NIXPKG1 http://releases.strategoxt.org/pgen-with-aterm64/pgen-2.8.1pre27746-g5l2ch5i/MANIFEST pgen-2.8.1pre27746 i686-darwin /nix/store/iibd1nbfm4rhx1ngqxwcw43iflmsnikw-pgen.drv /nix/store/q469asjf080rk2pl8nz4xi49p5yzrsaj-pgen