anchor.diff:        universum = callPackage ({ base, bytestring, containers, deepseq, exceptions, ghc-prim, hashable, microlens, microlens-mtl, mkDerivation, mtl, safe, safe-exceptions, stdenv, stm, text, text-format, transformers, type-operators, unordered-containers, utf8-string, vector }:
         mkDerivation {
             pname = "universum";
  -          version = "0.7.0";
  -          sha256 = "2eb3398cafb621a0b8966e5d6af16989a3dac0ec7467c62fd3c9a127e84148b4";
  +          version = "0.9.0";
  +          sha256 = "b6ac8d57b20a030749af6a778192776f34466ce4ab5f60668ef2b8ea8a1195af";
             libraryHaskellDepends = [
               base
               bytestring
  
positive.code:           description = "Conduit interface for lzma/xz compression";
            license = stdenv.lib.licenses.bsd3;
          }) { lzma = pkgs.lzma; };
        math-functions = callPackage ({ base, deepseq, mkDerivation, primitive, stdenv, vector, vector-th-unbox }:
        mkDerivation {
            pname = "math-functions";
  
negative.code:           description = "Types representing line and column positions and ranges in text files";
            license = stdenv.lib.licenses.asl20;
          }) {};
        log-warper = callPackage ({ aeson, ansi-terminal, base, containers, deepseq, directory, dlist, errors, exceptions, extra, filepath, fmt, formatting, hashable, lens, markdown-unlit, mkDerivation, mmorph, monad-control, monad-loops, mtl, network, stdenv, text, text-format, time, transformers, transformers-base, universum, unix, unordered-containers, vector, yaml }:
        mkDerivation {
            pname = "log-warper";
            version = "1.8.0";
            sha256 = "370274f1420405e34e135dfcb73b6ed90dd2d6f8704d3c25811baa43a27db32c";
            isLibrary = true;
            isExecutable = true;
            libraryHaskellDepends = [
  