$ cat test.sh
echo "Checking binary ${CARGO_TARGET_DIR}/thumbv8m.main-none-eabihf/debug/watchdog..." >> /tmp/build.log
cargo build --bin watchdog --target=thumbv8m.main-none-eabihf
readelf -h ${CARGO_TARGET_DIR}/thumbv8m.main-none-eabihf/debug/watchdog | grep "System V"
$ cargo bisect-rustc --preserve --target=thumbv8m.main-none-eabihf --script ./test.sh --start 1.88.0 --end 1.89.0