anchor.diff:  
   buildGoModule rec {
     pname = "kube3d";
  -  version = "1.3.1";
  -  k3sVersion = "0.9.1";
  +  version = "1.6.0";
  +  k3sVersion = "1.17.3+k3s1";
   
     goPackagePath = "github.com/rancher/k3d";
   
  
positive.code:       -X github.com/rancher/k3d/version.K3sVersion=v${k3sVersion}
    '';
  
    modSha256 = "1qadf3gc2626l4jpad4lzi649nh8if9m6fgs2cf46r1nish16h95";
  
    meta = with stdenv.lib; {
      homepage = "https://github.com/rancher/k3d";
      description = "A helper to run k3s (Lightweight Kubernetes. 5 less than k8s) in a docker container";
      license = licenses.mit;
      platforms = platforms.linux;
      maintainers = with maintainers; [ kuznero jlesquembre ];
    };
  }
  
negative.code:     owner  = "rancher";
      repo   = "k3d";
      rev    = "v${version}";
      sha256 = "0qjwqqynvgzainq66fpzczgynwk3hv7wzgfy5271fc6mj2k0zz5x";
    };
  
    buildFlagsArray = ''
  