Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/opendev.org/openstack/manila/stable/queens/build-openstack-sphinx-docs/73d6614/ : FAILURE in 4m 44s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/opendev.org/openstack/manila/stable/queens/openstack-tox-py27/2cf0f72/ : RETRY_LIMIT in 2m 02s