{"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":"pub"}]}
    pub cache_on_disk: fn(tcx: TyCtxt<'tcx>, key: &C::Key) -> bool,
    pub query_cache: usize,
    pub execute_query: fn(tcx: TyCtxt<'tcx>, k: C::Key) -> C::Value,