anchor.diff:      owner = "containous";
       repo = "traefik";
       rev = "v${version}";
  -    sha256 = "0cv05nm7jj1g2630l5zmzpmsrjx712ba3l7klh8nqs02mzykzsha";
  +    sha256 = "1gklji9zwdprvv7fvy7rhgazfslwsyjq97w193v9dpsriz1rk5qa";
     };
   
     buildInputs = [ go-bindata bash ];
  
positive.code:     homepage = https://traefik.io;
      description = "A modern reverse proxy";
      license = licenses.mit;
      maintainers = with maintainers; [ hamhut1066 ];
    };
  }
  
negative.code: 
  buildGoPackage rec {
    name = "traefik-${version}";
    version = "1.6.2";
  
    goPackagePath = "github.com/containous/traefik";
  
  