Build failed. https://zuul.opendev.org/t/openstack/buildset/ca01722cb9434a6dbc9ec88abb1acb91 - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/3aba8ba01b064485b4acaa5d0d8dc0e9 : RETRY_LIMIT in 2m 54s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/4bfd61ac931e41c2b3126fde07fbe739 : FAILURE in 3m 42s