* using log directory 'd:/RCompile/CRANincoming/R-devel/mlr3torch.Rcheck'
* using R Under development (unstable) (2025-10-25 r88970 ucrt)
* using platform: x86_64-w64-mingw32
* R was compiled by
    gcc.exe (GCC) 14.2.0
    GNU Fortran (GCC) 14.2.0
* running under: Windows Server 2022 x64 (build 20348)
* using session charset: UTF-8
* checking for file 'mlr3torch/DESCRIPTION' ... OK
* this is package 'mlr3torch' version '0.3.2'
* package encoding: UTF-8
* checking CRAN incoming feasibility ... [14s] OK
* 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 'mlr3torch' can be installed ... WARNING
Found the following significant warnings:
  Warning: Torch libraries are installed but loading them caused a segfault.
See 'd:/RCompile/CRANincoming/R-devel/mlr3torch.Rcheck/00install.out' for details.
* checking installed package size ... OK
* 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 code 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 whether startup messages can be suppressed ... 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 ... [69s] 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 'mlr3torch-Ex.R' failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: DataDescriptor
> ### Title: Data Descriptor
> ### Aliases: DataDescriptor
> 
> ### ** Examples
> 
> ## Don't show: 
> if (torch::torch_is_installed()) withAutoprint({ # examplesIf
+ ## End(Don't show)
+ # Create a dataset
+ ds = dataset(
+   initialize = function() self$x = torch_randn(10, 3, 3),
+   .getitem = function(i) list(x = self$x[i, ]),
+   .length = function() nrow(self$x)
+ )()
+ dd = DataDescriptor$new(ds, list(x = c(NA, 3, 3)))
+ dd
+ # is the same as using the converter:
+ as_data_descriptor(ds, list(x = c(NA, 3, 3)))
+ ## Don't show: 
+ }) # examplesIf
> ds = dataset(initialize = function() self$x = torch_randn(10, 3, 3), .getitem = function(i) list(x = self$x[i, 
+     ]), .length = function() nrow(self$x))()
Error in (function (size, options)  : 
  Lantern is not loaded. Please use `install_torch()` to install additional dependencies.
Calls: withAutoprint ... call_c_function -> do_call -> do.call -> <Anonymous>
Execution halted
* checking for unstated dependencies in 'tests' ... OK
* checking tests ... OK
  Running 'testthat.R'
* checking PDF version of manual ... [47s] OK
* checking HTML version of manual ... [37s] OK
* DONE
Status: 1 ERROR, 1 WARNING