failed to parse XML: Package xgboost <dehs> <package>r-cran-xgboost</package> <debian-uversion>3.2.1.1+dfsg</debian-uversion> <debian-mangled-uversion>3.2.1.1</debian-mangled-uversion> <upstream-version>3.2.1.1</upstream-version> <upstream-url>https://cran.r-project.org/src/contrib/xgboost_3.2.1.1.tar.gz</upstream-url> <status>up to date</status> </dehs>