tbrain-slantway-move-legality

Task gallery / Games / Version 1

Reference solution (oracle): Unverified
No-op resistance check: Unverified
QA verdict: Not recorded
Aggregate eligibility: Eligible version

The task

The Java project in /app builds slantway, a small engine for the board game Slantway that replays a list of attempted moves and reports, for each one, whether it is legal. Running /app/build.sh compiles the sources under /app/src and writes the launcher /app/slantway, which takes the path of a moves file as its only argument. The first non-empty line selects the starting position: start lays out the conventional ope…

Excerpt only; not a complete executable task specification. Task ID task_460b309aec69444d · version 1. Selection status: not fully recorded.

Results by model and effort

This exact task version only. Every rate is passes / valid runs with a Wilson 95% interval; n≤2 remains counts only. Macro aggregation does not apply within a single task. Baselines are summarized in the quality gates, not ranked. A passed no-op resistance check means that doing nothing did not solve the task.

Current evidence

Model / effort	Verifier result [95% Wilson]	Diagnostic labels / valid	HARNESS_ERROR · excluded	Outcome classes
Claude Opus 5 · default (unverified)	0/0	0 / 0	5	GOOD_FAILURE: 0 BAD_FAILURE: 0 GOOD_SUCCESS: 0 BAD_SUCCESS: 0

Legacy evidence

Model / effort	Verifier result [95% Wilson]	Diagnostic labels / valid	HARNESS_ERROR · excluded	Outcome classes

Every recorded run

5 recorded trials, including controls. Diagnostic labels do not replace verifier reward. Labels and quality checks are source declarations, not independently attested here. Internal evidence remains private; a missing public URL is shown explicitly. Records with invalid or absent rewards are not scored.

Run / model	Date / source	Reward / eligibility	Diagnostic class / source	Resources	Evidence
`trial_0aee9053c9fe443b` Claude Opus 5 · default (unverified)	Sep 30, 2026 console	0 · excludedharness_error	HARNESS_ERROR derived	Tokens: — Turns: — Cost: —	Not publicly available
`trial_260cc265f7604f5f` Claude Opus 5 · default (unverified)	Sep 30, 2026 console	0 · excludedharness_error	HARNESS_ERROR derived	Tokens: — Turns: — Cost: —	Not publicly available
`trial_342083eed24846f0` Claude Opus 5 · default (unverified)	Sep 30, 2026 console	0 · excludedharness_error	HARNESS_ERROR derived	Tokens: — Turns: — Cost: —	Not publicly available
`trial_9d8c504524ff4fc8` Claude Opus 5 · default (unverified)	Sep 30, 2026 console	0 · excludedharness_error	HARNESS_ERROR derived	Tokens: — Turns: — Cost: —	Not publicly available
`trial_a9280a0e2f6c4f9c` Claude Opus 5 · default (unverified)	Sep 30, 2026 console	0 · excludedharness_error	HARNESS_ERROR derived	Tokens: — Turns: — Cost: —	Not publicly available