[INFO] updating cached repository IdeaJailbreak/game-of-life-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/IdeaJailbreak/game-of-life-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/IdeaJailbreak/game-of-life-rs" "work/ex/clippy-test-run/sources/stable/gh/IdeaJailbreak/game-of-life-rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/IdeaJailbreak/game-of-life-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/IdeaJailbreak/game-of-life-rs" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/IdeaJailbreak/game-of-life-rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/IdeaJailbreak/game-of-life-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9f3600ec40542a30bf2eb8f997de382c785a635b
[INFO] sha for GitHub repo IdeaJailbreak/game-of-life-rs: 9f3600ec40542a30bf2eb8f997de382c785a635b
[INFO] validating manifest of IdeaJailbreak/game-of-life-rs 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 IdeaJailbreak/game-of-life-rs 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 IdeaJailbreak/game-of-life-rs
[INFO] finished frobbing IdeaJailbreak/game-of-life-rs
[INFO] frobbed toml for IdeaJailbreak/game-of-life-rs written to work/ex/clippy-test-run/sources/stable/gh/IdeaJailbreak/game-of-life-rs/Cargo.toml
[INFO] started frobbing IdeaJailbreak/game-of-life-rs
[INFO] finished frobbing IdeaJailbreak/game-of-life-rs
[INFO] frobbed toml for IdeaJailbreak/game-of-life-rs written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/IdeaJailbreak/game-of-life-rs/Cargo.toml
[INFO] crate IdeaJailbreak/game-of-life-rs 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 IdeaJailbreak/game-of-life-rs against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/IdeaJailbreak/game-of-life-rs:/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] 94cb9ed69960b2d506af0f567f240759c32ca5e640474294eb9c55986f3a54c3
[INFO] running `"docker" "start" "-a" "94cb9ed69960b2d506af0f567f240759c32ca5e640474294eb9c55986f3a54c3"`
[INFO] [stderr]     Checking game-of-life v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]   --> src/main.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |         println!("");
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::println_empty_string)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]   --> src/main.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |         println!("");
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::println_empty_string)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: it looks like you're manually copying between slices
[INFO] [stderr]   --> src/main.rs:15:14
[INFO] [stderr]    |
[INFO] [stderr] 15 |     for i in 0..source_row.len() {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^ help: try replacing the loop by: `target_row[..source_row.len()].clone_from_slice(&source_row[..])`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::manual_memcpy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_memcpy
[INFO] [stderr] 
[INFO] [stderr] warning: it looks like you're manually copying between slices
[INFO] [stderr]   --> src/main.rs:15:14
[INFO] [stderr]    |
[INFO] [stderr] 15 |     for i in 0..source_row.len() {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^ help: try replacing the loop by: `target_row[..source_row.len()].clone_from_slice(&source_row[..])`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::manual_memcpy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_memcpy
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "94cb9ed69960b2d506af0f567f240759c32ca5e640474294eb9c55986f3a54c3"`
[INFO] running `"docker" "rm" "-f" "94cb9ed69960b2d506af0f567f240759c32ca5e640474294eb9c55986f3a54c3"`
[INFO] [stdout] 94cb9ed69960b2d506af0f567f240759c32ca5e640474294eb9c55986f3a54c3