this derivation will be built:
  /nix/store/z0s88k8jh039dqijcvkv7akvw7rh2hqf-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/z0s88k8jh039dqijcvkv7akvw7rh2hqf-bcachefs-module-7.0.0-39-generic.drv'...