipFile.java:403)
    at org.apache.tools.zip.ZipFile.populateFromCentralDirectory(ZipFile.java:271)
    at org.apache.tools.zip.ZipFile.<init>(ZipFile.java:152)
    at org.apache.tools.ant.taskdefs.Expand.expandFile(Expand.java:137)
    at org.apache.tools.ant.taskdefs.Expand.execute(Expand.java:107)
    at org.codehaus.cargo.container.installer.ZipURLInstaller.unpack(ZipURLInstaller.java:252)
    at org.codehaus.cargo.container.installer.ZipURLInstaller.install(ZipURLInstaller.java:149)
    at org.codehaus.cargo.maven2.configuration.Container.setupHome(Container.java:357)
    at org.codehaus.cargo.maven2.configuration.Container.createContainer(Container.java:241)
    at org.codehaus.cargo.maven2.AbstractCargoMojo.createNewContainer(AbstractCargoMojo.java:470)
    at org.codehaus.cargo.maven2.AbstractCargoMojo.createContainer(AbstractCargoMojo.java:410)
    at org.codehaus.cargo.maven2.ContainerStartMojo.doExecute(ContainerStartMojo.java:53)
    at org.codehaus.cargo.maven2.AbstractCargoMojo.execute(AbstractCargoMojo.java:268)
    at org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:490)
    at hudson.maven.agent.PluginManagerInterceptor.executeMojo(PluginManagerInterceptor.java:182)
    at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:694)
    at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLifecycle(DefaultLifecycleExecutor.java:556)
    at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:535)
    at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:387)
    at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:348)
    at org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:180)
    at org.apache.maven.lifecycle.LifecycleExecutorInterceptor.execute(LifecycleExecutorInterceptor.java:65)
    at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:328)
    at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:138)
    at org.apache.maven.cli.MavenCli.main(MavenCli.java:362)
    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.classworlds.Launcher.launchEnhanced(Launcher.java:315)
    at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
    at hudson.maven.agent.Main.launch(Main.java:173)
    at hudson.maven.MavenBuilder.call(MavenBuilder.java:164)
    at hudson.maven.MavenModuleSetBuild$Builder.call(MavenModuleSetBuild.java:861)
    at hudson.maven.MavenModuleSetBuild$Builder.call(MavenModuleSetBuild.java:792)
    at hudson.remoting.UserRequest.perform(UserRequest.java:114)
    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)

这是我pom的相关部分。

<plugin>
  <groupId>org.codehaus.cargo</groupId>
  <artifactId>cargo-maven2-plugin</artifactId>
  <version>1.0.5</version>
  <configuration>
     <container>
         <zipUrlInstaller>
    <url>http://archive.apache.org/dist/tomcat/tomcat-6/v6.0.32/bin/apache-tomcat-6.0.32.zip</url>
          <zipUrlInstaller>
          .... 
     </container>
     ...
   <configuration>
</plugin>

有人知道我在做什么错吗？