Value Types OpenJDK classloader failures

[theresa-m]

The following tests all fail with the same error.
runtime/valhalla/inlinetypes/classloading/BigClassTreeClassLoader.java
runtime/valhalla/inlinetypes/classloading/ConcurrentClassLoadingTest.java
runtime/valhalla/inlinetypes/classloading/PreLoadCircularityTest.java

14:52:16  java.lang.IllegalStateException: could not register parallel classloader
14:52:16  	at runtime.valhalla.inlinetypes.classloading.BigClassTreeClassLoader.<init>(BigClassTreeClassLoader.java:118)
14:52:16  	at runtime.valhalla.inlinetypes.classloading.ConcurrentClassLoadingTest.doIteration(ConcurrentClassLoadingTest.java:68)
14:52:16  	at runtime.valhalla.inlinetypes.classloading.ConcurrentClassLoadingTest.test(ConcurrentClassLoadingTest.java:54)
14:52:16  	at java.base/java.lang.reflect.Method.invoke(Method.java:589)
14:52:16  	at java.base/java.util.ArrayList.forEach(ArrayList.java:1612)
14:52:16  	at java.base/java.util.ArrayList.forEach(ArrayList.java:1612)

https://hyc-runtimes-jenkins.swg-devops.com/view/Valhalla%20Tests/job/Test_JDKnext_valhalla_openjdk_x86-64_linux/94/

[theresa-m]

@konark2010 please take a look