title: Carthage Update Not Happening
body: <p>I know it's duplicate but I have searched and tried many things but update not happening </p>
  
  <p>Tried :</p>
  
  <ol>
  <li><code>Carthage Update</code></li>
  <li><code>rm -rf ~/Library/Caches/org.carthage.CarthageKit and carthage update --platform iOS</code></li>
  <li><code>brew install carthage --HEAD</code></li>
  </ol>
  
  <blockquote>
    <p>==> Cloning <a href="https://github.com/Carthage/Carthage.git" rel="nofollow noreferrer">https://github.com/Carthage/Carthage.git</a> Cloning into '/Users/xxxx/Library/Caches/Homebrew/carthage--git'... remote:
    Counting objects: 20918, done. remote: Compressing objects: 100%
    (6/6), done. remote: Total 20918 (delta 0), reused 1 (delta 0),
    pack-reused 20912 Receiving objects: 100% (20918/20918), 18.03 MiB |
    815.00 KiB/s, done. Resolving deltas: 100% (13727/13727), done.
    ==> Checking out branch master
    ==> make prefix_install PREFIX=/usr/local/Cellar/carthage/HEAD-256ae62 Error: The <code>brew link</code> step did not complete successfully The formula
    built, but is not symlinked into /usr/local Could not symlink
    bin/carthage Target /usr/local/bin/carthage already exists. You may
    want to remove it:   rm '/usr/local/bin/carthage'</p>
    
    <p>To force the link and overwrite all conflicting files:   brew link
    --overwrite carthage</p>
    
    <p>To list all files that would be deleted:   brew link --overwrite
    --dry-run carthage</p>
    
    <p>Possible conflicting files are: /usr/local/bin/carthage
    ==> Caveats Bash completion has been installed to:   /usr/local/etc/bash_completion.d</p>
    
    <p>zsh completions have been installed to:<br>
    /usr/local/share/zsh/site-functions
    ==> Summary   /usr/local/Cellar/carthage/HEAD-256ae62: 69 files, 23.9MB, built in 6 minutes 7 seconds</p>
    
    <blockquote>
      <p>Please update to the latest Carthage version: 0.30.1. You currently
      are on 0.26.2</p>
    </blockquote>
  </blockquote>
  
  <p>I could not update it. </p>