this derivation will be built:
  /nix/store/fyqv1j8fxh9zfmjbz3bi3wkqjrfyrq3q-bcachefs-module-7.0.0-38-generic-64k.drv
building '/nix/store/fyqv1j8fxh9zfmjbz3bi3wkqjrfyrq3q-bcachefs-module-7.0.0-38-generic-64k.drv'...