[INFO] updating cached repository sergeysova/inquirer.rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sergeysova/inquirer.rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sergeysova/inquirer.rs" "work/ex/clippy-test-run/sources/stable/gh/sergeysova/inquirer.rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/sergeysova/inquirer.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sergeysova/inquirer.rs" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/sergeysova/inquirer.rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/sergeysova/inquirer.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 184cca3f1b27c04169ab40946467a9d0d793e80c
[INFO] sha for GitHub repo sergeysova/inquirer.rs: 184cca3f1b27c04169ab40946467a9d0d793e80c
[INFO] validating manifest of sergeysova/inquirer.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 sergeysova/inquirer.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 sergeysova/inquirer.rs
[INFO] finished frobbing sergeysova/inquirer.rs
[INFO] frobbed toml for sergeysova/inquirer.rs written to work/ex/clippy-test-run/sources/stable/gh/sergeysova/inquirer.rs/Cargo.toml
[INFO] started frobbing sergeysova/inquirer.rs
[INFO] finished frobbing sergeysova/inquirer.rs
[INFO] frobbed toml for sergeysova/inquirer.rs written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/sergeysova/inquirer.rs/Cargo.toml
[INFO] crate sergeysova/inquirer.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 sergeysova/inquirer.rs against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/sergeysova/inquirer.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] 424efce41543c715aeee7884c6bed50eabdc6b30ca77fd33410b24a779367c2b
[INFO] running `"docker" "start" "-a" "424efce41543c715aeee7884c6bed50eabdc6b30ca77fd33410b24a779367c2b"`
[INFO] [stderr]     Checking inquirer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/lib.rs:15:18
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn run(list: &Vec<Question>) -> Result<Vec<Answer>, Error> {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^ help: change this to: `&[Question]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/lib.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 |     if list.len() == 0 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `list.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/lib.rs:15:18
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn run(list: &Vec<Question>) -> Result<Vec<Answer>, Error> {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^ help: change this to: `&[Question]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/lib.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 |     if list.len() == 0 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `list.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `"docker" "inspect" "424efce41543c715aeee7884c6bed50eabdc6b30ca77fd33410b24a779367c2b"`
[INFO] running `"docker" "rm" "-f" "424efce41543c715aeee7884c6bed50eabdc6b30ca77fd33410b24a779367c2b"`
[INFO] [stdout] 424efce41543c715aeee7884c6bed50eabdc6b30ca77fd33410b24a779367c2b