autobuild[sn-devel-144]: intermittent test failure detected

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-144/2017-01-09-0637/flakey.log

The samba build logs are available here:

   http://git.samba.org/autobuild.flakey.sn-devel-144/2017-01-09-0637/samba.stderr
   http://git.samba.org/autobuild.flakey.sn-devel-144/2017-01-09-0637/samba.stdout
  
The top commit at the time of the failure was:

commit 0127bdd33b251a52c6ffc44b6cb3b82b16a80741
Author: Andreas Schneider <[email protected]>
Date:   Thu Jan 5 09:34:36 2017 +0100

    replace: Include sysmacros.h
    
    In the GNU C Library, "makedev" is defined by <sys/sysmacros.h>. For
    historical compatibility, it is currently defined by <sys/types.h> as
    well, but it is planned to remove this soon.
    
    Signed-off-by: Andreas Schneider <[email protected]>
    Reviewed-by: Volker Lendecke <[email protected]>
    
    Autobuild-User(master): Volker Lendecke <[email protected]>
    Autobuild-Date(master): Sun Jan  8 22:30:03 CET 2017 on sn-devel-144