this derivation will be built:
  /nix/store/fsha9qc3zbqwk0q8ag19jpy7il9w9k21-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/fsha9qc3zbqwk0q8ag19jpy7il9w9k21-bcachefs-module-7.0.0-34-generic.drv'...