this derivation will be built:
  /nix/store/k6zmdx3smzfd7wlwq69kl05r3nr4d89q-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/k6zmdx3smzfd7wlwq69kl05r3nr4d89q-bcachefs-module-7.0.0-28-generic.drv'...