Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/2b38f2fc5f7b48a3987c16ae9f592fce : RETRY_LIMIT in 6m 30s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/87e437716b6a458eabf4b79e34003d67 : FAILURE in 8m 03s