NIXPKG1 http://nixos.org/releases/nixpkgs/nixpkgs-0.12/MANIFEST less-418 i686-linux /nix/store/0f461a218rg6zh0lsglh229l4ac1gf5v-less-418.drv /nix/store/904aq77h6v7h0068s4x0k3534jlhznsl-less-418