[INFO] crate largest-remainder-method 0.1.0 is already in cache
[INFO] extracting crate largest-remainder-method 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/largest-remainder-method/0.1.0
[INFO] extracting crate largest-remainder-method 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/largest-remainder-method/0.1.0
[INFO] validating manifest of largest-remainder-method-0.1.0 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 largest-remainder-method-0.1.0 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 largest-remainder-method-0.1.0
[INFO] finished frobbing largest-remainder-method-0.1.0
[INFO] frobbed toml for largest-remainder-method-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/largest-remainder-method/0.1.0/Cargo.toml
[INFO] started frobbing largest-remainder-method-0.1.0
[INFO] finished frobbing largest-remainder-method-0.1.0
[INFO] frobbed toml for largest-remainder-method-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/largest-remainder-method/0.1.0/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 largest-remainder-method-0.1.0 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-1/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/largest-remainder-method/0.1.0:/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] 3ac744815828cecab8fe61fab10d5c3f6dedf4b8042b23c531d59eb9e57b110c
[INFO] running `"docker" "start" "-a" "3ac744815828cecab8fe61fab10d5c3f6dedf4b8042b23c531d59eb9e57b110c"`
[INFO] [stderr]     Checking largest-remainder-method 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:3:25
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn apportion(votes: &Vec<u64>, seat_number: u64) -> Vec<u64> {
[INFO] [stderr]   |                         ^^^^^^^^^ help: change this to: `&[u64]`
[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: this `.fold` can be written more succinctly using another method
[INFO] [stderr]  --> src/lib.rs:4:29
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let total = votes.iter().fold(0, |acc, &x| acc + x);
[INFO] [stderr]   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `.sum()`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::unnecessary_fold)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_fold
[INFO] [stderr] 
[INFO] [stderr] warning: this `.fold` can be written more succinctly using another method
[INFO] [stderr]   --> src/lib.rs:21:57
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let remaining_seat: u64 = seat_number - seats.iter().fold(0, |acc, &x| acc + x);
[INFO] [stderr]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `.sum()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_fold
[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:3:25
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn apportion(votes: &Vec<u64>, seat_number: u64) -> Vec<u64> {
[INFO] [stderr]   |                         ^^^^^^^^^ help: change this to: `&[u64]`
[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: this `.fold` can be written more succinctly using another method
[INFO] [stderr]  --> src/lib.rs:4:29
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let total = votes.iter().fold(0, |acc, &x| acc + x);
[INFO] [stderr]   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `.sum()`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::unnecessary_fold)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_fold
[INFO] [stderr] 
[INFO] [stderr] warning: this `.fold` can be written more succinctly using another method
[INFO] [stderr]   --> src/lib.rs:21:57
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let remaining_seat: u64 = seat_number - seats.iter().fold(0, |acc, &x| acc + x);
[INFO] [stderr]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `.sum()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_fold
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "3ac744815828cecab8fe61fab10d5c3f6dedf4b8042b23c531d59eb9e57b110c"`
[INFO] running `"docker" "rm" "-f" "3ac744815828cecab8fe61fab10d5c3f6dedf4b8042b23c531d59eb9e57b110c"`
[INFO] [stdout] 3ac744815828cecab8fe61fab10d5c3f6dedf4b8042b23c531d59eb9e57b110c