Example fail: https://integration.wikimedia.org/ci/job/mwext-AutoCreateCategoryPages-testextension-zend/4/console
I configured https://integration.wikimedia.org/ci/job/mwext-AutoCreateCategoryPages-testextension-zend/5/console to run specifically on lanthanum and it passes.
https://integration.wikimedia.org/ci/job/integration-zuul-layoutvalidation/3069/console