title: Composer error while updating symfony 2.8 to 3.0
body: <p>I have successfully updated my Symfony version from 2.5 to 2.8 and deleted all my calls to deprecated methos. So now, I want to update to 3.0.*. So I updated my composer.json with <code>"symfony/symfony": "3.0.*"</code> and runned <code>composer update symfony/symfony</code>, but I get the following error in the console :</p>
  
  <pre><code>λ composer update symfony/symfony
  Loading composer repositories with package information
  Updating dependencies (including require-dev)
  Your requirements could not be resolved to an installable set of packages.
  
    Problem 1
      - Conclusion: don't install symfony/symfony v3.0.9
      - Conclusion: don't install symfony/symfony v3.0.8
      - Conclusion: don't install symfony/symfony v3.0.7
      - Conclusion: don't install symfony/symfony v3.0.6
      - Conclusion: don't install symfony/symfony v3.0.5
      - Conclusion: don't install symfony/symfony v3.0.4
      - Conclusion: don't install symfony/symfony v3.0.3
      - Conclusion: don't install symfony/symfony v3.0.2
      - Conclusion: don't install symfony/symfony v3.0.1
      - sensio/generator-bundle v2.5.3 requires symfony/framework-bundle ~2.2 -&gt; satisfiable by symfony/symfony[v2.8.8], symfony/framework-bundle[v2.2.0, v2.2.1, v2.2.10, v2.2.11, v2.2.2, v2.2.3, v2.2.4, v2.2.5, v2.2.6, v2.2.7, v2.2.8, v2.2.9, v2.3.0, v2.3.1, v2.3.10, v2.3.11, v2.3.12, v2.3.13, v2.3.14, v2.3.15, v2.3.16, v2.3.17, v2.3.18, v2.3.19, v2.3.2, v2.3.20, v2.3.21, v2.3.22, v2.3.23, v2.3.24, v2.3.25, v2.3.26, v2.3.27, v2.3.28, v2.3.29, v2.3.3, v2.3.30, v2.3.31, v2.3.32, v2.3.33, v2.3.34, v2.3.35, v2.3.36, v2.3.37, v2.3.38, v2.3.39, v2.3.4, v2.3.40, v2.3.41, v2.3.42, v2.3.5, v2.3.6, v2.3.7, v2.3.8, v2.3.9, v2.4.0, v2.4.1, v2.4.10, v2.4.2, v2.4.3, v2.4.4, v2.4.5, v2.4.6, v2.4.7, v2.4.8, v2.4.9, v2.5.0, v2.5.1, v2.5.10, v2.5.11, v2.5.12, v2.5.2, v2.5.3, v2.5.4, v2.5.5, v2.5.6, v2.5.7, v2.5.8, v2.5.9, v2.6.0, v2.6.1, v2.6.10, v2.6.11, v2.6.12, v2.6.13, v2.6.2, v2.6.3, v2.6.4, v2.6.5, v2.6.6, v2.6.7, v2.6.8, v2.6.9, v2.7.0, v2.7.1, v2.7.10, v2.7.11, v2.7.12, v2.7.13, v2.7.14, v2.7.15, v2.7.16, v2.7.2, v2.7.3, v2.7.4, v2.7.5, v2.7.6, v2.7.7, v2.7.8, v2.7.9, v2.8.0, v2.8.1, v2.8.2, v2.8.3, v2.8.4, v2.8.5, v2.8.6, v2.8.7, v2.8.8, v2.8.9].
      - sensio/generator-bundle v2.5.3 requires symfony/console ~2.5 -&gt; satisfiable by symfony/symfony[v2.8.8], symfony/console[v2.5.0, v2.5.1, v2.5.10, v2.5.11, v2.5.12, v2.5.2, v2.5.3, v2.5.4, v2.5.5, v2.5.6, v2.5.7, v2.5.8, v2.5.9, v2.6.0, v2.6.1, v2.6.10, v2.6.11, v2.6.12, v2.6.13, v2.6.2, v2.6.3, v2.6.4, v2.6.5, v2.6.6, v2.6.7, v2.6.8, v2.6.9, v2.7.0, v2.7.1, v2.7.10, v2.7.11, v2.7.12, v2.7.13, v2.7.14, v2.7.15, v2.7.16, v2.7.2, v2.7.3, v2.7.4, v2.7.5, v2.7.6, v2.7.7, v2.7.8, v2.7.9, v2.8.0, v2.8.1, v2.8.2, v2.8.3, v2.8.4, v2.8.5, v2.8.6, v2.8.7, v2.8.8, v2.8.9].
      - sensio/generator-bundle v2.5.3 requires symfony/framework-bundle ~2.2 -&gt; satisfiable by symfony/symfony[v2.8.8], symfony/framework-bundle[v2.2.0, v2.2.1, v2.2.10, v2.2.11, v2.2.2, v2.2.3, v2.2.4, v2.2.5, v2.2.6, v2.2.7, v2.2.8, v2.2.9, v2.3.0, v2.3.1, v2.3.10, v2.3.11, v2.3.12, v2.3.13, v2.3.14, v2.3.15, v2.3.16, v2.3.17, v2.3.18, v2.3.19, v2.3.2, v2.3.20, v2.3.21, v2.3.22, v2.3.23, v2.3.24, v2.3.25, v2.3.26, v2.3.27, v2.3.28, v2.3.29, v2.3.3, v2.3.30, v2.3.31, v2.3.32, v2.3.33, v2.3.34, v2.3.35, v2.3.36, v2.3.37, v2.3.38, v2.3.39, v2.3.4, v2.3.40, v2.3.41, v2.3.42, v2.3.5, v2.3.6, v2.3.7, v2.3.8, v2.3.9, v2.4.0, v2.4.1, v2.4.10, v2.4.2, v2.4.3, v2.4.4, v2.4.5, v2.4.6, v2.4.7, v2.4.8, v2.4.9, v2.5.0, v2.5.1, v2.5.10, v2.5.11, v2.5.12, v2.5.2, v2.5.3, v2.5.4, v2.5.5, v2.5.6, v2.5.7, v2.5.8, v2.5.9, v2.6.0, v2.6.1, v2.6.10, v2.6.11, v2.6.12, v2.6.13, v2.6.2, v2.6.3, v2.6.4, v2.6.5, v2.6.6, v2.6.7, v2.6.8, v2.6.9, v2.7.0, v2.7.1, v2.7.10, v2.7.11, v2.7.12, v2.7.13, v2.7.14, v2.7.15, v2.7.16, v2.7.2, v2.7.3, v2.7.4, v2.7.5, v2.7.6, v2.7.7, v2.7.8, v2.7.9, v2.8.0, v2.8.1, v2.8.2, v2.8.3, v2.8.4, v2.8.5, v2.8.6, v2.8.7, v2.8.8, v2.8.9].
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.2.0
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.2.1
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.2.10
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.2.11
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.2.2
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.2.3
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.2.4
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.2.5
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.2.6
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.2.7
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.2.8
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.2.9
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.0
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.1
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.10
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.11
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.12
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.13
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.14
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.15
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.16
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.17
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.18
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.19
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.2
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.20
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.21
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.22
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.23
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.24
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.25
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.26
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.27
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.28
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.29
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.3
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.30
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.31
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.32
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.33
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.34
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.35
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.36
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.37
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.38
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.39
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.4
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.40
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.41
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.42
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.5
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.6
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.7
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.8
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.3.9
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.4.0
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.4.1
