Revert "`SingleChipLayouter`: panic if `assign_region` is called more… #114

	name: CI checks

	on: [pull_request, push]

	jobs:
	test:
	name: Test on ${{ matrix.os }}
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest]

	steps:
	- uses: actions/checkout@v3
	- uses: actions-rs/toolchain@v1
	with:
	override: false
	- name: Run tests
	uses: actions-rs/cargo@v1
	with:
	command: test
	args: --verbose --release --all --all-features

	example:
	name: Examples on ubuntu
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v3
	- uses: actions-rs/toolchain@v1
	with:
	override: false
	- name: Run examples
	run: cargo run --example serialization
	cargo run --example shuffle
	cargo run --example shuffle_api

	fmt:
	name: Rustfmt
	timeout-minutes: 30
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- uses: actions-rs/toolchain@v1
	with:
	override: false
	- run: rustup component add rustfmt
	- uses: actions-rs/cargo@v1
	with:
	command: fmt
	args: --all -- --check

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