voltile things?

src/lib_klee_replay.rs

@@ -8,9 +8,9 @@ pub fn klee_assume(_cond: bool) {}
 #[inline(always)]
 pub fn klee_make_symbolic<T>(t: &mut T) {
     // force LLVM to consider data to be mutated
-    //unsafe {
+    unsafe {
         core::arch::asm!("bkpt #2")
-    //}
+    }
 }
 
 /// terminates path