Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/a1b07e46a50a4fa5838495a4cb52ef99 : SUCCESS in 6m 00s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/6b4f396babad49098adb793180cf9c00 : FAILURE in 4m 28s