* using log directory 'd:/Rcompile/CRANpkg/local/4.0/irtrees.Rcheck'
* using R version 4.0.5 (2021-03-31)
* using platform: x86_64-w64-mingw32 (64-bit)
* using session charset: ISO8859-1
* checking for file 'irtrees/DESCRIPTION' ... OK
* this is package 'irtrees' version '1.0.0'
* 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 hidden files and directories ... OK
* checking for portable file names ... OK
* checking whether package 'irtrees' can be installed ... OK
* checking installed package size ... OK
* checking package directory ... OK
* checking 'build' 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 R files for non-ASCII characters ... OK
* checking R files for syntax errors ... OK
* checking whether the package can be loaded ... OK
* checking whether the package can be loaded with stated dependencies ... OK
* checking whether the package can be unloaded cleanly ... OK
* checking whether the namespace can be loaded with stated dependencies ... OK
* checking whether the namespace can be unloaded cleanly ... OK
* checking loading without being on the library search path ... 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 ... [8s] OK
* checking Rd files ... OK
* checking Rd metadata ... 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 contents of 'data' directory ... OK
* checking data for non-ASCII characters ... OK
* checking data for ASCII and uncompressed saves ... OK
* checking installed files from 'inst/doc' ... OK
* checking files in 'vignettes' ... OK
* checking examples ... [3s] OK
* checking for unstated dependencies in vignettes ... NOTE
Warning: parse error in file 'd:/RCompile/CRANpkg/lib/4.0/irtrees/doc/pretree_vignette.R':
/RCompile/CRANpkg/lib/4.0/irtrees/doc/pretree_vignette.R:71:15: unexpected '>'
70: names(z)=c(' ',paste0('Y',1:4))
71: flextable(z) |>
                  ^
* checking package vignettes in 'inst/doc' ... OK
* checking re-building of vignette outputs ... [10s] WARNING
Error(s) in re-building vignettes:
--- re-building 'pretree_vignette.Rmd' using rmarkdown
Loading required package: stats4
Loading required package: lattice
Loading required package: Matrix

Attaching package: 'lme4'

The following object is masked from 'package:mirt':

    fixef

Quitting from lines 128-137 (pretree_vignette.Rmd) 
Error: processing vignette 'pretree_vignette.Rmd' failed with diagnostics:
<text>:9:15: unexpected '>'
8: names(z)=c(' ',paste0('Y',1:4))
9: flextable(z) |>
                 ^
--- failed re-building 'pretree_vignette.Rmd'

SUMMARY: processing the following file failed:
  'pretree_vignette.Rmd'

Error: Vignette re-building failed.
Execution halted

* checking PDF version of manual ... OK
* DONE
Status: 1 WARNING, 1 NOTE