Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/1a88636ca6be403ea8c4075da854e56c : RETRY_LIMIT in 4m 28s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/7fd925192c7d4e8bb742e231f43748f7 : FAILURE in 6m 34s