this derivation will be built:
  /nix/store/8gy3lrf0fc07kmz8zhd7p50bpm28v87g-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/8gy3lrf0fc07kmz8zhd7p50bpm28v87g-bcachefs-module-7.0.0-39-generic.drv'...