Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/e820d65cd8204e498db51914ebb97b93 : RETRY_LIMIT in 3m 51s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/b4ab8a8b3e994af3b282617bbdf814ef : FAILURE in 4m 42s