Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/a2dc058da62b47dd9a4367c8255d2410 : RETRY_LIMIT in 4m 37s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/dfb7cba5f91943ddb06b52251953af86 : FAILURE in 6m 57s