these 2 derivations will be built:
  /nix/store/l68s06qim13wgbnhfcrk5rw8vh365p9y-freebuff-darwin-arm64.tar.gz.drv
  /nix/store/cincsrsw95dcdkvpfzv4l0svrwjg3xnh-freebuff-0.0.156.drv