SyncVals · Task

rust-lang-semver-305

pass@1100.0%

pass@k100.0% @5

resolved5/5

During each run the agent saw only the starter workspace; tests/ and solution/ were withheld and restored only for grading. The reference solution/ is shown below for transparency.

Runs (5) , every recorded attempt at this task

Agent	Model	Reward	Runtime	Tools	Classification
codex	gpt-5.5	✓ resolved	—	79	GOOD_SUCCESS	view →
codex	gpt-5.5	✓ resolved	—	51	GOOD_SUCCESS	view →
codex	gpt-5.5	✓ resolved	—	64	GOOD_SUCCESS	view →
codex	gpt-5.5	✓ resolved	—	56	GOOD_SUCCESS	view →
codex	gpt-5.5	✓ resolved	—	82	GOOD_SUCCESS	view →

Task files , workspace, grader & reference answer

environment/

src/

data-url/

src/

tests/

debug_metadata/

form_urlencoded/

src/

idna/

benches/

src/

tests/

percent_encoding/

src/

url/

benches/

fuzz/

fuzz_targets/

src/

tests/

solution/

tests/

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The task as the agent saw it and the verifier graded it. The reference solution/ is included below for transparency.