{"ast_node_type":"variable","tokens":[{"end":86,"kind":"keyword","start":0,"text":"let"}]}
        let qpath = self.make_lang_item_qpath(lang_item, self.lower_span(span), None);
    ) -> hir::Expr<'hir> {
        let path = hir::ExprKind::Path(hir::QPath::TypeRelative(