this derivation will be built:
  /nix/store/d1qvh0mwzds8512hqvwsqx524y972w6c-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/d1qvh0mwzds8512hqvwsqx524y972w6c-bcachefs-module-7.0.0-39-generic.drv'...