{
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
    crane.url = "github:ipetkov/crane";
    fenix = {
      url = "github:nix-community/fenix";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    flake-utils.url = "github:numtide/flake-utils";
  };

  outputs = { self, nixpkgs, crane, fenix, flake-utils }:
    flake-utils.lib.eachDefaultSystem (system:
      let
        pkgs = nixpkgs.legacyPackages.${system};

        toolchain = with fenix.packages.${system};
          combine [
            minimal.rustc
            minimal.cargo
            latest.rust-src
            targets.x86_64-unknown-linux-musl.latest.rust-std
            targets.x86_64-pc-windows-gnu.latest.rust-std
          ];

        craneLib = (crane.mkLib pkgs).overrideToolchain toolchain;

        src = ./.;

        crateExpression = { openssl, pkg-config }: craneLib.buildPackage {
          inherit src;

          strictDeps = true;
          doCheck = false;

          cargoExtraArgs = "-Z build-std=std,panic_abort -Z build-std-features=optimize_for_size,panic_immediate_abort --features=harmful --target=x86_64-pc-windows-gnu";
          cargoVendorDir = craneLib.vendorMultipleCargoDeps {
            inherit (craneLib.findCargoFiles src) cargoConfigs;
            cargoLockList = [
              ./Cargo.lock
              "${toolchain}/lib/rustlib/src/rust/library/Cargo.lock"
            ];
          };

          CARGO_BUILD_TARGET = "x86_64-pc-windows-gnu";
          CARGO_BUILD_RUSTFLAGS = "-Z location-detail=none -Z threads=8";
          RUST_SRC_PATH = "${toolchain}/lib/rustlib/src/rust/library";
          TARGET_CC = "${pkgs.pkgsCross.mingwW64.stdenv.cc}/bin/${pkgs.pkgsCross.mingwW64.stdenv.cc.targetPrefix}cc";

          OPENSSL_DIR = "${pkgs.openssl.dev}";
          OPENSSL_LIB_DIR = "${pkgs.openssl.out}/lib";
          OPENSSL_INCLUDE_DIR = "${pkgs.openssl.dev}/include/";

          nativeBuildInputs = with pkgs; [ openssl pkg-config perl ];
          buildInputs = with pkgs; [ openssl ];

          depsBuildBuild = with pkgs; [
            pkgsCross.mingwW64.stdenv.cc
            pkgsCross.mingwW64.windows.pthreads
          ];
        };
        nakitai = pkgs.callPackage crateExpression { };
      in
      {
        packages.default = nakitai;

        devShells.default = craneLib.devShell {
          inputsFrom = [ nakitai ];
        };

        checks = {
          inherit nakitai;
        };
      }
    );
}