Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/84dbf0270d944bf2b4a86107a8308f6c : SUCCESS in 3m 33s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/0b72e4a4187a4c4392fee238b4e2dfd2 : FAILURE in 2m 41s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/29206e443e7f44b2b62ef89c73ea47ff : SUCCESS in 5m 19s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/865fb4b8a5144ebdb2907fac6eb73a8e : SUCCESS in 5m 37s