#Test 1:ConcurrentRadixTreeTest status: success =============== EXPLORATION STATS =============== NUMBER OF SCHEDULES: 78 EXPLORATION TIME: 0:00:44 ================================================= #Test 2:ConcurrentSuffixTreeTest status: success =============== EXPLORATION STATS =============== NUMBER OF SCHEDULES: 189 EXPLORATION TIME: 1:00:00 A timeout has occurred after 1:00:00 ================================================= #Test 3:ConcurrentInvertedRadixTreeTest status: success =============== EXPLORATION STATS =============== NUMBER OF SCHEDULES: 78 EXPLORATION TIME: 0:00:44 ================================================= #Test 4:ConcurrentReversedRadixTreeTest status: failed java.lang.ExceptionInInitializerError at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Class.java:264) at org.junit.runner.JUnitCore.runMain(JUnitCore.java:86) at org.junit.runner.JUnitCore.runMainAndExit(JUnitCore.java:47) at org.junit.runner.JUnitCore.main(JUnitCore.java:40) Caused by: java.lang.NullPointerException at edu.tamu.aser.rvinstrumentation.RVRunTime.logFieldAcc(RVRunTime.java:868) at com.googlecode.concurrenttrees.mcr.tests.ConcurrentReversedRadixTreeTest.getNodeFactory(ConcurrentReversedRadixTreeTest.java:28) at com.googlecode.concurrenttrees.mcr.tests.ConcurrentReversedRadixTreeTest.(ConcurrentReversedRadixTreeTest.java:32) ... 5 more #Test 5: concurrentlinkedhashmap.MCRMemoryLeakTest java.lang.RuntimeException: java.lang.NullPointerException at com.googlecode.concurrentlinkedhashmap.ConcurrentTestHarness$1.run(ConcurrentTestHarness.java:111) Caused by: java.lang.NullPointerException at edu.tamu.aser.scheduling.ThreadInfo.releasedLock(ThreadInfo.java:71) at edu.tamu.aser.exploration.Scheduler.performUnlock(Scheduler.java:725) at edu.tamu.aser.rvinstrumentation.RVRunTime.logUnlock(RVRunTime.java:1303) at com.googlecode.concurrentlinkedhashmap.ConcurrentLinkedHashMap.tryToDrainBuffers(ConcurrentLinkedHashMap.java:419) at com.googlecode.concurrentlinkedhashmap.ConcurrentLinkedHashMap.afterWrite(ConcurrentLinkedHashMap.java:404) at com.googlecode.concurrentlinkedhashmap.ConcurrentLinkedHashMap.put(ConcurrentLinkedHashMap.java:727) at com.googlecode.concurrentlinkedhashmap.ConcurrentLinkedHashMap.put(ConcurrentLinkedHashMap.java:698) at com.googlecode.concurrentlinkedhashmap.MCRMemoryLeakTest$1.run(MCRMemoryLeakTest.java:74) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at com.googlecode.concurrentlinkedhashmap.ConcurrentTestHarness$1.run(ConcurrentTestHarness.java:106) .Attempting to release lock that has was not acquired Not sure about what's wrong here? It should be because some events not captured? =============== EXPLORATION STATS =============== NUMBER OF SCHEDULES: 1 EXPLORATION TIME: 0:08:11 A failure was detected during this exploration! =================================================