Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/421141ef199149b4b1605049ae2deb43 : RETRY_LIMIT in 3m 48s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/9f2b0850aeb94dd6a148197fb22ce70f : FAILURE in 4m 28s