this derivation will be built:
  /nix/store/sccn6r6whvn4lykj8nlnw6xmi33j5z87-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/sccn6r6whvn4lykj8nlnw6xmi33j5z87-bcachefs-module-7.0.0-28-generic.drv'...