anchor.diff:  
     runc = buildFromGitHub {
       version = 2;
  -    rev = "6b574d57594aedca4bb45b679788af73ae0d65f9";
  +    rev = "653207bc29a6d2d62b5d4f55b596467cb715a128";
       owner = "opencontainers";
       repo = "runc";
  -    sha256 = "0v4bg838nisj0r22ydrv29ba4igm4ckk83r7dv8wrrp2vghvh0lq";
  +    sha256 = "16rg9xm1c33hkjpv2bidfl1r89kw7p94dwz9vbyzgi6wcav0dxf9";
       propagatedBuildInputs = [
         dbus
         docker_for_runc
  
positive.code:     version = 2;
      owner = "libp2p";
      repo = "go-libp2p-peer";
      date = "2017-03-21";
      rev = "e9ac16479bef7670e9a8a58a2c4e91279832828f";
      sha256 = "1rwww737lzakxyvkra0394hir65cmbcg4850dn46xmrcg6f52r23";
      propagatedBuildInputs = [
        go-base58
        go-ipfs-util
  
negative.code: 
    go-sockaddr = buildFromGitHub {
      version = 2;
      rev = "acd314c5781ea706c710d9ea70069fd2e110d61d";
      owner  = "hashicorp";
      repo   = "go-sockaddr";
      sha256 = "14pgn6b8wy69b71n5sc5s10nf8c25rn2ln436acbrsphzhav627v";
      date = "2017-03-24";
      propagatedBuildInputs = [
        mitchellh_cli
        columnize
  