In particular:
08:30:11,018 INFO [stdout] (TaskWorker-1) rule.debug{kill JVM at commit} : !!!killing JVM!!! Sep 20, 2012 8:30:14 AM com.arjuna.qa.extension.JBossAS7ServerKillProcessor kill INFO: jboss-as is alive Sep 20, 2012 8:30:40 AM com.arjuna.qa.extension.JBossAS7ServerKillProcessor kill INFO: jboss-as is alive Sep 20, 2012 8:31:06 AM com.arjuna.qa.extension.JBossAS7ServerKillProcessor kill INFO: jboss-as is alive
This shows that the server was killed by Byteman, but the KillProcessor still thinks it is alive.