autobuild[sn-devel-104]: intermittent test failure detected

[autobuild]

The autobuild test system (on sn-devel-104) 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-104/2016-11-07-0411/flakey.log

The samba build logs are available here:

   http://git.samba.org/autobuild.flakey.sn-devel-104/2016-11-07-0411/samba.stderr
   http://git.samba.org/autobuild.flakey.sn-devel-104/2016-11-07-0411/samba.stdout
  
The top commit at the time of the failure was:

commit a00d34dbc1cf0348be2417ee21903ab1bbf77a3d
Author: Andrew Bartlett <abartlet at samba.org>
Date:   Wed Oct 12 11:28:26 2016 +1300

    credentials: Add test for credentials behaviour
    
    Signed-off-by: Andrew Bartlett <abartlet at samba.org>
    Reviewed-by: Garming Sam <garming at catalyst.net.nz>
    
    Autobuild-User(master): Garming Sam <garming at samba.org>
    Autobuild-Date(master): Mon Nov  7 03:51:11 CET 2016 on sn-devel-144