[INFO] updating cached repository Kacppian/tokugamu
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Kacppian/tokugamu
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Kacppian/tokugamu" "work/ex/clippy-test-run/sources/stable/gh/Kacppian/tokugamu"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/Kacppian/tokugamu'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Kacppian/tokugamu" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Kacppian/tokugamu"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Kacppian/tokugamu'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 59695615fc96c55acff85f3d5174a737d012e145
[INFO] sha for GitHub repo Kacppian/tokugamu: 59695615fc96c55acff85f3d5174a737d012e145
[INFO] validating manifest of Kacppian/tokugamu 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 Kacppian/tokugamu 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 Kacppian/tokugamu
[INFO] finished frobbing Kacppian/tokugamu
[INFO] frobbed toml for Kacppian/tokugamu written to work/ex/clippy-test-run/sources/stable/gh/Kacppian/tokugamu/Cargo.toml
[INFO] started frobbing Kacppian/tokugamu
[INFO] finished frobbing Kacppian/tokugamu
[INFO] frobbed toml for Kacppian/tokugamu written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Kacppian/tokugamu/Cargo.toml
[INFO] crate Kacppian/tokugamu 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 Kacppian/tokugamu against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/Kacppian/tokugamu:/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] 278efeecfa0bdaaea0835e7d618e758f056c1bfc3c38c85fcc6cea6bfadc97e6
[INFO] running `"docker" "start" "-a" "278efeecfa0bdaaea0835e7d618e758f056c1bfc3c38c85fcc6cea6bfadc97e6"`
[INFO] [stderr]     Checking tokugamu v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]  --> src/new_game.rs:4:21
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn start_game() -> () {
[INFO] [stderr]   |                     ^^^^^ help: remove the `-> ()`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]   --> src/new_game.rs:11:17
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn read_input() -> () {
[INFO] [stderr]    |                 ^^^^^ help: remove the `-> ()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]   --> src/new_game.rs:30:15
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn quit_app() -> () {
[INFO] [stderr]    |               ^^^^^ help: remove the `-> ()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]   --> src/new_game.rs:34:15
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn end_game() -> () {
[INFO] [stderr]    |               ^^^^^ help: remove the `-> ()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]   --> src/main.rs:37:11
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn help() -> () {
[INFO] [stderr]    |           ^^^^^ help: remove the `-> ()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]  --> src/new_game.rs:4:21
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn start_game() -> () {
[INFO] [stderr]   |                     ^^^^^ help: remove the `-> ()`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]   --> src/new_game.rs:11:17
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn read_input() -> () {
[INFO] [stderr]    |                 ^^^^^ help: remove the `-> ()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]   --> src/new_game.rs:30:15
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn quit_app() -> () {
[INFO] [stderr]    |               ^^^^^ help: remove the `-> ()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]   --> src/new_game.rs:34:15
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn end_game() -> () {
[INFO] [stderr]    |               ^^^^^ help: remove the `-> ()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]   --> src/main.rs:37:11
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn help() -> () {
[INFO] [stderr]    |           ^^^^^ help: remove the `-> ()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "278efeecfa0bdaaea0835e7d618e758f056c1bfc3c38c85fcc6cea6bfadc97e6"`
[INFO] running `"docker" "rm" "-f" "278efeecfa0bdaaea0835e7d618e758f056c1bfc3c38c85fcc6cea6bfadc97e6"`
[INFO] [stdout] 278efeecfa0bdaaea0835e7d618e758f056c1bfc3c38c85fcc6cea6bfadc97e6