this derivation will be built:
  /nix/store/1w10ybhz5pvgryi43skrfj9mw62q42zi-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/1w10ybhz5pvgryi43skrfj9mw62q42zi-bcachefs-module-7.0.0-39-generic.drv'...