{"ast_node_type":"other","tokens":[{"end":66,"kind":"keyword","start":0,"text":"pub(crate)"}]}
    pub(crate) region_bound_pairs: Frozen<RegionBoundPairs<'tcx>>,
    pub(crate) universal_region_relations: Frozen<UniversalRegionRelations<'tcx>>,
    pub(crate) known_type_outlives_obligations: Frozen<Vec<ty::PolyTypeOutlivesPredicate<'tcx>>>,