this derivation will be built:
  /nix/store/mazw5snsybf220h4frqn4yk5wjk69vqy-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/mazw5snsybf220h4frqn4yk5wjk69vqy-bcachefs-module-7.0.0-31-generic.drv'...