anchor.diff:  
   
     protobuf = buildFromGitHub {
  -    rev = "874264fbbb43f4d91e999fecb4b40143ed611400";
  -    date = "2016-07-11";
  +    rev = "c3cefd437628a0b7d31b34fe44b3a7a540e98527";
  +    date = "2016-07-27";
       owner = "golang";
       repo = "protobuf";
  -    sha256 = "0aqwq10vvx9wb40gfwd99jy4ih7q16qr3r0l0iwlbg6yjh3nrn4i";
  +    sha256 = "1820809rk1j5maqwl7yaxjwmlq492smq1q0k2ndxz7a18fvrznp5";
       goPackagePath = "github.com/golang/protobuf";
       goPackageAliases = [
         "code.google.com/p/goprotobuf"
  
positive.code:   };
  
    syncthing = buildFromGitHub rec {
      rev = "v0.14.2";
      owner = "syncthing";
      repo = "syncthing";
      sha256 = "1s5j7m0p1sfqnq0wh9b8b0030h2h3qmjf1nvm603bzq9ci4hq1jn";
      buildFlags = [ "-tags noupgrade" ];
      buildInputs = [
        go-lz4 du luhn xdr snappy ratelimit osext
  
negative.code:     ];
      excludedPackages = "oauth2";
      meta.hydraPlatforms = [ ];
      date = "2016-07-20";
    };
  
    gcloud-golang-for-go4 = buildFromGitHub {
  