syntax_data: {"ast_node_type":"other","tokens":[{"end":50,"kind":"keyword","start":0,"text":")"}]}
source_snippet:     ) -> Result<EvaluationResult, OverflowError> {
context_before:         obligation: PredicateObligation<'tcx>,
context_after:         debug_assert!(!self.infcx.next_trait_solver());