these 3 derivations will be built:
  /nix/store/lps45fiwb8lhpvlv8304a16ayl99ppzk-freebuff-darwin-arm64.tar.gz.drv
  /nix/store/3jx2nahcvnqsnfk9hr5njp8kl5qrysqb-freebuff-0.1.4.drv
  /nix/store/4qaclk9d8x25nlsdf0alv4sb8qj0w9iz-check-freebuff.drv