{"ast_node_type":"other","tokens":[{"end":44,"kind":"keyword","start":0,"text":"hir_v.visit_ty_unambig(self_ty);"}]}
            hir_v.visit_ty_unambig(self_ty);
            let mut hir_v = HirTraitObjectVisitor(&mut traits, *found_did);
            debug!("trait spans found: {:?}", traits);