this derivation will be built:
  /nix/store/las38kz03pa0myzdzzvhy08fw2hhhkwk-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/las38kz03pa0myzdzzvhy08fw2hhhkwk-bcachefs-module-7.0.0-30-generic.drv'...