this derivation will be built:
  /nix/store/gw21jcr3bj9yz92cr3bmngqlzqj0lqky-bcachefs-module-7.0.0-27-generic.drv
building '/nix/store/gw21jcr3bj9yz92cr3bmngqlzqj0lqky-bcachefs-module-7.0.0-27-generic.drv'...