Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/becb922cfc4f4fd393d8eac898b9081b : SUCCESS in 12m 50s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/e77cb46339754aa18d4621a895f6d519 : FAILURE in 8m 36s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/159ad8f7a11645339ff44381ee7410fc : FAILURE in 8m 30s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/9dafc0dde71f4f99a528ea5327e8d1f5 : FAILURE in 9m 18s