diff -U3 /tmp/cirrus-ci-build/src/test/modules/test_extensions/expected/test_extensions.out /tmp/cirrus-ci-build/build/testrun/test_extensions/regress/results/test_extensions.out
--- /tmp/cirrus-ci-build/src/test/modules/test_extensions/expected/test_extensions.out	2026-02-14 15:55:00.598279000 +0000
+++ /tmp/cirrus-ci-build/build/testrun/test_extensions/regress/results/test_extensions.out	2026-02-14 15:58:54.854644000 +0000
@@ -755,6 +755,7 @@
 ERROR:  schema "some_other_name" does not exist
 -- Test owned_schema + superuser=false extension
 CREATE USER test_ext_user;
+WARNING:  roles created by regression test cases should have names starting with "regress_"
 GRANT CREATE ON DATABASE regression_test_extensions TO test_ext_user;
 SET SESSION AUTHORIZATION test_ext_user;
 CREATE EXTENSION test_ext_owned_schema_nosuperuser;