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:

   https://git.samba.org/autobuild.flakey.sn-devel-144/2018-05-25-0637/flakey.log

The failure seems to be in the "samba-nt4" suite, whose build logs are available here:

   https://git.samba.org/autobuild.flakey.sn-devel-144/2018-05-25-0637/samba-nt4.stderr
   https://git.samba.org/autobuild.flakey.sn-devel-144/2018-05-25-0637/samba-nt4.stdout
  
The top commit at the time of the failure was:

commit a9084dce29d9e0e76a3485edfca26add361988ba
Author: Andreas Schneider <asn at samba.org>
Date:   Wed May 23 17:35:15 2018 +0200

    s3:utils: Remove double error check
    
    Signed-off-by: Andreas Schneider <asn at samba.org>
    Reviewed-by: Guenther Deschner <gd at samba.org>
    
    Autobuild-User(master): Günther Deschner <gd at samba.org>
    Autobuild-Date(master): Thu May 24 18:07:03 CEST 2018 on sn-devel-144

and the last 50 lines of the stdout log were:

(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:54 2018 CEST(131742886140000000) => Thu Aug 23 06:36:54 2018 CEST(131794726140000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:54 2018 CEST(131742886140000000) => Thu Aug 23 06:36:54 2018 CEST(131794726140000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:54 2018 CEST(131742886140000000) => Thu Aug 23 06:36:54 2018 CEST(131794726140000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:54 2018 CEST(131742886140000000) => Thu Aug 23 06:36:54 2018 CEST(131794726140000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:54 2018 CEST(131742886140000000) => Thu Aug 23 06:36:54 2018 CEST(131794726140000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:54 2018 CEST(131742886140000000) => Thu Aug 23 06:36:54 2018 CEST(131794726140000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:54 2018 CEST(131742886140000000) => Thu Aug 23 06:36:54 2018 CEST(131794726140000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:54 2018 CEST(131742886140000000) => Thu Aug 23 06:36:54 2018 CEST(131794726140000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:54 2018 CEST(131742886140000000) => Thu Aug 23 06:36:54 2018 CEST(131794726140000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:56 2018 CEST(131742886160000000) => Thu Aug 23 06:36:56 2018 CEST(131794726160000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:56 2018 CEST(131742886160000000) => Thu Aug 23 06:36:56 2018 CEST(131794726160000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:56 2018 CEST(131742886160000000) => Thu Aug 23 06:36:56 2018 CEST(131794726160000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:56 2018 CEST(131742886160000000) => Thu Aug 23 06:36:56 2018 CEST(131794726160000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:56 2018 CEST(131742886160000000) => Thu Aug 23 06:36:56 2018 CEST(131794726160000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:56 2018 CEST(131742886160000000) => Thu Aug 23 06:36:56 2018 CEST(131794726160000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:56 2018 CEST(131742886160000000) => Thu Aug 23 06:36:56 2018 CEST(131794726160000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:56 2018 CEST(131742886160000000) => Thu Aug 23 06:36:56 2018 CEST(131794726160000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:56 2018 CEST(131742886160000000) => Thu Aug 23 06:36:56 2018 CEST(131794726160000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:58 2018 CEST(131742886180000000) => Thu Aug 23 06:36:58 2018 CEST(131794726180000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:58 2018 CEST(131742886180000000) => Thu Aug 23 06:36:58 2018 CEST(131794726180000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:58 2018 CEST(131742886180000000) => Thu Aug 23 06:36:58 2018 CEST(131794726180000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:58 2018 CEST(131742886180000000) => Thu Aug 23 06:36:58 2018 CEST(131794726180000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:58 2018 CEST(131742886180000000) => Thu Aug 23 06:36:58 2018 CEST(131794726180000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:58 2018 CEST(131742886180000000) => Thu Aug 23 06:36:58 2018 CEST(131794726180000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:58 2018 CEST(131742886180000000) => Thu Aug 23 06:36:58 2018 CEST(131794726180000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:58 2018 CEST(131742886180000000) => Thu Aug 23 06:36:58 2018 CEST(131794726180000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:36:58 2018 CEST(131742886180000000) => Thu Aug 23 06:36:58 2018 CEST(131794726180000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:37:00 2018 CEST(131742886200000000) => Thu Aug 23 06:37:00 2018 CEST(131794726200000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:37:00 2018 CEST(131742886200000000) => Thu Aug 23 06:37:00 2018 CEST(131794726200000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:37:00 2018 CEST(131742886200000000) => Thu Aug 23 06:37:00 2018 CEST(131794726200000000)
(../source4/torture/smb2/util.c:158) change_time not setup correctly: Sun Jun 24 06:37:00 2018 CEST(131742886200000000) => Thu Aug 23 06:37:00 2018 CEST(131794726200000000)
UNEXPECTED(failure): samba3.smb2.notify.mask(nt4_dc)
REASON: Exception: Exception: ERROR: nchanges=1 action=2 expectedAction=1 filter=0x00000002

FAILED (1 failures, 0 errors and 0 unexpected successes in 0 testsuites)

A summary with detailed information can be found in:
  ./bin/ab/summary
TOP 10 slowest tests
samba3.raw.notify(nt4_dc) -> 101
samba3.raw.search(nt4_dc) -> 55
samba3.blackbox.net.rpc.conf(nt4_dc) -> 55
samba3.raw.oplock(nt4_dc) -> 44
samba3.raw.lock(nt4_dc) -> 33
samba3.smbtorture_s3.crypt_client(nt4_dc).OPLOCK1(nt4_dc) -> 31
samba3.blackbox.net.local.conf(nt4_dc:local) -> 30
samba3.base.lock(nt4_dc) -> 26
samba3.base.dir2(nt4_dc) -> 19
samba3.smbtorture_s3.crypt_client(nt4_dc).LOCK1(nt4_dc) -> 17
ERROR: test failed with exit code 1