anchor.diff:        sys
       ];
       meta.useUnstable = true;
  -    date = "2018-03-16";
  +    date = "2018-03-17";
     };
   
     eme = buildFromGitHub {
  
positive.code:   };
  
    net = buildFromGitHub {
      version = 5;
      rev = "e0c57d8f86c17f0724497efcb3bc617e82834821";
      date = "2018-03-14";
      owner = "golang";
      repo = "net";
      sha256 = "1gi86mfcz23wm730aaqvna1my2lzqpff50d0gsayx59py8k4gsfn";
      goPackagePath = "golang.org/x/net";
      goPackageAliases = [
        "github.com/hashicorp/go.net"
  
negative.code:   };
  
    gnostic = buildFromGitHub {
      version = 6;
      rev = "6d7ae43a9ae94f90ed9912252530d97039049c66";
      owner = "googleapis";
      repo = "gnostic";
      sha256 = "19hjq5dnz1wz7y6bpx9cli4gixdsxdvwcifvdywv3xyhk1l3fsfq";
      excludedPackages = "tools";
      propagatedBuildInputs = [
        docopt-go
        protobuf
        yaml_v2
      ];
      date = "2018-03-17";
    };
  
    json-iterator_go = buildFromGitHub {
      version = 6;
      rev = "1.1.3";
      owner = "json-iterator";
      repo = "go";
      sha256 = "13adq3nj1knms75d9i822kki2pvd070hn31g2yr0dbsrd3kbfdbm";
      excludedPackages = "test";
      propagatedBuildInputs = [
        concurrent
  