this derivation will be built:
  /nix/store/0fqw406bfd41gkbzzkpv0hahcni0wmwn-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/0fqw406bfd41gkbzzkpv0hahcni0wmwn-bcachefs-module-7.0.0-38-generic.drv'...