HierSVA-B - Vacuity Rate: leaderboard

Metric: Vacuous proof rate (%, C2-V): share of generated assertions in evaluable runs that pass only vacuously on HierSVA-DS (342 hierarchical BaseJump STL modules, depths 0 to 9): static generation of SystemVerilog Assertions from RTL and submodule contracts, checked by formal proof in VC Formal; one run, reasoning enabled, temperature 0, strict JSON output; lower is better. Source: arxiv.org. Saturation forecast: Estimated already saturated. 12 models tracked.

Top models

#ModelScore
1Qwen 3.6 Max (Preview) (Thinking)0.1
2Kimi K2.60.2
3GPT-5.50.5
4GLM-5.11.3
5Qwen 3.6 Plus (Thinking)1.4
6Gemini 3.1 Pro (Preview)1.5
7Claude Opus 4.7 (Thinking)1.8
8GPT-5 Mini2.1
9Claude Haiku 4.5 (Thinking)6.5
10MiniMax-M2.715.4

Interactive version: theaggregate.ai/benchmark?slug=hiersva-b-vacuity-rate · How It Works · Data refreshed daily, snapshot 2026-09-29.