this derivation will be built:
  /nix/store/9cz3bjjyg8h5xjh4l6wx3i0plzmdkmb7-inputDerivation-teardown.drv
building '/nix/store/9cz3bjjyg8h5xjh4l6wx3i0plzmdkmb7-inputDerivation-teardown.drv'...