Fuzzing Crash: VortexError in file_io #7956
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CodSpeed HQ / CodSpeed Performance Analysis
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May 15, 2026 in 0s
Performance Regression: -3.16%
⚠️ Unknown Walltime execution environment detected
Using the Walltime instrument on standard Hosted Runners will lead to inconsistent data.
For the most accurate results, we recommend using CodSpeed Macro Runners: bare-metal machines fine-tuned for performance measurement consistency.
⚡ 1 improved benchmark
❌ 1 regressed benchmark
✅ 1219 untouched benchmarks
Warning
Please fix the performance issues or acknowledge them on CodSpeed.
Performance Changes
| Mode | Benchmark | BASE |
HEAD |
Efficiency | |
|---|---|---|---|---|---|
| ⚡ | Simulation | chunked_varbinview_canonical_into[(100, 100)] |
307.8 µs | 273.2 µs | +12.66% |
| ❌ | Simulation | chunked_varbinview_opt_canonical_into[(1000, 10)] |
187.6 µs | 225.4 µs | -16.76% |
Tip
Investigate this regression by commenting @codspeedbot fix this regression on this PR, or directly use the CodSpeed MCP with your agent.
Comparing claude/issue-7955-20260515-2235 (9ca2250) with develop (d71d3d3)
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