Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/58c4f361604e45d4a9f69f34d89d1219 : RETRY_LIMIT in 4m 11s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/4d507a1d801041838b97bcfab93fc1ac : FAILURE in 4m 43s