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-104/2016-12-21-0803/flakey.log

The samba build logs are available here:

   http://git.samba.org/autobuild.flakey.sn-devel-104/2016-12-21-0803/samba.stderr
   http://git.samba.org/autobuild.flakey.sn-devel-104/2016-12-21-0803/samba.stdout
  
The top commit at the time of the failure was:

commit c94f82417035c8fdae9bb2631162798ba167e6b6
Author: Garming Sam <garming at catalyst.net.nz>
Date:   Wed Dec 14 16:05:05 2016 +1300

    getncchanges: use the uptodateness_vector to filter links to replicate
    
    This is to mirror the check in get_nc_changes_build_object.
    
    Signed-off-by: Garming Sam <garming at catalyst.net.nz>
    Reviewed-by: Stefan Metzmacher <metze at samba.org>
    
    Autobuild-User(master): Garming Sam <garming at samba.org>
    Autobuild-Date(master): Wed Dec 21 04:37:54 CET 2016 on sn-devel-144