Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/ae58442c8cbb44a69da0c9afc45d4610 : SUCCESS in 3m 14s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/06f9ce853f95454480dc33997528cd03 : FAILURE in 2m 35s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/5a882affe14047d982a60f439fc042ce : SUCCESS in 4m 21s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/47a62ae7eed148eb8cd3a1d4a5077fde : SUCCESS in 4m 36s