Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/01baefcceec341b3b80dc4a9e688dbb1 : RETRY_LIMIT in 4m 54s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/46dacde25b2d413cb02df07e459ed904 : FAILURE in 6m 38s