Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/e258fea717f147d99d0ba7b4c7a4a7f6 : RETRY_LIMIT in 3m 55s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/2774b54c29ad4503b323e6b0c71b735d : FAILURE in 2m 51s