{"ast_node_type":"variable","tokens":[{"end":89,"kind":"keyword","start":0,"text":"let"}]}
            let canonicalized = self.canonicalize_user_type_annotation(ty::UserType::new(
        if Self::can_contain_user_lifetime_bounds((args, user_self_ty)) {
                ty::UserTypeKind::TypeOf(def_id, UserArgs { args, user_self_ty }),