[INFO] updating cached repository wyzxxx123/rustfirst
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/wyzxxx123/rustfirst
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/wyzxxx123/rustfirst" "work/ex/clippy-test-run/sources/stable/gh/wyzxxx123/rustfirst"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/wyzxxx123/rustfirst'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/wyzxxx123/rustfirst" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/wyzxxx123/rustfirst"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/wyzxxx123/rustfirst'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1818c8716b2f777a668eeb1f6b09aa743ec5978b
[INFO] sha for GitHub repo wyzxxx123/rustfirst: 1818c8716b2f777a668eeb1f6b09aa743ec5978b
[INFO] validating manifest of wyzxxx123/rustfirst 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 wyzxxx123/rustfirst 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 wyzxxx123/rustfirst
[INFO] finished frobbing wyzxxx123/rustfirst
[INFO] frobbed toml for wyzxxx123/rustfirst written to work/ex/clippy-test-run/sources/stable/gh/wyzxxx123/rustfirst/Cargo.toml
[INFO] started frobbing wyzxxx123/rustfirst
[INFO] finished frobbing wyzxxx123/rustfirst
[INFO] frobbed toml for wyzxxx123/rustfirst written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/wyzxxx123/rustfirst/Cargo.toml
[INFO] crate wyzxxx123/rustfirst 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 wyzxxx123/rustfirst 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-2/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/wyzxxx123/rustfirst:/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] 566179dbaaf698f46060576b4a9a5a00f01c21d4c1ced0fbc03b28c0bd928a25
[INFO] running `"docker" "start" "-a" "566179dbaaf698f46060576b4a9a5a00f01c21d4c1ced0fbc03b28c0bd928a25"`
[INFO] [stderr]     Checking libc v0.2.17
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: called `ok().expect()` on a Result value. You can call `expect` directly on the `Result`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | /     io::stdin().read_line(&mut guess)
[INFO] [stderr] 19 | |                 .ok()
[INFO] [stderr] 20 | |                 .expect("Failed to read line");
[INFO] [stderr]    | |______________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ok_expect)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ok_expect
[INFO] [stderr] 
[INFO] [stderr] warning: called `ok().expect()` on a Result value. You can call `expect` directly on the `Result`
[INFO] [stderr]   --> src/main.rs:22:21
[INFO] [stderr]    |
[INFO] [stderr] 22 |       let guess:u32 = guess.trim().parse()
[INFO] [stderr]    |  _____________________^
[INFO] [stderr] 23 | |             .ok()
[INFO] [stderr] 24 | |             .expect("Please type a number!");
[INFO] [stderr]    | |____________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ok_expect
[INFO] [stderr] 
[INFO] [stderr] warning: called `ok().expect()` on a Result value. You can call `expect` directly on the `Result`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | /     io::stdin().read_line(&mut guess)
[INFO] [stderr] 19 | |                 .ok()
[INFO] [stderr] 20 | |                 .expect("Failed to read line");
[INFO] [stderr]    | |______________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ok_expect)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ok_expect
[INFO] [stderr] 
[INFO] [stderr] warning: called `ok().expect()` on a Result value. You can call `expect` directly on the `Result`
[INFO] [stderr]   --> src/main.rs:22:21
[INFO] [stderr]    |
[INFO] [stderr] 22 |       let guess:u32 = guess.trim().parse()
[INFO] [stderr]    |  _____________________^
[INFO] [stderr] 23 | |             .ok()
[INFO] [stderr] 24 | |             .expect("Please type a number!");
[INFO] [stderr]    | |____________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ok_expect
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.29s
[INFO] running `"docker" "inspect" "566179dbaaf698f46060576b4a9a5a00f01c21d4c1ced0fbc03b28c0bd928a25"`
[INFO] running `"docker" "rm" "-f" "566179dbaaf698f46060576b4a9a5a00f01c21d4c1ced0fbc03b28c0bd928a25"`
[INFO] [stdout] 566179dbaaf698f46060576b4a9a5a00f01c21d4c1ced0fbc03b28c0bd928a25