anchor.diff:  let
   
     major = "2020";
  -  minor = "03";
  -  patch = "22";
  +  minor = "04";
  +  patch = "09";
   
     version = "${major}.${minor}.${patch}";
   
  
positive.code:     owner = "daid";
      repo = "EmptyEpsilon";
      rev = "EE-${version}";
      sha256 = "0idapy266mfrmi6dq3si5a8n12m1vvxr6ywbs0fs6sdkbabglc0c";
    };
  
    nativeBuildInputs = [ cmake ];
  
negative.code:       owner = "daid";
        repo = "SeriousProton";
        rev = "EE-${version}";
        sha256 = "0blqsii8pgxajargd1idry2zakhnvl7j309yjmddarpvafg73blj";
      };
  
      nativeBuildInputs = [ cmake ];
  