* installing *source* package ‘mlstm’ ...
** this is package ‘mlstm’ version ‘0.1.1’
** using staged installation
** libs
specified C++17
using C++ compiler: ‘Debian clang version 21.1.8 (3+b1)’
using C++17
clang++-21 -std=gnu++17 -I"/home/hornik/tmp/R-d-clang-21/include" -DNDEBUG  -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/Rcpp/include' -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/RcppArmadillo/include' -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/RcppParallel/include' -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/BH/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic   -c LDA.cpp -o LDA.o
clang++-21 -std=gnu++17 -I"/home/hornik/tmp/R-d-clang-21/include" -DNDEBUG  -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/Rcpp/include' -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/RcppArmadillo/include' -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/RcppParallel/include' -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/BH/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic   -c MLSTM.cpp -o MLSTM.o
clang++-21 -std=gnu++17 -I"/home/hornik/tmp/R-d-clang-21/include" -DNDEBUG  -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/Rcpp/include' -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/RcppArmadillo/include' -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/RcppParallel/include' -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/BH/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic   -c RcppExports.cpp -o RcppExports.o
clang++-21 -std=gnu++17 -I"/home/hornik/tmp/R-d-clang-21/include" -DNDEBUG  -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/Rcpp/include' -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/RcppArmadillo/include' -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/RcppParallel/include' -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/BH/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic   -c STM.cpp -o STM.o
clang++-21 -std=gnu++17 -shared -L/home/hornik/tmp/R-d-clang-21/lib -Wl,-O1 -o mlstm.so LDA.o MLSTM.o RcppExports.o STM.o -llapack -L/home/hornik/tmp/R-d-clang-21/lib -lRblas -L/usr/lib/llvm-21/lib/clang/21/lib/linux -L/usr/lib/llvm-21/lib -lflang_rt.runtime -lm -L/home/hornik/tmp/R-d-clang-21/lib -lR
installing to /srv/hornik/tmp/CRAN_pretest/mlstm.Rcheck/00LOCK-mlstm/00new/mlstm/libs
** R
** inst
** byte-compile and prepare package for lazy loading
** help
*** installing help indices
** building package indices
** installing vignettes
** testing if installed package can be loaded from temporary location
Error: package or namespace load failed for ‘mlstm’ in dyn.load(file, DLLpath = DLLpath, ...):
 unable to load shared object '/srv/hornik/tmp/CRAN_pretest/mlstm.Rcheck/00LOCK-mlstm/00new/mlstm/libs/mlstm.so':
  /srv/hornik/tmp/CRAN_pretest/mlstm.Rcheck/00LOCK-mlstm/00new/mlstm/libs/mlstm.so: undefined symbol: _ZN12RcppParallel21tbbParallelReduceImplEmmRNS_14ReducerWrapperEmi
Error: loading failed
Execution halted
ERROR: loading failed
* removing ‘/srv/hornik/tmp/CRAN_pretest/mlstm.Rcheck/mlstm’