- using R version 4.5.1 (2025-06-13 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 'luz/DESCRIPTION' ... OK
- this is package 'luz' version '0.5.0'
- 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 'luz' can be installed ... OK
See the install log for details.
- 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 ... [3s] OK
- checking whether the package can be loaded with stated dependencies ... [3s] OK
- checking whether the package can be unloaded cleanly ... [2s] 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 ... [4s] 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 ... [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 ... [3s] ERROR
Running examples in 'luz-Ex.R' failed
The error most likely occurred in:
> ### Name: lr_finder
> ### Title: Learning Rate Finder
> ### Aliases: lr_finder
>
> ### ** Examples
>
> if (torch::torch_is_installed()) {
+ library(torch)
+ ds <- torch::tensor_dataset(x = torch_randn(100, 10), y = torch_randn(100, 1))
+ dl <- torch::dataloader(ds, batch_size = 32)
+ model <- torch::nn_linear
+ model <- model %>% setup(
+ loss = torch::nn_mse_loss(),
+ optimizer = torch::optim_adam
+ ) %>%
+ set_hparams(in_features = 10, out_features = 1)
+ records <- lr_finder(model, dl, verbose = FALSE)
+ plot(records)
+ }
- checking for unstated dependencies in 'tests' ... OK
- checking tests ... [4s] OK
Running 'testthat.R' [3s]
- checking for unstated dependencies in vignettes ... OK
- checking package vignettes ... OK
- checking re-building of vignette outputs ... [11s] ERROR
Error(s) in re-building vignettes:
--- re-building 'accelerator.Rmd' using rmarkdown
--- finished re-building 'accelerator.Rmd'
--- re-building 'custom-loop.Rmd' using rmarkdown
--- finished re-building 'custom-loop.Rmd'
--- re-building 'get-started.Rmd' using rmarkdown
SUMMARY: processing the following file failed:
'get-started.Rmd'
Error: Vignette re-building failed.
Execution halted
- checking PDF version of manual ... [25s] OK
- checking HTML version of manual ... [14s] OK
- DONE
Status: 2 ERRORs