autobuild: intermittent test failure detected

[autobuild]

The autobuild test system 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/2015-01-07-0813/flakey.log

The samba build logs are available here:

   http://git.samba.org/autobuild.flakey/2015-01-07-0813/samba.stderr
   http://git.samba.org/autobuild.flakey/2015-01-07-0813/samba.stdout
  
The top commit at the time of the failure was:

commit ce85c98caa27105a73f60223e92ea0184804780c
Author: Garming Sam <garming at catalyst.net.nz>
Date:   Wed Jan 7 12:18:55 2015 +1300

    selftest: fix dns_host_file in samba3 target
    
    When setting up s3member twice in a row, the join ending up attempting kerberos
    and using an old ticket in the st folder, failing with bad credentials.
    
    Signed-off-by: Garming Sam <garming at catalyst.net.nz>
    Reviewed-by: Jeremy Allison <jra at samba.org>
    
    Autobuild-User(master): Jeremy Allison <jra at samba.org>
    Autobuild-Date(master): Wed Jan  7 03:58:10 CET 2015 on sn-devel-104