this derivation will be built:
  /nix/store/rxifjr5x64wj65h4m9hbqgnsshvaxdl7-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/rxifjr5x64wj65h4m9hbqgnsshvaxdl7-bcachefs-module-7.0.0-30-generic.drv'...