this derivation will be built:
  /nix/store/imlk79m93qzzalmx36vhm97l3v81b6sv-bcachefs-module-7.0.0-27-generic.drv
building '/nix/store/imlk79m93qzzalmx36vhm97l3v81b6sv-bcachefs-module-7.0.0-27-generic.drv'...