diff -U3 /tmp/cirrus-ci-build/contrib/pg_surgery/expected/heap_surgery.out /tmp/cirrus-ci-build/build/testrun/pg_surgery/regress/results/heap_surgery.out
--- /tmp/cirrus-ci-build/contrib/pg_surgery/expected/heap_surgery.out	2024-03-19 00:05:09.494175000 +0000
+++ /tmp/cirrus-ci-build/build/testrun/pg_surgery/regress/results/heap_surgery.out	2024-03-19 00:22:46.248794000 +0000
@@ -3,6 +3,7 @@
 -- use a temp table so that vacuum behavior doesn't depend on global xmin
 create temp table htab (a int);
 insert into htab values (100), (200), (300), (400), (500);
+WARNING:  outfuncs/readfuncs failed to produce an equal rewritten parse tree
 -- test empty TID array
 select heap_force_freeze('htab'::regclass, ARRAY[]::tid[]);
  heap_force_freeze 
@@ -138,6 +139,7 @@
 -- note that we don't commit the transaction, so autovacuum can't interfere.
 begin;
 create materialized view mvw as select a from generate_series(1, 3) a;
+WARNING:  outfuncs/readfuncs failed to produce an equal rewritten parse tree
 select * from mvw where xmin = 2;
  a 
 ---