MERCURY_OPTIONS= --deep-random-write=25 --mdb-disable-progress
make[3]: Entering directory '/mnt/testing/run/build/mercury-srcdist-rotd-2023-03-28/tests/typeclasses'
/mnt/testing/run/build/mercury-srcdist-rotd-2023-03-28/stage2/scripts/mmc --generate-dependencies --grade hlc.par.gc     --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS     arbitrary_constraint_pred_1 > arbitrary_constraint_pred_1.dep_err 2>&1
make[3]: Leaving directory '/mnt/testing/run/build/mercury-srcdist-rotd-2023-03-28/tests/typeclasses'
cat: arbitrary_constraint_pred_2.dep: No such file or directory
make[3]: Entering directory '/mnt/testing/run/build/mercury-srcdist-rotd-2023-03-28/tests/typeclasses'
/mnt/testing/run/build/mercury-srcdist-rotd-2023-03-28/stage2/scripts/mmc --make-interface --grade hlc.par.gc     --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS     arbitrary_constraint_pred_1
make[3]: *** [/tmp/mmake.cYrCbu:1635: arbitrary_constraint_pred_1.date] Segmentation fault
make[3]: Target 'arbitrary_constraint_pred_1.runtest' not remade because of errors.
make[3]: Leaving directory '/mnt/testing/run/build/mercury-srcdist-rotd-2023-03-28/tests/typeclasses'