Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/428ba3a13352442fa4c2cbff0d27ae6f : RETRY_LIMIT in 2m 44s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/2f32132a1e174bcba93ae1fa83f87fb9 : SUCCESS in 4m 04s