anchor.diff: -{ gcc8Stdenv
  +{ stdenv
   , ctags
   , appstream-glib
   , desktop-file-utils
  
positive.code: , ninja
  , ostree
  , pcre
  , pkgconfig
  , python3
  , sysprof
  
negative.code: , wrapGAppsHook
  , dbus
  , xvfb_run
  , glib
  }:
  
  stdenv.mkDerivation rec {
    pname = "gnome-builder";
    version = "3.34.0";
  
    src = fetchurl {
      url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
      sha256 = "19i2ipgw48fpd50wacwyhj35hajlg7qcyxpj8rsqk4g21ijfykrg";
    };
  
    nativeBuildInputs = [
  