[INFO] crate rust_hamming_distance 0.1.1 is already in cache
[INFO] extracting crate rust_hamming_distance 0.1.1 into work/ex/clippy-test-run/sources/stable/reg/rust_hamming_distance/0.1.1
[INFO] extracting crate rust_hamming_distance 0.1.1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/rust_hamming_distance/0.1.1
[INFO] validating manifest of rust_hamming_distance-0.1.1 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 rust_hamming_distance-0.1.1 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 rust_hamming_distance-0.1.1
[INFO] finished frobbing rust_hamming_distance-0.1.1
[INFO] frobbed toml for rust_hamming_distance-0.1.1 written to work/ex/clippy-test-run/sources/stable/reg/rust_hamming_distance/0.1.1/Cargo.toml
[INFO] started frobbing rust_hamming_distance-0.1.1
[INFO] finished frobbing rust_hamming_distance-0.1.1
[INFO] frobbed toml for rust_hamming_distance-0.1.1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/rust_hamming_distance/0.1.1/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 rust_hamming_distance-0.1.1 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/reg/rust_hamming_distance/0.1.1:/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] 5396c50b36d92170aecda74e348e0ffaf7c0398345c6584e9f4511dd5c4a36cc
[INFO] running `"docker" "start" "-a" "5396c50b36d92170aecda74e348e0ffaf7c0398345c6584e9f4511dd5c4a36cc"`
[INFO] [stderr]     Checking rust_hamming_distance v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/hamming_distance.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         return Ok(distance);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(distance)`
[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/hamming_distance.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |         return Ok(distance);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(distance)`
[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/hamming_distance.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |         return Ok(distance);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(distance)`
[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/hamming_distance.rs:84:9
[INFO] [stderr]    |
[INFO] [stderr] 84 |         return Ok(distance);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(distance)`
[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/bitwise_hamming_distance.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         return (self ^ other).count_ones();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(self ^ other).count_ones()`
[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/bitwise_hamming_distance.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         return Ok(distance);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(distance)`
[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/bitwise_hamming_distance.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         return Ok(distance);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(distance)`
[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/hamming_distance.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         return Ok(distance);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(distance)`
[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/hamming_distance.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |         return Ok(distance);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(distance)`
[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/hamming_distance.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |         return Ok(distance);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(distance)`
[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/hamming_distance.rs:84:9
[INFO] [stderr]    |
[INFO] [stderr] 84 |         return Ok(distance);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(distance)`
[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/bitwise_hamming_distance.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         return (self ^ other).count_ones();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(self ^ other).count_ones()`
[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/bitwise_hamming_distance.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         return Ok(distance);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(distance)`
[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/bitwise_hamming_distance.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         return Ok(distance);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(distance)`
[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 0.36s
[INFO] running `"docker" "inspect" "5396c50b36d92170aecda74e348e0ffaf7c0398345c6584e9f4511dd5c4a36cc"`
[INFO] running `"docker" "rm" "-f" "5396c50b36d92170aecda74e348e0ffaf7c0398345c6584e9f4511dd5c4a36cc"`
[INFO] [stdout] 5396c50b36d92170aecda74e348e0ffaf7c0398345c6584e9f4511dd5c4a36cc