anchor.diff:  
     kubernetes-kube-openapi = buildFromGitHub {
       version = 3;
  -    rev = "61b46af70dfed79c6d24530cd23b41440a7f22a5";
  -    date = "2017-10-24";
  +    rev = "d52097ab4580a8f654862188cd66db48e87f62a3";
  +    date = "2017-10-30";
       owner  = "kubernetes";
       repo   = "kube-openapi";
  -    sha256 = "1k259xlmgn7gr5yzm0jg7w4rhm8rni087xs7xqzy08bxil496m8a";
  +    sha256 = "076r76sxqph2pb6c154wrdb7rh5a4l5hlmca87mwm584zg99l861";
       goPackagePath = "k8s.io/kube-openapi";
       subPackages = [
         "pkg/common"
  
positive.code:       inherit
          goPackagePath
          rev;
        date = "2017-10-24";
      };
      rev = "0bf971c28aa2a58853c3ea0a9bc60c9b3761234a";
      goPackagePath = "google.golang.org/api";
      src = fetchzip {
        version = 3;
  
negative.code: 
    go-dockerclient = buildFromGitHub {
      version = 3;
      date = "2017-10-31";
      rev = "975b91494479bc03eba7300d2530bb8abb31c443";
      owner = "fsouza";
      repo = "go-dockerclient";
      sha256 = "0q37s65ygd1b1lbrw6kz9wy11ajqxr26sp4hrw8gb8s5k8bzwykg";
      propagatedBuildInputs = [
        go-cleanhttp
        go-units
  