codex × minimaxai/minimax-m2.7

mutations

mutations/java-null-deref

Model incompatible with this TUI — they could not handshake.

All scores are reported as recorded. A failed run's zero is an honest measurement.

Per-axis scores

Pass

0.000

Tokens/correct

—

Wall

1.4s

Blast

0.000

Refusal

—

Integrity

1.000

Composite

0.592

Run identity

cell_id: newmodels-20260620/codex/minimaxai/minimax-m2.7/mutations/java-null-deref
sweep_id: newmodels-20260620
container_image: codingagentbench/codex:v0.140.0
image_digest: sha256:52116224fbc698acc448343890c4542efcc101a950ef8c8de1eca3e051f228bc
model_build_id: minimaxai/minimax-m2.7
exit_code: 1

Timing

started_at: 2026-06-21T00:21:01.864261Z
ended_at: 2026-06-21T00:21:03.274047Z
duration: 1.41 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":1409.786,"container_active_ms":1385.791,"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":0.5918738222937597,"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":1409.786,"expected_refusal":false,"refusal_produced":false,"cost_efficiency":1,"latency_efficiency":0.9458254819583987,"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 / 1.41 s

span 9ad5379299464d8fb5f4c0ff4fd55447task_setupprepare:mutations/java-null-deref0 ms → 23 ms

workdir/home/andrew/.codingagentbench-scratch/codingagentbench-codex-mutations_java-null-deref-450rf6oi/workdir
task_categorymutations
plugin_stack[]
behavior_modefactory

Watch it fail

the TUI and model could not handshake

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/codex:v0.140.0·sha256:sha256:52116224f…

docker run — exact image used in this run

# pull the exact image used in this run
docker pull codingagentbench/codex:v0.140.0@sha256:sha256:52116224fbc698acc448343890c4542efcc101a950ef8c8de1eca3e051f228bc

docker run --rm \
  -e CAB_ENDPOINT="$YOUR_ENDPOINT" \
  -e CAB_KEY="$YOUR_KEY" \
  codingagentbench/codex:v0.140.0@sha256:sha256:52116224fbc698acc448343890c4542efcc101a950ef8c8de1eca3e051f228bc \
  run-cell \
    --tui codex \
    --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 codex \
  --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
9ad5379299464d8fb5f4c0ff4fd55447	task_setup	prepare:mutations/java-null-deref	23 ms	`{"workdir":"/home/andrew/.codingagentbench-scratch/codingagentbench-codex-mutations_java-null-deref-450rf6oi/workdir","task_category":"mutations","plugin_stack":[],"behavior_mode":"factory"}`
9b6bbd86dedc4717ab1612df8bfb5c23 ↳ 2b66971e04354f539d7e849fcb193672	tool_call	applied_plugins	0 ms	`{"tui":"codex","count":0,"applied":[],"env_keys":[],"extra_args":[],"applied_count":0,"skipped_count":0}`
39720e8caf5847ffbc31f1885fa820ef ↳ 2b66971e04354f539d7e849fcb193672	container	codex:launch	1385 ms	{"image":"codingagentbench/codex:v0.140.0","argv":["exec","--dangerously-bypass-approvals-and-sandbox","--skip-git-repo-check","--ephemeral","--ignore-user-config","-m","minimaxai/minimax-m2.7","-c","model_providers.nim={ name = 'nim', base_url = 'http://172.17.0.1:31415/v1', wire_api = 'responses', env_key = 'OPENAI_API_KEY' }","-c","model_provider=\"nim\"","--disable","multi_agent","--disable","browser_use","--disable","browser_use_external","--disable","computer_use","--disable","apps","Critical null guard deleted before defaults.get() — NPE on caller-supplied null defaults"],"timeout_s":600,"exit_code":1,"duration_s":1.3496416499838233,"timed_out":false}
2b66971e04354f539d7e849fcb193672	adapter_run	codex:mutations/java-null-deref	1386 ms	`{"timeout_s":600,"plugin_stack":[],"exit_code":1}`
d6d1119a9e574f139cf065025013b28a	cleanup	cleanup:codex	0 ms	`{}`

Model calls (0)

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

Other CLIs on this task

Other models with this CLI

Other tasks in this category

Embed this result

README / Markdown

[![CodingAgentBench: codex × minimaxai/minimax-m2.7 59%](https://codingagentbench.com/badge/codex/minimaxai/minimax-m2.7/mutations/java-null-deref.svg)](https://codingagentbench.com/cell/codex/minimaxai/minimax-m2.7/mutations/java-null-deref)

HTML / iframe

<a href="https://codingagentbench.com/cell/codex/minimaxai/minimax-m2.7/mutations/java-null-deref"><img src="https://codingagentbench.com/badge/codex/minimaxai/minimax-m2.7/mutations/java-null-deref.svg" alt="CodingAgentBench: codex × minimaxai/minimax-m2.7 59%" /></a>