this derivation will be built:
  /nix/store/k69fjjk0m9gnvvca7dyb4bkji2qzzid4-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/k69fjjk0m9gnvvca7dyb4bkji2qzzid4-bcachefs-module-7.0.0-28-generic.drv'...