* installing *source* package ‘fru’ ...
** this is package ‘fru’ version ‘0.0.2’
** package ‘fru’ successfully unpacked and MD5 sums checked
** using staged installation
cargo 1.92.0 (344c4567c 2025-10-21)
rustc 1.92.0 (ded5c06cf 2025-12-08)
** libs
using C compiler: ‘Apple clang version 17.0.0 (clang-1700.6.4.2)’
using SDK: ‘MacOSX26.2.sdk’
clang -mmacos-version-min=26 -std=gnu23 -I"/Users/ripley/R/R-devel/include" -DNDEBUG -DSTRICT_R_HEADERS -DR_NO_REMAP  -isystem /opt/R/arm64/include    -fPIC  -falign-functions=8 -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion -Wstrict-prototypes  -c wrapper.c -o wrapper.o
wrapper.c:81:36: warning: implicit conversion turns floating-point number into integer: 'double' to 'int' [-Wfloat-conversion]
   81 |     for(int e=0;e<n_ans;e++) ip[e]=NA_REAL;
      |                                   ~^~~~~~~
/Users/ripley/R/R-devel/include/R_ext/Arith.h:58:18: note: expanded from macro 'NA_REAL'
   58 | #define NA_REAL         R_NaReal
      |                         ^~~~~~~~
1 warning generated.
mkdir -p /Users/ripley/R/packages/tests-devel/fru/src/.cargo
cargo build --offline --release -j 2 --manifest-path=fru/Cargo.toml
make[1]: cargo: No such file or directory
make[1]: *** [fru/target/release/fru.a] Error 1
make[1]: Target `all' not remade because of errors.
ERROR: compilation failed for package ‘fru’
* removing ‘/Users/ripley/R/packages/tests-devel/fru.Rcheck/fru’