}
      }
    }

  private suspend fun readImportResults(): ImportResults =
    withContext(Dispatchers.IO) {
      val sortedRules: SortedSet<ByteString> = TreeSet()
      val sortedExceptionRules: SortedSet<ByteString> = TreeSet()
      var totalRuleBytes = 0
      var totalExceptionRuleBytes = 0

      fileSystem.source(publicSuffixListDotDat).buffer().use { source ->