* using log directory 'd:/RCompile/CRANincoming/R-devel/unfold.Rcheck'
* using R Under development (unstable) (2025-08-19 r88650 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 'unfold/DESCRIPTION' ... OK
* checking extension type ... Package
* this is package 'unfold' version '1.0.0'
* package encoding: UTF-8
* checking CRAN incoming feasibility ... NOTE
Maintainer: 'Giancarlo Vercellino <giancarlo.vercellino@gmail.com>'

New submission

Possibly misspelled words in DESCRIPTION:
  reframed (7:231, 7:315)
  variational (7:16, 7:258)
* 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 'unfold' can be installed ... OK
* 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 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 ... [12s] 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 contents of 'data' directory ... OK
* checking data for non-ASCII characters ... OK
* checking LazyData ... OK
* checking data for ASCII and uncompressed saves ... OK
* checking examples ... OK
* checking for unstated dependencies in 'tests' ... OK
* checking tests ... ERROR
  Running 'testthat.R'
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/testing-design.html#sec-tests-files-overview
  > # * https://testthat.r-lib.org/articles/special-files.html
  > 
  > library(testthat)
  > library(unfold)
  > 
  > test_check("unfold")
  [ FAIL 3 | WARN 0 | SKIP 0 | PASS 0 ]
  
  ══ Failed tests ════════════════════════════════════════════════════════════════
  ── Error ('test-main.R:15:3'): unfold returns expected object structure ────────
  <std::runtime_error/C++Error/error/condition>
  Error in `torch_tensor_cpp(data, dtype, device, requires_grad, pin_memory)`: Lantern is not loaded. Please use `install_torch()` to install additional dependencies.
  Backtrace:
      ▆
   1. └─unfold::unfold(...) at test-main.R:15:3
   2.   └─torch::torch_tensor(reframed_array)
   3.     └─Tensor$new(data, dtype, device, requires_grad, pin_memory)
   4.       └─methods$initialize(NULL, NULL, ...)
   5.         └─torch:::torch_tensor_cpp(...)
  ── Error ('test-main.R:30:3'): predictive functions exist and are callable ─────
  <std::runtime_error/C++Error/error/condition>
  Error in `torch_tensor_cpp(data, dtype, device, requires_grad, pin_memory)`: Lantern is not loaded. Please use `install_torch()` to install additional dependencies.
  Backtrace:
      ▆
   1. └─unfold::unfold(...) at test-main.R:30:3
   2.   └─torch::torch_tensor(reframed_array)
   3.     └─Tensor$new(data, dtype, device, requires_grad, pin_memory)
   4.       └─methods$initialize(NULL, NULL, ...)
   5.         └─torch:::torch_tensor_cpp(...)
  ── Error ('test-main.R:43:3'): unfold is reproducible with fixed seed (within tolerance) ──
  <std::runtime_error/C++Error/error/condition>
  Error in `torch_tensor_cpp(data, dtype, device, requires_grad, pin_memory)`: Lantern is not loaded. Please use `install_torch()` to install additional dependencies.
  Backtrace:
      ▆
   1. └─unfold::unfold(...) at test-main.R:43:3
   2.   └─torch::torch_tensor(reframed_array)
   3.     └─Tensor$new(data, dtype, device, requires_grad, pin_memory)
   4.       └─methods$initialize(NULL, NULL, ...)
   5.         └─torch:::torch_tensor_cpp(...)
  
  [ FAIL 3 | WARN 0 | SKIP 0 | PASS 0 ]
  Error: Test failures
  Execution halted
* checking PDF version of manual ... [13s] OK
* checking HTML version of manual ... OK
* DONE
Status: 1 ERROR, 1 NOTE