The log is:

java.lang.Exception: JUnit test failure
        at com.sun.javatest.regtest.JUnitAction$JUnitRunner.main(JUnitAction.java:99)
        at com.sun.javatest.regtest.JUnitAction$JUnitRunner.main(JUnitAction.java:77)
        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:601)
        at com.sun.javatest.regtest.MainWrapper$MainThread.run(MainWrapper.java:94)
        at java.lang.Thread.run(Thread.java:722)

JavaTest Message: Test threw exception: java.lang.Exception: JUnit test failure
JavaTest Message: shutting down test

STATUS:Failed.`main' threw exception: java.lang.Exception: JUnit test failure
result: Failed. Execution failed: `main' threw exception: java.lang.Exception: JUnit test failure


test result: Failed. Execution failed: `main' threw exception: java.lang.Exception: JUnit test failure

Reproducible with VM options '-client -Xcomp -XX:+StartAttachListener -XX:+UseConcMarkSweepGC' on solaris-sparc. Reproducible always.