[INFO] updating cached repository Cackbone/Find-The-Secret-Word
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Cackbone/Find-The-Secret-Word
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Cackbone/Find-The-Secret-Word" "work/ex/clippy-test-run/sources/stable/gh/Cackbone/Find-The-Secret-Word"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/Cackbone/Find-The-Secret-Word'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Cackbone/Find-The-Secret-Word" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Cackbone/Find-The-Secret-Word"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Cackbone/Find-The-Secret-Word'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ff3daee6d51106667959323d80a4af8129f939e5
[INFO] sha for GitHub repo Cackbone/Find-The-Secret-Word: ff3daee6d51106667959323d80a4af8129f939e5
[INFO] validating manifest of Cackbone/Find-The-Secret-Word 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 Cackbone/Find-The-Secret-Word 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 Cackbone/Find-The-Secret-Word
[INFO] finished frobbing Cackbone/Find-The-Secret-Word
[INFO] frobbed toml for Cackbone/Find-The-Secret-Word written to work/ex/clippy-test-run/sources/stable/gh/Cackbone/Find-The-Secret-Word/Cargo.toml
[INFO] started frobbing Cackbone/Find-The-Secret-Word
[INFO] finished frobbing Cackbone/Find-The-Secret-Word
[INFO] frobbed toml for Cackbone/Find-The-Secret-Word written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Cackbone/Find-The-Secret-Word/Cargo.toml
[INFO] crate Cackbone/Find-The-Secret-Word 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 Cackbone/Find-The-Secret-Word against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/Cackbone/Find-The-Secret-Word:/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" "-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] 8afbe94f07a0b2596245e5a4e91f341f60095333f3cbfffaccce2eea8fd63de2
[INFO] running `"docker" "start" "-a" "8afbe94f07a0b2596245e5a4e91f341f60095333f3cbfffaccce2eea8fd63de2"`
[INFO] [stderr]     Checking find_the_secret_word v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/main.rs:39:91
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let mut secret_word : Vec<Option<char>> = rand_word("words.txt").unwrap().chars().map(|c| Some(c)).collect();
[INFO] [stderr]    |                                                                                           ^^^^^^^^^^^ help: remove closure as shown: `Some`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/main.rs:39:91
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let mut secret_word : Vec<Option<char>> = rand_word("words.txt").unwrap().chars().map(|c| Some(c)).collect();
[INFO] [stderr]    |                                                                                           ^^^^^^^^^^^ help: remove closure as shown: `Some`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `"docker" "inspect" "8afbe94f07a0b2596245e5a4e91f341f60095333f3cbfffaccce2eea8fd63de2"`
[INFO] running `"docker" "rm" "-f" "8afbe94f07a0b2596245e5a4e91f341f60095333f3cbfffaccce2eea8fd63de2"`
[INFO] [stdout] 8afbe94f07a0b2596245e5a4e91f341f60095333f3cbfffaccce2eea8fd63de2