Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/2938bc3aeb68469aa7afd5395a2a697c : RETRY_LIMIT in 3m 04s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/f4c13d68bb7e463ab796d736e78ea6d9 : FAILURE in 5m 08s