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Record 69f9a59b47504b819dbf40236a14398f

FAIL

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

✕FAILanswered "ANSWER: 59" · model Gemma 3 27B

finish_reason: stop · tokens in/out: 540/2102 · cost: $0.000685 · latency: 29085.0 ms

code_tracetemplatestop

verifier_detail: kind=code_trace;campaign=1;query=final_value;detail=wrong_value;n_stmts=60;trace_len=98;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

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

lineage: 69f9a59b

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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 1,574 chars · 540 tokens in
Here is a short Python program.

```python
width = 3
bins = [1, 9, 5, 4]
shift = 5

def adjust(n):
    w = n + 9
    return w * 2

shift = adjust(width)
for elem in bins:
    if shift >= 1:
        if elem > 6:
            shift += elem
        else:
            shift = width if width < shift else shift + 3
        if shift == 1:
            shift = adjust(width)
            shift = adjust(shift)
        else:
            shift = adjust(width)
    shift = bins[0]
bins = bins[1:]
bins.append(width)
if width > 9:
    bins.append(8)
else:
    shift = shift if shift < shift else shift + 4
bins.append(shift)
if width == width:
    for entry in bins:
        shift += width
    for x in bins:
        shift = len(bins) // 3
else:
    if shift == 1:
        bins[-1] = width
    else:
        bins = bins + [shift]
    shift = bins.pop()
width += bins[-1]
width += shift
if width == 6:
    bins = bins + [shift]
    shift = len(bins)
bins.append(1)
bins = bins[1:]
bins = bins + [5]
bins[-1] = 6

def tally_up(num):
    amt = num + 6
    return amt * 2

shift = adjust(width)
shift = width * 3
shift = tally_up(shift)
for cur in bins:
    shift = tally_up(width)
if width > width:
    for e in bins:
        shift = tally_up(shift)
        shift -= width
if width > width:
    if shift == 5:
        bins.append(shift)
        shift = len(bins)
    shift = shift * 2
shift = tally_up(shift)
shift = bins[-1]
```

After this program runs, what is the value of `width`? Work through it carefully, then give the final answer on its own last line as `ANSWER: <python literal>`.
Response 2,102 tokens out · finish: stop
Let's trace the execution of the Python code step by step.

1. **Initialization:**
   - `width = 3`
   - `bins = [1, 9, 5, 4]`
   - `shift = 5`

2. **`adjust(n)` function:**
   - `adjust(n)` returns `(n + 9) * 2`.

3. **`shift = adjust(width)`:**
   - `shift = adjust(3) = (3 + 9) * 2 = 12 * 2 = 24`

4. **First `for` loop (iterating through `bins`):**
   - **Iteration 1: `elem = 1`**
     - `shift >= 1` (24 >= 1) is true.
     - `elem > 6` (1 > 6) is false.
     - `shift = width if width < shift else shift + 3`
       - `shift = 3 if 3 < 24 else 24 + 3`
       - `shift = 27`
     - `shift == 1` (27 == 1) is false.
     - `shift = adjust(width) = adjust(3) = 24`
   - **Iteration 2: `elem = 9`**
     - `shift >= 1` (24 >= 1) is true.
     - `elem > 6` (9 > 6) is true.
     - `shift += elem`
       - `shift = 24 + 9 = 33`
     - `shift == 1` (33 == 1) is false.
     - `shift = adjust(width) = adjust(3) = 24`
   - **Iteration 3: `elem = 5`**
     - `shift >= 1` (24 >= 1) is true.
     - `elem > 6` (5 > 6) is false.
     - `shift = width if width < shift else shift + 3`
       - `shift = 3 if 3 < 24 else 24 + 3`
       - `shift = 27`
     - `shift == 1` (27 == 1) is false.
     - `shift = adjust(width) = adjust(3) = 24`
   - **Iteration 4: `elem = 4`**
     - `shift >= 1` (24 >= 1) is true.
     - `elem > 6` (4 > 6) is false.
     - `shift = width if width < shift else shift + 3`
       - `shift = 3 if 3 < 24 else 24 + 3`
       - `shift = 27`
     - `shift == 1` (27 == 1) is false.
     - `shift = adjust(width) = adjust(3) = 24`

