* using log directory 'd:/Rcompile/CRANpkg/local/4.4/visaOTR.Rcheck'
* using R version 4.4.3 (2025-02-28 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 'visaOTR/DESCRIPTION' ... OK
* checking extension type ... Package
* this is package 'visaOTR' version '0.1.0'
* 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 'visaOTR' can be installed ... OK
* 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 ... [3s] OK
* checking whether the package can be loaded with stated dependencies ... [3s] OK
* checking whether the package can be unloaded cleanly ... [3s] OK
* checking whether the namespace can be loaded with stated dependencies ... [3s] OK
* checking whether the namespace can be unloaded cleanly ... [3s] OK
* checking loading without being on the library search path ... [3s] 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 ... [10s] OK
* checking Rd files ... [0s] 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 ... [0s] OK
* checking LazyData ... OK
* checking data for ASCII and uncompressed saves ... OK
* checking examples ... [5s] ERROR
Running examples in 'visaOTR-Ex.R' failed
The error most likely occurred in:

> ### Name: visa.est
> ### Title: Valid Improved Sparsity A-Learning for Optimal Treatment
> ###   Decision
> ### Aliases: visa.est
> 
> ### ** Examples
> 
> data(visa_SimuData)
> y = visa_SimuData$y
> a = visa_SimuData$a
> x = visa_SimuData$x
> # estimation
> result <- visa.est(y, x, a, IC = "BIC", lambda.list = c(0.1, 0.5))
Warning in throw_err_or_depr_msg("Passed unrecognized parameters: ", paste(head(names_unrecognized),  :
  Passed unrecognized parameters: verbose. This warning will become an error in a future version.
Warning in throw_err_or_depr_msg("Parameter '", match_old, "' has been renamed to '",  :
  Parameter 'data' has been renamed to 'x'. This warning will become an error in a future version.
Error in xgboost::xgboost(data = xgmat1, objective = "binary:logistic",  : 
  argument "y" is missing, with no default
Calls: visa.est ... <Anonymous> -> process.y.margin.and.objective -> NROW
Execution halted
* checking PDF version of manual ... [16s] OK
* checking HTML version of manual ... [1s] OK
* DONE
Status: 1 ERROR