Testing for the JDK 11 Version bump:

 stderr: [Java HotSpot(TM) 64-Bit Server VM warning: Global variable for obsolete special flag entry "FastTLABRefill" should be removed
Java HotSpot(TM) 64-Bit Server VM warning: Global variable for obsolete special flag entry "SafepointSpinBeforeYield" should be removed
Java HotSpot(TM) 64-Bit Server VM warning: Global variable for obsolete special flag entry "DeferThrSuspendLoopCount" should be removed
Java HotSpot(TM) 64-Bit Server VM warning: Global variable for obsolete special flag entry "DeferPollingPageLoopCount" should be removed
Java HotSpot(TM) 64-Bit Server VM warning: Global variable for expired flag entry "UseCGroupMemoryLimitForHeap" should be removed
]
 exitValue = 0

java.lang.RuntimeException: stderr was not empty
at jdk.test.lib.process.OutputAnalyzer.stderrShouldBeEmpty(OutputAnalyzer.java:96)
at DoPrivAccompliceTest.main(DoPrivAccompliceTest.java:107)

Tests that exec VMs should be tolerant of unrelated VM Warnings that might appear on stderr.

See JDK-8194067 for a simple patch that ignores VM warnings.