当安装symfony供应商时，作曲器冻结

我正在尝试安装Symfony 2。我得到同样的问题，我下载存档没有供应商，如果我试图通过curl安装。

运行OSX/MAMP setup.

➜  composer install
Loading composer repositories with package information
Installing dependencies (including require-dev)
  - Installing symfony/icu (v1.0.0)
    Downloading: connection...^C
➜  composer install -vvv
Downloading composer.json
Loading composer repositories with package information
Downloading https://packagist.org/packages.json
Writing /Users/alexlongshaw/.composer/cache/repo/https---packagist.org/packages.json into cache
Downloading https://packagist.org/p/provider-active$fa1339d67d333d9449a21f7a2c80888f2c7a02dbb4d3e6b11a9dd5855df3f537.json
....
Downloading http://packagist.org/p/symfony/class-loader$962a39a1da8588e7f97e22517580a460d5349699d5ccb967167c2a1e9802ce50.json
Reading /Users/alexlongshaw/.composer/cache/repo/https---packagist.org/provider-symfony$class-loader.json from cache
zlib_decode(): data error
http://packagist.org could not be fully loaded, package information was loaded from the local cache and may be out of date
Downloading http://packagist.org/p/symfony/config$eec66e956c41b0728a7fc4f40b95a116bc469f8583c2602b14af3d00f36711fc.json
Writing /Users/alexlongshaw/.composer/cache/repo/https---packagist.org/provider-symfony$config.json into cache

Reading /Users/alexlongshaw/.composer/cache/repo/https---packagist.org/provider-phpoption$phpoption.json from cache
  - Installing symfony/icu (v1.0.0)
Downloading https://api.github.com/repos/symfony/Icu/zipball/v1.0.0
Downloading: connection...

如你所见，如果我做作曲家更新，我得到一个类似的问题。

➜  composer update
Loading composer repositories with package information
Updating dependencies (including require-dev)
zlib_decode(): data error
http://packagist.org could not be fully loaded, package information was loaded from the local cache and may be out of date
  - Installing symfony/icu (v1.0.0)
    Downloading: connection...

有什么建议吗?它在Ubuntu VM上工作得很好，所以我认为这与设置有关。

Composer.json

{
"name": "symfony/framework-standard-edition",
"license": "MIT",
"type": "project",
"description": "The "Symfony Standard Edition" distribution",
"autoload": {
    "psr-0": { "": "src/" }
},
"require": {
    "php": ">=5.3.3",
    "symfony/symfony": "2.3.*",
    "doctrine/orm": ">=2.2.3,<2.4-dev",
    "doctrine/doctrine-bundle": "1.2.*",
    "twig/extensions": "1.0.*",
    "symfony/assetic-bundle": "2.3.*",
    "symfony/swiftmailer-bundle": "2.3.*",
    "symfony/monolog-bundle": "2.3.*",
    "sensio/distribution-bundle": "2.3.*",
    "sensio/framework-extra-bundle": "2.3.*",
    "sensio/generator-bundle": "2.3.*",
    "incenteev/composer-parameter-handler": "~2.0"
},
"scripts": {
    "post-install-cmd": [
        "Incenteev\ParameterHandler\ScriptHandler::buildParameters",
        "Sensio\Bundle\DistributionBundle\Composer\ScriptHandler::buildBootstrap",
        "Sensio\Bundle\DistributionBundle\Composer\ScriptHandler::clearCache",
        "Sensio\Bundle\DistributionBundle\Composer\ScriptHandler::installAssets",
        "Sensio\Bundle\DistributionBundle\Composer\ScriptHandler::installRequirementsFile"
    ],
    "post-update-cmd": [
        "Incenteev\ParameterHandler\ScriptHandler::buildParameters",
        "Sensio\Bundle\DistributionBundle\Composer\ScriptHandler::buildBootstrap",
        "Sensio\Bundle\DistributionBundle\Composer\ScriptHandler::clearCache",
        "Sensio\Bundle\DistributionBundle\Composer\ScriptHandler::installAssets",
        "Sensio\Bundle\DistributionBundle\Composer\ScriptHandler::installRequirementsFile"
    ]
},
"config": {
    "bin-dir": "bin"
},
"minimum-stability": "stable",
"extra": {
    "symfony-app-dir": "app",
    "symfony-web-dir": "web",
    "incenteev-parameters": {
        "file": "app/config/parameters.yml"
    },
    "branch-alias": {
        "dev-master": "2.3-dev"
    }
}
}