this derivation will be built:
  /nix/store/8ywvgisi5giknxk1ifvgi8sh007jwfpm-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/8ywvgisi5giknxk1ifvgi8sh007jwfpm-bcachefs-module-7.0.0-31-generic.drv'...