feat: no clone in JIT

IMPORTANT: should not drop or create values in JIT anymore

src/builtins/mod.rs

@@ -3,7 +3,7 @@ use std::rc::Rc;
 
 use crate::ty::common::Const;
 use crate::ty::internal::{AttrSet, PrimOp, Value};
-use crate::vm::{VmEnv, VM};
+use crate::vm::{VM, VmEnv};
 
 pub fn env<'jit, 'vm>(vm: &'vm VM<'jit>) -> VmEnv<'jit, 'vm> {
     let mut env_map = HashMap::new();