anchor.diff:        pkg
         ugorji_go
       ];
  -    date = "2017-03-15";
  +    date = "2017-03-16";
     };
   
     etcd_for_vault = buildFromGitHub {
  
positive.code: 
    go-systemd = buildFromGitHub {
      version = 2;
      rev = "abf023b1f0f04b4cd92e02b21c5406ab18a85f08";
      owner = "coreos";
      repo = "go-systemd";
      sha256 = "1vqvrdrm516kyhbg1cgj8f2a567gkzf1ljlvcsb2m5m070alb8h7";
      propagatedBuildInputs = [
        dbus
        pkg
        pkgs.systemd_lib
      ];
      date = "2017-03-14";
    };
  
    go-systemd_journal = buildFromGitHub {
  
negative.code: 
    google-api-go-client = buildFromGitHub {
      version = 2;
      rev = "650535c7d6201e8304c92f38c922a9a3a36c6877";
      date = "2017-03-16";
      owner = "google";
      repo = "google-api-go-client";
      sha256 = "0fwb8xc7kk7crkp634sc581wjhhpsii2j2qwl69blv83cizmg6qw";
      goPackagePath = "google.golang.org/api";
      buildInputs = [
        genproto
  