Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/b849e17bf687422ebcd54100b17b0864 : RETRY_LIMIT in 4m 43s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/e30c040a123441299eda0142440a4c56 : FAILURE in 4m 34s