this derivation will be built:
  /nix/store/c4ap15jad4amyxa14fs6plj8f9j3l3vq-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/c4ap15jad4amyxa14fs6plj8f9j3l3vq-bcachefs-module-7.0.0-30-generic.drv'...