{
  nix = {
    binaryCaches = [
      "https://nix-cargo-integration.cachix.org"
    ];
    binaryCachePublicKeys = [
      "nix-cargo-integration.cachix.org-1:wphySON/RyTC2DCzwKPBQGLEZv5mj0s1I1lsfQObaLs="
    ];
  };
}