anchor.diff:    };
   
     stathat = buildFromGitHub {
  -    date = "2013-03-14";
  -    rev = "01d012b9ee2ecc107cb28b6dd32d9019ed5c1d77";
  +    date = "2016-01-26";
  +    rev = "cf69b0bcb80478755dc0ea1120b36000e35dcbbb";
       owner = "stathat";
       repo = "go";
  -    sha256 = "0mrn70wjfcs4rfkmga3hbfqmbjk33skcsc8pyqxp02bzpwdpc4bi";
  +    sha256 = "15pzhn5mxlbcamldkqh6z160ijrg1h9r5qlsrfi3cqdxhhr3c19s";
     };
   
     statos = buildFromGitHub {
  
positive.code:   };
  
    goleveldb = buildFromGitHub {
      rev = "1a9d62f03ea92815b46fcaab357cfd4df264b1a0";
      date = "2015-08-19";
      owner = "syndtr";
      repo = "goleveldb";
      sha256 = "04ywbif36fiah4fw0x2abr5q3p4fdhi6q57d5icc2mz03q889vhb";
      propagatedBuildInputs = [ ginkgo gomega snappy ];
    };
  
  
negative.code:   };
  
    rcrowley_go-metrics = buildFromGitHub {
      rev = "51425a2415d21afadfd55cd93432c0bc69e9598d";
      date = "2016-01-13";
      owner = "rcrowley";
      repo = "go-metrics";
      sha256 = "0lrmnac6wha1yxim9wd0lkks300rj9jrznfvl2xcyp2x427llhd8";
      propagatedBuildInputs = [ stathat ];
    };
  
  