MERCURY_OPTIONS= --deep-random-write=25 --deep-std-name --mdb-disable-progress
gmake[3]: Entering directory '/home/mercury/testing/run/build/mercury-srcdist-rotd-2025-03-29/tests/warnings'
{ echo MCFLAGS += '--grade csharp    --options-file /home/mercury/testing/run/build/mercury-srcdist-rotd-2025-03-29/stage2/Mercury.options --mercury-linkage static -j2 --flags ../TESTS_FLAGS --flags ../WS_FLAGS --output-compile-error-lines 0 --color-diagnostics --infer-all --use-subdirs  -E  '; echo MCFLAGS += ' '; echo CFLAGS += '    '; echo JAVACFLAGS += '-J"-Xmx1024m"   '; echo CSCFLAGS += '   '; echo C2INITARGS += '/home/mercury/testing/run/build/mercury-srcdist-rotd-2025-03-29/stage2/library/mer_std.init /home/mercury/testing/run/build/mercury-srcdist-rotd-2025-03-29/stage2/runtime/mer_rt.init    '; echo MLLIBS += '   '; echo MLOBJS += '  '; echo LDFLAGS += '  '; echo LD_LIBFLAGS += '  '; echo EXTRA_LIBRARIES += ''; echo EXTRA_LIB_DIRS += ''; echo LIBGRADES = 'hlc.gc  '; echo INSTALL_PREFIX = '/home/mercury/testing/run/install'; echo LINKAGE = 'shared'; echo MERCURY_LINKAGE = 'shared'; } | /home/mercury/testing/run/build/mercury-srcdist-rotd-2025-03-29/stage2/scripts/mmc --make --options-file - empty_interface.depend
gmake[3]: Leaving directory '/home/mercury/testing/run/build/mercury-srcdist-rotd-2025-03-29/tests/warnings'
gmake[3]: Entering directory '/home/mercury/testing/run/build/mercury-srcdist-rotd-2025-03-29/tests/warnings'
{ echo MCFLAGS += '--grade csharp    --options-file /home/mercury/testing/run/build/mercury-srcdist-rotd-2025-03-29/stage2/Mercury.options --mercury-linkage static -j2 --flags ../TESTS_FLAGS --flags ../WS_FLAGS --output-compile-error-lines 0 --color-diagnostics --infer-all --use-subdirs  -E  '; echo MCFLAGS += ' '; echo CFLAGS += '    '; echo JAVACFLAGS += '-J"-Xmx1024m"   '; echo CSCFLAGS += '   '; echo C2INITARGS += '/home/mercury/testing/run/build/mercury-srcdist-rotd-2025-03-29/stage2/library/mer_std.init /home/mercury/testing/run/build/mercury-srcdist-rotd-2025-03-29/stage2/runtime/mer_rt.init    '; echo MLLIBS += '   '; echo MLOBJS += '  '; echo LDFLAGS += '  '; echo LD_LIBFLAGS += '  '; echo EXTRA_LIBRARIES += ''; echo EXTRA_LIB_DIRS += ''; echo LIBGRADES = 'hlc.gc  '; echo INSTALL_PREFIX = '/home/mercury/testing/run/install'; echo LINKAGE = 'shared'; echo MERCURY_LINKAGE = 'shared'; } | /home/mercury/testing/run/build/mercury-srcdist-rotd-2025-03-29/stage2/scripts/mmc --make --options-file - empty_interface.err
Making Mercury/int3s/empty_interface.int3
Making Mercury/ints/empty_interface.int
** Nothing to be done for `empty_interface.err'.
Comparing empty_interface.err with empty_interface.err_exp*,
	results in empty_interface.err_res
** empty_interface.err did not match the expected error output
** (closest match was empty_interface.err_res1)
--- empty_interface.err_exp	2024-05-13 21:32:51.000000000 +1000
+++ empty_interface.err	2025-03-30 06:44:03.886254659 +1100
@@ -1,8 +0,0 @@
-empty_interface.m:005: Warning: the interface of module `empty_interface' does
-empty_interface.m:005:   not export anything.
-empty_interface.m:005:   To be useful, a module should export something. A file
-empty_interface.m:005:   should contain at least one declaration other than
-empty_interface.m:005:   `:- import_module' in its interface section(s). This
-empty_interface.m:005:   would normally be a `:- pred' or `:- func'
-empty_interface.m:005:   declaration, or a `:- type', `:- inst', `:- mode',
-empty_interface.m:005:   `:- typeclass' or `:- instance' definition.
gmake[3]: *** [../Mmake.common:166: empty_interface.err_res] Error 1
gmake[3]: Target 'empty_interface.runtest' not remade because of errors.
gmake[3]: Leaving directory '/home/mercury/testing/run/build/mercury-srcdist-rotd-2025-03-29/tests/warnings'