this derivation will be built:
  /nix/store/r2afd5dvpra263r7k746qnphv79dh13l-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/r2afd5dvpra263r7k746qnphv79dh13l-bcachefs-module-7.0.0-30-generic.drv'...