Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/a5f31d0626194ca3a143e42cc96f5d5a : SUCCESS in 4m 50s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/f35e2985387d41ea9b62554851c4eac3 : FAILURE in 3m 38s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/b4a36c56776d49d19ecfa491b04f0114 : SUCCESS in 4m 00s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/b0eb2aeeed4d43af8fe2058ab5588ad6 : SUCCESS in 4m 18s