openhands × minimaxai/minimax-m2.7

mutations

mutations/java-null-deref

Per-axis scores

Pass

1.000

Tokens/correct

—

Wall

43.6s

Blast

0.000

Refusal

—

Integrity

1.000

Composite

0.937

Run identity

cell_id: newmodels-20260620/openhands/minimaxai/minimax-m2.7/mutations/java-null-deref
sweep_id: newmodels-20260620
container_image: codingagentbench/openhands:1.7.0
image_digest: sha256:7fcaf222644a5cb0afffe018f038d270130b5af3b8af366cd960f2d596a4342c
model_build_id: minimaxai/minimax-m2.7
exit_code: 0

Timing

started_at: 2026-06-20T22:08:32.997444Z
ended_at: 2026-06-20T22:09:16.599582Z
duration: 43.60 s
tokens: not recorded

Scorer breakdown

Axis	Keys	Values
pass_rate	pass, exit_code, timed_out, stdout_tail, stderr_tail, partial_score	`{"pass":1,"exit_code":0,"timed_out":false,"stdout_tail":"ok values win over defaults\nok fallback to defaults\nok missing returns null\nok nullDefaultsReturnsNull\nok values still work with null defaults\nok null values, key in defaults\nok null values, missing key\nall tests passed\n","stderr_tail":"","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":1}`
latency	wall_clock_ms, container_active_ms, model_call_ms	`{"wall_clock_ms":43602.138,"container_active_ms":43601.086,"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":["src/Config.java"],"unexpected_changes":[],"expected_changes":["src/Config.java"],"total_changes":1,"extra_git_dir":false}`
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":0.9367462130880687,"weights":{"pass_rate":0.4,"integrity":0.2,"cost":0.15,"latency":0.15,"blast_radius":0.1},"components":{"pass_rate":1,"integrity":1,"blast_radius":0,"tokens_per_correct_task":0,"wall_clock_ms":43602.138,"expected_refusal":false,"refusal_produced":false,"cost_efficiency":1,"latency_efficiency":0.5783080872537912,"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 / 43.60 s

span 0f17f9b5d90a455a95c3522c7fa114fftask_setupprepare:mutations/java-null-deref0 ms → 1 ms

workdir/home/andrew/.codingagentbench-scratch/codingagentbench-openhands-mutations_java-null-deref-nw0x_5tw/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/openhands:1.7.0·sha256:sha256:7fcaf2226…

docker run — exact image used in this run

# pull the exact image used in this run
docker pull codingagentbench/openhands:1.7.0@sha256:sha256:7fcaf222644a5cb0afffe018f038d270130b5af3b8af366cd960f2d596a4342c

docker run --rm \
  -e CAB_ENDPOINT="$YOUR_ENDPOINT" \
  -e CAB_KEY="$YOUR_KEY" \
  codingagentbench/openhands:1.7.0@sha256:sha256:7fcaf222644a5cb0afffe018f038d270130b5af3b8af366cd960f2d596a4342c \
  run-cell \
    --tui openhands \
    --model minimaxai/minimax-m2.7 \
    --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: minimaxai/minimax-m2.7

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

npx @codingagentbench/cli check

npx @codingagentbench/cli check \
  --tui openhands \
  --model minimaxai/minimax-m2.7 \
  --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
0f17f9b5d90a455a95c3522c7fa114ff	task_setup	prepare:mutations/java-null-deref	1 ms	`{"workdir":"/home/andrew/.codingagentbench-scratch/codingagentbench-openhands-mutations_java-null-deref-nw0x_5tw/workdir","task_category":"mutations","plugin_stack":[],"behavior_mode":"factory"}`
7e33b67cf9d94aaeb4364d8db552e63e ↳ 8a4240b50d76407f9c21f5c06d9cc9ce	tool_call	applied_plugins	0 ms	`{"tui":"openhands","count":0,"applied":[],"env_keys":[],"extra_args":[],"applied_count":0,"skipped_count":0}`
b90755223a1142edad30db677b2a30ee ↳ 8a4240b50d76407f9c21f5c06d9cc9ce	container	openhands:run	43601 ms	`{"image":"codingagentbench/openhands:1.7.0","command":["/app/.venv/bin/python","/opt/openhands_run.py","-t","Critical null guard deleted before defaults.get() — NPE on caller-supplied null defaults","--workspace","/workspace"],"deviation":"root+docker.sock; see module docstring","exit_code":0,"timed_out":false,"docker_sock_mounted":true,"read_only":false}`
8a4240b50d76407f9c21f5c06d9cc9ce	adapter_run	openhands:mutations/java-null-deref	43601 ms	`{"timeout_s":600,"plugin_stack":[],"exit_code":0}`
91ddcc497b6b49b99471ef9314fc8ed7	cleanup	cleanup:openhands	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: openhands × minimaxai/minimax-m2.7 94%](https://codingagentbench.com/badge/openhands/minimaxai/minimax-m2.7/mutations/java-null-deref.svg)](https://codingagentbench.com/cell/openhands/minimaxai/minimax-m2.7/mutations/java-null-deref)

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