this derivation will be built:
  /nix/store/q1i0vllfl7j8lb7km36kj0303jflnsix-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/q1i0vllfl7j8lb7km36kj0303jflnsix-bcachefs-module-7.0.0-29-generic.drv'...