* using log directory ‘/srv/hornik/tmp/CRAN/grpCox.Rcheck’
* using R Under development (unstable) (2023-12-09 r85665)
* using platform: x86_64-pc-linux-gnu
* R was compiled by
    Debian clang version 17.0.5 (1)
    Debian flang-new version 17.0.5 (1)
* running under: Debian GNU/Linux trixie/sid
* using session charset: UTF-8
* checking for file ‘grpCox/DESCRIPTION’ ... OK
* checking extension type ... Package
* this is package ‘grpCox’ version ‘1.0.2’
* package encoding: UTF-8
* checking CRAN incoming feasibility ... [3s/3s] NOTE
Maintainer: ‘Xuan Dang <xuandang11289@gmail.com>’

Unknown, possibly misspelled, fields in DESCRIPTION:
  ‘Roxygen2’
* 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 serialization versions ... OK
* checking whether package ‘grpCox’ can be installed ... [15s/15s] WARNING
Found the following significant warnings:
  RcppExports.cpp:45:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:83:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:123:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:163:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:197:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:231:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:265:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:299:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:334:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:374:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  RcppExports.cpp:415:18: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
See ‘/srv/hornik/tmp/CRAN/grpCox.Rcheck/00install.out’ for details.
* used C++ compiler: ‘Debian clang version 17.0.5 (1)’
* checking package directory ... OK
* checking for future file timestamps ... 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 R files for non-ASCII characters ... OK
* checking R files for syntax errors ... OK
* checking whether the package can be loaded ... [1s/1s] OK
* checking whether the package can be loaded with stated dependencies ... [1s/1s] OK
* checking whether the package can be unloaded cleanly ... [1s/1s] OK
* checking whether the namespace can be loaded with stated dependencies ... [1s/1s] OK
* checking whether the namespace can be unloaded cleanly ... [1s/1s] OK
* checking loading without being on the library search path ... [1s/1s] 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 ... [6s/6s] NOTE
Found if() conditions comparing class() to string:
File ‘grpCox/R/grpCoxPrep.R’: if (class(group) != "list") ...
Use inherits() (or maybe is()) instead.
* checking Rd files ... [0s/0s] 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 line endings in C/C++/Fortran sources/headers ... OK
* checking pragmas in C/C++ headers and code ... OK
* checking compilation flags used ... OK
* checking compiled code ... OK
* checking examples ... [2s/2s] OK
* checking PDF version of manual ... [3s/3s] OK
* checking HTML version of manual ... [0s/0s] OK
* checking for non-standard things in the check directory ... OK
* checking for detritus in the temp directory ... OK
* DONE
Status: 1 WARNING, 2 NOTEs