this derivation will be built:
  /nix/store/v994w3i05kl8g6a99n7skkvy7ajqjhdp-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/v994w3i05kl8g6a99n7skkvy7ajqjhdp-bcachefs-module-7.0.0-30-generic.drv'...