[INFO] updating cached repository kaizhang91/mybin
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kaizhang91/mybin
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kaizhang91/mybin" "work/ex/clippy-test-run/sources/stable/gh/kaizhang91/mybin"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/kaizhang91/mybin'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kaizhang91/mybin" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kaizhang91/mybin"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kaizhang91/mybin'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7b9835d4154d74c4e3f8445e2f577442b131ef79
[INFO] sha for GitHub repo kaizhang91/mybin: 7b9835d4154d74c4e3f8445e2f577442b131ef79
[INFO] validating manifest of kaizhang91/mybin 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 kaizhang91/mybin 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 kaizhang91/mybin
[INFO] finished frobbing kaizhang91/mybin
[INFO] frobbed toml for kaizhang91/mybin written to work/ex/clippy-test-run/sources/stable/gh/kaizhang91/mybin/Cargo.toml
[INFO] started frobbing kaizhang91/mybin
[INFO] finished frobbing kaizhang91/mybin
[INFO] frobbed toml for kaizhang91/mybin written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kaizhang91/mybin/Cargo.toml
[INFO] crate kaizhang91/mybin 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 kaizhang91/mybin 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-2/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/kaizhang91/mybin:/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] 6ec273c17a20666b6b9d982e325d17a0ce8a481e515b921d0db424227686386f
[INFO] running `"docker" "start" "-a" "6ec273c17a20666b6b9d982e325d17a0ce8a481e515b921d0db424227686386f"`
[INFO] [stderr]     Checking mybin v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | /     match app.subcommand() {
[INFO] [stderr] 20 | |         ("md2pdf", Some(subcommand)) => {
[INFO] [stderr] 21 | |             let input_file = subcommand.value_of("INPUT").unwrap();
[INFO] [stderr] 22 | |             let exit_code = md2pdf(Path::new(input_file), home_dir().unwrap().as_path());
[INFO] [stderr] ...  |
[INFO] [stderr] 25 | |         _ => {}
[INFO] [stderr] 26 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 19 |     if let ("md2pdf", Some(subcommand)) = app.subcommand() {
[INFO] [stderr] 20 |     let input_file = subcommand.value_of("INPUT").unwrap();
[INFO] [stderr] 21 |     let exit_code = md2pdf(Path::new(input_file), home_dir().unwrap().as_path());
[INFO] [stderr] 22 |     exit(exit_code)
[INFO] [stderr] 23 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | /     match app.subcommand() {
[INFO] [stderr] 20 | |         ("md2pdf", Some(subcommand)) => {
[INFO] [stderr] 21 | |             let input_file = subcommand.value_of("INPUT").unwrap();
[INFO] [stderr] 22 | |             let exit_code = md2pdf(Path::new(input_file), home_dir().unwrap().as_path());
[INFO] [stderr] ...  |
[INFO] [stderr] 25 | |         _ => {}
[INFO] [stderr] 26 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 19 |     if let ("md2pdf", Some(subcommand)) = app.subcommand() {
[INFO] [stderr] 20 |     let input_file = subcommand.value_of("INPUT").unwrap();
[INFO] [stderr] 21 |     let exit_code = md2pdf(Path::new(input_file), home_dir().unwrap().as_path());
[INFO] [stderr] 22 |     exit(exit_code)
[INFO] [stderr] 23 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `"docker" "inspect" "6ec273c17a20666b6b9d982e325d17a0ce8a481e515b921d0db424227686386f"`
[INFO] running `"docker" "rm" "-f" "6ec273c17a20666b6b9d982e325d17a0ce8a481e515b921d0db424227686386f"`
[INFO] [stdout] 6ec273c17a20666b6b9d982e325d17a0ce8a481e515b921d0db424227686386f