this derivation will be built:
  /nix/store/7dlmr6k7nvgi1yghg4mh72rnznivga93-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/7dlmr6k7nvgi1yghg4mh72rnznivga93-bcachefs-module-7.0.0-29-generic.drv'...