anchor.diff:      version = 3;
       owner = "pkg";
       repo = "sftp";
  -    rev = "516f73358825b579ad5ddaf6abb80346bd96e54c";
  -    date = "2017-06-19";
  -    sha256 = "1ykglf12ik29h4kpi9jdgxipadav8kxhhswxg4kfyrb1ahi9bnq8";
  +    rev = "4553269743755b02f6aefd5c4a7ba47c19be25ec";
  +    date = "2017-06-29";
  +    sha256 = "1jxncjxzdrn2dp3dmv8dpk0q8rq66c4w54a38ycdk4cbl5vwbhy0";
       propagatedBuildInputs = [
         crypto
         errors
  
positive.code:     version = 3;
      owner = "moby";
      repo = "moby";
      rev = "8b29ba59ccdd4de45fa25137ec5d5a3845f5f5cc";
      date = "2017-06-28";
      sha256 = "0zg6f91vc3zcdw493zva33s6fqkgwmgfaqj03wgarf44zybwj5dp";
      goPackageAliases = [
        "github.com/docker/docker"
      ];
  
negative.code:     version = 3;
      owner = "minio";
      repo = "minio-go";
      rev = "fa134345b200fa275fd4e15e8b2fcbfb70336816";
      sha256 = "05flkr16nrms5p0gqsw26c0i2vbkdf5h0b0xfp6hr3bncalf2xj1";
      meta.useUnstable = true;
      date = "2017-06-29";
      propagatedBuildInputs = [
        go-homedir_minio
        ini
  