anchor.diff:        diskv
         gnostic
         go-autorest
  +      go-spew
         gophercloud
         groupcache
         httpcache
         kubernetes-api
         kubernetes-apimachinery
         kubernetes-klog
  +      kubernetes-utils
         mergo
         net
         oauth2
  
positive.code: 
    holster = buildFromGitHub {
      version = 6;
      rev = "v2.3.1";
      owner = "mailgun";
      repo = "holster";
      sha256 = "h19XftEi+IdXPF8ymHk+TU8NHxszedRouOUXbavn7Xo=";
      subPackages = [
        "."
      ];
  
negative.code:     version = 6;
      owner = "ncw";
      repo = "rclone";
      date = "2019-01-30";
      rev = "291f270904c281877bde4be429f4ed26bddc558e";
      sha256 = "51b0798d231138d06866f523b61479e990159a312e08ecc79ec723d9050ff858";
      propagatedBuildInputs = [
        aws-sdk-go
        bbolt
        cgofuse
        cobra
        crypto
        dms
        eme
        errors
        ftp
  