this derivation will be built:
  /nix/store/bsrs1gb9zmzm60p4abzlpdc4i3r5navk-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/bsrs1gb9zmzm60p4abzlpdc4i3r5navk-bcachefs-module-7.0.0-39-generic.drv'...