Lanai : java/awt/Robot/NonEmptyErrorStream.java fails

Fails with the EA5 candidate(8-September) build

----------System.err:(19/955)----------
 stdout: [];
 stderr: [metalEnabled=0
]
 exitValue = 0

java.lang.RuntimeException: stderr was not empty
at jdk.test.lib.process.OutputAnalyzer.stderrShouldBeEmpty(OutputAnalyzer.java:130)
at NonEmptyErrorStream.main(NonEmptyErrorStream.java:53)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:64)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:564)
at com.sun.javatest.regtest.agent.MainWrapper$MainThread.run(MainWrapper.java:127)
at java.base/java.lang.Thread.run(Thread.java:832)

JavaTest Message: Test threw exception: java.lang.RuntimeException: stderr was not empty
JavaTest Message: shutting down test

STATUS:Failed.`main' threw exception: java.lang.RuntimeException: stderr was not empty