this derivation will be built:
  /nix/store/x6b29vw7sccd9gih8xp1z9q2zz1j6cgx-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/x6b29vw7sccd9gih8xp1z9q2zz1j6cgx-bcachefs-module-7.0.0-34-generic.drv'...