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-144/2017-12-06-2059/flakey.log

The samba build logs are available here:

   http://git.samba.org/autobuild.flakey.sn-devel-144/2017-12-06-2059/samba.stderr
   http://git.samba.org/autobuild.flakey.sn-devel-144/2017-12-06-2059/samba.stdout
  
The top commit at the time of the failure was:

commit 9e1f792b2687f7e5514007405ef2987af35349cf
Author: David Disseldorp <ddiss at samba.org>
Date:   Tue Dec 5 13:21:04 2017 +0100

    vfs: drop casts for VFS_ADD_FSP_EXTENSION() callers
    
    VFS_ADD_FSP_EXTENSION() now returns a properly typed pointer.
    
    Signed-off-by: David Disseldorp <ddiss at samba.org>
    Reviewed-by: Ralph Boehme <slow at samba.org>
    
    Autobuild-User(master): Ralph Böhme <slow at samba.org>
    Autobuild-Date(master): Wed Dec  6 03:43:48 CET 2017 on sn-devel-144