anchor.diff:  
     datagrip = buildDataGrip rec {
       name = "datagrip-${version}";
  -    version = "2020.3.2"; /* updated by script */
  +    version = "2021.1"; /* updated by script */
       description = "Your Swiss Army Knife for Databases and SQL";
       license = lib.licenses.unfree;
       src = fetchurl {
         url = "https://download.jetbrains.com/datagrip/${name}.tar.gz";
  -      sha256 = "1wjaavgslwpz4jniszswdy10rk3622i1w3awdwhgjlcc6mwkwz1f"; /* updated by script */
  +      sha256 = "11am11lkrhgfianr1apkkl4mn8gcsf6p1vz47y7lz4rfm05ac4gj"; /* updated by script */
       };
       wmClass = "jetbrains-datagrip";
       update-channel = "DataGrip RELEASE";
  
positive.code: 
    rider = buildRider rec {
      name = "rider-${version}";
      version = "2020.3.4"; /* updated by script */
      description = "A cross-platform .NET IDE based on the IntelliJ platform and ReSharper";
      license = lib.licenses.unfree;
      src = fetchurl {
        url = "https://download.jetbrains.com/rider/JetBrains.Rider-${version}.tar.gz";
        sha256 = "1v99yqj83aw9j400z3v24n7xnyxzw5vm0b3rwd4yb8w3ajl59gq1"; /* updated by script */
      };
      wmClass = "jetbrains-rider";
      update-channel = "Rider RELEASE";
  
negative.code: 
    ruby-mine = buildRubyMine rec {
      name = "ruby-mine-${version}";
      version = "2021.1"; /* updated by script */
      description = "The Most Intelligent Ruby and Rails IDE";
      license = lib.licenses.unfree;
      src = fetchurl {
        url = "https://download.jetbrains.com/ruby/RubyMine-${version}.tar.gz";
        sha256 = "12mkb51x1w5wbx436pfnfzcad10qd53y43n0p4l2zg9yx985gm7v"; /* updated by script */
      };
      wmClass = "jetbrains-rubymine";
      update-channel = "RubyMine RELEASE";
  