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-104/2016-12-01-1605/flakey.log

The samba build logs are available here:

   http://git.samba.org/autobuild.flakey.sn-devel-104/2016-12-01-1605/samba.stderr
   http://git.samba.org/autobuild.flakey.sn-devel-104/2016-12-01-1605/samba.stdout
  
The top commit at the time of the failure was:

commit c4409ea13074e0b01bcdd3020595e00bbd74225d
Author: Andrew Bartlett <abartlet at samba.org>
Date:   Tue Oct 18 10:39:00 2016 +1300

    perf: Add simple tests for the open/close a database case
    
    Signed-off-by: Andrew Bartlett <abartlet at samba.org>
    Reviewed-by: Garming Sam <garming at catalyst.net.nz>
    
    Autobuild-User(master): Andrew Bartlett <abartlet at samba.org>
    Autobuild-Date(master): Thu Dec  1 09:40:20 CET 2016 on sn-devel-144