anchor.diff:          };
           constituents = [
             # TODO: reenable darwin builds if static libiconv works
  -          jobs.pkgsStatic.haskellPackages.hello.x86_64-linux
  -          jobs.pkgsStatic.haskellPackages.hello.aarch64-linux
  -          jobs.pkgsStatic.haskellPackages.lens.x86_64-linux
  -          jobs.pkgsStatic.haskellPackages.lens.aarch64-linux
  -          jobs.pkgsStatic.haskellPackages.random.x86_64-linux
  -          jobs.pkgsStatic.haskellPackages.random.aarch64-linux
  +          jobs.pkgsStatic.haskell.packages.integer-simple.ghc8104.hello.x86_64-linux
  +          jobs.pkgsStatic.haskell.packages.integer-simple.ghc8104.hello.aarch64-linux
  +          jobs.pkgsStatic.haskell.packages.integer-simple.ghc8104.lens.x86_64-linux
  +          jobs.pkgsStatic.haskell.packages.integer-simple.ghc8104.lens.aarch64-linux
  +          jobs.pkgsStatic.haskell.packages.integer-simple.ghc8104.random.x86_64-linux
  +          jobs.pkgsStatic.haskell.packages.integer-simple.ghc8104.random.aarch64-linux
           ];
         };
       }
  
positive.code: 
        # test some statically linked packages to catch regressions
        # and get some cache going for static compilation with GHC
        pkgsStatic.haskellPackages = {
          inherit (staticHaskellPackagesPlatforms)
            hello
            random
  
negative.code:   recursiveUpdateMany = builtins.foldl' lib.recursiveUpdate {};
  
    staticHaskellPackagesPlatforms =
      packagePlatforms pkgs.pkgsStatic.haskell.packages.integer-simple.ghc8104;
  
    jobs = recursiveUpdateMany [
      (mapTestOn {
  