MERCURY_OPTIONS= --deep-random-write=25 --deep-std-name --mdb-disable-progress
gmake[3]: Entering directory '/home/mercury/testing/run/build/mercury-srcdist-rotd-2025-06-27/tests/valid'
/home/mercury/testing/run/build/mercury-srcdist-rotd-2025-06-27/stage2/scripts/mmc --generate-dependencies --grade hlc.gc    --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS -O5 --intermod-opt    gh137 > gh137.dep_err 2>&1
gmake[3]: Leaving directory '/home/mercury/testing/run/build/mercury-srcdist-rotd-2025-06-27/tests/valid'
gmake[3]: Entering directory '/home/mercury/testing/run/build/mercury-srcdist-rotd-2025-06-27/tests/valid'
/home/mercury/testing/run/build/mercury-srcdist-rotd-2025-06-27/stage2/scripts/mmc --make-interface --grade hlc.gc    --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS -O5 --intermod-opt    gh137_helper_1
/home/mercury/testing/run/build/mercury-srcdist-rotd-2025-06-27/stage2/scripts/mmc --make-short-interface --grade hlc.gc    --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS -O5 --intermod-opt    gh137_helper_1
/home/mercury/testing/run/build/mercury-srcdist-rotd-2025-06-27/stage2/scripts/mmc --make-interface --grade hlc.gc    --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS -O5 --intermod-opt    gh137
/home/mercury/testing/run/build/mercury-srcdist-rotd-2025-06-27/stage2/scripts/mmc --make-optimization-interface --grade hlc.gc    --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS -O5 --intermod-opt    gh137_helper_1
/home/mercury/testing/run/build/mercury-srcdist-rotd-2025-06-27/stage2/scripts/mmc --make-optimization-interface --grade hlc.gc    --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS -O5 --intermod-opt    gh137
Uncaught Mercury exception:
Software Error: predicate `check_hlds.typecheck_coerce.build_type_param_variance_restrictions_in_ctor_arg_type'/6: Unexpected: hlds_eqv_type
gmake[3]: *** [/tmp/mmake.vmpU1v:2923: gh137.optdate] Error 1
/home/mercury/testing/run/build/mercury-srcdist-rotd-2025-06-27/stage2/scripts/mmc --compile-to-c --grade hlc.gc    --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS -O5 --intermod-opt    gh137_helper_1 > gh137_helper_1.err 2>&1
gmake[3]: Target 'gh137.runtest' not remade because of errors.
gmake[3]: Leaving directory '/home/mercury/testing/run/build/mercury-srcdist-rotd-2025-06-27/tests/valid'