Build failed. https://zuul.opendev.org/t/openstack/buildset/6e6139dde4c346ed82a9da190e5ba89f - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/4056287d093f4d6693a1c1452e63abec : RETRY_LIMIT in 4m 13s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/4b5e044e91ba4adaa852f46622b4c7ea : FAILURE in 6m 31s