this derivation will be built:
  /nix/store/k2238pdnih6a3yj4ff4djyy1gblvxlz1-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/k2238pdnih6a3yj4ff4djyy1gblvxlz1-bcachefs-module-7.0.0-31-generic.drv'...