Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/0c7ce78ea94846ce8d0cfe2d0273cf3e : SUCCESS in 7m 05s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/fb5b929395ce42b680a378ae8aed2df5 : FAILURE in 8m 28s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/db937ea028754973ba7347f4727513c7 : SUCCESS in 7m 56s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/e5157e1a8341424e97d45aec04837665 : SUCCESS in 8m 10s