anchor.diff:  
   rustPlatform.buildRustPackage rec {
     pname = "dua";
  -  version = "2.17.8";
  +  version = "2.18.0";
   
     buildInputs = lib.optionals stdenv.isDarwin [ libiconv Foundation ];
   
  
positive.code:     '';
    };
  
    cargoSha256 = "sha256-PSAhRUODedmJg67K00W0RQ5LycMme2bidL4L8gd6qkw=";
  
    doCheck = false;
  
  
negative.code:     owner = "Byron";
      repo = "dua-cli";
      rev = "v${version}";
      sha256 = "sha256-8WXby+b5bZEylAmgONTHsKCDl9W9KCCk76utZUd9CuA=";
      # Remove unicode file names which leads to different checksums on HFS+
      # vs. other filesystems because of unicode normalisation.
      postFetch = ''
  