anchor.diff:      owner = "Byron";
       repo = "dua-cli";
       rev = "v${version}";
  -    sha256 = "sha256-58l0E5wwRKbF/ja3fmMMBIONjuwVOxlwdKRT5BeO9MQ=";
  +    sha256 = "sha256-dpkUbZz/bIiTMhZalXHGct77qMzYB6LATs7MPVyW1GY=";
       # 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 = "2.17.1";
  
    buildInputs = lib.optionals stdenv.isDarwin [ libiconv Foundation ];
  
  
negative.code:     '';
    };
  
    cargoSha256 = "sha256-xBiabY0aGPxrAHypuSg3AF/EcChDgtIK9cJDCeTNkm0=";
  
    doCheck = false;
  
    meta = with lib; {
      description = "A tool to conveniently learn about the disk usage of directories, fast!";
      homepage = "https://github.com/Byron/dua-cli";
      changelog = "https://github.com/Byron/dua-cli/raw/v${version}/CHANGELOG.md";
      license = with licenses; [ mit ];
      maintainers = with maintainers; [ killercup ];
    };
  