Citizens Console Messase

8.05 03:05:49 [Multicraft] Server stopped
08.05 03:05:49 [Multicraft] Looks like a crash, check the server console. Return value: 139
08.05 03:05:49 [Multicraft] Server shut down
08.05 03:05:49 [Server] INFO /scripts/start.sh: line 315:  6016 Segmentation fault      "$JAVA" -server -d64 -Djava.io.tmpdir=$SERVER_DIR $JAVA_OPTS -Xincgc -XX:+UseConcMarkSweepGC -XX:+UseParNewGC -XX:+CMSIncrementalPacing -XX:PermSize=64m -XX:MaxPermSize="${PERMGEN}m" -Xmx$MAX_MEMORY -Xms$START_MEMORY -XX:+CMSClassUnloadingEnabled -XX:+CMSClassUnloadingEnabled -jar $JAR nogui
08.05 03:05:49 [Server] INFO # /hs_err_pid6016.log
08.05 03:05:49 [Server] INFO # An error report file with more information is saved as:
08.05 03:05:49 [Server] INFO #
08.05 03:05:49 [Server] INFO # Failed to write core dump. Core dumps have been disabled. To enable core dumping, try "ulimit -c unlimited" before starting Java again
08.05 03:05:49 [Server] INFO #
08.05 03:05:49 [Server] INFO # C  [libzip.so+0x4982]  newEntry+0x62
08.05 03:05:49 [Server] INFO # Problematic frame:
08.05 03:05:49 [Server] INFO # Java VM: Java HotSpot(TM) 64-Bit Server VM (24.75-b04 mixed mode linux-amd64 compressed oops)
08.05 03:05:49 [Server] INFO # JRE version: Java(TM) SE Runtime Environment (7.0_75-b13) (build 1.7.0_75-b13)
08.05 03:05:49 [Server] INFO #
08.05 03:05:49 [Server] INFO #  SIGBUS (0x7) at pc=0x00007f11b96ef982, pid=6016, tid=139712619484928
08.05 03:05:49 [Server] INFO #
08.05 03:05:49 [Server] INFO # A fatal error has been detected by the Java Runtime Environment:
08.05 03:05:49 [Server] INFO #