test: fix re_printf format string for multithread test #1704

	name: Sanitizers

	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	jobs:
	sanitizers:
	runs-on: ${{ matrix.os }}

	strategy:
	matrix:
	os: [ubuntu-22.04]
	sanitizer: [thread, address, undefined]
	env:
	CC: clang-17
	CMAKE_GENERATOR: Ninja
	CFLAGS: "-fsanitize=${{ matrix.sanitizer }} -fno-sanitize-recover=all -fno-sanitize=function"
	ASAN_OPTIONS: fast_unwind_on_malloc=0

	steps:
	- uses: actions/checkout@v4

	- name: fix flaky azure mirrors
	if: ${{ runner.os == 'Linux' }}
	run: \|
	sudo sed -i 's/azure\./de\./' /etc/apt/sources.list

	- name: mmap rnd_bits workaround
	run: \|
	sudo sysctl -w vm.mmap_rnd_bits=28

	- name: install packages
	run: \|
	sudo apt-get update && sudo apt-get install -y ninja-build

	- name: Install clang-tools
	run: \|
	wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key \| sudo apt-key add -
	sudo add-apt-repository "deb http://apt.llvm.org/jammy/ llvm-toolchain-jammy-17 main"
	sudo apt-get update && sudo apt-get install -y clang-17

	- name: make info
	run: \|
	echo "OS: ${{ matrix.os }}"
	clang - --version

	- name: cmake
	run: \|
	cmake -B build -DHAVE_THREADS= && cmake --build build -j -t retest

	- name: retest
	run: \|
	./build/test/retest -av

Provide feedback