Can you finger out why tcp_c.lua why not work as design, it should generate error, but now crash. about lua-lluv HOT 5 CLOSED

local uv = require'lluv'

local host = arg[1] or '127.0.0.1'
local port = arg[2] and tonumber(arg[2]) or 8080

local server = uv.tcp()

local count = 0
local cli_count = 0

local function dec_cli_count() cli_count = cli_count - 1 end

local function setInterval(fn, ms)
  return uv.timer()
    :start(ms, ms, function(timer) fn() end)
end

setInterval(function()
  print(os.date(), count .. "/" .. cli_count)
  collectgarbage()
end, 1000)

server:bind(host, port):listen(function(server, err)
  if err then
    print("LISTEN: ", err)
    return server:close()
  end

  local cli, err = server:accept()

  if not cli then
    print("ACCEPT: ", err)
    return
  end

  count = count + 1
  cli_count = cli_count + 1

  cli:start_read(function(cli, err, data)
    if err then
      print("READ: ", err)
      return cli:close(dec_cli_count)
    end

    if data == 'quit' then
      cli:close(dec_cli_count)
    end
  end)
end)

uv.run()

print("done")

local uv = require'lluv'

local host = arg[1] or '127.0.0.1'
local port = arg[2] and tonumber(arg[2]) or 8080
local step = arg[3] and tonumber(arg[3]) or 1

local count = 0
local keep = true

local function setInterval(fn, ms)
  return uv.timer()
    :start(ms, ms, function(timer) fn() end)
end

function newconnection()
  return uv.tcp():connect(host, port, function(client, err)
    if err then
      print('Connect', err and err or 'OK')
      return client:close()
    end

    client:start_read(function(cli, err, data)
      if err then
        if err:no() ~= uv.EOF then
          print("READ: ", err)
        end
        return cli:close()
      end
      if(data=='quit') then
        cli:close()
      end
    end)

    client:write('quit')

  end)
end

setInterval(function()
  print(os.date(),count)
  --collectgarbage()
  if count < 16000 then
    for i=1,step do
      newconnection()
    end
  end
end, 1000)

print(pcall(uv.run()))

print("done")