this derivation will be built:
  /nix/store/7mx9y2a9l6x6kjb8j6z9awxsm8gca746-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/7mx9y2a9l6x6kjb8j6z9awxsm8gca746-bcachefs-module-7.0.0-38-generic.drv'...