anchor.diff:    };
   
     gcloud-golang = buildFromGoogle {
  -    rev = "5ff67fe23b1ba3ed2135491d9bb2ca087c84bfde";
  +    rev = "619c6aa4ed0d5695d97fb99be26fd50fe5743406";
       repo = "cloud";
  -    sha256 = "1dxqi00wwc4k88wxq6fmq85z6fv423kxsndrhwfm7pzjjjwv947q";
  +    sha256 = "1j5mxx5dn4jkbypgxgar09s5nspmsi50lb73ba89zga36lya7583";
       propagatedBuildInputs = [ net oauth2 protobuf google-api-go-client grpc ];
       excludedPackages = "oauth2";
       meta.hydraPlatforms = [ ];
  -    date = "2016-03-11";
  +    date = "2016-03-17";
     };
   
     gcloud-golang-compute-metadata = buildFromGoogle {
  
positive.code:       go-multierror go-syslog golang-lru logutils serf hashicorp_uuid
        go-jmespath osext pq mitchellh-cli copystructure go-homedir mapstructure
        reflectwalk columnize go-zookeeper ugorji_go crypto net oauth2 sys
        asn1-ber inf yaml yaml-v2 hashicorp-go-uuid
      ];
  
      extraSrcs = [
        {
          src = fetchFromGitHub {
            owner = "hashicorp";
            repo = "hcl";
            rev = "4de51957ef8d4aba6e285ddfc587633bbfc7c0e8";
            sha256 = "14k4s4ygd4yjb6xvim3855wyhqdnnd5f29m8v7rc2rr137pi2nfw";
          };
          goPackagePath = "github.com/hashicorp/hcl";
        }
      ];
    };
  
  
negative.code:   };
  
    text = buildFromGitHub {
      rev = "1b466db55e0ba5d56ef5315c728216b42f796491";
      date = "2016-02-26";
      owner = "golang";
      repo = "text";
      sha256 = "1ss4lw5qrd43f89q93xmdz79jfb4mxczqcaj91ddycf38jdgmsac";
      goPackagePath = "golang.org/x/text";
      goPackageAliases = [ "github.com/golang/text" ];
    };
  
    tools = buildFromGitHub {
      rev = "758728c4b28cfbac299730969ef8f655c4761283";
      date = "2016-03-16";
      owner = "golang";
      repo = "tools";
      sha256 = "1fj9nm7yzrcmw9vggfifmwlj4i9dfvcv4gqb5x70abyyrwqlkk21";
      goPackagePath = "golang.org/x/tools";
      goPackageAliases = [ "code.google.com/p/go.tools" ];
  
  