[INFO] updating cached repository yasuyuky/yard-lang
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/yasuyuky/yard-lang
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/yasuyuky/yard-lang" "work/ex/clippy-test-run/sources/stable/gh/yasuyuky/yard-lang"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/yasuyuky/yard-lang'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/yasuyuky/yard-lang" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/yasuyuky/yard-lang"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/yasuyuky/yard-lang'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 69ec450ede307653f8ac8ed5c493aa07841ffd18
[INFO] sha for GitHub repo yasuyuky/yard-lang: 69ec450ede307653f8ac8ed5c493aa07841ffd18
[INFO] validating manifest of yasuyuky/yard-lang 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 yasuyuky/yard-lang 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 yasuyuky/yard-lang
[INFO] finished frobbing yasuyuky/yard-lang
[INFO] frobbed toml for yasuyuky/yard-lang written to work/ex/clippy-test-run/sources/stable/gh/yasuyuky/yard-lang/Cargo.toml
[INFO] started frobbing yasuyuky/yard-lang
[INFO] finished frobbing yasuyuky/yard-lang
[INFO] frobbed toml for yasuyuky/yard-lang written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/yasuyuky/yard-lang/Cargo.toml
[INFO] crate yasuyuky/yard-lang 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 yasuyuky/yard-lang against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/yasuyuky/yard-lang:/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] 569da75360a7523b83bcba6bcd6ff3c5c533aaf5cd6f753d5e88533c019c7b0c
[INFO] running `"docker" "start" "-a" "569da75360a7523b83bcba6bcd6ff3c5c533aaf5cd6f753d5e88533c019c7b0c"`
[INFO] [stderr]     Checking yard-lang v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:45:34
[INFO] [stderr]    |
[INFO] [stderr] 45 |             let last = res.pop().unwrap_or(Token::Number(String::new()));
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| Token::Number(String::new()))`
[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: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:45:34
[INFO] [stderr]    |
[INFO] [stderr] 45 |             let last = res.pop().unwrap_or(Token::Number(String::new()));
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| Token::Number(String::new()))`
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "569da75360a7523b83bcba6bcd6ff3c5c533aaf5cd6f753d5e88533c019c7b0c"`
[INFO] running `"docker" "rm" "-f" "569da75360a7523b83bcba6bcd6ff3c5c533aaf5cd6f753d5e88533c019c7b0c"`
[INFO] [stdout] 569da75360a7523b83bcba6bcd6ff3c5c533aaf5cd6f753d5e88533c019c7b0c