Skip to main content
CodingAgentBench

goose × stepfun-ai/step-3.5-flash

polyglot
polyglot/rust-owner-borrow-fix

Per-axis scores

Pass
0.000
Tokens/correct
—
Wall
61.1s
Blast
0.000
Refusal
—
Integrity
1.000
Composite
0.531

Run identity

cell_id
free-20260527/goose/stepfun-ai/step-3.5-flash/polyglot/rust-owner-borrow-fix
sweep_id
free-20260527
container_image
codingagentbench/goose:v1.35.0
image_digest
sha256:b105cf72a2cb923875ba8896a68c835b29025d9e24e7fb39ca95856ec105a3a6
model_build_id
stepfun-ai/step-3.5-flash
exit_code
0

Timing

started_at
2026-06-16T17:36:26.515800Z
ended_at
2026-06-16T17:37:27.609354Z
duration
61.09 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":"error[E0382]: borrow of moved value: `prefix`\n --> src/lib.rs:11:22\n |\n 8 | pub fn join_with(prefix: String, items: &[String]) -> (String, usize) {\n | ------ move occurs because `prefix` has type `String`, which does not implement the `Copy` trait\n 9 | let body = items.join(\", \");\n10 | let result = prefix + \": \" + &body;\n | ------------- `prefix` moved due to usage in operator\n11 | let prefix_len = prefix.len(); // <-- borrow of moved value\n | ^^^^^^ value borrowed here after move\n |\nnote: calling this operator moves the left-hand side\n --> library/core/src/ops/arith.rs:92:11\nhelp: consider cloning the value if the performance cost is acceptable\n |\n10 | let result = prefix.clone() + \": \" + &body;\n | ++++++++\n\nerror: aborting due to 1 previous error\n\nFor more information about this error, try `rustc --explain E0382`.\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":0}
latency wall_clock_ms, container_active_ms, model_call_ms {"wall_clock_ms":61093.554,"container_active_ms":61091.748,"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":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":"polyglot/rust-owner-borrow-fix"}
composite composite, weights, components, note {"composite":0.5310009459540153,"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":61093.554,"expected_refusal":false,"refusal_produced":false,"cost_efficiency":1,"latency_efficiency":0.5400063063601018,"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
t = 0 ms / 61.09 s
span 1c3cca34d86e47ba909cf37ea81fa4a6task_setupprepare:polyglot/rust-owner-borrow-fix0 ms → 1 ms
workdir/home/andrew/.codingagentbench-scratch/codingagentbench-goose-polyglot_rust-owner-borrow-fix-ix9gmdma/workdir
task_categorypolyglot
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/goose:v1.35.0·sha256:sha256:b105cf72a…
docker run — exact image used in this run
# pull the exact image used in this run
docker pull codingagentbench/goose:v1.35.0@sha256:sha256:b105cf72a2cb923875ba8896a68c835b29025d9e24e7fb39ca95856ec105a3a6

docker run --rm \
  -e CAB_ENDPOINT="$YOUR_ENDPOINT" \
  -e CAB_KEY="$YOUR_KEY" \
  codingagentbench/goose:v1.35.0@sha256:sha256:b105cf72a2cb923875ba8896a68c835b29025d9e24e7fb39ca95856ec105a3a6 \
  run-cell \
    --tui goose \
    --model stepfun-ai/step-3.5-flash \
    --task polyglot/rust-owner-borrow-fix

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: stepfun-ai/step-3.5-flash
Zero-install preview — npx CLI (provisional, not for citation)
npx @codingagentbench/cli check
npx @codingagentbench/cli check \
  --tui goose \
  --model stepfun-ai/step-3.5-flash \
  --endpoint "$YOUR_ENDPOINT" \
  --key "$YOUR_KEY" \
  --task polyglot/rust-owner-borrow-fix
# provisional score — not for citation

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

Trace spans (6)

Span Kind Name Duration Attrs / Error
1c3cca34d86e47ba909cf37ea81fa4a6 task_setup prepare:polyglot/rust-owner-borrow-fix 1 ms {"workdir":"/home/andrew/.codingagentbench-scratch/codingagentbench-goose-polyglot_rust-owner-borrow-fix-ix9gmdma/workdir","task_category":"polyglot","plugin_stack":[],"behavior_mode":"factory"}
a3780010f74d463eb52f19f4434964fb ↳ 2b5c81136c674e59b5ec6084ca1a8c8b tool_call applied_plugins 0 ms {"tui":"goose","count":0,"applied":[],"env_keys":[],"extra_args":[],"applied_count":0,"skipped_count":0}
7cac16f6080d42d6885bb10aed35b846 ↳ 2b5c81136c674e59b5ec6084ca1a8c8b tool_call goose:extensions 0 ms {"extensions":[],"count":0}
0f362b0006ec410f9c0849746e1e9860 ↳ 2b5c81136c674e59b5ec6084ca1a8c8b container goose:run 61092 ms {"image":"codingagentbench/goose:v1.35.0","command":["run","--no-session","-t","Move-after-use compile error in a string concat helper; convert to borrow + clone where needed"],"exit_code":0,"timed_out":false}
2b5c81136c674e59b5ec6084ca1a8c8b adapter_run goose:polyglot/rust-owner-borrow-fix 61093 ms {"timeout_s":600,"plugin_stack":[],"exit_code":0}
fd18cde5024a42839f37b31f683dc241 cleanup cleanup:goose 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: goose × stepfun-ai/step-3.5-flash 53%](https://codingagentbench.com/badge/goose/stepfun-ai/step-3.5-flash/polyglot/rust-owner-borrow-fix.svg)](https://codingagentbench.com/cell/goose/stepfun-ai/step-3.5-flash/polyglot/rust-owner-borrow-fix)
HTML / iframe
<a href="https://codingagentbench.com/cell/goose/stepfun-ai/step-3.5-flash/polyglot/rust-owner-borrow-fix"><img src="https://codingagentbench.com/badge/goose/stepfun-ai/step-3.5-flash/polyglot/rust-owner-borrow-fix.svg" alt="CodingAgentBench: goose × stepfun-ai/step-3.5-flash 53%" /></a>
CodingAgentBench: goose × stepfun-ai/step-3.5-flash 53%