Dockerode - container creation fails on OS X after 3 times

gistfile1.js

var Docker = require('dockerode');
var docker = new Docker({ host: 'http://localhost', port: 2375 });

var DOCKER_IMAGE = '227971251e9f';

function getContainerOpts(image, cmd) {    
    return {
        'Hostname': '',
        'User': '',
        'AttachStdin': true,
        'AttachStdout': true,
        'AttachStderr': true,
        'Tty': true,
        'OpenStdin': true,
        'StdinOnce': false,
        'Env': null,
        'Cmd': ['bash'],
        'Dns': ['8.8.8.8', '8.8.4.4'],
        'Image': image,
        'Volumes': {},
        'VolumesFrom': '',
        'DisableNetwork': true,
        "Memory": 36700160,  // 35 MB
        "MemorySwap":36700160
    };
}

function init() {
    var options = getContainerOpts(DOCKER_IMAGE)
    console.log('before create')
    
    // create seems to silently fail after 3 times
    docker.createContainer(options, function(createErr, container) {
        if(createErr) console.log(createErr);

        console.log('Container created with response:', container)
        
        var attach_opts = {stream: true, stdin: true, stdout: true, stderr: true}
        container.attach(attach_opts, function handler(err, stream) {
            console.log('inside attach');
            container.start(function(err, data) {
                container.wait(function(err, data) {
                    // clean up
                });
            });
        });
    });
}

setInterval(init, 5000);