MERCURY_OPTIONS= --deep-random-write=25 --mdb-disable-progress
make[3]: Entering directory '/mnt/testing/run/build/mercury-srcdist-rotd-2023-09-26/tests/typeclasses'
/mnt/testing/run/build/mercury-srcdist-rotd-2023-09-26/stage2/scripts/mmc --generate-dependencies --grade hlc.par.gc     --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS     reordered_existential_constraint > reordered_existential_constraint.dep_err 2>&1
make[3]: Leaving directory '/mnt/testing/run/build/mercury-srcdist-rotd-2023-09-26/tests/typeclasses'
make[3]: Entering directory '/mnt/testing/run/build/mercury-srcdist-rotd-2023-09-26/tests/typeclasses'
/mnt/testing/run/build/mercury-srcdist-rotd-2023-09-26/stage2/scripts/mmc --make-interface --grade hlc.par.gc     --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS     reordered_existential_constraint
/mnt/testing/run/build/mercury-srcdist-rotd-2023-09-26/stage2/scripts/mmc --compile-to-c --grade hlc.par.gc     --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS     reordered_existential_constraint > reordered_existential_constraint.err 2>&1
/mnt/testing/run/build/mercury-srcdist-rotd-2023-09-26/stage2/scripts/mgnuc --grade hlc.par.gc       --      -c reordered_existential_constraint.c -o reordered_existential_constraint.o
/mnt/testing/run/build/mercury-srcdist-rotd-2023-09-26/stage2/scripts/mgnuc --grade hlc.par.gc       --      -c reordered_existential_constraint_init.c -o reordered_existential_constraint_init.o
/mnt/testing/run/build/mercury-srcdist-rotd-2023-09-26/stage2/scripts/ml --grade hlc.par.gc     --no-mercury-stdlib-dir  --trace-init-file /mnt/testing/run/build/mercury-srcdist-rotd-2023-09-26/stage2/browser/mer_browser.init --trace-init-file /mnt/testing/run/build/mercury-srcdist-rotd-2023-09-26/stage2/mdbcomp/mer_mdbcomp.init --ssdb-init-file /mnt/testing/run/build/mercury-srcdist-rotd-2023-09-26/stage2/ssdb/mer_ssdb.init        --    -o reordered_existential_constraint reordered_existential_constraint_init.o \
	reordered_existential_constraint.o \
	 /mnt/testing/run/build/mercury-srcdist-rotd-2023-09-26/stage2/trace/libmer_trace.a /mnt/testing/run/build/mercury-srcdist-rotd-2023-09-26/stage2/trace/libmer_eventspec.a /mnt/testing/run/build/mercury-srcdist-rotd-2023-09-26/stage2/ssdb/libmer_ssdb.a /mnt/testing/run/build/mercury-srcdist-rotd-2023-09-26/stage2/browser/libmer_browser.a /mnt/testing/run/build/mercury-srcdist-rotd-2023-09-26/stage2/mdbcomp/libmer_mdbcomp.a /mnt/testing/run/build/mercury-srcdist-rotd-2023-09-26/stage2/library/libmer_std.a /mnt/testing/run/build/mercury-srcdist-rotd-2023-09-26/stage2/runtime/libmer_rt.a /mnt/testing/run/build/mercury-srcdist-rotd-2023-09-26/stage2/boehm_gc/libpar_gc.a      
{ [ -f reordered_existential_constraint.inp ] && cat reordered_existential_constraint.inp; } | ./reordered_existential_constraint > reordered_existential_constraint.out 2>&1 || \
	{ grep . reordered_existential_constraint.out /dev/null; exit 1; }
Segmentation fault
make[3]: *** [../Mmake.common:121: reordered_existential_constraint.out] Error 1
make[3]: Target 'reordered_existential_constraint.runtest' not remade because of errors.
make[3]: Leaving directory '/mnt/testing/run/build/mercury-srcdist-rotd-2023-09-26/tests/typeclasses'