* using log directory ‘/srv/hornik/tmp/CRAN_pretest/tabnet.Rcheck’
* using R Under development (unstable) (2025-06-24 r88352)
* using platform: x86_64-pc-linux-gnu
* R was compiled by
    Debian clang version 19.1.7 (3)
    Debian flang-new version 19.1.7 (3)
* running under: Debian GNU/Linux 13 (trixie)
* using session charset: UTF-8
* checking for file ‘tabnet/DESCRIPTION’ ... OK
* this is package ‘tabnet’ version ‘0.8.0’
* package encoding: UTF-8
* checking CRAN incoming feasibility ... [5s/7s] NOTE
Maintainer: ‘Christophe Regouby <christophe.regouby@free.fr>’

Found the following (possibly) invalid file URIs:
  URI: articles/selfsupervised_training.html
    From: README.md
  URI: articles/tidymodels-interface.html
    From: README.md
  URI: articles/Missing_data_predictors.html
    From: README.md
  URI: articles/aum_loss.html
    From: README.md
* 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 executable files ... OK
* checking for hidden files and directories ... OK
* checking for portable file names ... OK
* checking for sufficient/correct file permissions ... OK
* checking whether package ‘tabnet’ can be installed ... [9s/9s] OK
* checking package directory ... OK
* checking for future file timestamps ... 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 ... [2s/2s] OK
* checking whether the package can be loaded with stated dependencies ... [2s/2s] OK
* checking whether the package can be unloaded cleanly ... [2s/2s] OK
* checking whether the namespace can be loaded with stated dependencies ... [2s/2s] OK
* checking whether the namespace can be unloaded cleanly ... [2s/2s] OK
* checking loading without being on the library search path ... [3s/3s] OK
* checking whether startup messages can be suppressed ... [2s/2s] 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 ... [13s/13s] OK
* checking Rd files ... [0s/0s] 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 installed files from ‘inst/doc’ ... OK
* checking files in ‘vignettes’ ... OK
* checking examples ... [3s/3s] ERROR
Running examples in ‘tabnet-Ex.R’ failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: entmax
> ### Title: Alpha-entmax
> ### Aliases: entmax entmax15
> 
> ### ** Examples
> 
> input <- torch::torch_randn(10,5, requires_grad = TRUE)
Error in (function (size, options)  : 
  Lantern is not loaded. Please use `install_torch()` to install additional dependencies.
Calls: <Anonymous> ... call_c_function -> do_call -> do.call -> <Anonymous>
Execution halted
* checking for unstated dependencies in ‘tests’ ... OK
* checking tests ... [3s/3s] OK
  Running ‘spelling.R’ [0s/0s]
  Running ‘testthat.R’ [3s/3s]
* checking for unstated dependencies in vignettes ... OK
* checking package vignettes ... OK
* checking re-building of vignette outputs ... [6s/5s] ERROR
Error(s) in re-building vignettes:
  ...
--- re-building ‘aum_loss.qmd’ using html


processing file: aum_loss.qmd
Error in cpp_torch_manual_seed(as.character(seed)) : 
  Lantern is not loaded. Please use `install_torch()` to install additional dependencies.
Calls: .main ... tabnet_initialize -> <Anonymous> -> cpp_torch_manual_seed

Quitting from aum_loss.qmd:113-134 [vanilia_models_fitting]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error in `cpp_torch_manual_seed()`:
! Lantern is not loaded. Please use `install_torch()` to install additional dependencies.
---
Backtrace:
     ▆
  1. ├─generics::fit(tab_wf, train)
  2. ├─workflows:::fit.workflow(tab_wf, train)
  3. │ └─workflows::.fit_model(workflow, control)
  4. │   ├─generics::fit(action_model, workflow = workflow, control = control)
  5. │   └─workflows:::fit.action_model(...)
  6. │     └─workflows:::fit_from_xy(spec, mold, case_weights, control_parsnip)
  7. │       ├─generics::fit_xy(...)
  8. │       └─parsnip::fit_xy.model_spec(...)
  9. │         └─parsnip:::xy_form(...)
 10. │           └─parsnip:::form_form(...)
 11. │             └─parsnip:::eval_mod(...)
 12. │               └─rlang::eval_tidy(e, env = envir, ...)
 13. ├─tabnet::tabnet_fit(...)
 14. └─tabnet:::tabnet_fit.formula(...)
 15.   └─tabnet:::tabnet_bridge(...)
 16.     └─tabnet:::tabnet_initialize(predictors, outcomes, config = config)
 17.       └─torch::torch_manual_seed(sample.int(1e+06, 1))
 18.         └─torch:::cpp_torch_manual_seed(as.character(seed))
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Execution halted
Error: processing vignette 'aum_loss.qmd' failed with diagnostics:
✖ Error running quarto cli.
Caused by error:
! System command 'quarto' failed
--- failed re-building ‘aum_loss.qmd’

SUMMARY: processing the following file failed:
  ‘aum_loss.qmd’

Error: Vignette re-building failed.
Execution halted

* checking PDF version of manual ... [3s/3s] OK
* checking HTML version of manual ... [1s/1s] OK
* checking for non-standard things in the check directory ... OK
* checking for detritus in the temp directory ... OK
* DONE
Status: 2 ERRORs, 1 NOTE