anchor.diff:    };
   
     text = buildFromGitHub {
  -    rev = "6d3c22c4525a4da167968fa2479be5524d2e8bd0";
  -    date = "2016-01-25";
  +    rev = "de304c27a75f7b10cc2530c503d4526a2fd37070";
  +    date = "2016-02-03";
       owner = "golang";
       repo = "text";
  -    sha256 = "0bssiv428kdlw3xpr3fh7is3w68k8banmc80v1lzhvz16bmml3n2";
  +    sha256 = "0z3q5h4k6glziz6clq7gr7dxj4f1898g90laaif6r3krh9ai2wdw";
       goPackagePath = "golang.org/x/text";
       goPackageAliases = [ "github.com/golang/text" ];
     };
  
positive.code:   };
  
    image = buildFromGitHub {
      rev = "baddd3465a05d84a6d8d3507547a91cb188c81ea";
      date = "2015-09-16";
      owner = "golang";
      repo = "image";
      sha256 = "0rdknh8x74ds42rdqwhix3hzm954r93xnm26qiykr7mhj9wvn098";
      goPackagePath = "golang.org/x/image";
      goPackageAliases = [ "github.com/golang/image" ];
    };
  
    net = buildFromGitHub {
      rev    = "2e9cee70ee697e0a2ef894b560dda50dec7dff58";
      date   = "2015-01-21";
      owner  = "golang";
      repo   = "net";
      sha256 = "0063a9mqsairl62gs48x2maclka4gndakz1fqzcqsmsd7p483rxh";
      goPackagePath = "golang.org/x/net";
      goPackageAliases = [
        "code.google.com/p/go.net"
  
negative.code:   };
  
    crypto = buildFromGitHub {
      rev = "1f22c0103821b9390939b6776727195525381532";
      date = "2016-01-26";
      owner    = "golang";
      repo     = "crypto";
      sha256 = "1acy12f396sr3lrnbcnym5q72qnlign5bagving41qijzjnc219m";
      goPackagePath = "golang.org/x/crypto";
      goPackageAliases = [
        "code.google.com/p/go.crypto"
  