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### Running command:
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###   /Library/Frameworks/R.framework/Resources/bin/R CMD build --keep-empty-dirs --no-resave-data gpuMagic
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* checking for file ‘gpuMagic/DESCRIPTION’ ... OK
* preparing ‘gpuMagic’:
* checking DESCRIPTION meta-information ... OK
* cleaning src
* installing the package to build vignettes
      -----------------------------------
* installing *source* package ‘gpuMagic’ ...
** using staged installation
** libs
using C++ compiler: ‘Apple clang version 15.0.0 (clang-1500.1.0.2.5)’
using C++11
using SDK: ‘MacOSX11.3.sdk’
clang++ -arch arm64 -std=gnu++11 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG -I/Library/Frameworks/R.framework/Resources/include -I../inst/include/OpenCL_header -DCL_TARGET_OPENCL_VERSION=220 -DCL_USE_DEPRECATED_OPENCL_1_2_APIS  -DCL_SILENCE_DEPRECATION -I'/Library/Frameworks/R.framework/Versions/4.4-arm64/Resources/library/Rcpp/include' -I/opt/R/arm64/include    -fPIC  -falign-functions=64 -Wall -g -O2   -c C_Interface.cpp -o C_Interface.o
clang++ -arch arm64 -std=gnu++11 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG -I/Library/Frameworks/R.framework/Resources/include -I../inst/include/OpenCL_header -DCL_TARGET_OPENCL_VERSION=220 -DCL_USE_DEPRECATED_OPENCL_1_2_APIS  -DCL_SILENCE_DEPRECATION -I'/Library/Frameworks/R.framework/Versions/4.4-arm64/Resources/library/Rcpp/include' -I/opt/R/arm64/include    -fPIC  -falign-functions=64 -Wall -g -O2   -c R_functionRegistration.cpp -o R_functionRegistration.o
clang++ -arch arm64 -std=gnu++11 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG -I/Library/Frameworks/R.framework/Resources/include -I../inst/include/OpenCL_header -DCL_TARGET_OPENCL_VERSION=220 -DCL_USE_DEPRECATED_OPENCL_1_2_APIS  -DCL_SILENCE_DEPRECATION -I'/Library/Frameworks/R.framework/Versions/4.4-arm64/Resources/library/Rcpp/include' -I/opt/R/arm64/include    -fPIC  -falign-functions=64 -Wall -g -O2   -c Tools.cpp -o Tools.o
Tools.cpp:41:8: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
        error(errorInfo.c_str());
              ^~~~~~~~~~~~~~~~~
Tools.cpp:41:8: note: treat the string as an argument to avoid this
        error(errorInfo.c_str());
              ^
              "%s", 
Tools.cpp:51:10: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
        warning(warningInfo.c_str());
                ^~~~~~~~~~~~~~~~~~~
Tools.cpp:51:10: note: treat the string as an argument to avoid this
        warning(warningInfo.c_str());
                ^
                "%s", 
Tools.cpp:60:10: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
        Rprintf(msg.c_str());
                ^~~~~~~~~~~
Tools.cpp:60:10: note: treat the string as an argument to avoid this
        Rprintf(msg.c_str());
                ^
                "%s", 
3 warnings generated.
clang++ -arch arm64 -std=gnu++11 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG -I/Library/Frameworks/R.framework/Resources/include -I../inst/include/OpenCL_header -DCL_TARGET_OPENCL_VERSION=220 -DCL_USE_DEPRECATED_OPENCL_1_2_APIS  -DCL_SILENCE_DEPRECATION -I'/Library/Frameworks/R.framework/Versions/4.4-arm64/Resources/library/Rcpp/include' -I/opt/R/arm64/include    -fPIC  -falign-functions=64 -Wall -g -O2   -c kernelManager.cpp -o kernelManager.o
clang++ -arch arm64 -std=gnu++11 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG -I/Library/Frameworks/R.framework/Resources/include -I../inst/include/OpenCL_header -DCL_TARGET_OPENCL_VERSION=220 -DCL_USE_DEPRECATED_OPENCL_1_2_APIS  -DCL_SILENCE_DEPRECATION -I'/Library/Frameworks/R.framework/Versions/4.4-arm64/Resources/library/Rcpp/include' -I/opt/R/arm64/include    -fPIC  -falign-functions=64 -Wall -g -O2   -c openArray.cpp -o openArray.o
clang++ -arch arm64 -std=gnu++11 -dynamiclib -Wl,-headerpad_max_install_names -undefined dynamic_lookup -L/Library/Frameworks/R.framework/Resources/lib -L/opt/R/arm64/lib -o gpuMagic.so C_Interface.o R_functionRegistration.o Tools.o kernelManager.o openArray.o -framework OpenCL -F/Library/Frameworks/R.framework/.. -framework R -Wl,-framework -Wl,CoreFoundation
installing to /private/var/folders/r0/l4fjk6cj5xj0j3brt4bplpl40000gt/T/Rtmpk7YhAN/Rinst2579492b3f55/00LOCK-gpuMagic/00new/gpuMagic/libs
** R
** inst
** byte-compile and prepare package for lazy loading
Error in dyn.load(file, DLLpath = DLLpath, ...) : 
  unable to load shared object '/Library/Frameworks/R.framework/Versions/4.4-arm64/Resources/library/readxl/libs/readxl.so':
  dlopen(/Library/Frameworks/R.framework/Versions/4.4-arm64/Resources/library/readxl/libs/readxl.so, 0x0006): Symbol not found: _iconv
  Referenced from: <FD6FB17B-8454-3F39-A16C-DE444F5ECD91> /Library/Frameworks/R.framework/Versions/4.4-arm64/Resources/library/readxl/libs/readxl.so
  Expected in:     <5071C9AE-D5F8-3824-BAFF-EA562080A74A> /Library/Frameworks/R.framework/Versions/4.4-arm64/Resources/lib/libR.dylib
Calls: <Anonymous> ... asNamespace -> loadNamespace -> library.dynam -> dyn.load
Execution halted
ERROR: lazy loading failed for package ‘gpuMagic’
* removing ‘/private/var/folders/r0/l4fjk6cj5xj0j3brt4bplpl40000gt/T/Rtmpk7YhAN/Rinst2579492b3f55/gpuMagic’
      -----------------------------------
ERROR: package installation failed