anchor.diff:  
   let
     pkgs = import nixpkgs {};
  -  
  +
     jobs = rec {
       tarball =
         let
           pkgs = import nixpkgs {};
  -  
  +
           disnixos = import "${pkgs.disnixos}/share/disnixos/testing.nix" {
             inherit nixpkgs;
           };
  
positive.code:           ''
              # Wait for a while and capture the output of the entry page
              my $result = $test3->mustSucceed("sleep 30; curl --fail http://test1/stafftracker/index.php");
              
              # The entry page should contain my name :-)
              
              if ($result =~ /Sander/) {
                  print "Entry page contains Sander!\n";
              }
              else {
                  die "Entry page should contain Sander!\n";
              }
              
              # Start Firefox and take a screenshot
              
              $test3->mustSucceed("firefox http://test1/stafftracker/index.php &");
              $test3->waitForWindow(qr/Nightly/);
              $test3->mustSucceed("sleep 30");
              $test3->screenshot("screen");
            '';
  
negative.code:           distributionFile = "deployment/DistributedDeployment/distribution.nix";
          }
        );
      tests =
        let
          disnixos = import "${pkgs.disnixos}/share/disnixos/testing.nix" {
            inherit nixpkgs;
  