Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/ad6535fea0544ad6a919ec30935960e6 : RETRY_LIMIT in 3m 29s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/706a59d26ed54165bd64b150892d8f6c : FAILURE in 4m 26s