5. **After the first `for` loop:**
   - `shift = 24`
   - `bins = bins[1:] = [9, 5, 4]`
   - `bins.append(width) = bins.append(3)`
   - `bins = [9, 5, 4, 3]`
   - `width > 9` (3 > 9) is false.
   - `shift = shift if shift < shift else shift + 4`
     - `shift = 24 if 24 < 24 else 24 + 4`
     - `shift = 28`
   - `bins.append(shift) = bins.append(28)`
   - `bins = [9, 5, 4, 3, 28]`
   - `width == width` (3 == 3) is true.
     - **Inner `for` loop:**
       - `entry = 9`: `shift += width = 28 + 3 = 31`
       - `entry = 5`: `shift += width = 31 + 3 = 34`
       - `entry = 4`: `shift += width = 34 + 3 = 37`
       - `entry = 3`: `shift += width = 37 + 3 = 40`
       - `entry = 28`: `shift += width = 40 + 3 = 43`
     - **Second inner `for` loop:**
       - `x = 9`: `shift = len(bins) // 3 = 5 // 3 = 1`
       - `x = 5`: `shift = len(bins) // 3 = 5 // 3 = 1`
       - `x = 4`: `shift = len(bins) // 3 = 5 // 3 = 1`
       - `x = 3`: `shift = len(bins) // 3 = 5 // 3 = 1`
       - `x = 28`: `shift = len(bins) // 3 = 5 // 3 = 1`

6. **After the `if width == width` block:**
   - `shift = 1`

7. **`tally_up(num)` function:**
   - `tally_up(num)` returns `(num + 6) * 2`.

8. **`shift = adjust(width)`:**
   - `shift = adjust(3) = (3 + 9) * 2 = 24`

9. **`shift = width * 3`:**
   - `shift = 3 * 3 = 9`

10. **`shift = tally_up(shift)`:**
    - `shift = tally_up(9) = (9 + 6) * 2 = 15 * 2 = 30`

11. **Second `for` loop (iterating through `bins`):**
    - `cur = 9`: `shift = tally_up(width) = tally_up(3) = (3 + 6) * 2 = 9 * 2 = 18`
    - `cur = 5`: `shift = tally_up(width) = tally_up(3) = (3 + 6) * 2 = 9 * 2 = 18`
    - `cur = 4`: `shift = tally_up(width) = tally_up(3) = (3 + 6) * 2 = 9 * 2 = 18`
    - `cur = 3`: `shift = tally_up(width) = tally_up(3) = (3 + 6) * 2 = 9 * 2 = 18`
    - `cur = 28`: `shift = tally_up(width) = tally_up(3) = (3 + 6) * 2 = 9 * 2 = 18`

12. **After the second `for` loop:**
    - `shift = 18`

13. **`if width > width` (3 > 3) is false.**

14. **`if shift == 5` (18 == 5) is false.**

15. **`shift = shift * 2`:**
    - `shift = 18 * 2 = 36`

16. **`shift = tally_up(shift)`:**
    - `shift = tally_up(36) = (36 + 6) * 2 = 42 * 2 = 84`

17. **`shift = bins[-1]`:**
    - `shift = bins[-1] = 28`

18. **Final calculations:**
    - `width += bins[-1] = width + 28 = 3 + 28 = 31`
    - `width += shift = width + 28 = 31 + 28 = 59`

19. **`if width == 6` (59 == 6) is false.**

20. **`bins = bins + [shift] = bins + [28] = [9, 5, 4, 3, 28, 28]`**
    - `shift = len(bins) = 6`

21. **`bins.append(1)`:**
    - `bins = [9, 5, 4, 3, 28, 28, 1]`

22. **`bins = bins[1:] = [5, 4, 3, 28, 28, 1]`**

23. **`bins = bins + [5] = [5, 4, 3, 28, 28, 1, 5]`**

24. **`bins[-1] = 6`:**
    - `bins = [5, 4, 3, 28, 28, 1, 6]`

The final value of `width` is 59.

ANSWER: 59
Reasoning not captured

(no reasoning captured)

Realized dims 17
dimvalue
aliasing_on0.0
answer_size1.0
distractor_fraction0.0
identifier_confusability0.0
inclusive_range_trap_on0.0
late_binding_on0.0
max_nesting3.0
mutable_default_on0.0
n_closures0.0
n_foil_matches0.0
n_live_aliases0.0
n_statements60.0
n_variables3.0
negative_modulo_on0.0
shadowing_on0.0
trace_length98.0
traps_on0.0
Latent params 11
paramvalue
aliasing_on0.0
distractor_fraction0.0
identifier_confusability0.0
inclusive_range_trap_on0.0
late_binding_on0.0
max_nesting3.0
mutable_default_on0.0
n_statements60.0
n_variables3.0
negative_modulo_on0.0
shadowing_on0.0