It was run inside an isolated container with no network access. This is the exact command and the real output it produced — captured process output, not written by a model.
$ python3 statetrace_reconstruction.py Apply increment: True Apply decrement: True Apply decrement: True Attempt invalid state: True Rollback to previous: True Final State Trace: [10, 11, 10, 9]
A screenshot of that run.
A clean run proves this does what is shown above, in a CPU-only sandbox. It is a small research demo — not a production tool, and nothing here was published anywhere.