diff -U3 /tmp/cirrus-ci-build/contrib/btree_gist/expected/partitions.out /tmp/cirrus-ci-build/build/testrun/btree_gist/regress/results/partitions.out
--- /tmp/cirrus-ci-build/contrib/btree_gist/expected/partitions.out	2025-12-07 14:50:49.244370000 +0000
+++ /tmp/cirrus-ci-build/build/testrun/btree_gist/regress/results/partitions.out	2025-12-07 14:54:05.998284000 +0000
@@ -7,76 +7,7 @@
   valid_at daterange,
   exclude using gist (id with =, valid_at with &&)
 ) partition by range (id);
-create table parttmp_1_to_10 partition of parttmp for values from (1) to (10);
-create table parttmp_11_to_20 partition of parttmp for values from (11) to (20);
-insert into parttmp (id, valid_at) values
-  (1, '[2000-01-01, 2000-02-01)'),
-  (1, '[2000-02-01, 2000-03-01)'),
-  (2, '[2000-01-01, 2000-02-01)'),
-  (11, '[2000-01-01, 2000-02-01)'),
-  (11, '[2000-02-01, 2000-03-01)'),
-  (12, '[2000-01-01, 2000-02-01)');
-select * from parttmp order by id, valid_at;
- id |        valid_at         
-----+-------------------------
-  1 | [01-01-2000,02-01-2000)
-  1 | [02-01-2000,03-01-2000)
-  2 | [01-01-2000,02-01-2000)
- 11 | [01-01-2000,02-01-2000)
- 11 | [02-01-2000,03-01-2000)
- 12 | [01-01-2000,02-01-2000)
-(6 rows)
-
-select * from parttmp_1_to_10 order by id, valid_at;
- id |        valid_at         
-----+-------------------------
-  1 | [01-01-2000,02-01-2000)
-  1 | [02-01-2000,03-01-2000)
-  2 | [01-01-2000,02-01-2000)
-(3 rows)
-
-select * from parttmp_11_to_20 order by id, valid_at;
- id |        valid_at         
-----+-------------------------
- 11 | [01-01-2000,02-01-2000)
- 11 | [02-01-2000,03-01-2000)
- 12 | [01-01-2000,02-01-2000)
-(3 rows)
-
-update parttmp set valid_at = valid_at * '[2000-01-15,2000-02-15)' where id = 1;
-select * from parttmp order by id, valid_at;
- id |        valid_at         
-----+-------------------------
-  1 | [01-15-2000,02-01-2000)
-  1 | [02-01-2000,02-15-2000)
-  2 | [01-01-2000,02-01-2000)
- 11 | [01-01-2000,02-01-2000)
- 11 | [02-01-2000,03-01-2000)
- 12 | [01-01-2000,02-01-2000)
-(6 rows)
-
-select * from parttmp_1_to_10 order by id, valid_at;
- id |        valid_at         
-----+-------------------------
-  1 | [01-15-2000,02-01-2000)
-  1 | [02-01-2000,02-15-2000)
-  2 | [01-01-2000,02-01-2000)
-(3 rows)
-
-select * from parttmp_11_to_20 order by id, valid_at;
- id |        valid_at         
-----+-------------------------
- 11 | [01-01-2000,02-01-2000)
- 11 | [02-01-2000,03-01-2000)
- 12 | [01-01-2000,02-01-2000)
-(3 rows)
-
--- make sure the excluson constraint excludes:
-insert into parttmp (id, valid_at) values
-  (2, '[2000-01-15, 2000-02-01)');
-ERROR:  conflicting key value violates exclusion constraint "parttmp_1_to_10_id_valid_at_excl"
-DETAIL:  Key (id, valid_at)=(2, [01-15-2000,02-01-2000)) conflicts with existing key (id, valid_at)=(2, [01-01-2000,02-01-2000)).
-drop table parttmp;
--- should fail with a good error message:
-create table parttmp (id int, valid_at daterange, exclude using gist (id with <>, valid_at with &&)) partition by range (id);
-ERROR:  cannot match partition key to index on column "id" using non-equal operator "<>"
+server closed the connection unexpectedly
+	This probably means the server terminated abnormally
+	before or while processing the request.
+connection to server was lost