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-104/2016-06-09-1604/flakey.log

The samba build logs are available here:

   http://git.samba.org/autobuild.flakey.sn-devel-104/2016-06-09-1604/samba.stderr
   http://git.samba.org/autobuild.flakey.sn-devel-104/2016-06-09-1604/samba.stdout
  
The top commit at the time of the failure was:

commit e46cb9b835eb8f2bd998def82baf6f07fda9fe5c
Author: Jeremy Allison <jra at samba.org>
Date:   Wed Jun 8 14:50:59 2016 -0700

    s3: krb5: keytab - The done label can be jumped to with context == NULL.
    
    Ensure we don't crash in this case.
    
    BUG: https://bugzilla.samba.org/show_bug.cgi?id=11959
    
    Signed-off-by: Jeremy Allison <jra at samba.org>
    Reviewed-by: Uri Simchoni <uri at samba.org>
    
    Autobuild-User(master): Uri Simchoni <uri at samba.org>
    Autobuild-Date(master): Thu Jun  9 13:18:56 CEST 2016 on sn-devel-144