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.4.10
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.4.2
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.4.3
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.4.4
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.4.5
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.4.6
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.4.7
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.4.8
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.4.9
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.5.0
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.5.1
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.5.10
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.5.11
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.5.12
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.5.2
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.5.3
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.5.4
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.5.5
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.5.6
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.5.7
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.5.8
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.5.9
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.6.0
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.6.1
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.6.10
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.6.11
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.6.12
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.6.13
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.6.2
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.6.3
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.6.4
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.6.5
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.6.6
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.6.7
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.6.8
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.6.9
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.7.0
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.7.1
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.7.10
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.7.11
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.7.12
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.7.13
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.7.14
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.7.15
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.7.16
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.7.2
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.7.3
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.7.4
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.7.5
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.7.6
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.7.7
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.7.8
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.7.9
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.8.0
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.8.1
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.8.2
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.8.3
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.8.4
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.8.5
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.8.6
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.8.7
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.8.8
      - don't install symfony/symfony v3.0.0|don't install symfony/framework-bundle v2.8.9
      - Can only install one of: symfony/symfony[v3.0.0, v2.8.8].
      - don't install symfony/console v2.5.0|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.5.1|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.5.10|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.5.11|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.5.12|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.5.2|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.5.3|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.5.4|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.5.5|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.5.6|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.5.7|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.5.8|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.5.9|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.6.0|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.6.1|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.6.10|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.6.11|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.6.12|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.6.13|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.6.2|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.6.3|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.6.4|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.6.5|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.6.6|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.6.7|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.6.8|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.6.9|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.7.0|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.7.1|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.7.10|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.7.11|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.7.12|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.7.13|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.7.14|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.7.15|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.7.16|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.7.2|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.7.3|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.7.4|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.7.5|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.7.6|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.7.7|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.7.8|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.7.9|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.8.0|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.8.1|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.8.2|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.8.3|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.8.4|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.8.5|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.8.6|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.8.7|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.8.8|don't install symfony/symfony v3.0.0
      - don't install symfony/console v2.8.9|don't install symfony/symfony v3.0.0
      - Installation request for symfony/symfony 3.0.* -&gt; satisfiable by symfony/symfony[v3.0.0, v3.0.1, v3.0.2, v3.0.3, v3.0.4, v3.0.5, v3.0.6, v3.0.7, v3.0.8, v3.0.9].
      - Installation request for sensio/generator-bundle (locked at v2.5.3, required as ~2.3) -&gt; satisfiable by sensio/generator-bundle[v2.5.3].
  </code></pre>
  
  <p>Here is my <code>composer.json</code> :</p>
  
  <pre><code>{
      "name": "symfony/framework-standard-edition",
      "license": "MIT",
      "type": "project",
      "description": "The \"Symfony Standard Edition\" distribution",
      "autoload": {
          "psr-0": { "": "src/", "SymfonyStandard": "app/" }
      },
      "require": {
          "php": "&gt;=5.3.3",
          "symfony/symfony": "3.0.*",
          "doctrine/orm": "~2.2,&gt;=2.2.3",
          "doctrine/doctrine-bundle": "~1.2",
          "twig/extensions": "~1.0",
          "symfony/assetic-bundle": "~2.3",
          "symfony/swiftmailer-bundle": "~2.3",
          "symfony/monolog-bundle": "~2.4",
          "sensio/distribution-bundle": "~3.0",
          "sensio/framework-extra-bundle": "~3.0",
          "incenteev/composer-parameter-handler": "~2.0",
          "stof/doctrine-extensions-bundle": "dev-master",
          "oh/instagram-bundle" : "dev-master",
          "knplabs/knp-paginator-bundle": "~2.4",
          "imagine/imagine": "0.6.*",
          "excelwebzone/recaptcha-bundle": "2.6.*@dev"
      },
      "require-dev": {
          "sensio/generator-bundle": "~2.3"
      },
      "scripts": {
          "post-root-package-install": [
              "SymfonyStandard\\Composer::hookRootPackageInstall"
          ],
          "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",
              "Sensio\\Bundle\\DistributionBundle\\Composer\\ScriptHandler::removeSymfonyStandardFiles"
          ],
          "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",
              "Sensio\\Bundle\\DistributionBundle\\Composer\\ScriptHandler::removeSymfonyStandardFiles"
          ]
      },
      "config": {
          "bin-dir": "bin"
      },
      "extra": {
          "symfony-app-dir": "app",
          "symfony-web-dir": "web",
          "symfony-var-dir": "var",
          "symfony-bin-dir": "bin",
          "incenteev-parameters": {
              "file": "app/config/parameters.yml",
              "keep-outdated": true
          },
          "branch-alias": {
              "dev-master": "2.5-dev"
          }
      }
  }
  </code></pre>
  
  <p>Does anybody find what's wrong with my setup ?</p>
  
  <p>Thank you very much !</p>