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-144/2017-08-31-0930/flakey.log

The samba build logs are available here:

   http://git.samba.org/autobuild.flakey.sn-devel-144/2017-08-31-0930/samba.stderr
   http://git.samba.org/autobuild.flakey.sn-devel-144/2017-08-31-0930/samba.stdout
  
The top commit at the time of the failure was:

commit cc639765ffa4c91e7bc03e7ba85747d48ea7b725
Author: Volker Lendecke <vl at samba.org>
Date:   Fri Aug 25 13:26:08 2017 +0200

    winbind: Rename winbindd_cm_conn->netlogon_creds to _ctx
    
    We have too many variables called _creds :-)
    
    Signed-off-by: Volker Lendecke <vl at samba.org>
    Reviewed-by: Stefan Metzmacher <metze at samba.org>
    
    Autobuild-User(master): Volker Lendecke <vl at samba.org>
    Autobuild-Date(master): Wed Aug 30 22:44:45 CEST 2017 on sn-devel-144