Re: seawasp failing, maybe in glibc allocator

> Possibly I have just added "ulimit -c unlimited" in the script, we should see
> the effect on next round.

for def5b065 it ended on on the contrib ltree test:

2021-05-12 20:12:52.528 CEST [3042602:410] pg_regress/ltree LOG: disconnection: session time: 0:00:13.426 user=buildfarm database=contrib_regression_ltree host=[local]

/home/fabien/pg/build-farm-12/buildroot/HEAD/pgsql.build/contrib/ltree/results/ltree.out
2021-05-12 20:12:52.523330311 +0200
@@ -7931,11 +7931,8 @@
(1 row)

SELECT count(*) FROM _ltreetest WHERE t ~ '1.1.1.*' ;
- count
--------
- 19
-(1 row)
-
+ERROR: stack depth limit exceeded
+HINT: Increase the configuration parameter "max_stack_depth" (currently 2048kB), after ensuring the platform's stack depth limit is adequate.
SELECT count(*) FROM _ltreetest WHERE t ~ '*.1' ;
count
-------

Not a core dump, though.

--
Fabien.