This might be a sporadic and rare failure. I saw it once during an RBT test run of a clean JDK10 repo.

java.util.NoSuchElementException: No value present
at java.base/java.util.Optional.get(Optional.java:138)
at compiler.ciReplay.CiReplayBase.getCompLevelFromReplay(CiReplayBase.java:221)
at compiler.ciReplay.CiReplayBase.nonTieredTests(CiReplayBase.java:238)
at compiler.ciReplay.CiReplayBase.runVmTests(CiReplayBase.java:210)
at compiler.ciReplay.VMBase.testAction(VMBase.java:43)
at compiler.ciReplay.CiReplayBase.runTest(CiReplayBase.java:99)
at compiler.ciReplay.VMBase.main(VMBase.java:33)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:543)
at com.sun.javatest.regtest.agent.MainWrapper$MainThread.run(MainWrapper.java:110)
at java.base/java.lang.Thread.run(Thread.java:844)