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-104/2016-03-14-1911/flakey.log

The samba build logs are available here:

   http://git.samba.org/autobuild.flakey.sn-devel-104/2016-03-14-1911/samba.stderr
   http://git.samba.org/autobuild.flakey.sn-devel-104/2016-03-14-1911/samba.stdout
  
The top commit at the time of the failure was:

commit e8e0ffcc495b19b2efa913c0eac4875edfc56c3b
Author: Garming Sam <garming at catalyst.net.nz>
Date:   Mon Mar 14 12:02:06 2016 +1300

    tests: Allow alternative error code for backupkey test
    
    It appears that incorrect decryption triggers a different error code,
    causing a test which fails every now and again, as sometimes the invalid
    data will parse as a SID, and so pass one of the checks.
    
    Signed-off-by: Garming Sam <garming at catalyst.net.nz>
    Reviewed-by: Andrew Bartlett <abartlet at samba.org>
    
    Autobuild-User(master): Garming Sam <garming at samba.org>
    Autobuild-Date(master): Mon Mar 14 03:55:16 CET 2016 on sn-devel-144