{"ast_node_type":"variable","tokens":[{"end":86,"kind":"keyword","start":0,"text":"if"}]}
            if let StatementKind::Assign(box (into, Rvalue::Use(from))) = &stmt.kind {
            debug!("add_moved_or_invoked_closure_note: stmt={:?} target={:?}", stmt, target);
                debug!("add_fnonce_closure_note: into={:?} from={:?}", into, from);