this derivation will be built:
  /nix/store/hm9bdxzwp50d0zgbg7rk023yp9r6hjqj-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/hm9bdxzwp50d0zgbg7rk023yp9r6hjqj-bcachefs-module-7.0.0-39-generic.drv'...