anchor.diff:      '';
     };
   
  -  cargoSha256 = "0ll9p2rbnw46zd9m2bmdmn99v9jjjf8i33xpkvd1rx42ki7sys62";
  +  cargoSha256 = "1axg0kr8xsb5fm3r8qgc7s3g70pa8g9vc68d6icm7ms77phczx4r";
   
     nativeBuildInputs = [ pkg-config ];
     buildInputs = [ openssl ]
  
positive.code: 
  rustPlatform.buildRustPackage rec {
    pname = "cargo-c";
    version = "0.6.18";
  
    src = stdenv.mkDerivation rec {
      name = "${pname}-source-${version}";
  
negative.code:       owner = "lu-zero";
        repo = pname;
        rev = "v${version}";
        sha256 = "0pd1vnpy29fxmf47pvkyxd6bydar8cykfjx0f1bbw3gfk7vychbj";
      };
      cargoLock = fetchurl {
        url = "https://github.com/lu-zero/${pname}/releases/download/v${version}/Cargo.lock";
        sha256 = "10xhd5m63r928gfvr4djmis30mra8wdsx55kgin9kiig2kylx69h";
      };
  
      installPhase = ''
  