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-144/2017-09-14-1812/flakey.log

The samba build logs are available here:

   http://git.samba.org/autobuild.flakey.sn-devel-144/2017-09-14-1812/samba.stderr
   http://git.samba.org/autobuild.flakey.sn-devel-144/2017-09-14-1812/samba.stdout
  
The top commit at the time of the failure was:

commit f0a90a1287a8f4c4114919a32afaff52e3c69a9b
Author: Jeremy Allison <jra at samba.org>
Date:   Mon Sep 11 16:36:47 2017 -0700

    libcli: SMB2: NetApps negotiate SMB3_11 but also set the SMB2_CAP_ENCRYPTION flag.
    
    This is a SHOULD not, not a MUST not.
    
    BUG: https://bugzilla.samba.org/show_bug.cgi?id=13009
    
    Signed-off-by: Jeremy Allison <jra at samba.org>
    Reviewed-by: Steve French <sfrench at samba.org>
    
    Autobuild-User(master): Jeremy Allison <jra at samba.org>
    Autobuild-Date(master): Thu Sep 14 14:48:20 CEST 2017 on sn-devel-144