this derivation will be built:
  /nix/store/g7ii397s9piy8b6mhrw7j17j7rmhmbdb-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/g7ii397s9piy8b6mhrw7j17j7rmhmbdb-bcachefs-module-7.0.0-39-generic.drv'...