pub(crate) fn dump_annotation<'a, 'tcx>(
    infcx: &InferCtxt<'a, 'tcx>,
    body: &Body<'tcx>,
    regioncx: &RegionInferenceContext<'tcx>,
    closure_region_requirements: &Option<ClosureRegionRequirements<'_>>,
    opaque_type_values: &VecMap<LocalDefId, OpaqueHiddenType<'tcx>>,
    errors: &mut BorrowckErrors<'tcx>
)