anchor.diff:      owner = "Byron";
       repo = "dua-cli";
       rev = "v${version}";
  -    sha256 = "sha256-0L5IiB/J4RO/KGSk/zZKLPpAneNGPDvhmPsNiZxImac=";
  +    sha256 = "sha256-8hEJJl1FkRU+2lbzNQWep2NavRTFtYT1Qpe0FI6p13A=";
       # Remove unicode file names which leads to different checksums on HFS+
       # vs. other filesystems because of unicode normalisation.
       extraPostFetch = ''
  
positive.code: 
  rustPlatform.buildRustPackage rec {
    pname = "dua";
    version = "2.14.4";
  
    buildInputs = lib.optionals stdenv.isDarwin [ libiconv Foundation ];
  
  
negative.code:     '';
    };
  
    cargoSha256 = "sha256-dkr5yJLi0rPclfz8NuR2ewDkqhrthZ+yu09aA61ND/E=";
  
    doCheck = false;
  
  