/mnt/testing/run/build/mercury-srcdist-rotd-2024-10-10/stage2/scripts/mmc --generate-dependencies --grade asm_fast.gc.profdeep.stseg     --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS  -O0 --optimise-tailcalls --no-warn-non-tail-recursion   require_tailrec_2 > require_tailrec_2.dep_err 2>&1
make[3]: Leaving directory '/mnt/testing/run/build/mercury-srcdist-rotd-2024-10-10/tests/valid'
make[3]: write error: stdout
FAILED TEST valid/require_tailrec_2 in grade asm_fast.gc.profdeep.stseg