anchor.diff:  
   stdenv.mkDerivation rec {
     pname = "onnxruntime";
  -  version = "0.5.0";
  +  version = "1.0.0";
   
     src = fetchFromGitHub {
       owner = "microsoft";
       repo = "onnxruntime";
       rev = "v${version}";
  -    sha256 = "0s8ylc5xr55490hbz7zn3hnp9dnyp92d320ln8xw5hqkw3mgyr3p";
  +    sha256 = "1d28lzrjnq69yl8j9ncxlsxl0bniacn3hnsr9van10zgp527436v";
       # TODO: use nix-versions of grpc, onnx, eigen, googletest, etc.
       # submodules increase src size and compile times significantly
       # not currently feasible due to how integrated cmake build is with git
  
positive.code:     rm -r $out/bin   # ctest runner
    '';
  
    meta = with stdenv.lib; {
      description = "Cross-platform, high performance scoring engine for ML models";
      longDescription = ''
  
negative.code:       compatibility.
      '';
      homepage = "https://github.com/microsoft/onnxruntime";
      changelog = "https://github.com/microsoft/onnxruntime/releases";
      # https://github.com/microsoft/onnxruntime/blob/master/BUILD.md#architectures
      platforms = platforms.unix;
      license = licenses.mit;
      maintainers = with maintainers; [ jonringer ];
    };
  