ci: Install missing nproc in macos task

This avoids special-casing macos

Author: MarcoFalke

.github/workflows/ci.yml

@@ -105,7 +105,7 @@ jobs:
         run: |
           # A workaround for "The `brew link` step did not complete successfully" error.
           brew install --quiet python@3 || brew link --overwrite python@3
-          brew install --quiet ninja pkg-config gnu-getopt ccache boost libevent miniupnpc zeromq qt@5 qrencode
+          brew install --quiet coreutils ninja pkg-config gnu-getopt ccache boost libevent miniupnpc zeromq qt@5 qrencode
 
       - name: Set Ccache directory
         run: echo "CCACHE_DIR=${RUNNER_TEMP}/ccache_dir" >> "$GITHUB_ENV"

ci/test/03_test_script.sh

@@ -13,12 +13,11 @@ export LSAN_OPTIONS="suppressions=${BASE_ROOT_DIR}/test/sanitizer_suppressions/l
 export TSAN_OPTIONS="suppressions=${BASE_ROOT_DIR}/test/sanitizer_suppressions/tsan:halt_on_error=1"
 export UBSAN_OPTIONS="suppressions=${BASE_ROOT_DIR}/test/sanitizer_suppressions/ubsan:print_stacktrace=1:halt_on_error=1:report_error_type=1"
 
+echo "Number of available processing units: $(nproc)"
 if [ "$CI_OS_NAME" == "macos" ]; then
   top -l 1 -s 0 | awk ' /PhysMem/ {print}'
-  echo "Number of CPUs: $(sysctl -n hw.logicalcpu)"
 else
   free -m -h
-  echo "Number of CPUs (nproc): $(nproc)"
   echo "System info: $(uname --kernel-name --kernel-release)"
   lscpu
 fi