anchor.diff:  { lib, buildGoPackage, fetchFromGitLab, fetchurl, go-bindata }:
   
   let
  -  version = "1.8.0";
  +  version = "1.9.0";
     # Gitlab runner embeds some docker images these are prebuilt for arm and x86_64
     docker_x86_64 = fetchurl {
       url = "https://gitlab-ci-multi-runner-downloads.s3.amazonaws.com/v${version}/docker/prebuilt-x86_64.tar.xz";
  -    sha256 = "0fa8hfdxg903n1dqrqbm4069sr8rq6zx7zzybfyj7qz4mmayp24m";
  +    sha256 = "12hcpvc0j6g200qhz12gfsslngbqx4sifrikr05vh2av17hba25s";
     };
   
     docker_arm = fetchurl {
       url = "https://gitlab-ci-multi-runner-downloads.s3.amazonaws.com/v${version}/docker/prebuilt-arm.tar.xz";
  -    sha256 = "1rvvz34rsjxrgg59rda6v4k8zw16slwprnh4h5b16yhyp7lcx93q";
  +    sha256 = "1hqwhg94g514g0ad4h0h7wh7k5clm9i7whzr6c30i8yb00ga628s";
     };
   in
   buildGoPackage rec {
  
positive.code:     owner = "gitlab-org";
      repo = "gitlab-ci-multi-runner";
      rev = "v${version}";
      sha256 = "0svmy2dc4h6jll80y8j2ml7k0a9krknsp9d0zpsfkw3wcz1wfipl";
    };
  
    buildInputs = [ go-bindata ];
  
negative.code:   '';
  
    meta = with lib; {
      description = "GitLab Runner the continuous integration executor of GitLab";
      license = licenses.mit;
      homepage = "https://about.gitlab.com/gitlab-ci/";
      platforms = platforms.unix;
  