Build failed. https://zuul.opendev.org/t/openstack/buildset/3c2628f3226e47dfa12597aafb585b99 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/fb2e3f323ca9409982ea7a500839c009 : SUCCESS in 3m 27s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/00bbbe42e7b946dc8785a384460268cd : FAILURE in 2m 50s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/a300009ce36d4fa181bab7d9f07623a7 : SUCCESS in 3m 50s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/b1bc6a773d8f43c0ac0663d0e81cb6ac : SUCCESS in 3m 42s