Jtreg build is failing

[Jonathan Gibbons]

 From a brief examination of the stacktrace, it looks like you have 
now-incompatible versions of jtharness and jtreg.

I will make the jtreg code more robust.

-- Jon


On 6/9/17 8:01 AM, Mani Sarkar wrote:
> Hi Jon,
>
> Any suggestions on how to resolve the below, apologies if I have missed out
> any communication with regards to the below.
>
> Thanks.
>
> Cheers,
> Mani
>
> On Fri, 2 Jun 2017 at 17:04 Mani Sarkar <sadhak001 at gmail.com> wrote:
>
>> Hi all,
>>
>> Recently jtreg stopped building on our build farm, checking the logs we
>> got (this version uses jdk9 as one of the jdks during the build process):
>>
>> -compile-jtreg.usage:
>>      [mkdir] Created dir: /scratch/jenkins/workspace/jtreg/build/jtreg
>>       [java] Executing '/opt/java/sdk/Oracle/x86_64/jdk1.8.0_102/jre/bin/java' with arguments:
>>       [java] '-Dprogram=jtreg'
>>       [java] '-classpath'
>>       [java] '/scratch/jenkins/workspace/jtreg/build/classes:/scratch/jenkins/workspace/jtreg/jtharness/lib/javatest.jar:/scratch/jenkins/workspace/jtreg/junit/junit.jar:/scratch/jenkins/workspace/jtreg/jh2.0/javahelp/lib/jh.jar'
>>       [java] 'com.sun.javatest.regtest.Main'
>>       [java] '-help'
>>       [java] 'all'
>>       [java]
>>       [java] The ' characters around the executable and arguments are
>>       [java] not part of the command.
>>       [java] Output redirected to /scratch/jenkins/workspace/jtreg/build/jtreg/usage.txt
>>
>> BUILD FAILED
>> /scratch/jenkins/workspace/jtreg/make/build.xml:192: Java returned: 6
>> 	at org.apache.tools.ant.taskdefs.Java.execute(Java.java:111)
>> 	at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:292)
>> 	at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source)
>> 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>> 	at java.lang.reflect.Method.invoke(Method.java:498)
>> 	at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)
>> 	at org.apache.tools.ant.Task.perform(Task.java:348)
>> 	at org.apache.tools.ant.Target.execute(Target.java:435)
>> 	at org.apache.tools.ant.Target.performTasks(Target.java:456)
>> 	at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1393)
>> 	at org.apache.tools.ant.Project.executeTarget(Project.java:1364)
>> 	at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)
>> 	at org.apache.tools.ant.Project.executeTargets(Project.java:1248)
>> 	at org.apache.tools.ant.Main.runBuild(Main.java:851)
>> 	at org.apache.tools.ant.Main.startAnt(Main.java:235)
>> 	at org.apache.tools.ant.launch.Launcher.run(Launcher.java:280)
>> 	at org.apache.tools.ant.launch.Launcher.main(Launcher.java:109)
>>
>>
>> Checking the usage.txt created in we see:
>>
>>
>> Error: Unexpected exception occurred! java.lang.NullPointerException
>> java.lang.NullPointerException
>> 	at sun.reflect.UnsafeFieldAccessorImpl.ensureObj(UnsafeFieldAccessorImpl.java:57)
>> 	at sun.reflect.UnsafeObjectFieldAccessorImpl.set(UnsafeObjectFieldAccessorImpl.java:75)
>> 	at java.lang.reflect.Field.set(Field.java:764)
>> 	at com.sun.javatest.regtest.tool.Help.showCommandLineHelp(Help.java:332)
>> 	at com.sun.javatest.regtest.tool.Help.show(Help.java:168)
>> 	at com.sun.javatest.regtest.tool.Tool.run(Tool.java:960)
>> 	at com.sun.javatest.regtest.tool.Tool.run(Tool.java:953)
>> 	at com.sun.javatest.regtest.tool.Tool.main(Tool.java:133)
>> 	at com.sun.javatest.regtest.Main.main(Main.java:58)
>>
>> Logs can be found at https://adopt-openjdk.ci.cloudbees.com/job/jtreg/843/consoleFull
>>
>>
>> Any ideas whats leading to it?
>>
>>
>> Cheers,
>>
>> Mani
>>
>>
>> --
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