val socket =
      sslSocketFactory.createSocket(
        raw,
        raw.inetAddress.hostAddress,
        raw.port,
        true,
      ) as SSLSocket
    try {
      socket.startHandshake() // we're testing a handshake failure
      throw AssertionError()
    } catch (expected: IOException) {
    }
    socket.close()
  }

  @Throws(InterruptedException::class)
  private fun dispatchBookkeepingRequest(