{"ast_node_type":"function","tokens":[{"end":73,"kind":"keyword","start":0,"text":"fn"}]}
        fn visit_lifetime(&mut self, lifetime_ref: &'tcx hir::Lifetime) {
    impl<'tcx> Visitor<'tcx> for AllCollector {
            if let hir::LifetimeKind::Param(def_id) = lifetime_ref.kind {