this derivation will be built:
  /nix/store/mad8m9rfqbr80zl4h3y2kgssi5vrhpf2-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/mad8m9rfqbr80zl4h3y2kgssi5vrhpf2-bcachefs-module-7.0.0-30-generic.drv'...