anchor.diff:      version = 3;
       owner = "ncw";
       repo = "rclone";
  -    date = "2017-12-06";
  -    rev = "25b073c767d5dd9bf7e2f2b8265ece58d5799fbd";
  -    sha256 = "0cgmqijyp99qpjy1yljr7v6jnxg33s2vy62q1vgbl2rbnz9jk8sg";
  +    date = "2017-12-07";
  +    rev = "5061aaaf4673e8ab9199b6282ec11cbb5773556a";
  +    sha256 = "00s86cbfg20wgxjz3gfb2pvwngj1f3rkcci6qzf1bkprnr3aksjv";
       propagatedBuildInputs = [
         appengine
         aws-sdk-go
  
positive.code: 
    build = buildFromGitHub {
      version = 3;
      rev = "1dbc259108b0fa322410dfa4886eb39e088320bb";
      date = "2017-12-06";
      owner = "golang";
      repo = "build";
      sha256 = "1b3sljik4890mmlhn5yfjmciy3rm2ywrld1wybfb2pkbwfdqbyyr";
      goPackagePath = "golang.org/x/build";
      subPackages = [
        "autocertcache"
  
negative.code:     version = 3;
      owner = "denverdino";
      repo = "aliyungo";
      rev = "d7c7e038ca2b9ffd3c2b5525d9eae4a31b0704c7";
      date = "2017-12-07";
      sha256 = "025bsr786m5kahk56ya2cgrpaqagr5m4pd27zy7ygv5hzzq3w22z";
      propagatedBuildInputs = [
        protobuf
      ];
  