this derivation will be built:
  /nix/store/illm90ry7rxwhjkbfnad493jipx1g04i-bcachefs-module-7.0.0-27-generic.drv
building '/nix/store/illm90ry7rxwhjkbfnad493jipx1g04i-bcachefs-module-7.0.0-27-generic.drv'...