MERCURY_OPTIONS= --deep-random-write=25 --mdb-disable-progress
make[3]: Entering directory '/mnt/testing/run/build/mercury-srcdist-rotd-2019-05-03/tests/invalid'
if /mnt/testing/run/build/mercury-srcdist-rotd-2019-05-03/stage2/scripts/mmc --errorcheck-only --grade hlc.par.gc     --mercury-linkage static --flags ../TESTS_FLAGS --flags ../WS_FLAGS -O5 --intermod-opt --allow-stubs --no-warn-stubs   bug214 \
	> bug214.err 2>&1; \
then false; else true; fi
Comparing bug214.err with bug214.err_exp*,
	results in bug214.err_res
** bug214.err did not match the expected error output
** (closest match was bug214.err_res1)
--- bug214.err_exp	2018-08-16 20:41:43.000000000 +1000
+++ bug214.err	2019-05-05 07:12:21.900039536 +1000
@@ -1,3 +1,3 @@
 bug214.m:043: In predicate `solve_mip_cg'/2:
 bug214.m:043:   type error: unsatisfied typeclass constraint:
-bug214.m:043:     `bug214.linear_expr(int, V_15, int)'
+bug214.m:043:     `bug214.linear_expr(int, V_12, int)'
../Mmake.common:147: recipe for target 'bug214.err_res' failed
make[3]: *** [bug214.err_res] Error 1
make[3]: Target 'bug214.runtest' not remade because of errors.
make[3]: Leaving directory '/mnt/testing/run/build/mercury-srcdist-rotd-2019-05-03/tests/invalid'