[INFO] updating cached repository FauxFaux/sortuniq
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/FauxFaux/sortuniq
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/FauxFaux/sortuniq" "work/ex/clippy-test-run/sources/stable/gh/FauxFaux/sortuniq"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/FauxFaux/sortuniq'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/FauxFaux/sortuniq" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/FauxFaux/sortuniq"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/FauxFaux/sortuniq'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ec1d870f0c9776e48e2aa0df60d963cfd0a638f4
[INFO] sha for GitHub repo FauxFaux/sortuniq: ec1d870f0c9776e48e2aa0df60d963cfd0a638f4
[INFO] validating manifest of FauxFaux/sortuniq 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 FauxFaux/sortuniq 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 FauxFaux/sortuniq
[INFO] finished frobbing FauxFaux/sortuniq
[INFO] frobbed toml for FauxFaux/sortuniq written to work/ex/clippy-test-run/sources/stable/gh/FauxFaux/sortuniq/Cargo.toml
[INFO] started frobbing FauxFaux/sortuniq
[INFO] finished frobbing FauxFaux/sortuniq
[INFO] frobbed toml for FauxFaux/sortuniq written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/FauxFaux/sortuniq/Cargo.toml
[INFO] crate FauxFaux/sortuniq 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 FauxFaux/sortuniq 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/FauxFaux/sortuniq:/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] 228688961e9dfe9826c7585dba4e170014fdcd550d1c1fe9d1dc1de6ffc16230
[INFO] running `"docker" "start" "-a" "228688961e9dfe9826c7585dba4e170014fdcd550d1c1fe9d1dc1de6ffc16230"`
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking tempfile v3.0.4
[INFO] [stderr]     Checking tempfile-fast v0.2.3
[INFO] [stderr]     Checking sortuniq v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]   --> src/main.rs:59:17
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn flat_count() -> () {
[INFO] [stderr]    |                 ^^^^^ help: remove the `-> ()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]   --> src/main.rs:59:17
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn flat_count() -> () {
[INFO] [stderr]    |                 ^^^^^ help: remove the `-> ()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.01s
[INFO] running `"docker" "inspect" "228688961e9dfe9826c7585dba4e170014fdcd550d1c1fe9d1dc1de6ffc16230"`
[INFO] running `"docker" "rm" "-f" "228688961e9dfe9826c7585dba4e170014fdcd550d1c1fe9d1dc1de6ffc16230"`
[INFO] [stdout] 228688961e9dfe9826c7585dba4e170014fdcd550d1c1fe9d1dc1de6ffc16230