ci: run ci with specified versions of rust #941

	name: CI

	on:
	pull_request: {}
	push:
	branches: main

	env:
	CARGO_INCREMENTAL: 0
	RUSTFLAGS: "-Dwarnings"

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	platform:
	- ubuntu-latest
	- macos-latest
	toolchain:
	- stable
	- 1.67.0 # MSRV
	steps:
	- uses: actions/checkout@v1
	- uses: dtolnay/rust-toolchain@master
	with:
	toolchain: ${{ matrix.toolchain }}
	- run: cargo build --release
	- run: cargo build --release --no-default-features
	- run: cargo build --release --no-default-features --features=passwords
	- run: cargo build --release --features=usb
	- run: cargo build --benches

	test:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	platform:
	- ubuntu-latest
	- macos-latest
	toolchain:
	- stable
	- 1.67.0 # MSRV
	steps:
	- uses: actions/checkout@v1
	- uses: dtolnay/rust-toolchain@master
	with:
	toolchain: ${{ matrix.toolchain }}
	- run: cargo test --features=mockhsm,secp256k1,untested

	rustfmt:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout sources
	uses: actions/checkout@v1
	- uses: dtolnay/rust-toolchain@master
	with:
	toolchain: stable
	components: rustfmt
	- name: Run cargo fmt
	uses: actions-rs/cargo@v1
	with:
	command: fmt
	args: --all -- --check

	clippy:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v1
	- uses: dtolnay/rust-toolchain@master
	with:
	toolchain: 1.71.0 # pinned to prevent CI breakages
	components: clippy
	- uses: actions-rs/cargo@v1
	with:
	command: clippy
	args: --all-features -- -D warnings

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