[INFO] crate ratelimit_meter 4.0.1 is already in cache
[INFO] extracting crate ratelimit_meter 4.0.1 into work/ex/clippy-test-run/sources/stable/reg/ratelimit_meter/4.0.1
[INFO] extracting crate ratelimit_meter 4.0.1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/ratelimit_meter/4.0.1
[INFO] validating manifest of ratelimit_meter-4.0.1 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 ratelimit_meter-4.0.1 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 ratelimit_meter-4.0.1
[INFO] finished frobbing ratelimit_meter-4.0.1
[INFO] frobbed toml for ratelimit_meter-4.0.1 written to work/ex/clippy-test-run/sources/stable/reg/ratelimit_meter/4.0.1/Cargo.toml
[INFO] started frobbing ratelimit_meter-4.0.1
[INFO] finished frobbing ratelimit_meter-4.0.1
[INFO] frobbed toml for ratelimit_meter-4.0.1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/ratelimit_meter/4.0.1/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 ratelimit_meter-4.0.1 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/ratelimit_meter/4.0.1:/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" "-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] bfb040e27013f53c6f71aba3e6701aa2689973aa025197795c7ea66af66a01cb
[INFO] running `"docker" "start" "-a" "bfb040e27013f53c6f71aba3e6701aa2689973aa025197795c7ea66af66a01cb"`
[INFO] [stderr]     Checking nonzero_ext v0.1.2
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]     Checking evmap v4.1.1
[INFO] [stderr]     Checking ratelimit_meter v4.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `criterion::Criterion`
[INFO] [stderr]  --> benches/criterion.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use criterion::Criterion;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> benches/multi_threaded.rs:25:33
[INFO] [stderr]    |
[INFO] [stderr] 25 |                     let mut b = b.clone();
[INFO] [stderr]    |                                 ^^^^^^^^^ help: try dereferencing it: `*b`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> benches/multi_threaded.rs:25:33
[INFO] [stderr]    |
[INFO] [stderr] 25 |                     let mut b = b.clone();
[INFO] [stderr]    |                                 ^^^^^^^^^ help: try dereferencing it: `*b`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> benches/multi_threaded.rs:62:33
[INFO] [stderr]    |
[INFO] [stderr] 62 |                     let mut b = b.clone();
[INFO] [stderr]    |                                 ^^^^^^^^^ help: try dereferencing it: `*b`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let state =`
[INFO] [stderr]   --> benches/no_op.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |         let state = algo.state();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::let_unit_value)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.04s
[INFO] running `"docker" "inspect" "bfb040e27013f53c6f71aba3e6701aa2689973aa025197795c7ea66af66a01cb"`
[INFO] running `"docker" "rm" "-f" "bfb040e27013f53c6f71aba3e6701aa2689973aa025197795c7ea66af66a01cb"`
[INFO] [stdout] bfb040e27013f53c6f71aba3e6701aa2689973aa025197795c7ea66af66a01cb