these 3 derivations will be built:
  /nix/store/48sjm1rw3xriwjkrcfgwx6r89hajfrij-freebuff-linux-arm64.tar.gz.drv
  /nix/store/szv9jks96m528hrxbjcwgniyhbd25c07-freebuff-0.2.29.drv
  /nix/store/aah8yrb91llcnh47pxxaghpnsv0pzbzg-check-freebuff.drv