Rust

README: display clear errors in the example #184

Job	Run time
Integration Tests (Rust Stable with curl-client)	2m 8s
Style Check (clippy)	31s
Code Coverage (stable/ubuntu-latest)	3m 31s
README Format Check	1m 5s
Integration Tests (Rust Stable with h1-client)	1m 10s
Integration Tests (Rust Stable with h1-client-rustls)	1m 55s
Style Checks (rustfmt)	13s
Integration Tests (Rust Stable with hyper-client)	1m 17s
Unit and Doc Tests (Rust MSRV on ubuntu-latest)	3m 36s
Integration Tests (Rust Stable with reqwest-client)	1m 7s
Unit and Doc Tests (Rust MSRV on windows-latest)	4m 47s
Integration Tests (Rust Stable with reqwest-client-rustls)	1m 53s
Unit and Doc Tests (Rust MSRV on macOS-latest)	7m 13s
Unit and Doc Tests (Rust Stable on ubuntu-latest)	50s
Unit and Doc Tests (Rust Stable on windows-latest)	6m 1s
Unit and Doc Tests (Rust Stable on macOS-latest)	2m 42s
Unit and Doc Tests (Rust Beta on ubuntu-latest)	57s
Unit and Doc Tests (Rust Beta on windows-latest)	2m 10s
Unit and Doc Tests (Rust Beta on macOS-latest)	2m 20s
Unit and Doc Tests (Rust Nightly on ubuntu-latest)	1m 46s
Unit and Doc Tests (Rust Nightly on windows-latest)	58s
Unit and Doc Tests (Rust Nightly on macOS-latest)	1m 44s
pages	0s
	49m 54s

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