Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/135a81539e344bd3b2c5abdf15011146 : SUCCESS in 4m 43s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/431bbca755c1455ab04b6c45166ce29a : FAILURE in 3m 50s