@Contract(pure = true)
  private static String formatMessage(String message) {
    final int lineLength = 90;
    StringBuilder buf = new StringBuilder(message.length());
    int index = 0;
    while (index < message.length()) {
      buf.append(message, index, Math.min(index + lineLength, message.length())).append('\n');
      index += lineLength;
    }
    return buf.toString();
  }
@Contract(pure = true)
  private static String formatMessage(String message)