autobuild[sn-devel-144]: intermittent test failure detected

[autobuild]

The autobuild test system (on sn-devel-144) has detected an intermittent failing test in 
the current master tree.

The autobuild log of the failure is available here:

   https://git.samba.org/autobuild.flakey.sn-devel-144/2018-07-03-0610/flakey.log

The failure seems to be in the "ctdb" suite, whose build logs are available here:

   https://git.samba.org/autobuild.flakey.sn-devel-144/2018-07-03-0610/ctdb.stderr
   https://git.samba.org/autobuild.flakey.sn-devel-144/2018-07-03-0610/ctdb.stdout
  
The top commit at the time of the failure was:

commit 0b4a071ed1817bbc5523b259ca41c62a9e9b1f0b
Author: Martin Schwenke <martin at meltin.net>
Date:   Tue Jun 26 19:51:00 2018 +1000

    ctdb-tests: Teach strace packet parser about non-octal escapes
    
    strace output also encodes characters 7 to 13 as \a, \b, \t, \n, \v,
    \f, \r.
    
    Signed-off-by: Martin Schwenke <martin at meltin.net>
    Reviewed-by: Amitay Isaacs <amitay at gmail.com>
    
    Autobuild-User(master): Martin Schwenke <martins at samba.org>
    Autobuild-Date(master): Mon Jul  2 11:30:29 CEST 2018 on sn-devel-144

and the last 50 lines of the stdout log were:

 PASSED  tests/cunit/comm_test_001.sh
 PASSED  tests/cunit/comm_test_002.sh
 PASSED  tests/cunit/config_test_001.sh
 PASSED  tests/cunit/config_test_002.sh
 PASSED  tests/cunit/config_test_003.sh
 PASSED  tests/cunit/config_test_004.sh
 PASSED  tests/cunit/config_test_005.sh
 PASSED  tests/cunit/config_test_006.sh
 PASSED  tests/cunit/conf_test_001.sh
 PASSED  tests/cunit/db_hash_test_001.sh
 PASSED  tests/cunit/hash_count_test_001.sh
 PASSED  tests/cunit/path_tests_001.sh
 PASSED  tests/cunit/pidfile_test_001.sh
 PASSED  tests/cunit/pkt_read_001.sh
 PASSED  tests/cunit/pkt_write_001.sh
 PASSED  tests/cunit/porting_tests_001.sh
 PASSED  tests/cunit/protocol_test_001.sh
 PASSED  tests/cunit/protocol_test_002.sh
 PASSED  tests/cunit/protocol_test_012.sh
 PASSED  tests/cunit/protocol_test_101.sh
 PASSED  tests/cunit/protocol_test_102.sh
 PASSED  tests/cunit/protocol_test_111.sh
 PASSED  tests/cunit/protocol_test_201.sh
 PASSED  tests/cunit/rb_test_001.sh
 PASSED  tests/cunit/reqid_test_001.sh
 PASSED  tests/cunit/run_event_001.sh
 PASSED  tests/cunit/run_proc_001.sh
 PASSED  tests/cunit/sock_daemon_test_001.sh
 PASSED  tests/cunit/sock_io_test_001.sh
 PASSED  tests/cunit/srvid_test_001.sh
 PASSED  tests/eventd/eventd_001.sh
 PASSED  tests/eventd/eventd_002.sh
 PASSED  tests/eventd/eventd_003.sh
 PASSED  tests/eventd/eventd_004.sh
 PASSED  tests/eventd/eventd_005.sh
 PASSED  tests/eventd/eventd_006.sh
 PASSED  tests/eventd/eventd_007.sh
 PASSED  tests/eventd/eventd_011.sh
 PASSED  tests/eventd/eventd_012.sh
 PASSED  tests/eventd/eventd_013.sh
 PASSED  tests/eventd/eventd_014.sh
 PASSED  tests/eventd/eventd_021.sh
 PASSED  tests/eventd/eventd_022.sh
 PASSED  tests/eventd/eventd_023.sh
*FAILED* tests/eventd/eventd_024.sh

45/46 tests passed

Removing TEST_VAR_DIR=/memdisk/autobuild/fl/b3979324/ctdb/ctdb/tests/var
autotest exited with exit status 1