[INFO] updating cached repository codymalick/rusty-raft
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/codymalick/rusty-raft
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/codymalick/rusty-raft" "work/ex/clippy-test-run/sources/stable/gh/codymalick/rusty-raft"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/codymalick/rusty-raft'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/codymalick/rusty-raft" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/codymalick/rusty-raft"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/codymalick/rusty-raft'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 111f306839a918bde29ea8ae66c12df9bcdb2e2c
[INFO] sha for GitHub repo codymalick/rusty-raft: 111f306839a918bde29ea8ae66c12df9bcdb2e2c
[INFO] validating manifest of codymalick/rusty-raft on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of codymalick/rusty-raft on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing codymalick/rusty-raft
[INFO] finished frobbing codymalick/rusty-raft
[INFO] frobbed toml for codymalick/rusty-raft written to work/ex/clippy-test-run/sources/stable/gh/codymalick/rusty-raft/Cargo.toml
[INFO] started frobbing codymalick/rusty-raft
[INFO] finished frobbing codymalick/rusty-raft
[INFO] frobbed toml for codymalick/rusty-raft written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/codymalick/rusty-raft/Cargo.toml
[INFO] crate codymalick/rusty-raft has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting codymalick/rusty-raft against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/codymalick/rusty-raft:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dclippy::into_iter_on_array" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0f8c90869e65c9f75b52a143cd0ab239fcadba9d04b9e4cc8a71c194ea5aa79d
[INFO] running `"docker" "start" "-a" "0f8c90869e65c9f75b52a143cd0ab239fcadba9d04b9e4cc8a71c194ea5aa79d"`
[INFO] [stderr]     Checking rusty-raft v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/client.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 | /         match result {
[INFO] [stderr] 37 | |             Ok(line) => println!("{}", line),
[INFO] [stderr] 38 | |             _ => {},
[INFO] [stderr] 39 | |         }
[INFO] [stderr]    | |_________^ help: try this: `if let Ok(line) = result { println!("{}", line) }`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]   --> src/main.rs:27:10
[INFO] [stderr]    |
[INFO] [stderr] 27 |           .expect(
[INFO] [stderr]    |  __________^
[INFO] [stderr] 28 | |             &format!(
[INFO] [stderr] 29 | |                 "Could not parse port '{}'",
[INFO] [stderr] 30 | |                 port_arg
[INFO] [stderr] 31 | |             )
[INFO] [stderr] 32 | |         );
[INFO] [stderr]    | |_________^ help: try this: `unwrap_or_else(|_| panic!("Could not parse port '{}'", port_arg))`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::expect_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/client.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 | /         match result {
[INFO] [stderr] 37 | |             Ok(line) => println!("{}", line),
[INFO] [stderr] 38 | |             _ => {},
[INFO] [stderr] 39 | |         }
[INFO] [stderr]    | |_________^ help: try this: `if let Ok(line) = result { println!("{}", line) }`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]   --> src/main.rs:27:10
[INFO] [stderr]    |
[INFO] [stderr] 27 |           .expect(
[INFO] [stderr]    |  __________^
[INFO] [stderr] 28 | |             &format!(
[INFO] [stderr] 29 | |                 "Could not parse port '{}'",
[INFO] [stderr] 30 | |                 port_arg
[INFO] [stderr] 31 | |             )
[INFO] [stderr] 32 | |         );
[INFO] [stderr]    | |_________^ help: try this: `unwrap_or_else(|_| panic!("Could not parse port '{}'", port_arg))`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::expect_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "0f8c90869e65c9f75b52a143cd0ab239fcadba9d04b9e4cc8a71c194ea5aa79d"`
[INFO] running `"docker" "rm" "-f" "0f8c90869e65c9f75b52a143cd0ab239fcadba9d04b9e4cc8a71c194ea5aa79d"`
[INFO] [stdout] 0f8c90869e65c9f75b52a143cd0ab239fcadba9d04b9e4cc8a71c194ea5aa79d