this derivation will be built:
  /nix/store/wld2bm8bzj6v19fi5fjrlyzcvfq8d86i-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/wld2bm8bzj6v19fi5fjrlyzcvfq8d86i-bcachefs-module-7.0.0-39-generic.drv'...