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-144/2015-12-21-1659/flakey.log

The samba build logs are available here:

   http://git.samba.org/autobuild.flakey.sn-devel-144/2015-12-21-1659/samba.stderr
   http://git.samba.org/autobuild.flakey.sn-devel-144/2015-12-21-1659/samba.stdout
  
The top commit at the time of the failure was:

commit 7ba9f8239dc6be25ff8bf3473393184c7333eaa2
Author: Günther Deschner <gd at samba.org>
Date:   Fri Dec 18 13:16:28 2015 +0100

    s4-torture: add a negoex ndr pullpush test.
    
    Guenther
    
    Signed-off-by: Guenther Deschner <gd at samba.org>
    Reviewed-by: Stefan Metzmacher <metze at samba.org>
    
    Autobuild-User(master): Stefan Metzmacher <metze at samba.org>
    Autobuild-Date(master): Mon Dec 21 01:37:29 CET 2015 on sn-devel-144