[Testbot] Plone 5.1 - Python 2.7 - Build # 927 - Failure!

[jenkins at plone.org]

Plone 5.1 - Python 2.7 - Build # 927 - Failure:

Check console output at http://jenkins.plone.org/job/plone-5.1-python-2.7/927/ to view the results.

Changes:

[agitator] [fc] Repository: Products.MimetypesRegistry Branch: refs/heads/master







Test Results:

1 tests failed.
FAILED:  plone.app.upgrade.tests.test_utils.TestUtils.testCleanUpSkinsTool

Error Message:
15 != 16

Stack Trace:
15 != 16

  File "/usr/lib/python2.7/unittest/case.py", line 329, in run
    testMethod()
  File "/home/jenkins/workspace/plone-5.1-python-2.7/src/plone.app.upgrade/plone/app/upgrade/tests/test_utils.py", line 25, in testCleanUpSkinsTool
    self.assertEqual(len(skins.keys()), len(existing))
  File "/usr/lib/python2.7/unittest/case.py", line 513, in assertEqual
    assertion_func(first, second, msg=msg)
  File "/usr/lib/python2.7/unittest/case.py", line 506, in _baseAssertEqual
    raise self.failureException(msg)