Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/f116c43850ce489c96df029599eb63ca : RETRY_LIMIT in 6m 52s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/189246a63a394804b50e878a3d959b51 : FAILURE in 4m 22s