this derivation will be built:
  /nix/store/rj8h71m2i6fflkkw5wsz71rjr3gdnvfc-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/rj8h71m2i6fflkkw5wsz71rjr3gdnvfc-bcachefs-module-7.0.0-29-generic.drv'...