[INFO] updating cached repository DeedleFake/uniq
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/DeedleFake/uniq
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/DeedleFake/uniq" "work/ex/clippy-test-run/sources/stable/gh/DeedleFake/uniq"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/DeedleFake/uniq'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DeedleFake/uniq" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/DeedleFake/uniq"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/DeedleFake/uniq'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5a5f4e5872e8814acfc8aa499b48b01ad43b7be1
[INFO] sha for GitHub repo DeedleFake/uniq: 5a5f4e5872e8814acfc8aa499b48b01ad43b7be1
[INFO] validating manifest of DeedleFake/uniq 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 DeedleFake/uniq 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 DeedleFake/uniq
[INFO] finished frobbing DeedleFake/uniq
[INFO] frobbed toml for DeedleFake/uniq written to work/ex/clippy-test-run/sources/stable/gh/DeedleFake/uniq/Cargo.toml
[INFO] started frobbing DeedleFake/uniq
[INFO] finished frobbing DeedleFake/uniq
[INFO] frobbed toml for DeedleFake/uniq written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/DeedleFake/uniq/Cargo.toml
[INFO] crate DeedleFake/uniq 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 DeedleFake/uniq 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/DeedleFake/uniq:/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] d2c866424ef09e400167065f06c009c67bb6efd558bd325f83cc688c2b207ac9
[INFO] running `"docker" "start" "-a" "d2c866424ef09e400167065f06c009c67bb6efd558bd325f83cc688c2b207ac9"`
[INFO] [stderr]     Checking uniq v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |                 return self.next();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.next()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |                 return self.next();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.next()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "d2c866424ef09e400167065f06c009c67bb6efd558bd325f83cc688c2b207ac9"`
[INFO] running `"docker" "rm" "-f" "d2c866424ef09e400167065f06c009c67bb6efd558bd325f83cc688c2b207ac9"`
[INFO] [stdout] d2c866424ef09e400167065f06c009c67bb6efd558bd325f83cc688c2b207ac9