this derivation will be built:
  /nix/store/frs0cpr217j7f51m47pbh371iq8ykc5l-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/frs0cpr217j7f51m47pbh371iq8ykc5l-bcachefs-module-7.0.0-30-generic.drv'...