anchor.diff:          owner = "sagiegurari";
           repo = pname;
           rev = version;
  -        sha256 = "0xjyzsi3n3lb5g4gl6v0s4p87nazkqgjf244m792iji9i568ynjb";
  +        sha256 = "0hf8g91iv4c856whaaqrv5s8z56gi3086pva6vdwmn75gwxkw7zk";
         };
         cargo-lock = fetchurl {
  -        url = "https://gist.githubusercontent.com/xrelkd/e4c9c7738b21f284d97cb7b1d181317d/raw/285cf8f9b0ab33db0d656fdc8e759feed55c0167/cargo-make-Cargo.lock";
  -        sha256 = "0l2i2hq43k482m2w6hpapaq53r8bjljfcszp6csljj4fvxcl62yj";
  +        url = "https://gist.githubusercontent.com/xrelkd/e4c9c7738b21f284d97cb7b1d181317d/raw/8b4ca42376199d4e4781473b4112ef8f18bbd1cc/cargo-make-Cargo.lock";
  +        sha256 = "1zffq7r1cnzdqw4d3vdvlwj56pfak9gj14ibn1g0j7lncwxw2dgs";
         };
       in
       runCommand "cargo-make-src" {} ''
  
positive.code: 
  rustPlatform.buildRustPackage rec {
    pname = "cargo-make";
    version = "0.19.5";
  
    src =
      let
  
negative.code: 
    buildInputs = stdenv.lib.optionals stdenv.isDarwin [ Security ];
  
    cargoSha256 = "1r2fiwcjf739rkprrwidgsd9i5pjgk723ipazmlccz2jpwbrk7zr";
  
    # Some tests fail because they need network access.
    # However, Travis ensures a proper build.
  