syntax_data: {"ast_node_type":"other","tokens":[{"end":38,"kind":"keyword","start":0,"text":"self.evaluation_probe(|this|"}]}
source_snippet:         self.evaluation_probe(|this| {
context_before:     ) -> Result<EvaluationResult, OverflowError> {
context_after:             match this.match_where_clause_trait_ref(stack.obligation, where_clause_trait_ref) {