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Record bceb90b9305946cb9e3c1a8b0374d188

FAIL

Verdict and provenance first; raw prompt/response/reasoning below, collapsed.

✕FAILanswered "ANSWER: 70" · model Gemma 3 27B

finish_reason: stop · tokens in/out: 406/1470 · cost: $0.000482 · latency: 47673.5 ms

code_tracetemplatestop

verifier_detail: kind=code_trace;campaign=1;query=final_value;detail=wrong_value;n_stmts=39;trace_len=48;traps=aliasing_on=0;late_binding_on=0;shadowing_on=0;inclusive_range_trap_on=0;negative_modulo_on=0;mutable_default_on=0;confusability=0.9

trap kind(s) this world was seeded for: aliasing_on=0

lineage: bceb90b9

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Why did it fail? Nemotron 3 Ultra · live on Nebius Token Factory

Ultra reads the prompt, this answer, the verified correct answer and the difficulty settings, then explains the mistake. The verifier's own classification is shown next to it for comparison.

Prompt 1,083 chars · 406 tokens in
Here is a short Python program.

```python
depth = 4
factor = 1
scores = [5, 2, 6]
depth_ = 2
fctor = 9
scres = [3, 5, 6, 2]
depth += scores[0]
fctor = len(scres) // 3
if depth_ > factor:
    fctor = scres.pop()
    fctor -= 6

def grow(v):
    k = v + 7
    return k * 2

factor = grow(factor)
fctor = len(scores)
scores.extend([factor, 8])
factor = factor if factor > depth else depth + 3
for x in scres:
    factor += x
for elem in scores:
    factor = depth if depth < factor else factor + 2
    fctor = depth_ if depth_ < fctor else fctor + 2
depth_ = len(scores) // 2
scores.extend([depth, 3])
depth_ += depth_
depth += len(scres)
fctor = len(scores)
if factor == 8:
    depth_ = grow(depth)
else:
    depth_ = depth_ if depth_ > fctor else fctor + 3
    scores = scres[1:]
scores.extend([depth_, 6])
depth_ = fctor * 2
depth += fctor * 2
factor = factor + 4
depth += factor
depth_ += fctor
depth_ += len(scres)
```

After this program runs, what is the value of `depth`? Work through it carefully, then give the final answer on its own last line as `ANSWER: <python literal>`.
Response 1,470 tokens out · finish: stop
Let's trace the execution of the code step by step.

1. `depth = 4`, `factor = 1`, `scores = [5, 2, 6]`
2. `depth_ = 2`, `fctor = 9`, `scres = [3, 5, 6, 2]`
3. `depth += scores[0]`  => `depth = 4 + 5 = 9`
4. `fctor = len(scres) // 3` => `fctor = 4 // 3 = 1`
5. `if depth_ > factor:` (2 > 1 is true)
   - `fctor = scres.pop()` => `fctor = 2`, `scres = [3, 5, 6]`
   - `fctor -= 6` => `fctor = 2 - 6 = -4`
6. `def grow(v): ...` (function definition, doesn't execute yet)
7. `factor = grow(factor)` => `factor = grow(1) = (1 + 7) * 2 = 8 * 2 = 16`
8. `fctor = len(scores)` => `fctor = 3`
9. `scores.extend([factor, 8])` => `scores = [5, 2, 6, 16, 8]`
10. `factor = factor if factor > depth else depth + 3` => `factor = 16 if 16 > 9 else 9 + 3` => `factor = 16`
11. `for x in scres:` (scres = [3, 5, 6])
    - `x = 3`: `factor += x` => `factor = 16 + 3 = 19`
    - `x = 5`: `factor += x` => `factor = 19 + 5 = 24`
    - `x = 6`: `factor += x` => `factor = 24 + 6 = 30`
12. `for elem in scores:` (scores = [5, 2, 6, 16, 8])
    - `elem = 5`: `factor = depth if depth < factor else factor + 2` => `factor = 9 if 9 < 30 else 30 + 2` => `factor = 32`
      `fctor = depth_ if depth_ < fctor else fctor + 2` => `fctor = 2 if 2 < 3 else 3 + 2` => `fctor = 3`
    - `elem = 2`: `factor = depth if depth < factor else factor + 2` => `factor = 9 if 9 < 32 else 32 + 2` => `factor = 34`
      `fctor = depth_ if depth_ < fctor else fctor + 2` => `fctor = 2 if 2 < 3 else 3 + 2` => `fctor = 3`
    - `elem = 6`: `factor = depth if depth < factor else factor + 2` => `factor = 9 if 9 < 34 else 34 + 2` => `factor = 36`
      `fctor = depth_ if depth_ < fctor else fctor + 2` => `fctor = 2 if 2 < 3 else 3 + 2` => `fctor = 3`
    - `elem = 16`: `factor = depth if depth < factor else factor + 2` => `factor = 9 if 9 < 36 else 36 + 2` => `factor = 38`
      `fctor = depth_ if depth_ < fctor else fctor + 2` => `fctor = 2 if 2 < 3 else 3 + 2` => `fctor = 3`
    - `elem = 8`: `factor = depth if depth < factor else factor + 2` => `factor = 9 if 9 < 38 else 38 + 2` => `factor = 40`
      `fctor = depth_ if depth_ < fctor else fctor + 2` => `fctor = 2 if 2 < 3 else 3 + 2` => `fctor = 3`
13. `depth_ = len(scores) // 2` => `depth_ = 5 // 2 = 2`
14. `scores.extend([depth, 3])` => `scores = [5, 2, 6, 16, 8, 9, 3]`
15. `depth_ += depth_` => `depth_ = 2 + 2 = 4`
16. `depth += len(scres)` => `depth = 9 + 3 = 12`
17. `fctor = len(scores)` => `fctor = 7`
18. `if factor == 8:` (40 == 8 is false)
    - `depth_ = depth_ if depth_ > fctor else fctor + 3` => `depth_ = 4 if 4 > 7 else 7 + 3` => `depth_ = 10`
    - `scores = scres[1:]` => `scores = [5, 6]`
19. `scores.extend([depth_, 6])` => `scores = [5, 6, 10, 6]`
20. `depth_ = fctor * 2` => `depth_ = 7 * 2 = 14`
21. `depth += fctor * 2` => `depth = 12 + 7 * 2 = 12 + 14 = 26`
22. `factor = factor + 4` => `factor = 40 + 4 = 44`
23. `depth += factor` => `depth = 26 + 44 = 70`
24. `depth_ += fctor` => `depth_ = 14 + 7 = 21`
25. `depth_ += len(scres)` => `depth_ = 21 + 3 = 24`

Final value of `depth` is 70.

ANSWER: 70
Reasoning not captured

(no reasoning captured)

Realized dims 17
dimvalue
aliasing_on0.0
answer_size2.0
distractor_fraction0.0
identifier_confusability1.0
inclusive_range_trap_on0.0
late_binding_on0.0
max_nesting1.0
mutable_default_on0.0
n_closures0.0
n_foil_matches0.0
n_live_aliases0.0
n_statements39.0
n_variables6.0
negative_modulo_on0.0
shadowing_on0.0
trace_length48.0
traps_on0.0
Latent params 11
paramvalue
aliasing_on0.0
distractor_fraction0.0
identifier_confusability0.9
inclusive_range_trap_on0.0
late_binding_on0.0
max_nesting1.0
mutable_default_on0.0
n_statements37.0
n_variables3.0
negative_modulo_on0.0
shadowing_on0.0