Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/50930efb9ca84c4fb7f9856d31863711 : RETRY_LIMIT in 3m 32s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/e6adf668eb5a438e99053fc63f93aec2 : FAILURE in 6m 32s