Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/bfd94ddd017040e6beaf87ec7c8130ac : SUCCESS in 6m 49s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/19d70172fb3141c386cd5e6437a70c45 : FAILURE in 6m 42s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/d3c675f2c6864162b2ea13608ddfb38a : SUCCESS in 7m 57s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/e3e27e9c50814131a07399b89bfe5410 : SUCCESS in 7m 12s