Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/3e730064bf1d49eaad7d41c82c11d8b8 : RETRY_LIMIT in 3m 19s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/3efc701757644282ad7aa4a334d98bed : FAILURE in 4m 21s