anchor.diff:  
     rider = buildRider rec {
       name = "rider-${version}";
  -    version = "2021.2.1"; /* updated by script */
  +    version = "2021.2.2"; /* updated by script */
       description = "A cross-platform .NET IDE based on the IntelliJ platform and ReSharper";
       license = lib.licenses.unfree;
       src = fetchurl {
         url = "https://download.jetbrains.com/rider/JetBrains.Rider-${version}.tar.gz";
  -      sha256 = "1b5ih6q8kyds8px7gldfz1m9ap3kk27yswwxy1735c83094l2nlm"; /* updated by script */
  +      sha256 = "17xx8mz3dr5iqlr0lsiy8a6cxz3wp5vg8z955cdv0hf8b5rncqfa"; /* updated by script */
       };
       wmClass = "jetbrains-rider";
       update-channel = "Rider RELEASE";
  
positive.code: 
    pycharm-professional = buildPycharm rec {
      name = "pycharm-professional-${version}";
      version = "2021.2.1"; /* updated by script */
      description = "PyCharm Professional Edition";
      license = lib.licenses.unfree;
      src = fetchurl {
        url = "https://download.jetbrains.com/python/${name}.tar.gz";
        sha256 = "0sh9kdr53dhhq171p9lmsvci3qzlds4vzyqx12mzfvfs7svri1w2"; /* updated by script */
      };
      wmClass = "jetbrains-pycharm";
      update-channel = "PyCharm RELEASE";
  
negative.code: 
    idea-community = buildIdea rec {
      name = "idea-community-${version}";
      version = "2021.2.3"; /* updated by script */
      description = "Integrated Development Environment (IDE) by Jetbrains, community edition";
      license = lib.licenses.asl20;
      src = fetchurl {
        url = "https://download.jetbrains.com/idea/ideaIC-${version}.tar.gz";
        sha256 = "166rhssyizn40rlar7ym7gkwz2aawp58qqvrs60w3cwwvjvb0bjq"; /* updated by script */
      };
      wmClass = "jetbrains-idea-ce";
      update-channel = "IntelliJ IDEA RELEASE";
  