Do not run maven rulecheck when -DskipTests is enabled

[INFO] Checking 3 byteman scripts in C:\Users\tom\projects\jbosstm\narayana\ArjunaCore\arjuna\target\test-classes
CFG.carryForward: unexpected! invalid open enters count for block L1402599109 in method com.arjuna.ats.arjuna.coordinator.TransactionReaper.check()V
CFG.carryForward: unexpected! invalid open enters count for block L1402599109 in method com.arjuna.ats.arjuna.coordinator.TransactionReaper.check()V
CFG.carryForward: unexpected! invalid open enters count for block L173783788 in method com.arjuna.ats.arjuna.coordinator.TransactionReaper.check()V
CFG.carryForward: unexpected! invalid open enters count for block L173783788 in method com.arjuna.ats.arjuna.coordinator.TransactionReaper.check()V
CFG.carryForward: unexpected! invalid open enters count for block L818209618 in method com.arjuna.ats.arjuna.coordinator.TransactionReaper.check()V
CFG.carryForward: unexpected! invalid open enters count for block L818209618 in method com.arjuna.ats.arjuna.coordinator.TransactionReaper.check()V
CFG.carryForward: unexpected! invalid open enters count for block L1465146431 in method com.arjuna.ats.arjuna.coordinator.TransactionReaper.check()V
CFG.carryForward: unexpected! invalid open enters count for block L1465146431 in method com.arjuna.ats.arjuna.coordinator.TransactionReaper.check()V
CFG.carryForward: unexpected! invalid open enters count for block L1725885575 in method com.arjuna.ats.arjuna.coordinator.TransactionReaper.check()V
CFG.carryForward: unexpected! invalid open enters count for block L1725885575 in method com.arjuna.ats.arjuna.coordinator.TransactionReaper.check()V
CFG.carryForward: unexpected! invalid open enters count for block L1320809135 in method com.arjuna.ats.arjuna.coordinator.TransactionReaper.check()V
CFG.carryForward: unexpected! invalid open enters count for block L1320809135 in method com.arjuna.ats.arjuna.coordinator.TransactionReaper.check()V
CFG.carryForward: unexpected! invalid open enters count for block L152937115 in method com.arjuna.ats.arjuna.coordinator.TransactionReaper.check()V
CFG.carryForward: unexpected! invalid open enters count for block L152937115 in method com.arjuna.ats.arjuna.coordinator.TransactionReaper.check()V
CFG.carryForward: unexpected! invalid open enters count for block L1699637904 in method com.arjuna.ats.arjuna.coordinator.TransactionReaper.check()V
CFG.carryForward: unexpected! invalid open enters count for block L1699637904 in method com.arjuna.ats.arjuna.coordinator.TransactionReaper.check()V
CFG.carryForward: unexpected! invalid open enters count for block L242951774 in method com.arjuna.ats.arjuna.coordinator.TransactionReaper.shutdown(Z)V
exits unaccounted for in block B4
[ERROR] Checking byteman script rules failed with 1 errors
[ERROR] ERROR : Unexpected exception transforming class com.arjuna.ats.arjuna.coordinator.TransactionReaper using  rule "ReaperTestCase3 unlatch reaper and reaper worker" loaded from C:\Users\tom\projects\jbosstm\narayana\ArjunaCore\arjuna\target\test-classes\reaper.btm line 326
java.lang.NullPointerException