Evaluation Report
Summary
| Metric |
Value |
| Agent |
codex |
| Model |
gpt-5.3-codex |
| Sandbox |
Yes |
| Timestamp |
2026-02-23T201314 |
| Pass Rate |
69.2% (18/26) |
| Weighted Pass Rate |
65.3% |
| Weighted Score |
21.73 / 33.29 |
| Duration |
3229.9s |
Quality Breakdown
- Integrity Violations (modified test files): 0
- Failures: 8
Behavior Telemetry
- Total self-test commands: 70
- Tasks with self-testing: 18/26
- Total toolchain install attempts: 1
- Tasks with toolchain install attempts: 1/26
- Total out-of-workspace read attempts: 5
- Tasks with out-of-workspace read attempts: 4/26
| Task |
Self Tests |
Tool Installs |
Out-of-Workspace Reads |
| dart/future-pool |
3 |
0 |
1 |
| dart/reactive-cache |
1 |
0 |
2 |
| go/bank-account |
6 |
0 |
0 |
| go/dining-philosophers |
7 |
0 |
0 |
| go/errgroup-limit |
8 |
0 |
0 |
| go/parallel-letter-frequency |
4 |
0 |
0 |
| go/react |
8 |
0 |
1 |
| go/singleflight |
5 |
0 |
0 |
| kotlin/flow-processor |
2 |
0 |
0 |
| kotlin/lru-cache |
2 |
0 |
0 |
| rust/circular-buffer |
3 |
0 |
0 |
| rust/doubly-linked-list |
4 |
0 |
0 |
| rust/generational-arena |
3 |
0 |
1 |
| rust/macros |
4 |
0 |
0 |
| rust/parallel-letter-frequency |
3 |
0 |
0 |
| rust/regex-lite |
4 |
0 |
0 |
| typescript/csv-lite |
1 |
0 |
0 |
| typescript/glob |
2 |
0 |
0 |
| zig/comptime-json |
0 |
1 |
0 |
Results by Language
| Language |
Passed |
Failed |
Total |
Pass Rate |
| dart |
1 |
2 |
3 |
33.3% |
| go |
6 |
0 |
6 |
100.0% |
| kotlin |
1 |
2 |
3 |
33.3% |
| rust |
5 |
1 |
6 |
83.3% |
| typescript |
4 |
1 |
5 |
80.0% |
| zig |
1 |
2 |
3 |
33.3% |
Results by Tier
| Tier |
Passed |
Failed |
Total |
Pass Rate |
| core |
10 |
2 |
12 |
83.3% |
| extended |
8 |
6 |
14 |
57.1% |
Task Results
| Task |
Status |
Weight |
Score |
Duration |
| dart/future-pool |
✘ FAIL |
1.46 |
0.00 |
174.5s |
| dart/isolate-pool |
✘ FAIL |
1.50 |
0.00 |
196.7s |
| dart/reactive-cache |
✔ PASS |
1.50 |
1.50 |
257.3s |
| go/bank-account |
✔ PASS |
1.04 |
1.04 |
58.6s |
| go/dining-philosophers |
✔ PASS |
1.04 |
1.04 |
55.7s |
| go/errgroup-limit |
✔ PASS |
1.14 |
1.14 |
221.6s |
| go/parallel-letter-frequency |
✔ PASS |
1.04 |
1.04 |
62.5s |
| go/react |
✔ PASS |
1.14 |
1.14 |
167.7s |
| go/singleflight |
✔ PASS |
1.28 |
1.28 |
69.2s |
| kotlin/channel-multiplexer |
✘ FAIL |
1.50 |
0.00 |
250.8s |
| kotlin/flow-processor |
✘ FAIL |
1.50 |
0.00 |
198.3s |
| kotlin/lru-cache |
✔ PASS |
1.09 |
1.09 |
78.2s |
| rust/circular-buffer |
✔ PASS |
1.12 |
1.12 |
37.5s |
| rust/doubly-linked-list |
✔ PASS |
1.24 |
1.24 |
69.4s |
| rust/generational-arena |
✔ PASS |
1.24 |
1.24 |
50.6s |
| rust/macros |
✔ PASS |
1.50 |
1.50 |
76.1s |
| rust/parallel-letter-frequency |
✔ PASS |
1.12 |
1.12 |
40.9s |
| rust/regex-lite |
✘ FAIL |
1.40 |
0.00 |
39.3s |
| typescript/csv-lite |
✔ PASS |
1.36 |
1.36 |
183.8s |
| typescript/forth |
✔ PASS |
1.26 |
1.26 |
115.2s |
| typescript/glob |
✔ PASS |
1.14 |
1.14 |
54.9s |
| typescript/promise-pool |
✘ FAIL |
1.20 |
0.00 |
64.6s |
| typescript/react |
✔ PASS |
1.14 |
1.14 |
127.3s |
| zig/arena-allocator |
✘ FAIL |
1.50 |
0.00 |
245.6s |
| zig/comptime-json |
✘ FAIL |
1.50 |
0.00 |
245.8s |
| zig/small-vector |
✔ PASS |
1.34 |
1.34 |
87.9s |
Verification
- Harness Version: v1.8.0-alpha.6-1-g8b8f55d
- Weight Version: 2.1
- Tasks Hash:
blake3:3c951bc4b67b6739ff03d9f42709ffaa3652df423ebc3d8bdf4bf5b0961db82e
- Results Hash:
blake3:f3159359dda2feb202a4e3aeee5692f7d62d217c7f1b32377393a52051d281ec
Generated by SanityHarness on 2026-02-23T201314