anchor.diff:    };
   
     goutils = buildFromGitHub {
  -    version = 2;
  -    rev = "82b8055850965344f7d89d8a0abe364ac09dfa5e";
  -    date = "2017-04-21";
  +    version = 3;
  +    rev = "7a02f3df0ea980574216f469c192985a2083b957";
  +    date = "2017-07-06";
       owner = "couchbase";
       repo = "goutils";
  -    sha256 = "1l7rszrqiv31431fnmc2vcbkiv2vpkqwfgf4g5nchacpj98x8qsb";
  +    sha256 = "0hyy5clkj4rdad4s3prpdwks602p7ss0ag30kxaqvn31hppm9szl";
       buildInputs = [
         cbauth
         go-couchbase
  
positive.code:     version = 3;
      owner = "btcsuite";
      repo = "btcd";
      date = "2017-07-02";
      rev = "948d80b1988264b0fb6ef009b1a989511f08227e";
      sha256 = "0vhvin0hkj3h7qvmjdvc95jwad9bk3iws1wn13yjjyyx13v15kw0";
      subPackages = [
        "btcec"
      ];
  
negative.code: 
    prometheus_client_golang = buildFromGitHub {
      version = 3;
      rev = "26b897001974f2b4ee6688377873e4d6f61d533c";
      owner = "prometheus";
      repo = "client_golang";
      sha256 = "0d5mzib648ma2iqn6m0y7hvpifra5i1887q649dvbfqrwnzcp1d4";
      propagatedBuildInputs = [
        net
        protobuf
  