KNOWNBUG test for engine heuristic

This replicates issue #921.
diffblue · Jan 6, 2025 · 08e6923 · 08e6923
1 parent bc38997
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diff --git a/regression/ebmc/k-induction/k-induction6.desc b/regression/ebmc/k-induction/k-induction6.desc
@@ -0,0 +1,9 @@
+KNOWNBUG
+k-induction6.sv
+
+^EXIT=10$
+^SIGNAL=0$
+--
+^warning: ignoring
+--
+The property should hold, but is reported as refuted.
diff --git a/regression/ebmc/k-induction/k-induction6.sv b/regression/ebmc/k-induction/k-induction6.sv
@@ -0,0 +1,7 @@
+module main(input clk, input x);
+
+  a0: assume property (not s_eventually !x);
+
+  p0: assert property (x);
+
+endmodule