MERCURY_OPTIONS= --deep-random-write=25 --mdb-disable-progress
make[3]: Entering directory '/mnt/testing/run/build/mercury-srcdist-rotd-2023-12-07/tests/warnings'
/mnt/testing/run/build/mercury-srcdist-rotd-2023-12-07/stage2/scripts/mmc --generate-dependencies --grade hlc.par.gc     --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS --output-compile-error-lines 0 --infer-all  --warn-interface-imports   unused_import > unused_import.dep_err 2>&1
make[3]: Leaving directory '/mnt/testing/run/build/mercury-srcdist-rotd-2023-12-07/tests/warnings'
make[3]: Entering directory '/mnt/testing/run/build/mercury-srcdist-rotd-2023-12-07/tests/warnings'
/mnt/testing/run/build/mercury-srcdist-rotd-2023-12-07/stage2/scripts/mmc --make-interface --grade hlc.par.gc     --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS --output-compile-error-lines 0 --infer-all  --warn-interface-imports   unused_import
make[3]: *** [/tmp/mmake.utfWHB:2168: unused_import.date] Segmentation fault
make[3]: Target 'unused_import.runtest' not remade because of errors.
make[3]: Leaving directory '/mnt/testing/run/build/mercury-srcdist-rotd-2023-12-07/tests/warnings'