this derivation will be built:
  /nix/store/4s91294vr1x51yag69kkalvw96czlvd3-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/4s91294vr1x51yag69kkalvw96czlvd3-bcachefs-module-7.0.0-38-generic.drv'...