Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/63e2b8cabede4732899ff742311f8155 : SUCCESS in 6m 01s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/d624a4bb2b1845759cb8ce89897d302c : FAILURE in 3m 23s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/a68600d06acf457c923910d72e177e99 : SUCCESS in 8m 57s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/84c98dc13e2b48b28992cc00b5a5ea27 : SUCCESS in 10m 19s