* installing *source* package ‘persistence’ ...
** this is package ‘persistence’ version ‘1.0.0’
** package ‘persistence’ successfully unpacked and MD5 sums checked
** using staged installation
** libs
specified C++20
using C++ compiler: ‘Apple clang version 17.0.0 (clang-1700.3.19.1)’
using C++20
using SDK: ‘MacOSX14.5.sdk’
clang++ -arch arm64 -std=gnu++20 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG   -I/opt/R/arm64/include    -fPIC  -falign-functions=64 -Wall -g -O2   -c rwrapper.cpp -o rwrapper.o
In file included from rwrapper.cpp:25:
./milano_algorithm.h:387:26: error: no member named 'jthread' in namespace 'std'
  387 |         std::vector<std::jthread> threads;
      |                     ~~~~~^
1 error generated.
make: *** [rwrapper.o] Error 1
ERROR: compilation failed for package ‘persistence’
* removing ‘/Volumes/Builds/packages/sonoma-arm64/results/4.6/persistence.Rcheck/persistence’