Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/opendev.org/openstack/manila/stable/queens/build-openstack-sphinx-docs/8fcd70c/ : FAILURE in 4m 15s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/opendev.org/openstack/manila/stable/queens/openstack-tox-py27/c22598f/ : RETRY_LIMIT in 3m 02s