* using log directory 'd:/Rcompile/CRANpkg/local/4.4/W4MRUtils.Rcheck'
* using R version 4.4.3 Patched (2026-02-12 r89426 ucrt)
* using platform: x86_64-w64-mingw32
* R was compiled by
    gcc.exe (GCC) 13.3.0
    GNU Fortran (GCC) 13.3.0
* running under: Windows Server 2022 x64 (build 20348)
* using session charset: UTF-8
* checking for file 'W4MRUtils/DESCRIPTION' ... OK
* this is package 'W4MRUtils' version '1.2.1'
* 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 hidden files and directories ... OK
* checking for portable file names ... OK
* checking whether package 'W4MRUtils' 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 code files for non-ASCII characters ... OK
* checking R files for syntax errors ... OK
* checking whether the package can be loaded ... [1s] OK
* checking whether the package can be loaded with stated dependencies ... [1s] OK
* checking whether the package can be unloaded cleanly ... [1s] OK
* checking whether the namespace can be loaded with stated dependencies ... [1s] OK
* checking whether the namespace can be unloaded cleanly ... [1s] OK
* checking loading without being on the library search path ... [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] OK
* checking Rd files ... [1s] 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 installed files from 'inst/doc' ... OK
* checking files in 'vignettes' ... OK
* checking examples ... [2s] ERROR
Running examples in 'W4MRUtils-Ex.R' failed
The error most likely occurred in:

> ### Name: optparse_parameters
> ### Title: optparse_parameters - parse easily the command line parameters
> ### Aliases: optparse_parameters
> 
> ### ** Examples
> 
> 
> args <- optparse_parameters(
+   a_integer = optparse_integer(),
+   a_float = optparse_numeric(),
+   a_boolean = optparse_flag(),
+   a_character = optparse_character(),
+   a_list = optparse_list(of = "numeric"),
+   a_char_list = optparse_list(of = "character"),
+   a_int_list = optparse_list(of = "integer"),
+   args = list(
+     "--a-integer",
+     "42",
+     "--a-float",
+     "3.14",
+     "--a-boolean",
+     "FALSE",
+     "--a-character",
+     "FALSE",
+     "--a-list",
+     "1.5,2,3",
+     "--a-char-list",
+     "1.5,2,3",
+     "--a-int-list",
+     "1.5,2,3"
+   )
+ )
Usage: %prog [options]

NA: error: "FALSE" is not a valid option
* checking for unstated dependencies in 'tests' ... OK
* checking tests ... [5s] ERROR
  Running 'testthat.R' [4s]
Running the tests in 'tests/testthat.R' failed.
Complete output:
  > # This file is part of the standard setup for testthat.
  > # It is recommended that you do not modify it.
  > #
  > # Where should you do additional test configuration?
  > # Learn more about the roles of various files in:
  > # * https://r-pkgs.org/tests.html
  > # * https://testthat.r-lib.org/reference/test_package.html#special-files
  > 
  > library(testthat)
  > library(W4MRUtils)
  > 
  > test_check("W4MRUtils")
  Please, use the 'optparse' library instead of the 'parse_args' function in the future.
  Data Matrix contains no NA.
   
  Please, use the 'optparse' library instead of the 'parse_args' function in the future.
  Please, use the 'optparse' library instead of the 'parse_args' function in the future.
  Please, use the 'optparse' library instead of the 'parse_args' function in the future.
  Please, use the 'optparse' library instead of the 'parse_args' function in the future.
  Saving _problems/test-optparse-helpers-32.R
  [ FAIL 1 | WARN 0 | SKIP 0 | PASS 125 ]
  
  ══ Failed tests ════════════════════════════════════════════════════════════════
  ── Error ('test-optparse-helpers.R:5:3'): optparse everything ──────────────────
  <optparse_bad_option_error/optparse_parse_error/error/condition>
  Error in `"optparse::parse_args_helper()"`: "FALSE" is not a valid option
  Backtrace:
      ▆
   1. └─W4MRUtils::optparse_parameters(...) at test-optparse-helpers.R:5:3
   2.   └─optparse$parse_args(parser, args = args)
   3.     └─base::tryCatch(...)
   4.       └─base (local) tryCatchList(expr, classes, parentenv, handlers)
   5.         └─base (local) tryCatchOne(expr, names, parentenv, handlers[[1L]])
   6.           └─value[[3L]](cond)
   7.             └─optparse:::pa_stop(object, e)
  
  [ FAIL 1 | WARN 0 | SKIP 0 | PASS 125 ]
  Error:
  ! Test failures.
  Execution halted
* checking for unstated dependencies in vignettes ... OK
* checking package vignettes ... OK
* checking re-building of vignette outputs ... [8s] OK
* checking PDF version of manual ... [26s] OK
* checking HTML version of manual ... [11s] OK
* DONE
Status: 2 ERRORs