this derivation will be built:
  /nix/store/7gs08knycvvwc2x2wa1zmhsfdipm7342-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/7gs08knycvvwc2x2wa1zmhsfdipm7342-bcachefs-module-7.0.0-39-generic.drv'...