anchor.diff:            compared to an equivalent Java application.
           '';
           homepage = "https://www.scala-lang.org/";
  -        license = stdenv.lib.licenses.bsd3;
  -        platforms = stdenv.lib.platforms.all;
  -        branch = stdenv.lib.majorMinor version;
  +        license = licenses.bsd3;
  +        platforms = platforms.all;
  +        branch = versions.majorMinor version;
  +        maintainers = [ maintainers.nequissimus ];
         };
       };
   in {
     scala_2_10 = common {
       version = "2.10.7";
  -    sha256 = "04gi55lzgrhsb78qw8jmnccqim92rw6898knw0a7gfzn2sci30wj";
  +    sha256 = "koMRmRb2u3cU4HaihAzPItWIGbNVIo7RWRrm92kp8RE=";
       test = { inherit (nixosTests) scala_2_10; };
  +    pname = "scala_2_10";
     };
   
     scala_2_11 = common {
       version = "2.11.12";
  -    sha256 = "1a4nc4qp9dm4rps47j92hlmxxqskv67qbdmjqc5zd94wd4rps7di";
  +    sha256 = "sR19M2mcpPYLw7K2hY/ZU+PeK4UiyUP0zaS2dDFhlqg=";
       test = { inherit (nixosTests) scala_2_11; };
  +    pname = "scala_2_11";
     };
   
     scala_2_12 = common {
       version = "2.12.12";
  -    sha256 = "0avyaa7y8w7494339krcpqhc2p8y5pjk4pz7mqmzdzwy7hgws81m";
  +    sha256 = "NSDNHzye//YrrudfMuUtHl3BIL4szzQGSeRw5I9Sfis=";
       test = { inherit (nixosTests) scala_2_12; };
  +    pname = "scala_2_12";
     };
   
     scala_2_13 = common {
       version = "2.13.3";
  -    sha256 = "0zv9w9f6g2cfydsvp8mqcfgv2v3487xp4ca1qndg6v7jrhdp7wy9";
  +    sha256 = "yfNzG8zybPOaxUExcvtBZGyxn2O4ort1846JZ1ziaX8=";
       test = { inherit (nixosTests) scala_2_13; };
  +    pname = "scala_2_13";
     };
   }
  
positive.code: 
        passthru = {
          tests = [ test ];
        };
  
        meta = {
  
negative.code: { stdenv, lib, fetchurl, makeWrapper, jre, gnugrep, coreutils, nixosTests
  , writeScript, common-updater-scripts, git, gnused, nix, nixfmt }:
  
  with lib;
  
  let
    repo = "git@github.com:scala/scala.git";
  
    common = { version, sha256, test, pname }:
      stdenv.mkDerivation rec {
        inherit version;
  
  