Test failure: java/util/EnumSet/EnumSetBash.java - Set doesn't contain one of its elements

Filing this to record the failure. This is puzzling because the testcase looks pretty solid.

Happened on Solaris 10 SPARC. Will add more examples as encountered.

java.lang.RuntimeException: Set doesn't contain one of its elements.
at EnumSetBash.fail(EnumSetBash.java:190)
at EnumSetBash.bash(EnumSetBash.java:101)
at EnumSetBash.main(EnumSetBash.java:48)
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:613)
at com.sun.javatest.regtest.MainWrapper$MainThread.run(MainWrapper.java:94)
at java.lang.Thread.run(Thread.java:732)

JavaTest Message: Test threw exception: java.lang.RuntimeException: Set doesn't contain one of its elements.
JavaTest Message: shutting down test

STATUS:Failed.`main' threw exception: java.lang.RuntimeException: Set doesn't contain one of its elements.
result: Failed. Execution failed: `main' threw exception: java.lang.RuntimeException: Set doesn't contain one of its elements.


test result: Failed. Execution failed: `main' threw exception: java.lang.RuntimeException: Set doesn't contain one of its elements.