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-144/2018-03-01-0208/flakey.log

The samba build logs are available here:

   http://git.samba.org/autobuild.flakey.sn-devel-144/2018-03-01-0208/samba.stderr
   http://git.samba.org/autobuild.flakey.sn-devel-144/2018-03-01-0208/samba.stdout
  
The top commit at the time of the failure was:

commit 31b5328c46c5f510ba234f75688886987276ee9e
Author: Stefan Metzmacher <metze at samba.org>
Date:   Thu Feb 1 11:06:10 2018 +0100

    s4:kdc: disable support for CROSS_ORGANIZATION domains
    
    We don't support selective authentication yet,
    so we shouldn't silently allow domain wide authentication
    for such a trust.
    
    BUG: https://bugzilla.samba.org/show_bug.cgi?id=13299
    
    Signed-off-by: Stefan Metzmacher <metze at samba.org>
    Reviewed-by: Ralph Boehme <slow at samba.org>
    
    Autobuild-User(master): Stefan Metzmacher <metze at samba.org>
    Autobuild-Date(master): Wed Feb 28 19:45:13 CET 2018 on sn-devel-144