For bugs or installation issues, please provide the following information. The more information you provide, the more easily we will be able to offer help and advice. ## Environment info Operating System: Compiler: Package used (python/R/jvm/C++): `xgboost` version used: If installing from source, please provide 1. The commit hash (`git rev-parse HEAD`) 2. Logs will be helpful (If logs are large, please upload as attachment). If you are using jvm package, please 1. add [jvm-packages] in the title to make it quickly be identified 2. the gcc version and distribution If you are using python package, please provide 1. The python version and distribution 2. The command to install `xgboost` if you are not installing from source If you are using R package, please provide 1. The R `sessionInfo()` 2. The command to install `xgboost` if you are not installing from source ## Steps to reproduce 1. 2. 3. ## What have you tried? 1. 2. 3.