Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/833a051387d34b4f9836fdea2b8ccf9d : RETRY_LIMIT in 3m 29s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/6add6be3eaf740fab0c42c6f87b5af48 : FAILURE in 6m 43s