this derivation will be built:
  /nix/store/knixgmbfj8g6fyqlfby410xxxhdi8vlx-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/knixgmbfj8g6fyqlfby410xxxhdi8vlx-bcachefs-module-7.0.0-29-generic.drv'...