{"ast_node_type":"other","tokens":[{"end":59,"kind":"keyword","start":0,"text":"for"}]}
                for (name, val) in dummy_diag.args.iter() {
                let dummy_diag: Diag<'_, ()> = e.into_diagnostic().into_diag(diag.dcx, dummy_level);
                    diag.arg(name.clone(), val.clone());