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-104/2016-09-19-2333/flakey.log

The samba build logs are available here:

   http://git.samba.org/autobuild.flakey.sn-devel-104/2016-09-19-2333/samba.stderr
   http://git.samba.org/autobuild.flakey.sn-devel-104/2016-09-19-2333/samba.stdout
  
The top commit at the time of the failure was:

commit 28fad1c59de6fb1e70d4c0875b1588493fb901d1
Author: Amitay Isaacs <amitay at gmail.com>
Date:   Thu Sep 15 16:10:49 2016 +1000

    ctdb-daemon: Log a message when vfork() takes long time
    
    Signed-off-by: Amitay Isaacs <amitay at gmail.com>
    Reviewed-by: Martin Schwenke <martin at meltin.net>
    
    Autobuild-User(master): Martin Schwenke <martins at samba.org>
    Autobuild-Date(master): Mon Sep 19 12:18:15 CEST 2016 on sn-devel-144