{"ast_node_type":"variable","tokens":[{"end":54,"kind":"keyword","start":0,"text":"let"}]}
            let local_decl = &body.local_decls[local];
        for local in body.mut_vars_and_args_iter().filter(|local| !self.used_mut.contains(local)) {
            let ClearCrossCrate::Set(SourceScopeLocalData { lint_root, .. }) =