{"ast_node_type":"variable","tokens":[{"end":65,"kind":"keyword","start":0,"text":"let"}]}
    let debug_fmt_fn_ptr = evaluator.vtable_map.id(TyKind::FnDef(
    evaluator.write_memory(a2, &data.addr.to_bytes())?;
        CallableDefId::FunctionId(debug_fmt_fn).to_chalk(db),