this derivation will be built:
  /nix/store/mzqx5dgw0586r3vqiacqlp2rpc387ipx-bcachefs-module-7.0.0-27-generic.drv
building '/nix/store/mzqx5dgw0586r3vqiacqlp2rpc387ipx-bcachefs-module-7.0.0-27-generic.drv'...