Rust

fix: simplify error handling with anyhow::Context #880

Job	Run time
rustfmt	11s
clippy (stable)	17s
clippy (beta)	20s
Release x86_64-unknown-linux-gnu	1m 1s
clippy (nightly)	20s
test (stable, ubuntu-latest)	18s
Release aarch64-unknown-linux-gnu	1m 9s
test (stable, macos-latest)	23s
Release armv7-unknown-linux-gnueabihf	1m 39s
test (stable, windows-latest)	2m 5s
test (beta, ubuntu-latest)	22s
Release arm-unknown-linux-gnueabihf	1m 5s
test (beta, macos-latest)	29s
Release riscv64gc-unknown-linux-gnu	1m 18s
test (beta, windows-latest)	1m 45s
Release x86_64-apple-darwin	1m 3s
test (nightly, ubuntu-latest)	29s
Release aarch64-apple-darwin	50s
test (nightly, macos-latest)	28s
Release x86_64-pc-windows-msvc	3m 6s
test (nightly, windows-latest)	1m 29s
Release aarch64-pc-windows-msvc	3m 29s
test (1.74, ubuntu-latest)	30s
test (1.74, macos-latest)	31s
test (1.74, windows-latest)	55s
	25m 32s

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