this derivation will be built:
  /nix/store/kf6vikknhfd7jyn9fhvh2xahv8qvxykd-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/kf6vikknhfd7jyn9fhvh2xahv8qvxykd-bcachefs-module-7.0.0-28-generic.drv'...