With the latest merge, these hotspot JTReg tests started failing in jake:

 test/gc/stress/gcbasher/TestGCBasherWithCMS.java
 test/gc/stress/gcbasher/TestGCBasherWithSerial.java
 test/gc/stress/gcbasher/TestGCBasherWithG1.java
 test/gc/stress/gcbasher/TestGCBasherWithParallel.java

The tests failed with:

java.lang.NullPointerException
at Decompiler.<init>(Decompiler.java:46)
at TestGCBasher.parseClassFiles(TestGCBasher.java:43)
at TestGCBasher.run(TestGCBasher.java:59)
at TestGCBasherWithCMS.main(TestGCBasherWithCMS.java:38)
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:537)
at com.sun.javatest.regtest.agent.MainWrapper$MainThread.run(MainWrapper.java:110)
at java.base/java.lang.Thread.run(Thread.java:844)