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-144/2017-06-22-2118/flakey.log

The samba build logs are available here:

   http://git.samba.org/autobuild.flakey.sn-devel-144/2017-06-22-2118/samba.stderr
   http://git.samba.org/autobuild.flakey.sn-devel-144/2017-06-22-2118/samba.stdout
  
The top commit at the time of the failure was:

commit e9b4978a764839a142d9f7c166db436bdabea82c
Author: Stefan Metzmacher <metze at samba.org>
Date:   Tue Jun 20 12:17:32 2017 +0200

    tevent: version 0.9.32
    
    * Fix mutex locking in tevent_threaded_context_destructor().
    * Fix a memleak on FreeBSD.
    * Re-init threading in tevent_re_initialise().
    * Include the finish location in tevent_req_default_print().
    
    Signed-off-by: Stefan Metzmacher <metze at samba.org>
    Reviewed-by: Volker Lendecke <vl at samba.org>
    
    Autobuild-User(master): Stefan Metzmacher <metze at samba.org>
    Autobuild-Date(master): Thu Jun 22 17:17:33 CEST 2017 on sn-devel-144