* installing to library ‘/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages’
* installing *source* package ‘rrecsys’ ...
** package ‘rrecsys’ successfully unpacked and MD5 sums checked
** using staged installation
** libs
using C++ compiler: ‘Debian clang version 18.1.4 (1)’
make[1]: Entering directory '/tmp/RtmpQGBuaB/R.INSTALL7644d3898b887/rrecsys/src'
clang++-18 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG  -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic  -c FSVDupdater.cpp -o FSVDupdater.o
clang++-18 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG  -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic  -c FSVDupdaterSparseMat.cpp -o FSVDupdaterSparseMat.o
clang++-18 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG  -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic  -c ItemSimil.cpp -o ItemSimil.o
clang++-18 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG  -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic  -c ItemSimilSparse.cpp -o ItemSimilSparse.o
ItemSimilSparse.cpp:8:11: warning: unused variable 'BEGINNING' [-Wunused-const-variable]
    8 | const int BEGINNING = 0;
      |           ^~~~~~~~~
1 warning generated.
clang++-18 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG  -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic  -c RcppExports.cpp -o RcppExports.o
clang++-18 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG  -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic  -c UserSimil.cpp -o UserSimil.o
clang++-18 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG  -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic  -c UserSimilSparseMat.cpp -o UserSimilSparseMat.o
clang++-18 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG  -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic  -c itemMFCount.cpp -o itemMFCount.o
clang++-18 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG  -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic  -c predictIB.cpp -o predictIB.o
clang++-18 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG  -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic  -c predictUB.cpp -o predictUB.o
clang++-18 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG  -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic  -c predictUBSparse.cpp -o predictUBSparse.o
clang++-18 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG  -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic  -c predictUV.cpp -o predictUV.o
clang++-18 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG  -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I/usr/local/include -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic  -c weightedSlopeOneRM.cpp -o weightedSlopeOneRM.o
clang++-18 -std=gnu++17 -shared -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -Wl,-O1 -o rrecsys.so FSVDupdater.o FSVDupdaterSparseMat.o ItemSimil.o ItemSimilSparse.o RcppExports.o UserSimil.o UserSimilSparseMat.o itemMFCount.o predictIB.o predictUB.o predictUBSparse.o predictUV.o weightedSlopeOneRM.o -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -lR
make[1]: Leaving directory '/tmp/RtmpQGBuaB/R.INSTALL7644d3898b887/rrecsys/src'
make[1]: Entering directory '/tmp/RtmpQGBuaB/R.INSTALL7644d3898b887/rrecsys/src'
make[1]: Leaving directory '/tmp/RtmpQGBuaB/R.INSTALL7644d3898b887/rrecsys/src'
installing to /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/00LOCK-rrecsys/00new/rrecsys/libs
** R
** data
** inst
** byte-compile and prepare package for lazy loading
Creating a new generic function for ‘predict’ in package ‘rrecsys’
Creating a generic function for ‘ncol’ from package ‘base’ in package ‘rrecsys’
Creating a generic function for ‘nrow’ from package ‘base’ in package ‘rrecsys’
** help
*** installing help indices
** building package indices
** installing vignettes
** 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
* creating tarball
packaged installation of ‘rrecsys’ as ‘rrecsys_0.9.7.3.1_R_x86_64-pc-linux-gnu.tar.gz’
* DONE (rrecsys)