fn resolve_negative_obligation<'tcx>(
infcx: InferCtxt<'tcx>,
o: &PredicateObligation<'tcx>,
body_def_id: DefId
) -> bool
fn resolve_negative_obligation<'tcx>(
infcx: InferCtxt<'tcx>,
o: &PredicateObligation<'tcx>,
body_def_id: DefId
) -> bool