KtSuccessCallInfo:
  call = KtSimpleFunctionCall:
    isImplicitInvoke = false
    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
      dispatchReceiver = null
      extensionReceiver = null
      signature = KtFunctionLikeSignature:
        receiverType = null
        returnType = java.util.Comparator<ft<kotlin.Int, kotlin.Int?>>
        symbol = java/util/Comparator(function: kotlin.Function2<ft<T, T?>, ft<T, T?>, kotlin.Int>): java.util.Comparator<T>
        valueParameters = [
          KtVariableLikeSignature:
            receiverType = null
            returnType = kotlin.Function2<ft<kotlin.Int, kotlin.Int?>, ft<kotlin.Int, kotlin.Int?>, kotlin.Int>
            symbol = function: kotlin.Function2<ft<T, T?>, ft<T, T?>, kotlin.Int>
        ]
    argumentMapping = {
      {x: Int, y: Int -> 1} -> (KtVariableLikeSignature:
        receiverType = null
        returnType = kotlin.Function2<ft<kotlin.Int, kotlin.Int?>, ft<kotlin.Int, kotlin.Int?>, kotlin.Int>
        symbol = function: kotlin.Function2<ft<T, T?>, ft<T, T?>, kotlin.Int>)
    }