these 2 derivations will be built:
  /nix/store/m8m4dihp3c67isgw6ambsypyyxfik4hr-freebuff-darwin-arm64.tar.gz.drv
  /nix/store/2fpgsx9riqnc8fdxznwmhxq0rfic5zwr-freebuff-0.0.158.drv