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-144/2018-06-02-0742/flakey.log

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

   https://git.samba.org/autobuild.flakey.sn-devel-144/2018-06-02-0742/samba.stderr
   https://git.samba.org/autobuild.flakey.sn-devel-144/2018-06-02-0742/samba.stdout
  
The top commit at the time of the failure was:

commit 44f3bf1f6351311b6ed8ad95c1da83df25b05d9b
Author: Jeremy Allison <jra at samba.org>
Date:   Fri Jun 1 15:08:36 2018 -0700

    s3: VFS: Remove unused enum value.
    
    Signed-off-by: Jeremy Allison <jra at samba.org>
    Reviewed-by: Ralph Boehme <slow at samba.org>
    
    Autobuild-User(master): Ralph Böhme <slow at samba.org>
    Autobuild-Date(master): Sat Jun  2 03:03:42 CEST 2018 on sn-devel-144

and the last 50 lines of the stdout log were:

[784(4685)/855 at 1h6m32s] samba4.ldap.acl.python(ad_dc_ntvfs)(ad_dc_ntvfs)
[785(4737)/855 at 1h7m45s] samba4.ldap.passwords.python(ad_dc_ntvfs)(ad_dc_ntvfs)
[786(4755)/855 at 1h8m8s] samba4.ldap.password_lockout.python(ad_dc_ntvfs)(ad_dc_ntvfs)
[787(4775)/855 at 1h10m43s] samba4.tombstone_reanimation.python(ad_dc_ntvfs)
[788(4787)/855 at 1h10m49s] samba.tests.upgradeprovisionneeddc(ad_dc_ntvfs:local)
[789(4798)/855 at 1h10m51s] samba.tests.posixacl(ad_dc_no_nss:local)
[790(4821)/855 at 1h11m14s] samba.tests.posixacl.python3(ad_dc_no_nss:local)
[791(4844)/855 at 1h11m15s] samba4.deletetest.python(ad_dc_ntvfs)(ad_dc_ntvfs)
[792(4848)/855 at 1h11m17s] samba4.blackbox.spn.py(ad_dc_ntvfs:local)(ad_dc_ntvfs:local)
[793(4859)/855 at 1h11m21s] samba4.rpc.samr.large-dc.one(vampire_dc)
[794(4862)/855 at 1h11m29s] samba4.rpc.samr.large-dc.two(vampire_dc)
[795(4865)/855 at 1h11m38s] samba4.rpc.echo(rodc)
[796(4875)/855 at 1h11m42s] samba4.rpc.echo(rodc:local)
[797(4885)/855 at 1h11m45s] samba4.rpc.echo.testallowed(rodc:local)
[798(4895)/855 at 1h11m49s] samba4.rpc.echo.testdenied(rodc:local)
[799(4905)/855 at 1h11m52s] samba4.blackbox.smbclient(rodc:local)(rodc:local)
[800(4907)/855 at 1h11m53s] samba.tests.samba_tool.rodc(rodc:local)
[801(4916)/855 at 1h12m23s] samba.blackbox.rpcclient_samlogon(rodc:local)
[802(4920)/855 at 1h12m24s] samba.blackbox.rpcclient_samlogon_testallowed(rodc:local)
[803(4924)/855 at 1h12m24s] samba.blackbox.rpcclient_samlogon_testdenied(rodc:local)
[804(4928)/855 at 1h12m25s] samba4.drs.ridalloc_exop.python(vampire_dc)(vampire_dc)
[805(4939)/855 at 1h17m29s] samba4.drs.samba_tool_drs.python(vampire_dc)(vampire_dc:local)
[806(4953)/855 at 1h20m41s] samba4.drs.samba_tool_drs_showrepl.python(vampire_dc)(vampire_dc:local)
[807(4955)/855 at 1h20m43s] samba4.drs.replica_sync.python(vampire_dc)(vampire_dc:local)
UNEXPECTED(error): samba4.drs.replica_sync.python(vampire_dc).replica_sync.DrsReplicaSyncTestCase.test_ReplConflictsRenamedVsNewRemoteWin(vampire_dc:local)
REASON: Exception: Exception: Traceback (most recent call last):
  File "/memdisk/autobuild/fl/b2458727/samba/source4/torture/drs/python/replica_sync.py", line 329, in test_ReplConflictsRenamedVsNewRemoteWin
    self.ou2 = self._create_ou(self.ldb_dc2, "OU=Test Remote Rename Conflict")
  File "/memdisk/autobuild/fl/b2458727/samba/source4/torture/drs/python/replica_sync.py", line 125, in _create_ou
    samdb.add_ldif(ldif)
  File "bin/python/samba/__init__.py", line 230, in add_ldif
    self.add(msg, controls)
LdbError: (68, 'LDAP error 68 LDAP_ENTRY_ALREADY_EXISTS -  <Entry OU=Test Remote Rename Conflict,OU=replica_sync3275267,DC=samba,DC=example,DC=com already exists> <>')

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

A summary with detailed information can be found in:
  ./bin/ab/summary
TOP 10 slowest tests
samba4.ldap.rodc_rwdc.python(rodc)(rodc:local) -> 440
samba4.drs.ridalloc_exop.python(vampire_dc)(vampire_dc) -> 305
samba4.ldap.vlv.python(ad_dc_ntvfs)(ad_dc_ntvfs) -> 232
samba4.rpc.samr.passwords.lockout on ncacn_np with (ad_dc_ntvfs) -> 224
samba4.rpc.samr.passwords.pwdlastset on ncacn_np with (ad_dc_ntvfs) -> 200
samba4.drs.samba_tool_drs.python(vampire_dc)(vampire_dc:local) -> 191
samba4.ldap.password_lockout.python(ad_dc_ntvfs)(ad_dc_ntvfs) -> 155
samba3.smbtorture_s3.vfs_aio_fork(simpleserver).RW2(simpleserver) -> 135
samba4.ldap.secdesc.python(ad_dc_ntvfs)(ad_dc_ntvfs) -> 110
samba4.raw.notify(ad_dc_ntvfs) -> 107
ERROR: test failed with exit code 1