{"ast_node_type":"other","tokens":[{"end":94,"kind":"keyword","start":0,"text":"Lock<FxHashMap<(ty::Clauses<'tcx>,"}]}
        Lock<FxHashMap<(ty::Clauses<'tcx>, &'tcx [ty::GenericArg<'tcx>]), ty::Clauses<'tcx>>>,
    pub clauses_cache: