anchor.diff:    };
   
     pkg = buildFromGitHub rec {
  -    date = "2016-05-09";
  +    date = "2016-05-30";
       owner  = "coreos";
       repo   = "pkg";
  -    rev = "160ae6282d8c48a33d8c150e4e4817fdef8a5cde";
  -    sha256 = "1y3qskw2ai8zqnvxbn8h2p77sg60pvynwn2hca0dp9bcjiqzsdc8";
  +    rev = "7f080b6c11ac2d2347c3cd7521e810207ea1a041";
  +    sha256 = "0j11lvs1mwykw91x27lkr6sqssgbcraz047f23vnmdwdqsfzlgfi";
       buildInputs = [
         crypto
         go-systemd_journal
  
positive.code:   };
  
    go-systemd = buildFromGitHub {
      rev = "b9b5f5970662ce700ab6ee41f56186e5b131490c";
      owner = "coreos";
      repo = "go-systemd";
      sha256 = "033ghj6jr3nbyrf6aiq7k14sn3a76v503w94b5fcagv9g1nmim7z";
      propagatedBuildInputs = [
        dbus
        pkg
        pkgs.systemd_lib
      ];
      date = "2016-05-26";
    };
  
    go-systemd_journal = buildFromGitHub {
  
negative.code:   };
  
    ini = buildFromGitHub {
      rev = "v1.12.0";
      owner  = "go-ini";
      repo   = "ini";
      sha256 = "0kh539ajs00ciiizf9dbf0244hfgwcflz1plk8prj4iw9070air7";
    };
  
    iter = buildFromGitHub {
  