Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/049daff4e6c94ac59efb7acff0c6cb96 : RETRY_LIMIT in 6m 42s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/977cc0e805484d4cab125e3d1a0d3113 : SUCCESS in 12m 12s