anchor.diff:      goPackagePath = "gopkg.in/yaml.v2";
     };
   
  +  yaml-v1 = buildFromGitHub {
  +    rev = "9f9df34309c04878acc86042b16630b0f696e1de";
  +    date = "2014-09-24";
  +    owner = "go-yaml";
  +    repo = "yaml";
  +    sha256 = "128xs9pdz042hxl28fi2gdrz5ny0h34xzkxk5rxi9mb5mq46w8ys";
  +    goPackagePath = "gopkg.in/yaml.v1";
  +  };
  +
     yamux = buildFromGitHub {
       date = "2016-04-20";
       rev = "c8a8a076e0858546ae6e2ee189d94e78b9b881ce";
  
positive.code:   };
  
    gcloud-golang = buildFromGoogle {
      rev = "e0379989b50c627becfa169dfeacbbb899453e81";
      repo = "cloud";
      sha256 = "b4bc1f15936124c9801eb2fdadd325c2a5623f6ee42c447f762e8ce894472abb";
      propagatedBuildInputs = [ net oauth2 protobuf google-api-go-client grpc ];
      excludedPackages = "oauth2";
      meta.hydraPlatforms = [ ];
  
negative.code:   };
  
    netlink = buildFromGitHub {
      rev = "b824519a9a33e5a757ba599209d66a34be8361b1";
      owner  = "vishvananda";
      repo   = "netlink";
      sha256 = "1aijcw2k2ghjd45s6ywhwkjlavlb7wavdixsmkb14d64yy3wh1l4";
      date = "2016-05-18";
      propagatedBuildInputs = [
        netns
      ];
  