syntax_data: {"ast_node_type":"other","tokens":[{"end":74,"kind":"keyword","start":0,"text":"debug!(?trait_pred,"}]}
source_snippet:             debug!(?trait_pred, ?result, "insert_evaluation_cache local");
context_before:         } else {
context_after:             self.infcx.evaluation_cache.insert((param_env, trait_pred), dep_node, result);