[INFO] crate glitchcat 0.3.2 is already in cache
[INFO] extracting crate glitchcat 0.3.2 into work/ex/clippy-test-run/sources/stable/reg/glitchcat/0.3.2
[INFO] extracting crate glitchcat 0.3.2 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/glitchcat/0.3.2
[INFO] validating manifest of glitchcat-0.3.2 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 glitchcat-0.3.2 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 glitchcat-0.3.2
[INFO] finished frobbing glitchcat-0.3.2
[INFO] frobbed toml for glitchcat-0.3.2 written to work/ex/clippy-test-run/sources/stable/reg/glitchcat/0.3.2/Cargo.toml
[INFO] started frobbing glitchcat-0.3.2
[INFO] finished frobbing glitchcat-0.3.2
[INFO] frobbed toml for glitchcat-0.3.2 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/glitchcat/0.3.2/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 glitchcat-0.3.2 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/reg/glitchcat/0.3.2:/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] d0f74d582eafd9efcd234974b2b383b48ae62d7988b44511cc30a22e9a1c99ae
[INFO] running `"docker" "start" "-a" "d0f74d582eafd9efcd234974b2b383b48ae62d7988b44511cc30a22e9a1c99ae"`
[INFO] [stderr]     Checking strum v0.10.0
[INFO] [stderr]    Compiling strum_macros v0.10.0
[INFO] [stderr]     Checking console v0.6.2
[INFO] [stderr]     Checking glitchcat v0.3.2 (/opt/crater/workdir)
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/duration.rs:24:33
[INFO] [stderr]    |
[INFO] [stderr] 24 |     duration.as_secs() * 1000 + duration.subsec_millis() as u64
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(duration.subsec_millis())`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: usage of `contains_key` followed by `insert` on a `HashMap`
[INFO] [stderr]   --> src/homoglyph.rs:18:25
[INFO] [stderr]    |
[INFO] [stderr] 18 | /                         if !groups.contains_key(&c_in) {
[INFO] [stderr] 19 | |                             groups.insert(c_in, HashSet::new());
[INFO] [stderr] 20 | |                         }
[INFO] [stderr]    | |_________________________^ help: consider using: `groups.entry(c_in).or_insert(HashSet::new())`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::map_entry)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_entry
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/percent.rs:19:18
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn as_u8(&self) -> u8 {
[INFO] [stderr]    |                  ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]   --> src/duration.rs:24:33
[INFO] [stderr]    |
[INFO] [stderr] 24 |     duration.as_secs() * 1000 + duration.subsec_millis() as u64
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(duration.subsec_millis())`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: usage of `contains_key` followed by `insert` on a `HashMap`
[INFO] [stderr]   --> src/homoglyph.rs:18:25
[INFO] [stderr]    |
[INFO] [stderr] 18 | /                         if !groups.contains_key(&c_in) {
[INFO] [stderr] 19 | |                             groups.insert(c_in, HashSet::new());
[INFO] [stderr] 20 | |                         }
[INFO] [stderr]    | |_________________________^ help: consider using: `groups.entry(c_in).or_insert(HashSet::new())`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::map_entry)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_entry
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/percent.rs:19:18
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn as_u8(&self) -> u8 {
[INFO] [stderr]    |                  ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.27s
[INFO] running `"docker" "inspect" "d0f74d582eafd9efcd234974b2b383b48ae62d7988b44511cc30a22e9a1c99ae"`
[INFO] running `"docker" "rm" "-f" "d0f74d582eafd9efcd234974b2b383b48ae62d7988b44511cc30a22e9a1c99ae"`
[INFO] [stdout] d0f74d582eafd9efcd234974b2b383b48ae62d7988b44511cc30a22e9a1c99ae