runtime error

Exit code: 3. Reason: ^^ File "<frozen importlib._bootstrap>", line 1204, in _gcd_import File "<frozen importlib._bootstrap>", line 1176, in _find_and_load File "<frozen importlib._bootstrap>", line 1147, in _find_and_load_unlocked File "<frozen importlib._bootstrap>", line 690, in _load_unlocked File "<frozen importlib._bootstrap_external>", line 940, in exec_module File "<frozen importlib._bootstrap>", line 241, in _call_with_frames_removed File "/app/app.py", line 89, in <module> makable_model = load(dst_path) ^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/joblib/numpy_pickle.py", line 749, in load obj = _unpickle( ^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/joblib/numpy_pickle.py", line 626, in _unpickle obj = unpickler.load() ^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/pickle.py", line 1213, in load dispatch[key[0]](self) File "/usr/local/lib/python3.11/pickle.py", line 1538, in load_stack_global self.append(self.find_class(module, name)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/pickle.py", line 1582, in find_class return _getattribute(sys.modules[module], name)[0] ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/pickle.py", line 331, in _getattribute raise AttributeError("Can't get attribute {!r} on {!r}" AttributeError: Can't get attribute '_RemainderColsList' on <module 'sklearn.compose._column_transformer' from '/usr/local/lib/python3.11/site-packages/sklearn/compose/_column_transformer.py'> Can't get attribute '_RemainderColsList' on <module 'sklearn.compose._column_transformer' from '/usr/local/lib/python3.11/site-packages/sklearn/compose/_column_transformer.py'> [2026-08-14 23:47:08 +0000] [7] [INFO] Worker exiting (pid: 7) [2026-08-14 23:47:08 +0000] [1] [ERROR] Worker (pid:7) exited with code 3. [2026-08-14 23:47:08 +0000] [1] [ERROR] Shutting down: Master [2026-08-14 23:47:08 +0000] [1] [ERROR] Reason: Worker failed to boot.

Container logs: