{"ast_node_type":"other","tokens":[{"end":89,"kind":"keyword","start":0,"text":"[]"}]}
            [] autoderef_bad_ty: rustc_middle::traits::query::MethodAutoderefBadTy<'tcx>,
            [] candidate_step: rustc_middle::traits::query::CandidateStep<'tcx>,
            [] query_region_constraints: rustc_middle::infer::canonical::QueryRegionConstraints<'tcx>,