clean code and open logging #4

	name: Run tests on ch6

	on: [push]

	env:
	CARGO_TERM_COLOR: always
	rust_toolchain: nightly-2024-01-18

	jobs:
	run-tests:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	arch: [riscv64, x86_64, aarch64, loongarch64]
	steps:
	- uses: actions/checkout@v3
	- uses: actions-rs/toolchain@v1
	with:
	profile: minimal
	toolchain: ${{ env.rust_toolchain }}
	components: rust-src, llvm-tools-preview
	target: riscv64gc-unknown-none-elf
	- uses: actions-rs/install@v0.1
	with:
	crate: cargo-binutils
	version: latest
	use-tool-cache: true
	- name: Cache QEMU
	uses: actions/cache@v3
	with:
	path: qemu-8.2.1
	key: qemu-8.2.1-x86_64-riscv64
	- name: Install QEMU
	run: \|
	echo ${{ github.workspace }}
	wget https://github.com/ninja-build/ninja/releases/download/v1.10.2/ninja-linux.zip
	unzip ninja-linux.zip
	sudo mv ninja /usr/local/bin/
	ninja --version
	if [ ! -d qemu-8.2.1 ]; then
	wget https://download.qemu.org/qemu-8.2.1.tar.xz
	tar -xf qemu-8.2.1.tar.xz
	cd qemu-8.2.1
	./configure --target-list=riscv64-softmmu,x86_64-softmmu,loongarch64-softmmu,aarch64-softmmu
	make -j
	else
	cd qemu-8.2.1
	fi
	sudo make install
	qemu-system-riscv64 --version
	qemu-system-aarch64 --version
	qemu-system-loongarch64 --version
	qemu-system-x86_64 --version

	- name: Run usertests in ${{ matrix.arch }}
	run: \|
	cd os
	timeout 240 make run ARCH=${{ matrix.arch }} 2>&1 \| tee output.log \|\| echo "qemu exited"
	timeout-minutes: 10

	- name: Checkout output
	run : \|
	grep "All applications completed" os/output.log

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