) -> EvaluationResult;
}
-impl<'cx, 'tcx> InferCtxtExt<'tcx> for InferCtxt<'cx, 'tcx> {
+impl<'tcx> InferCtxtExt<'tcx> for InferCtxt<'tcx> {
/// Evaluates whether the predicate can be satisfied (by any means)
/// in the given `ParamEnv`.
fn predicate_may_hold(&self, obligation: &PredicateObligation<'tcx>) -> bool {