[INFO] updating cached repository Phyllostachys/rubiks_scramble
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Phyllostachys/rubiks_scramble
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Phyllostachys/rubiks_scramble" "work/ex/clippy-test-run/sources/stable/gh/Phyllostachys/rubiks_scramble"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/Phyllostachys/rubiks_scramble'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Phyllostachys/rubiks_scramble" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Phyllostachys/rubiks_scramble"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Phyllostachys/rubiks_scramble'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dd6924ea4d8a22e5c55129b63318ff45c180ac3b
[INFO] sha for GitHub repo Phyllostachys/rubiks_scramble: dd6924ea4d8a22e5c55129b63318ff45c180ac3b
[INFO] validating manifest of Phyllostachys/rubiks_scramble 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 Phyllostachys/rubiks_scramble 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 Phyllostachys/rubiks_scramble
[INFO] finished frobbing Phyllostachys/rubiks_scramble
[INFO] frobbed toml for Phyllostachys/rubiks_scramble written to work/ex/clippy-test-run/sources/stable/gh/Phyllostachys/rubiks_scramble/Cargo.toml
[INFO] started frobbing Phyllostachys/rubiks_scramble
[INFO] finished frobbing Phyllostachys/rubiks_scramble
[INFO] frobbed toml for Phyllostachys/rubiks_scramble written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Phyllostachys/rubiks_scramble/Cargo.toml
[INFO] crate Phyllostachys/rubiks_scramble 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 Phyllostachys/rubiks_scramble 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-6/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/Phyllostachys/rubiks_scramble:/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] d43269d0457d423134ff9b905a09b73dc0bf567de1dfabe8e2a2a6d9aea9f4e1
[INFO] running `"docker" "start" "-a" "d43269d0457d423134ff9b905a09b73dc0bf567de1dfabe8e2a2a6d9aea9f4e1"`
[INFO] [stderr]     Checking rubiks_scramble v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]   --> src/main.rs:42:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |             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:42:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |             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: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:14:10
[INFO] [stderr]    |
[INFO] [stderr] 14 |         .unwrap_or(std::string::String::from("3"))
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| std::string::String::from("3"))`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is used to index `moves`
[INFO] [stderr]   --> src/main.rs:39:14
[INFO] [stderr]    |
[INFO] [stderr] 39 |     for i in 0..moves.len() {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 39 |     for (i, <item>) in moves.iter().enumerate() {
[INFO] [stderr]    |         ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:14:10
[INFO] [stderr]    |
[INFO] [stderr] 14 |         .unwrap_or(std::string::String::from("3"))
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| std::string::String::from("3"))`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is used to index `moves`
[INFO] [stderr]   --> src/main.rs:39:14
[INFO] [stderr]    |
[INFO] [stderr] 39 |     for i in 0..moves.len() {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 39 |     for (i, <item>) in moves.iter().enumerate() {
[INFO] [stderr]    |         ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "d43269d0457d423134ff9b905a09b73dc0bf567de1dfabe8e2a2a6d9aea9f4e1"`
[INFO] running `"docker" "rm" "-f" "d43269d0457d423134ff9b905a09b73dc0bf567de1dfabe8e2a2a6d9aea9f4e1"`
[INFO] [stdout] d43269d0457d423134ff9b905a09b73dc0bf567de1dfabe8e2a2a6d9aea9f4e1