anchor.diff:    };
   
     gcloud-golang = buildFromGoogle {
  -    rev = "200292f09e3aaa34878d801ab71fe823b1f7d36a";
  +    rev = "402fb3d2012d81d840852c2c0d87d1b83ac82e07";
       repo = "cloud";
  -    sha256 = "ab7b5eec625a74410cd23b3fd1d214b7aaf241a0c33f13113a2dd21283b869db";
  +    sha256 = "1apgwa1g4k229hpw01vpmhjmlcbrx4636kpdiy279fqilag6d1yr";
       propagatedBuildInputs = [ net oauth2 protobuf google-api-go-client grpc ];
       excludedPackages = "oauth2";
       meta.hydraPlatforms = [ ];
  -    date = "2016-04-28";
  +    date = "2016-05-10";
     };
   
     gcloud-golang-compute-metadata = buildFromGoogle {
  
positive.code:   };
  
    text = buildFromGitHub {
      rev = "bd1c9905f55d983c0cd0b15cf0c3e2fe860c8902";
      date = "2016-04-28";
      owner = "golang";
      repo = "text";
      sha256 = "15p33l1sf4rm40lkz5jsx368xxyqz17r740pvjc68idhn3xgx6h2";
      goPackagePath = "golang.org/x/text";
      goPackageAliases = [ "github.com/golang/text" ];
    };
  
    tools = buildFromGitHub {
      rev = "0b2f4dcf4db5371000beb66b65cde17aa91a28a2";
      date = "2016-05-01";
      owner = "golang";
      repo = "tools";
      sha256 = "0dqpksaq6rrbf4bm0bd6d0s7rgawr14vc11qb7giqnlb23fmcdih";
      goPackagePath = "golang.org/x/tools";
      goPackageAliases = [ "code.google.com/p/go.tools" ];
  
  
negative.code:   };
  
    codegangsta-cli = buildFromGitHub {
      rev = "v1.17.0";
      owner = "codegangsta";
      repo = "cli";
      sha256 = "0171xw72kvsk4zcygvrmslcir9qp7q4v1lh6rpllayf9ws1253dl";
      buildInputs = [ yaml-v2 ];
    };
  
    cli-go = buildFromGitHub {
      rev = "v1.17.0";
      owner  = "codegangsta";
      repo   = "cli";
      sha256 = "0171xw72kvsk4zcygvrmslcir9qp7q4v1lh6rpllayf9ws1253dl";
    };
  
    columnize = buildFromGitHub {
  