{"ast_node_type":"other","tokens":[{"end":72,"kind":"keyword","start":0,"text":".unwrap_or_else(||"}]}
        .unwrap_or_else(|| tcx.require_lang_item(LangItem::Copy, span));
        .get(LangItem::BikeshedGuaranteedNoDrop)
    let Ok(ty) = tcx.try_normalize_erasing_regions(typing_env, ty) else {