Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/c51f1d179331444daf5f12b06f8e1f6a : RETRY_LIMIT in 4m 20s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/1e6ce881baac42eeb88e2a061beca46c : FAILURE in 3m 24s