* installing *source* package ‘churon’ ...
** this is package ‘churon’ version ‘0.1.12’
** package ‘churon’ successfully unpacked and MD5 sums checked
** using staged installation
Using cargo 1.91.1 and rustc 1.91.1.
** libs
using C compiler: ‘Apple clang version 14.0.3 (clang-1403.0.22.14.1)’
using SDK: ‘MacOSX11.3.1.sdk’
rm -Rf churon.so ./rust/target/release/libchuron.a entrypoint.o
clang -arch arm64 -std=gnu2x -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG   -I/opt/R/arm64/include    -fPIC  -falign-functions=64 -Wall -g -O2  -c entrypoint.c -o entrypoint.o
# Check rustc version
rustc --version
make: rustc: No such file or directory
make: *** [rust/target/release/libchuron.a] Error 1
make: *** Waiting for unfinished jobs....
ERROR: compilation failed for package ‘churon’
* removing ‘/Volumes/Builds/packages/big-sur-arm64/results/4.5/churon.Rcheck/churon’