{"ast_node_type":"other","tokens":[{"end":57,"kind":"keyword","start":0,"text":"if"}]}
        if tcx.has_attr(id, sym::rustc_dump_predicates) {
    for id in tcx.hir_crate_items(()).owners() {
            let preds = tcx.predicates_of(id).instantiate_identity(tcx).predicates;