Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/e0ad343ab3594f4dac238dca8fb0ba2b : RETRY_LIMIT in 6m 30s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/79dbbd03b5d740958827b51f86c409be : FAILURE in 4m 28s