this derivation will be built:
  /nix/store/4wkrb6hzn970dszfj96ryjl3fv3yj6b8-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/4wkrb6hzn970dszfj96ryjl3fv3yj6b8-bcachefs-module-7.0.0-39-generic.drv'...