anchor.diff:    };
   
     bolt = buildFromGitHub {
  +    version = 1;
       rev = "v1.3.0";
       owner  = "boltdb";
       repo   = "bolt";
  
positive.code:   };
  
    hailocab_go-hostpool = buildFromGitHub {
      rev = "e80d13ce29ede4452c43dea11e79b9bc8a15b478";
      date = "2016-01-25";
      owner  = "hailocab";
  
negative.code:   };
  
    go-colorable = buildFromGitHub {
      version = 1;
      rev = "v0.0.6";
      owner  = "mattn";
      repo   = "go-colorable";
  