anchor.diff:    };
   
     debug = buildFromGitHub {
  -    version = 5;
  -    rev = "6438784c01bf81395200ae924b75d8bdc751f1dc";
  -    date = "2018-03-14";
  +    version = 6;
  +    rev = "2bb7a337e39b273e37669cec7450a03a3533f256";
  +    date = "2018-03-19";
       owner = "golang";
       repo = "debug";
  -    sha256 = "06pdwp3rbgj1bvsqr8rn5js71c1jh1rbi4l56q4hsrm0sy8cji3s";
  +    sha256 = "040p3062y7bxlyxld6jk4g13cg92xd84s9hkrpfii5q0xc6a0rii";
       goPackagePath = "golang.org/x/debug";
       excludedPackages = "\\(testdata\\)";
     };
  
positive.code:   };
  
    cobra = buildFromGitHub {
      version = 5;
      owner = "spf13";
      repo = "cobra";
      rev = "c6c44e6fdcc30161c7f4480754da7230d01c06e3";
      sha256 = "1c3d38v0yrknn4xm3c6s4cq1ffq5f42lx7a0wq1y9wmm104bcjrz";
      propagatedBuildInputs = [
        go-homedir
        go-md2man
  
negative.code:   };
  
    go-libp2p-crypto = buildFromGitHub {
      version = 6;
      owner = "libp2p";
      repo = "go-libp2p-crypto";
      date = "2018-03-18";
      rev = "18915b5467c77ad8c07a35328c2cab468667a4e8";
      sha256 = "1s5yy9p0kgxlrlcyvkjh5wl04gkpsvjcm9gy7rzk1kvvwvz2paly";
      propagatedBuildInputs = [
        btcd
        ed25519
        gogo_protobuf
        sha256-simd
      ];
    };
  
  