EADDRNOTAVAIL in simple node.js web server (OSX)

out.txt

$ node http.js 

events.js:48
        throw arguments[1]; // Unhandled 'error' event
                       ^
Error: connect EADDRNOTAVAIL
    at errnoException (net.js:670:11)
    at connect (net.js:548:19)
    at Socket.connect (net.js:613:5)
    at Object.<anonymous> (net.js:77:12)
    at new ClientRequest (http.js:1091:25)
    at Object.request (http.js:1427:10)
    at Object.get (http.js:1432:21)
    at Object._onTimeout (/private/tmp/test.js:9:20)
    at Timer.ontimeout (timers.js:94:19)

test.js

var http = require('http');

http.createServer(function(req, res) {
  res.writeHead(200, {'Content-Type': 'text/plain'});
  res.write('OK');
  res.end();
}).listen(8083, function() {
  var req = http.get('http://localhost:8083', function(res) {
    res.on('data', function(chunk) {
      console.log(chunk);
    });
    res.on('end', function() {
      console.log('end');
    });
  });
  req.end();
});