Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/6d4dc8dec76a43fda89d20238fbf0980 : RETRY_LIMIT in 4m 02s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/0cb60ba4131445d89118da706a6a0529 : FAILURE in 5m 27s