NIXPKG1 http://releases.strategoxt.org/pgen-with-aterm64/pgen-2.8.1pre27746-mggih063/MANIFEST pgen-2.8.1pre27746 i686-linux /nix/store/kmh42mssqcx1iap5wplm6mg1200mck2n-pgen.drv /nix/store/frdhzfxplz32i5jii3jmz34h7m86j0bc-pgen