this derivation will be built:
  /nix/store/8kl4q42ynpxrxdd1hf28hhkz8a68y4ya-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/8kl4q42ynpxrxdd1hf28hhkz8a68y4ya-bcachefs-module-7.0.0-38-generic.drv'...