Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/6c66b1645cec4e95ad68235c4093cfa9 : RETRY_LIMIT in 4m 11s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/e077c0689bc54585a137947c034d9709 : FAILURE in 3m 40s