syntax_data: {"ast_node_type":"other","tokens":[{"end":80,"kind":"keyword","start":0,"text":"self.infcx.probe(|snapshot|"}]}
source_snippet:         self.infcx.probe(|snapshot| -> Result<EvaluationResult, OverflowError> {
context_before:     ) -> Result<EvaluationResult, OverflowError> {
context_after:             let outer_universe = self.infcx.universe();