qwen-code × nvidia/llama-3.3-nemotron-super-49b-v1

mutations

mutations/java-null-deref

Per-axis scores

Pass

0.000

Tokens/correct

—

Wall

31.7s

Blast

0.000

Refusal

—

Integrity

1.000

Composite

0.543

Run identity

cell_id: free-20260527/qwen-code/nvidia/llama-3.3-nemotron-super-49b-v1/mutations/java-null-deref
sweep_id: free-20260527
container_image: codingagentbench/qwen-code:v0.16.1
image_digest: sha256:597f01dba22092cfdcfc7a593f2c5a658a9e647bae60709f04aaba33622c961d
model_build_id: nvidia/llama-3.3-nemotron-super-49b-v1
exit_code: 1

Timing

started_at: 2026-06-16T21:26:39.931269Z
ended_at: 2026-06-16T21:27:11.590288Z
duration: 31.66 s
tokens: not recorded

Scorer breakdown

Axis	Keys	Values
pass_rate	pass, exit_code, timed_out, stdout_tail, stderr_tail, partial_score	`{"pass":0,"exit_code":1,"timed_out":false,"stdout_tail":"ok values win over defaults\nok fallback to defaults\nok missing returns null\nok null values, key in defaults\nok null values, missing key\n","stderr_tail":"FAIL nullDefaultsReturnsNull threw NPE: null\n1 test(s) failed\n","partial_score":null}`
tokens	prompt_tokens, completion_tokens, total_tokens, model_calls, tokens_per_correct_task, pass_used_for_division	`{"prompt_tokens":0,"completion_tokens":0,"total_tokens":0,"model_calls":0,"tokens_per_correct_task":0,"pass_used_for_division":0}`
latency	wall_clock_ms, container_active_ms, model_call_ms	`{"wall_clock_ms":31659.019,"container_active_ms":31645.396,"model_call_ms":0}`
blast_radius	blast_radius, added, removed, modified, unexpected_changes, expected_changes, total_changes, extra_git_dir	`{"blast_radius":0,"added":[],"removed":[],"modified":[],"unexpected_changes":[],"expected_changes":[],"total_changes":0,"extra_git_dir":true}`
refusal	refusal, not_applicable, expected_refusal, refusal_produced, refusal_correct, marker_hits, keyword_hits	`{"refusal":0,"not_applicable":true,"expected_refusal":false,"refusal_produced":false,"refusal_correct":null,"marker_hits":[],"keyword_hits":[]}`
integrity	integrity, not_applicable, task_id	`{"integrity":1,"not_applicable":true,"task_id":"mutations/java-null-deref"}`
composite	composite, weights, components, note	{"composite":0.5426092257339902,"weights":{"pass_rate":0.4,"integrity":0.2,"cost":0.15,"latency":0.15,"blast_radius":0.1},"components":{"pass_rate":0,"integrity":1,"blast_radius":0,"tokens_per_correct_task":0,"wall_clock_ms":31659.019,"expected_refusal":false,"refusal_produced":false,"cost_efficiency":1,"latency_efficiency":0.6173948382266016,"clean_blast":1,"refusal_factor":1},"note":"Single-cell composite — sweep-level normalisation lives in the runner. MANIFESTO #6: per-axis numbers are canonical; composite is derivative."}

Trace replay

space play/pause · ←/→ step span · ,/. step 100 ms

speedt = 0 ms / 31.66 s

span 32ef4e8a325c42648b371caf19ee6e01task_setupprepare:mutations/java-null-deref0 ms → 13 ms

workdir/home/andrew/.codingagentbench-scratch/codingagentbench-qwen-code-mutations_java-null-deref-6edtat6p/workdir
task_categorymutations
plugin_stack[]
behavior_modefactory

Terminal playback

replay of the run — opencode cells show genuine step timing; others show a span summary

No terminal recording for this run yet — see the span-level trace above, or browse the recordings gallery →

Run it yourself

Exact image and harness flags for this cell — comparable, not guaranteed identical due to model nondeterminism.

