diff -U3 /tmp/cirrus-ci-build/contrib/pg_freespacemap/expected/pg_freespacemap.out /tmp/cirrus-ci-build/build/testrun/pg_freespacemap/regress/results/pg_freespacemap.out
--- /tmp/cirrus-ci-build/contrib/pg_freespacemap/expected/pg_freespacemap.out	2024-04-24 19:41:48.030721000 +0000
+++ /tmp/cirrus-ci-build/build/testrun/pg_freespacemap/regress/results/pg_freespacemap.out	2024-04-24 19:43:45.633291000 +0000
@@ -1,4 +1,5 @@
 CREATE EXTENSION pg_freespacemap;
+ERROR:  extension "pg_freespacemap" has no installation script nor update path for version "1.3"
 CREATE TABLE freespace_tab (c1 int) WITH (autovacuum_enabled = off);
 CREATE INDEX freespace_brin ON freespace_tab USING brin (c1);
 CREATE INDEX freespace_btree ON freespace_tab USING btree (c1);
@@ -8,78 +9,39 @@
   SELECT rel.id, fsm.blkno, (fsm.avail > 0) AS is_avail
     FROM rel, LATERAL pg_freespace(rel.id) AS fsm
     ORDER BY 1, 2;
-       id        | blkno | is_avail 
------------------+-------+----------
- freespace_brin  |     0 | f
- freespace_brin  |     1 | f
- freespace_brin  |     2 | t
- freespace_btree |     0 | f
- freespace_hash  |     0 | f
- freespace_hash  |     1 | f
- freespace_hash  |     2 | f
- freespace_hash  |     3 | f
- freespace_hash  |     4 | f
- freespace_hash  |     5 | f
- freespace_hash  |     6 | f
- freespace_hash  |     7 | f
- freespace_hash  |     8 | f
- freespace_hash  |     9 | f
-(14 rows)
-
+ERROR:  function pg_freespace(regclass) does not exist
+LINE 3:     FROM rel, LATERAL pg_freespace(rel.id) AS fsm
+                              ^
+HINT:  No function matches the given name and argument types. You might need to add explicit type casts.
 INSERT INTO freespace_tab VALUES (1);
 VACUUM freespace_tab;
 WITH rel AS (SELECT oid::regclass AS id FROM pg_class WHERE relname ~ 'freespace')
   SELECT rel.id, fsm.blkno, (fsm.avail > 0) AS is_avail
     FROM rel, LATERAL pg_freespace(rel.id) AS fsm
     ORDER BY 1, 2;
-       id        | blkno | is_avail 
------------------+-------+----------
- freespace_tab   |     0 | t
- freespace_brin  |     0 | f
- freespace_brin  |     1 | f
- freespace_brin  |     2 | t
- freespace_btree |     0 | f
- freespace_btree |     1 | f
- freespace_hash  |     0 | f
- freespace_hash  |     1 | f
- freespace_hash  |     2 | f
- freespace_hash  |     3 | f
- freespace_hash  |     4 | f
- freespace_hash  |     5 | f
- freespace_hash  |     6 | f
- freespace_hash  |     7 | f
- freespace_hash  |     8 | f
- freespace_hash  |     9 | f
-(16 rows)
-
+ERROR:  function pg_freespace(regclass) does not exist
+LINE 3:     FROM rel, LATERAL pg_freespace(rel.id) AS fsm
+                              ^
+HINT:  No function matches the given name and argument types. You might need to add explicit type casts.
 DELETE FROM freespace_tab;
 VACUUM freespace_tab;
 WITH rel AS (SELECT oid::regclass AS id FROM pg_class WHERE relname ~ 'freespace')
   SELECT rel.id, fsm.blkno, (fsm.avail > 0) AS is_avail
     FROM rel, LATERAL pg_freespace(rel.id) AS fsm
     ORDER BY 1, 2;
-       id        | blkno | is_avail 
------------------+-------+----------
- freespace_brin  |     0 | f
- freespace_brin  |     1 | f
- freespace_brin  |     2 | t
- freespace_btree |     0 | f
- freespace_btree |     1 | f
- freespace_hash  |     0 | f
- freespace_hash  |     1 | f
- freespace_hash  |     2 | f
- freespace_hash  |     3 | f
- freespace_hash  |     4 | f
- freespace_hash  |     5 | f
- freespace_hash  |     6 | f
- freespace_hash  |     7 | f
- freespace_hash  |     8 | f
- freespace_hash  |     9 | f
-(15 rows)
-
+ERROR:  function pg_freespace(regclass) does not exist
+LINE 3:     FROM rel, LATERAL pg_freespace(rel.id) AS fsm
+                              ^
+HINT:  No function matches the given name and argument types. You might need to add explicit type casts.
 -- failures with incorrect block number
 SELECT * FROM pg_freespace('freespace_tab', -1);
-ERROR:  invalid block number
+ERROR:  function pg_freespace(unknown, integer) does not exist
+LINE 1: SELECT * FROM pg_freespace('freespace_tab', -1);
+                      ^
+HINT:  No function matches the given name and argument types. You might need to add explicit type casts.
 SELECT * FROM pg_freespace('freespace_tab', 4294967295);
-ERROR:  invalid block number
+ERROR:  function pg_freespace(unknown, bigint) does not exist
+LINE 1: SELECT * FROM pg_freespace('freespace_tab', 4294967295);
+                      ^
+HINT:  No function matches the given name and argument types. You might need to add explicit type casts.
 DROP TABLE freespace_tab;