Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/815391a867a0434985e70978761719ff : RETRY_LIMIT in 4m 00s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/468c4cab5dbd4064b871623358e273ac : FAILURE in 5m 53s