this derivation will be built:
  /nix/store/r4l9kzki8hycf5l4s7r3bjm7znm5dwqm-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/r4l9kzki8hycf5l4s7r3bjm7znm5dwqm-bcachefs-module-7.0.0-30-generic.drv'...