Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/keystone/stable/queens/build-openstack-sphinx-docs/0ea4957/ : POST_FAILURE in 5m 29s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/keystone/stable/queens/openstack-tox-py27/e20827f/ : SUCCESS in 15m 53s