this derivation will be built:
  /nix/store/52vn04hjzwy64hnn4pns0q7hnabsr43w-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/52vn04hjzwy64hnn4pns0q7hnabsr43w-bcachefs-module-7.0.0-39-generic.drv'...