title: composer is "killed" automatically from SSH
body: <p>I built a complete application in local, now try to install on the remote server as I have always done ( git pull , resolve conflicts , update entities, clear the cache ...) but my new application requires several bundles , so after making the pull from github and resolve conflicts, I'm trying to install the bundles and the same problem arises me with all of them.</p>
  
  <p><a href="https://i.stack.imgur.com/kGDA0.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/kGDA0.png" alt="enter image description here"></a></p>
  
  <p>Is my server "killing" the process?</p>
  
  <p>I've searched all day but can not find the problem. My php configuration from php.ini is:</p>
  
  <p><a href="https://i.stack.imgur.com/gJ5kf.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/gJ5kf.png" alt="enter image description here"></a></p>
  
  <p>This error never happened before and I installed many bundles on this server for 2 years ago. Someone with a similar experience? </p>
  
  <p>Thank you.</p>
  
  <p>EDIT: </p>
  
  <p>I made a "php composer.phar diagnose" and I get the following:</p>
  
  <p><a href="https://i.stack.imgur.com/fqG2P.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/fqG2P.png" alt="enter image description here"></a></p>
  
  <p>The problem could be in "composer.json"?</p>