Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/36f6bef2d33b463b92ef856dfb7b22f6 : RETRY_LIMIT in 2m 35s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/6522ddeb1676449facafe33803b8265e : FAILURE in 3m 02s