this derivation will be built:
  /nix/store/fw80b2c35qdxjjgrwb7wls1xz9dzcwrq-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/fw80b2c35qdxjjgrwb7wls1xz9dzcwrq-bcachefs-module-7.0.0-31-generic.drv'...