anchor.diff:              time
               time-units
               universum
  +            unix
               unix-compat
               unordered-containers
               vector
  
positive.code:             graphviz
              kademlia
              lens
              log-warper
              MonadRandom
              mtl
  
negative.code:           description = "Lenses, Folds and Traversals";
            license = stdenv.lib.licenses.bsd2;
          }) {};
        lifted-async = callPackage ({ async, base, constraints, lifted-base, mkDerivation, monad-control, stdenv, transformers-base }:
        mkDerivation {
            pname = "lifted-async";
            version = "0.9.3";
            sha256 = "97978307f34c8ab1d765724d723a13fede4112a94fe5fbf3494f00378961b461";
            libraryHaskellDepends = [
              async
              base
              constraints
              lifted-base
              monad-control
              transformers-base
            ];
            doHaddock = false;
            doCheck = false;
            homepage = "https://github.com/maoe/lifted-async";
            description = "Run lifted IO operations asynchronously and wait for their results";
            license = stdenv.lib.licenses.bsd3;
          }) {};
        lifted-base = callPackage ({ base, mkDerivation, monad-control, stdenv, transformers-base }:
        mkDerivation {
            pname = "lifted-base";
  