anchor.diff:    };
   
     yaml = buildFromGitHub {
  -    version = 1;
  -    rev = "aa0c862057666179de291b67d9f093d12b5a8473";
  -    date = "2016-06-03";
  +    version = 2;
  +    rev = "bea76d6a4713e18b7f5321a2b020738552def3ea";
  +    date = "2016-10-19";
       owner = "ghodss";
       repo = "yaml";
  -    sha256 = "0vayx9m09flqlkwx8jy4cih01d8637cvnm1x3yxfvzamlb5kdm9p";
  +    sha256 = "0fh5r36y69pkl5byxgg7y75ks857p60gy6sliiyy21cg43hkcq61";
       propagatedBuildInputs = [
         candiedyaml
       ];
  
positive.code: 
    azure-sdk-for-go = buildFromGitHub {
      version = 2;
      date = "2016-10-04";
      rev = "91f3d4a4d024e3c0d4d9412916d05cf84504a616";
      owner  = "Azure";
      repo   = "azure-sdk-for-go";
      sha256 = "0n4yzckkqqlfx1pj4ymwd5xa79im3dwf3mhvl5wk6blglyxhgyvy";
      buildInputs = [
        go-autorest
        satori_uuid
  
negative.code:   };
  
    websocket = buildFromGitHub {
      version = 2;
      rev = "0b847f2facc24ec406130a05bb1bb72d41993b05";
      owner  = "gorilla";
      repo   = "websocket";
      sha256 = "11bf9hgfcbmpl9pj4x7g1274kq8alvqx0jyxxygai300f6as90s5";
      date = "2016-10-21";
    };
  
    wmi = buildFromGitHub {
  