prioritize `NoSpace` error more #428

	name: PR build
	on: [pull_request]

	jobs:
	lint:
	name: Linting
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2

	- name: Install Rust nightly
	run: rustup update nightly && rustup default nightly && rustup component add rustfmt clippy

	- name: Check the code formatting with rustfmt
	run: cargo fmt --all -- --check

	- name: Ensure there are no warnings with Clippy
	run: cargo clippy --all -- -Dwarnings

	- name: Check if the configuration is correct
	run: \|
	cargo run -- create-lists
	cargo run -- check-config

	test:
	name: Linux testing
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2

	- name: Install Rust nightly
	run: rustup update nightly && rustup default nightly

	- name: Build Crater
	run: cargo build

	- name: Run Crater tests
	run: \|
	cargo run -- create-lists
	cargo test

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