this derivation will be built:
  /nix/store/b55gwc2568148sb136i61bmpdr39pjfq-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/b55gwc2568148sb136i61bmpdr39pjfq-bcachefs-module-7.0.0-30-generic.drv'...