autobuild: intermittent test failure detected

[autobuild]

The autobuild test system 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/2015-01-20-1407/flakey.log

The samba build logs are available here:

   http://git.samba.org/autobuild.flakey/2015-01-20-1407/samba.stderr
   http://git.samba.org/autobuild.flakey/2015-01-20-1407/samba.stdout
  
The top commit at the time of the failure was:

commit 6f5ed443226b890d7dc76f525cbd1263a2bed8fd
Author: Stefan Metzmacher <metze at samba.org>
Date:   Mon Jan 19 12:37:13 2015 +0100

    tdb_wrap: don't let tdb_wrap_open() segfault with name==NULL
    
    Bug: https://bugzilla.samba.org/show_bug.cgi?id=11032
    
    Signed-off-by: Stefan Metzmacher <metze at samba.org>
    Reviewed-by: Michael Adam <obnox at samba.org>
    
    Autobuild-User(master): Michael Adam <obnox at samba.org>
    Autobuild-Date(master): Mon Jan 19 16:17:28 CET 2015 on sn-devel-104