{"ast_node_type":"other","tokens":[{"end":52,"kind":"keyword","start":0,"text":"trace!(?callee,"}]}
            trace!(?callee, recursion = *recursion);
            let recursion = recursion_limiter.entry(callee.def_id()).or_default();
            let callee_reaches_root = if recursion_limit.value_within_limit(*recursion) {