$ java -jar jcstress-samples/target/jcstress.jar -t JMMSample_01

...
----- [FAILED] Unlocking Whitebox API for online de-optimization: selected methods
...
Exception in thread "main" java.lang.UnsatisfiedLinkError: 'boolean sun.hotspot.WhiteBox.isClassAlive0(java.lang.String)'
at sun.hotspot.WhiteBox.isClassAlive0(Native Method)
at sun.hotspot.WhiteBox.isClassAlive(WhiteBox.java:47)
at org.openjdk.jcstress.vm.WhiteBoxSupport.initAndTest(WhiteBoxSupport.java:72)
at org.openjdk.jcstress.vm.WhiteBoxSupport.init(WhiteBoxSupport.java:60)
at org.openjdk.jcstress.vm.DeoptMethodTestMain.main(DeoptMethodTestMain.java:30)