let
  pkgs = import <nixpkgs> { };
  name = "brownpaper";
  src = ./.;
  crate2nix_tools = import "${builtins.fetchTarball { url = "https://github.com/kolloch/crate2nix/archive/0.8.0.tar.gz"; sha256 = "17mmf5sqn0fmpqrf52icq92nf1sy5yacwx9vafk43piaq433ba56"; }}/tools.nix" { };
  overrides = pkgs.defaultCrateOverrides // {
    libloading = attrs: {
      buildInputs = with pkgs; [ pkg-config ];
    };
    brownpaper = attrs: {
      buildInputs = with pkgs; [ gmp ];
    };
    nettle-sys = attrs: with pkgs; {
      buildInputs = [ pkg-config nettle clang ];
      LIBCLANG_PATH = "${clang.cc.lib}/lib";
    };
  };
  project = pkgs.callPackage (crate2nix_tools.generatedCargoNix { inherit name; inherit src; }) { defaultCrateOverrides = overrides; };
in
project.rootCrate.build