• using R Under development (unstable) (2026-02-03 r89373)
• using platform: x86_64-pc-linux-gnu
• R was compiled by     clang version 21.1.8     flang version 21.1.8
• running under: Fedora Linux 42 (Workstation Edition)
• using session charset: UTF-8 * current time: 2026-02-03 13:15:48Z
• using option ‘--no-stop-on-test-error’
• checking for file ‘traineR/DESCRIPTION’ ... OK
• checking extension type ... Package
• this is package ‘traineR’ version ‘2.2.11’
• package encoding: UTF-8
• checking package namespace information ... OK
• checking package dependencies ... OK
• checking if this is a source package ... OK
• checking if there is a namespace ... OK
• checking for executable files ... OK
• checking for hidden files and directories ... OK
• checking for portable file names ... OK
• checking for sufficient/correct file permissions ... OK
• checking whether package ‘traineR’ can be installed ... [30s/40s] OK See the install log for details.
• checking installed package size ... OK
• checking package directory ... OK
• checking DESCRIPTION meta-information ... OK
• checking top-level files ... OK
• checking for left-over files ... OK
• checking index information ... OK
• checking package subdirectories ... OK
• checking code files for non-ASCII characters ... OK
• checking R files for syntax errors ... OK
• checking whether the package can be loaded ... [8s/12s] OK
• checking whether the package can be loaded with stated dependencies ... [8s/10s] OK
• checking whether the package can be unloaded cleanly ... OK
• checking whether the namespace can be loaded with stated dependencies ... [7s/10s] OK
• checking whether the namespace can be unloaded cleanly ... [8s/12s] OK
• checking loading without being on the library search path ... [8s/10s] OK
• checking use of S3 registration ... OK
• checking dependencies in R code ... OK
• checking S3 generic/method consistency ... OK
• checking replacement functions ... OK
• checking foreign function calls ... OK
• checking R code for possible problems ... [41s/51s] OK
• checking Rd files ... OK
• checking Rd metadata ... OK
• checking Rd line widths ... OK
• checking Rd cross-references ... OK
• checking for missing documentation entries ... OK
• checking for code/documentation mismatches ... OK
• checking Rd \usage sections ... OK
• checking Rd contents ... OK
• checking for unstated dependencies in examples ... OK
• checking examples ... ERROR Running examples in ‘traineR-Ex.R’ failed The error most likely occurred in: > ### Name: categorical.predictive.power > ### Title: categorical.predictive.power > ### Aliases: categorical.predictive.power > > ### ** Examples > > > cars <- datasets::mtcars > cars$cyl <- as.factor(cars$cyl) > cars$vs <- as.factor(cars$vs) > categorical.predictive.power(cars,"vs","cyl") Error: ! `group_by_()` was deprecated in dplyr 0.7.0 and is now defunct. ℹ Please use `group_by()` instead. ℹ See vignette('programming') for more help Backtrace:     ▆  1. └─traineR::categorical.predictive.power(cars, "vs", "cyl")  2. ├─base::suppressWarnings(...)  3. │ └─base::withCallingHandlers(...)  4. ├─dplyr::summarise(...)  5. └─dplyr::group_by_(data, variable.to.compare, predict.variable)  6. └─dplyr:::lazy_defunct("group_by")  7. └─lifecycle::deprecate_stop(...)  8. └─lifecycle:::deprecate_stop0(msg)  9. └─rlang::cnd_signal(...) Execution halted
• checking PDF version of manual ... OK
• checking HTML version of manual ... OK
• checking for non-standard things in the check directory ... OK
• checking for detritus in the temp directory ... OK
• DONE

Status: 1 ERROR