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:

   http://git.samba.org/autobuild.flakey.sn-devel-144/2018-02-28-2315/flakey.log

The samba build logs are available here:

   http://git.samba.org/autobuild.flakey.sn-devel-144/2018-02-28-2315/samba.stderr
   http://git.samba.org/autobuild.flakey.sn-devel-144/2018-02-28-2315/samba.stdout
  
The top commit at the time of the failure was:

commit cb58e188008bf920df88dc0212b9f9bb23263179
Author: Stefan Metzmacher <metze at samba.org>
Date:   Tue Feb 27 10:44:44 2018 +0100

    ldb: version 1.3.2
    
    * Expose the SHOW_BINARY, ENABLE_TRACING and DONT_CREATE_DB flag constants
      in the python api.
    * Extend dn.is_child_of() test.
    * Don't load LDB_MODULESDIR as a module file.
    * Fix binary data in debug log (bug #13185).
    
    Signed-off-by: Stefan Metzmacher <metze at samba.org>
    Reviewed-by: Ralph Boehme <slow at samba.org>
    
    Autobuild-User(master): Stefan Metzmacher <metze at samba.org>
    Autobuild-Date(master): Wed Feb 28 04:54:21 CET 2018 on sn-devel-144