diff -U3 /tmp/cirrus-ci-build/src/test/regress/expected/copy2.out /tmp/cirrus-ci-build/src/bin/pg_upgrade/tmp_check/results/copy2.out
--- /tmp/cirrus-ci-build/src/test/regress/expected/copy2.out	2024-10-25 21:33:11.442551544 +0000
+++ /tmp/cirrus-ci-build/src/bin/pg_upgrade/tmp_check/results/copy2.out	2024-10-25 21:37:56.302342875 +0000
@@ -139,7 +139,7 @@
 LINE 1: COPY x from stdin (log_verbosity unsupported);
                            ^
 COPY x from stdin with (reject_limit 1);
-ERROR:  COPY REJECT_LIMIT requires ON_ERROR to be set to IGNORE
+ERROR:  COPY REJECT_LIMIT requires ON_ERROR to be set to IGNORE or SET_TO_NULL
 COPY x from stdin with (on_error ignore, reject_limit 0);
 ERROR:  REJECT_LIMIT (0) must be greater than zero
 -- too many columns in column list: should fail