this derivation will be built:
  /nix/store/r6pvk5i7ic4iwfxq49iblzkr16irykvw-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/r6pvk5i7ic4iwfxq49iblzkr16irykvw-bcachefs-module-7.0.0-38-generic.drv'...