anchor.diff:  
     docker_cli = buildFromGitHub {
       version = 3;
  -    date = "2017-10-11";
  -    rev = "5c9784e3a3e00add50d79c1c2c79fc2af120160f";
  +    date = "2017-10-13";
  +    rev = "1401d5daf2f49a97791487dd5c5a8598907f0bf1";
       owner = "docker";
       repo = "cli";
  -    sha256 = "1bwxs577a5m82i88padnvszgg3mc7jxkb75z7g1zgry5w5qaw2p3";
  +    sha256 = "1yx2r269nk3hvzlqjqa1zs746irzk9m5j0ir0z2s503591l98s6l";
       subPackages = [
         "cli/config/configfile"
         "cli/config/credentials"
  
positive.code:       yaml_v2
      ];
      meta.useUnstable = true;
      date = "2017-10-11";
      postPatch = ''
        rm cmd/gateway-{azure,s3}*.go
        sed -i 's,return newAzureLayer.*,break,' cmd/gateway-main.go
  
negative.code:       go-cleanhttp
        go-rootcerts
        serf
        yamux
      ];
      subPackages = [
        "api"
  