anchor.diff:      ];
   
     hydraPath = lib.makeBinPath (
  -    [ sqlite subversion openssh nix coreutils findutils pixz
  -      gzip bzip2 xz gnutar unzip git top-git mercurial /*darcs*/ gnused breezy
  -    ] ++ lib.optionals stdenv.isLinux [ rpm dpkg cdrkit ] );
  +    [
  +      sqlite
  +      subversion
  +      openssh
  +      nix
  +      coreutils
  +      findutils
  +      pixz
  +      gzip
  +      bzip2
  +      xz
  +      gnutar
  +      unzip
  +      git
  +      top-git
  +      mercurial /*darcs*/
  +      gnused
  +      breezy
  +    ] ++ lib.optionals stdenv.isLinux [ rpm dpkg cdrkit ]
  +  );
   
     nativeBuildInputs = [ autoreconfHook pkg-config mdbook autoconf automake ];
   
  
positive.code:   };
  
    buildInputs =
      [ makeWrapper libtool unzip nukeReferences sqlite libpqxx_6
        top-git mercurial darcs subversion breezy openssl bzip2 libxslt
        perlDeps perl nix
        postgresql # for running the tests
        nlohmann_json
        boost
  
negative.code:   perlDeps = buildEnv {
      name = "hydra-perl-deps";
      paths = with perlPackages; lib.closePropagation
        [
          ModulePluggable
          AuthenSASL
          CatalystActionREST
          CatalystAuthenticationStoreDBIxClass
  