this derivation will be built:
  /nix/store/s254iwml9f7xvdq5sjs90m33983nk44d-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/s254iwml9f7xvdq5sjs90m33983nk44d-bcachefs-module-7.0.0-34-generic.drv'...