Protobuf error.

[trivialfis]

WARNING: All log messages before absl::InitializeLog() is called are written to STDERR
E0000 00:00:1732551384.252582  551662 descriptor_database.cc:633] File already exists in database: federated.proto
F0000 00:00:1732551384.252615  551662 descriptor.cc:2236] Check failed: GeneratedDatabase()->Add(encoded_file_descriptor, size) 
*** Check failure stack trace: ***

Happens when working on a downstream project where XGBoost is used in sphinx gallery. It's reproducible on the first run but not on the following runs.