title: How can I upgrade Carbon with Laravel 5.6?
body: <p>I tried in cmd "composer require nesbot/carbon" but I got this:</p>
  
  <pre><code>Your requirements could not be resolved to an installable set of packages.
  
    Problem 1
  
      - laravel/framework v5.6.27 requires nesbot/carbon 1.25.* -&gt; satisfiable by nesbot/carbon[1.25.0] but these conflict with your requirements or minimum-stability.
      - laravel/framework v5.6.27 requires nesbot/carbon 1.25.* -&gt; satisfiable by nesbot/carbon[1.25.0] but these conflict with your requirements or minimum-stability.
      - laravel/framework v5.6.27 requires nesbot/carbon 1.25.* -&gt; satisfiable by nesbot/carbon[1.25.0] but these conflict with your requirements or minimum-stability.
      - Installation request for laravel/framework (locked at v5.6.27, required as 5.6.*) -&gt; satisfiable by laravel/framework[v5.6.27].
  
  
  Installation failed, reverting ./composer.json to its original content.
  </code></pre>