NIXPKG1 http://releases.strategoxt.org/pgen-with-aterm64/pgen-2.8.1pre26912-zx0ybhrg/MANIFEST pgen-2.8.1pre26912 i686-darwin /nix/store/d09m9v6zkxjpjnjmkxwnls6plgd47rv2-pgen.drv /nix/store/klxyk3ydrf28v1ac202hzs8raf0yz5qs-pgen