MERCURY_OPTIONS= --deep-random-write=25 --mdb-disable-progress
make[3]: Entering directory '/mnt/testing/run/build/mercury-srcdist-rotd-2020-11-10/tests/submodules'
/mnt/testing/run/build/mercury-srcdist-rotd-2020-11-10/stage2/scripts/mmc --generate-dependencies --grade hlc.par.gc     --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS -O5 --intermod-opt    ts > ts.dep_err 2>&1
make[3]: Leaving directory '/mnt/testing/run/build/mercury-srcdist-rotd-2020-11-10/tests/submodules'
make[3]: Entering directory '/mnt/testing/run/build/mercury-srcdist-rotd-2020-11-10/tests/submodules'
/mnt/testing/run/build/mercury-srcdist-rotd-2020-11-10/stage2/scripts/mmc --make-short-interface --grade hlc.par.gc     --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS -O5 --intermod-opt    ts
/mnt/testing/run/build/mercury-srcdist-rotd-2020-11-10/stage2/scripts/mmc --make-private-interface --grade hlc.par.gc     --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS -O5 --intermod-opt    ts
/mnt/testing/run/build/mercury-srcdist-rotd-2020-11-10/stage2/scripts/mmc --make-interface --grade hlc.par.gc     --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS -O5 --intermod-opt    ts
/mnt/testing/run/build/mercury-srcdist-rotd-2020-11-10/stage2/scripts/mmc --make-optimization-interface --grade hlc.par.gc     --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS -O5 --intermod-opt    ts
/mnt/testing/run/build/mercury-srcdist-rotd-2020-11-10/stage2/scripts/mmc --compile-to-c --grade hlc.par.gc     --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS -O5 --intermod-opt    ts > ts.err 2>&1
/mnt/testing/run/build/mercury-srcdist-rotd-2020-11-10/stage2/scripts/mgnuc --grade hlc.par.gc       --      -c ts.c -o ts.o
/mnt/testing/run/build/mercury-srcdist-rotd-2020-11-10/stage2/scripts/mmc --make-interface --grade hlc.par.gc     --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS -O5 --intermod-opt    ts.tsub
/mnt/testing/run/build/mercury-srcdist-rotd-2020-11-10/stage2/scripts/mmc --make-optimization-interface --grade hlc.par.gc     --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS -O5 --intermod-opt    ts.tsub
/mnt/testing/run/build/mercury-srcdist-rotd-2020-11-10/stage2/scripts/mmc --compile-to-c --grade hlc.par.gc     --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS -O5 --intermod-opt    ts.tsub > ts.tsub.err 2>&1
/tmp/mmake.PL1P7p:1728: recipe for target 'ts.tsub.c_date' failed
make[3]: *** [ts.tsub.c_date] Error 1
make[3]: Target 'ts.runtest' not remade because of errors.
make[3]: Leaving directory '/mnt/testing/run/build/mercury-srcdist-rotd-2020-11-10/tests/submodules'