anchor.diff:    };
   
     smux = buildFromGitHub {
  -    version = 3;
  -    rev = "v1.0.6";
  +    version = 5;
  +    rev = "e28719eede1ac5714cf0b06ba2f403125864ebe0";
       owner  = "xtaci";
       repo   = "smux";
  -    sha256 = "0w427s57hj65j8vh1hga1akxmgqk3jrl9m1g7mh7adrmynjsfwpf";
  +    sha256 = "0ikw5glf366fin14qqrmlwnzbcr0pdywhsagixmzkp2rqjl1m15p";
       propagatedBuildInputs = [
         errors
       ];
  +    date = "2018-01-04";
     };
   
     softlayer-go = buildFromGitHub {
       version = 5;
  -    date = "2017-12-24";
  -    rev = "1c1647c0efa6da8c395671090430f47d6e83a89e";
  +    date = "2018-01-08";
  +    rev = "b9d042f52a64abfd2777ec041b3bc3116263f88b";
       owner = "softlayer";
       repo = "softlayer-go";
  -    sha256 = "1yp9k2z90853nspsmd4f9kdyr60lqzna8nhjmnxc4inxf5m5fc89";
  +    sha256 = "1nylxyykib9j5rda0kv80pi6rv85fwj35hqfy58kp53bafisxs8f";
       propagatedBuildInputs = [
         tools
         xmlrpc
  
positive.code:   };
  
    tablewriter = buildFromGitHub {
      version = 3;
      rev = "65fec0d89a572b4367094e2058d3ebe667de3b60";
      date = "2017-12-03";
      owner  = "olekukonko";
      repo   = "tablewriter";
      sha256 = "1xcarkyccm5lz3iqdydg67z5xdgyjvy5grf3s9q8ysvi82izfl1i";
      propagatedBuildInputs = [
        go-runewidth
      ];
  
negative.code: 
    geo = buildFromGitHub {
      version = 5;
      rev = "a8523298cefedcf7b70bbbf4eeef24cbb3258376";
      owner = "golang";
      repo = "geo";
      sha256 = "1h7v8rk9kjv0ffqzvlv51dmgx53ncb11sg9fpkfbhlb7jg3wqba1";
      date = "2018-01-03";
    };
  
    glog = buildFromGitHub {
  