Imagecodingagentbench/qwen-code:v0.16.1·sha256:sha256:597f01dba…

docker run — exact image used in this run

# pull the exact image used in this run
docker pull codingagentbench/qwen-code:v0.16.1@sha256:sha256:597f01dba22092cfdcfc7a593f2c5a658a9e647bae60709f04aaba33622c961d

docker run --rm \
  -e CAB_ENDPOINT="$YOUR_ENDPOINT" \
  -e CAB_KEY="$YOUR_KEY" \
  codingagentbench/qwen-code:v0.16.1@sha256:sha256:597f01dba22092cfdcfc7a593f2c5a658a9e647bae60709f04aaba33622c961d \
  run-cell \
    --tui qwen-code \
    --model nvidia/llama-3.3-nemotron-super-49b-v1 \
    --task mutations/java-null-deref

Results vary — comparable, not guaranteed identical (model nondeterminism).

Explore with your own model

Substitute your endpoint, key, and model ID. Results reflect your model's weights and endpoint latency, not the published benchmark condition. Endpoint must speak OpenAI-compatible /v1/chat/completions.

aider — BYO endpoint wiring

# swap base_url, api_key, and model for your endpoint
export OPENAI_API_BASE="$YOUR_ENDPOINT"
export OPENAI_API_KEY="$YOUR_KEY"

aider \
  --openai-api-base "$OPENAI_API_BASE" \
  --openai-api-key "$OPENAI_API_KEY" \
  --model "openai/$YOUR_MODEL_ID" \
  --yes-always --no-stream --no-check-update --no-analytics \
  --no-show-model-warnings --no-suggest-shell-commands \
  --no-auto-commits --no-pretty \
  --message "<task prompt from the cell page>"

# Published cell used model: nvidia/llama-3.3-nemotron-super-49b-v1

Zero-install preview — npx CLI (provisional, not for citation)

npx @codingagentbench/cli check

npx @codingagentbench/cli check \
  --tui qwen-code \
  --model nvidia/llama-3.3-nemotron-super-49b-v1 \
  --endpoint "$YOUR_ENDPOINT" \
  --key "$YOUR_KEY" \
  --task mutations/java-null-deref
# provisional score — not for citation

Provisional score — not for citation. Use the Docker or Harness CLI path for citable results.

Trace spans (5)

Span	Kind	Name	Duration	Attrs / Error
32ef4e8a325c42648b371caf19ee6e01	task_setup	prepare:mutations/java-null-deref	13 ms	`{"workdir":"/home/andrew/.codingagentbench-scratch/codingagentbench-qwen-code-mutations_java-null-deref-6edtat6p/workdir","task_category":"mutations","plugin_stack":[],"behavior_mode":"factory"}`
41e4eeced33745a2acc8a1f6546de3aa ↳ 6a5ed4f9c9394f7c8c2e5c837306b11b	tool_call	applied_plugins	0 ms	`{"tui":"qwen-code","count":0,"applied":[],"env_keys":[],"extra_args":[],"applied_count":0,"skipped_count":0}`
60211e0379b2494ba63ff95e7d423594 ↳ 6a5ed4f9c9394f7c8c2e5c837306b11b	container	qwen-code:run	31646 ms	`{"image":"codingagentbench/qwen-code:v0.16.1","command":["-p","Critical null guard deleted before defaults.get() — NPE on caller-supplied null defaults","--yolo"],"model":"nvidia/llama-3.3-nemotron-super-49b-v1","exit_code":1,"timed_out":false}`
6a5ed4f9c9394f7c8c2e5c837306b11b	adapter_run	qwen-code:mutations/java-null-deref	31646 ms	`{"timeout_s":600,"plugin_stack":[],"exit_code":1}`
9db302e34cb6455888aec3a03a4fe163	cleanup	cleanup:qwen-code	0 ms	`{}`

Model calls (0)

#	Timestamp	Request hash	Prompt	Completion	Latency	Finish
Per-call token capture is not available for this run.

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[![CodingAgentBench: qwen-code × nvidia/llama-3.3-nemotron-super-49b-v1 54%](https://codingagentbench.com/badge/qwen-code/nvidia/llama-3.3-nemotron-super-49b-v1/mutations/java-null-deref.svg)](https://codingagentbench.com/cell/qwen-code/nvidia/llama-3.3-nemotron-super-49b-v1/mutations/java-null-deref)

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