NIXPKG1 http://releases.strategoxt.org/pgen-with-aterm64/pgen-2.8.1pre27746-101rlj96/MANIFEST pgen-2.8.1pre27746 i686-darwin /nix/store/wiwhwsixv51ycr3yx1ww468mpjpmcz6q-pgen.drv /nix/store/v7bp7aj2afhkrcqdych65p2aj5iiia3z-pgen