* installing *source* package ‘tinytorch’ ...
** this is package ‘tinytorch’ version ‘0.2.0’
** using staged installation
* libtorch not found: using stub backend
  Searched: LIBTORCH_HOME, ~/.local/lib/libtorch, torch R package
  Install libtorch with tinytorch::install_libtorch() and reinstall
Generated src/Makevars (stub mode)
** libs
using C compiler: ‘Debian clang version 21.1.8 (3+b1)’
using C++ compiler: ‘Debian clang version 21.1.8 (3+b1)’
clang-21 -std=gnu23 -I"/home/hornik/tmp/R-d-clang-21/include" -DNDEBUG -DTINYTORCH_HAVE_LIBTORCH=0 -I'/home/hornik/lib/R/Library/4.7/x86_64-linux-gnu/Rcpp/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic -c stubs.c -o stubs.o
clang++-21 -std=gnu++20 -shared -L/home/hornik/tmp/R-d-clang-21/lib -Wl,-O1 -o tinytorch.so stubs.o -L/home/hornik/tmp/R-d-clang-21/lib -lR
installing to /srv/hornik/tmp/CRAN_pretest/tinytorch.Rcheck/00LOCK-tinytorch/00new/tinytorch/libs
** R
** inst
** byte-compile and prepare package for lazy loading
** help
*** installing help indices
** building package indices
** testing if installed package can be loaded from temporary location
** checking absolute paths in shared objects and dynamic libraries
** testing if installed package can be loaded from final location
** testing if installed package keeps a record of temporary installation path
* DONE (tinytorch)