this derivation will be built:
  /nix/store/9dpqn7lzay57kj6sx746xv05zsk9f4ww-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/9dpqn7lzay57kj6sx746xv05zsk9f4ww-bcachefs-module-7.0.0-38-generic.drv'...