Expectrail review: the same checks before and after a change
REJECTED
The change fails a required check, or the verifier rejected it.
the verifier rejected the candidate: regression check player-stays-above-ground failed on smoke; regression check player-always-visible failed on smoke; held-out check player-stays-above-ground failed on held-out-routes
Recorded evidence: SAM probe run 41123758768, verify mode. This page shows that run as it wrote its record; nothing was run again.
Each check, before and after the change
| Check | Role | Before | After | Result |
|---|---|---|---|---|
player-stays-above-ground | requested | fail | fail | UNRESOLVED |
player-motion-on-smoke | guard | fail | pass | REPAIRED |
coins-visible | guard | pass | pass | PRESERVED |
player-always-visible | guard | fail | fail | UNRESOLVED |
Before is the game with the reported bug and no fix; after is the same game with the candidate. A requested check is one the repair request names as failing; only those can show a repair. Guards must pass after the change. The verifier also checked the clean game, separately.
The first failing frame, before and after


Private routes
1 check on the private routes: 0 passed, 1 failed, 0 need review (source: harness). Route names and frames stay private.
How the review ran
- preflight completed
- base completed
- candidate completed, reused the verification
- compare completed
- export completed
Diagnostics
- None
Identities
- Review run
review-20261030T203750Z-22490(live mode)- Repair request
rr-gate1, SHA256ac8f0e926683dc03a0f7dc314a2dd3302b2239f5fdd8660aaff9ce69bbcb62be- Candidate patch
30a53ff1a9b53211f978818faff8bc74251054acae23a6f1d776f7dd35e7cb30- Verification file
060ea6c62f1a53ea652b497201967980b7afb1646387db537e9b983a7fdb6e7a- Failing base
- harness, observed by SAM 3.1, replay
919a9e67ce0f - Candidate
- harness, observed by SAM 3.1, replay
4223f770e21f - Run it again
python3 -m agents.review_change --request <request.json> --candidate <candidate.patch> --mode live --out <new folder>
This page shows evidence for these checks on this route. It is not proof that the game is correct, and no status here approves a merge or a release. Generated from change-evidence.json.