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The dataset generation failed
Error code:   DatasetGenerationError
Exception:    CastError
Message:      Couldn't cast
step: int64
phase: string
domain: string
head: string
loss: double
task_loss: double
grad_norm: double
vram_gb: double
best_loss: double
eta_hours: double
elapsed_s: double
timestamp: string
task: string
to
{'step': Value('int64'), 'loss': Value('float64'), 'task_loss': Value('float64'), 'phase': Value('string'), 'task': Value('string'), 'domain': Value('string'), 'grad_norm': Value('float64'), 'vram_gb': Value('float64'), 'elapsed_s': Value('float64'), 'timestamp': Value('string')}
because column names don't match
Traceback:    Traceback (most recent call last):
                File "/usr/local/lib/python3.12/site-packages/datasets/builder.py", line 1872, in _prepare_split_single
                  for key, table in generator:
                                    ^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/packaged_modules/json/json.py", line 289, in _generate_tables
                  self._cast_table(pa_table, json_field_paths=json_field_paths),
                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/packaged_modules/json/json.py", line 124, in _cast_table
                  pa_table = table_cast(pa_table, self.info.features.arrow_schema)
                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/table.py", line 2272, in table_cast
                  return cast_table_to_schema(table, schema)
                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/table.py", line 2218, in cast_table_to_schema
                  raise CastError(
              datasets.table.CastError: Couldn't cast
              step: int64
              phase: string
              domain: string
              head: string
              loss: double
              task_loss: double
              grad_norm: double
              vram_gb: double
              best_loss: double
              eta_hours: double
              elapsed_s: double
              timestamp: string
              task: string
              to
              {'step': Value('int64'), 'loss': Value('float64'), 'task_loss': Value('float64'), 'phase': Value('string'), 'task': Value('string'), 'domain': Value('string'), 'grad_norm': Value('float64'), 'vram_gb': Value('float64'), 'elapsed_s': Value('float64'), 'timestamp': Value('string')}
              because column names don't match
              
              The above exception was the direct cause of the following exception:
              
              Traceback (most recent call last):
                File "/src/services/worker/src/worker/job_runners/config/parquet_and_info.py", line 1347, in compute_config_parquet_and_info_response
                  parquet_operations = convert_to_parquet(builder)
                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
                File "/src/services/worker/src/worker/job_runners/config/parquet_and_info.py", line 980, in convert_to_parquet
                  builder.download_and_prepare(
                File "/usr/local/lib/python3.12/site-packages/datasets/builder.py", line 884, in download_and_prepare
                  self._download_and_prepare(
                File "/usr/local/lib/python3.12/site-packages/datasets/builder.py", line 947, in _download_and_prepare
                  self._prepare_split(split_generator, **prepare_split_kwargs)
                File "/usr/local/lib/python3.12/site-packages/datasets/builder.py", line 1739, in _prepare_split
                  for job_id, done, content in self._prepare_split_single(
                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/builder.py", line 1925, in _prepare_split_single
                  raise DatasetGenerationError("An error occurred while generating the dataset") from e
              datasets.exceptions.DatasetGenerationError: An error occurred while generating the dataset

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step
int64
loss
float64
task_loss
float64
phase
string
task
string
domain
string
grad_norm
float64
vram_gb
float64
elapsed_s
float64
timestamp
string
1
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2026-04-08T14:17:18.222866
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551,945.5
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2026-04-08T14:17:41.025610
3
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foundation
cog_D2
bpe
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2026-04-08T14:18:05.946752
4
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foundation
cog_D3
bpe
9.635531
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2026-04-08T14:18:32.267890
5
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foundation
cog_D2
bpe
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2026-04-08T14:18:59.575004
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foundation
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2026-04-08T14:19:53.542782
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2026-04-08T14:20:19.978939
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2026-04-08T14:20:46.977576
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2026-04-08T14:21:13.862362
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2026-04-08T14:21:40.821148
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2026-04-08T14:23:56.220632
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2026-04-08T14:24:22.705893
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2026-04-08T14:25:15.725588
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math_D2
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2026-04-08T14:25:42.086377
21
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2026-04-08T14:26:09.054269
22
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2026-04-08T14:26:36.168744
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2026-04-08T14:27:02.152723
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2026-04-08T14:41:48.761435
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2026-04-08T14:57:51.628450
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2026-04-08T14:58:45.722589
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2026-04-08T14:59:39.546862
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foundation
math_D1
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2026-04-08T15:00:05.482769
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2026-04-08T15:00:58.605873
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cog_D2
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2026-04-08T15:01:25.030286
End of preview.