src/HOL/Tools/SMT/scripts/dummy_smtlib_solver

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/HOL/Tools/SMT/scripts/dummy_smtlib_solver	Tue Sep 30 11:23:33 2025 +0000
@@ -0,0 +1,3 @@
+#!/bin/sh
+
+printf "unknown\n"