{"ast_node_type":"variable","tokens":[{"end":74,"kind":"keyword","start":0,"text":"let"}]}
            let path = MaybeTempDir::new(tmpdir, sess.opts.cg.save_temps);
                .unwrap_or_else(|error| sess.dcx().emit_fatal(errors::CreateTempDir { error }));
            let output = out_filename(