Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/b3e0809b0bd14559aa428c3a1d4e6878 : RETRY_LIMIT in 3m 22s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/571052fb880445fea50f7f5669db9b3b : FAILURE in 2m 40s