this derivation will be built:
  /nix/store/q9b97gcnndfqhij8phx5y37jsf5z287m-bcachefs-module-7.0.0-14-generic.drv
building '/nix/store/q9b97gcnndfqhij8phx5y37jsf5z287m-bcachefs-module-7.0.0-14-generic.drv'...