[INFO] crate doubly 1.1.3 is already in cache
[INFO] extracting crate doubly 1.1.3 into work/ex/clippy-test-run/sources/stable/reg/doubly/1.1.3
[INFO] extracting crate doubly 1.1.3 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/doubly/1.1.3
[INFO] validating manifest of doubly-1.1.3 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 doubly-1.1.3 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 doubly-1.1.3
[INFO] finished frobbing doubly-1.1.3
[INFO] frobbed toml for doubly-1.1.3 written to work/ex/clippy-test-run/sources/stable/reg/doubly/1.1.3/Cargo.toml
[INFO] started frobbing doubly-1.1.3
[INFO] finished frobbing doubly-1.1.3
[INFO] frobbed toml for doubly-1.1.3 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/doubly/1.1.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 doubly-1.1.3 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/reg/doubly/1.1.3:/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] 4a3880419a4eee0b141f73d8ff89b28f539bfea6262328829c988aca298e9814
[INFO] running `"docker" "start" "-a" "4a3880419a4eee0b141f73d8ff89b28f539bfea6262328829c988aca298e9814"`
[INFO] [stderr]     Checking doubly v1.1.3 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:332:21
[INFO] [stderr]     |
[INFO] [stderr] 332 |                     return Some(&(*result).value);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Some(&(*result).value)`
[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:353:21
[INFO] [stderr]     |
[INFO] [stderr] 353 |                     return Some(&mut (*result).value);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Some(&mut (*result).value)`
[INFO] [stderr]     |
[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:368:9
[INFO] [stderr]     |
[INFO] [stderr] 368 |         return list;
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: remove `return` as shown: `list`
[INFO] [stderr]     |
[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:384:9
[INFO] [stderr]     |
[INFO] [stderr] 384 |         return node;
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: remove `return` as shown: `node`
[INFO] [stderr]     |
[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:332:21
[INFO] [stderr]     |
[INFO] [stderr] 332 |                     return Some(&(*result).value);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Some(&(*result).value)`
[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:353:21
[INFO] [stderr]     |
[INFO] [stderr] 353 |                     return Some(&mut (*result).value);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Some(&mut (*result).value)`
[INFO] [stderr]     |
[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:368:9
[INFO] [stderr]     |
[INFO] [stderr] 368 |         return list;
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: remove `return` as shown: `list`
[INFO] [stderr]     |
[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:384:9
[INFO] [stderr]     |
[INFO] [stderr] 384 |         return node;
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: remove `return` as shown: `node`
[INFO] [stderr]     |
[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 0.64s
[INFO] running `"docker" "inspect" "4a3880419a4eee0b141f73d8ff89b28f539bfea6262328829c988aca298e9814"`
[INFO] running `"docker" "rm" "-f" "4a3880419a4eee0b141f73d8ff89b28f539bfea6262328829c988aca298e9814"`
[INFO] [stdout] 4a3880419a4eee0b141f73d8ff89b28f539bfea6262328829c988aca298e9814