Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/0ff8b5a6fce04985a37d1eaf6ded3d7d : RETRY_LIMIT in 4m 06s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/614d1d4e3874410d8f1b098ceed63936 : FAILURE in 5m 31s