* using log directory 'd:/Rcompile/CRANpkg/local/4.4/shrinkGPR.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 'shrinkGPR/DESCRIPTION' ... OK * checking extension type ... Package * this is package 'shrinkGPR' version '1.1' * 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 'shrinkGPR' 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 ... [4s] OK * checking whether the package can be loaded with stated dependencies ... [4s] OK * checking whether the package can be unloaded cleanly ... [4s] OK * checking whether the namespace can be loaded with stated dependencies ... [3s] OK * checking whether the namespace can be unloaded cleanly ... [4s] OK * checking loading without being on the library search path ... [4s] OK * checking whether startup messages can be suppressed ... [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 ... [12s] 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 examples ... [5s] ERROR Running examples in 'shrinkGPR-Ex.R' failed The error most likely occurred in: > ### Name: kernel_functions > ### Title: Kernel Functions for Gaussian Processes > ### Aliases: kernel_functions kernel_se kernel_matern_12 kernel_matern_32 > ### kernel_matern_52 > > ### ** Examples > > if (torch::torch_is_installed()) { + # Example inputs + torch::torch_manual_seed(123) + n_latent <- 3 + d <- 2 + N <- 5 + thetas <- torch::torch_randn(n_latent, d)$abs() + tau <- torch::torch_randn(n_latent)$abs() + x <- torch::torch_randn(N, d) + + # Compute the SE kernel + K_se <- kernel_se(thetas, tau, x) + print(K_se) + + # Compute the Matérn 3/2 kernel + K_matern32 <- kernel_matern_32(thetas, tau, x) + print(K_matern32) + + # Compute the Matérn 5/2 kernel with x_star + x_star <- torch::torch_randn(3, d) + K_matern52 <- kernel_matern_52(thetas, tau, x, x_star) + print(K_matern52) + } * checking for unstated dependencies in 'tests' ... OK * checking tests ... [4s] ERROR Running 'testthat.R' [4s] 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(shrinkGPR) Welcome to shrinkGPR version 1.1. NOTE: No CUDA installation detected. This may be quite slow for larger datasets. Consider installing CUDA for GPU acceleration. Information on this can be found at: https://cran.r-project.org/web/packages/torch/vignettes/installation.html > > test_check("shrinkGPR") * checking PDF version of manual ... [24s] OK * checking HTML version of manual ... [5s] OK * DONE Status: 2 ERRORs