this derivation will be built:
  /nix/store/kc8d1brzhkw1hcryd2jabjrpn37g69js-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/kc8d1brzhkw1hcryd2jabjrpn37g69js-bcachefs-module-7.0.0-31-generic.drv'...