[INFO] crate deunicode 0.4.3 is already in cache
[INFO] extracting crate deunicode 0.4.3 into work/ex/clippy-test-run/sources/stable/reg/deunicode/0.4.3
[INFO] extracting crate deunicode 0.4.3 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/deunicode/0.4.3
[INFO] validating manifest of deunicode-0.4.3 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 deunicode-0.4.3 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 deunicode-0.4.3
[INFO] finished frobbing deunicode-0.4.3
[INFO] frobbed toml for deunicode-0.4.3 written to work/ex/clippy-test-run/sources/stable/reg/deunicode/0.4.3/Cargo.toml
[INFO] started frobbing deunicode-0.4.3
[INFO] finished frobbing deunicode-0.4.3
[INFO] frobbed toml for deunicode-0.4.3 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/deunicode/0.4.3/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 deunicode-0.4.3 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/deunicode/0.4.3:/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" "-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] 4c5e880a6005aaa20b7748e72313dd844c546a4d15360d25db5d290016686441
[INFO] running `"docker" "start" "-a" "4c5e880a6005aaa20b7748e72313dd844c546a4d15360d25db5d290016686441"`
[INFO] [stderr]     Checking deunicode v0.4.3 (/opt/crater/workdir)
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:106:28
[INFO] [stderr]     |
[INFO] [stderr] 106 |             let map_pos = (p.chr[0] as u16 | (p.chr[1] as u16) << 8) as usize;
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^ help: try: `u16::from(p.chr[0])`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:106:46
[INFO] [stderr]     |
[INFO] [stderr] 106 |             let map_pos = (p.chr[0] as u16 | (p.chr[1] as u16) << 8) as usize;
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^^^^^ help: try: `u16::from(p.chr[1])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]    --> src/lib.rs:151:16
[INFO] [stderr]     |
[INFO] [stderr] 151 |     next_char: Option<Option<&'static str>>,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::option_option)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:106:28
[INFO] [stderr]     |
[INFO] [stderr] 106 |             let map_pos = (p.chr[0] as u16 | (p.chr[1] as u16) << 8) as usize;
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^ help: try: `u16::from(p.chr[0])`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:106:46
[INFO] [stderr]     |
[INFO] [stderr] 106 |             let map_pos = (p.chr[0] as u16 | (p.chr[1] as u16) << 8) as usize;
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^^^^^ help: try: `u16::from(p.chr[1])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: consider using `Option<T>` instead of `Option<Option<T>>` or a custom enum if you need to distinguish all 3 cases
[INFO] [stderr]    --> src/lib.rs:151:16
[INFO] [stderr]     |
[INFO] [stderr] 151 |     next_char: Option<Option<&'static str>>,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::option_option)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_option
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "4c5e880a6005aaa20b7748e72313dd844c546a4d15360d25db5d290016686441"`
[INFO] running `"docker" "rm" "-f" "4c5e880a6005aaa20b7748e72313dd844c546a4d15360d25db5d290016686441"`
[INFO] [stdout] 4c5e880a6005aaa20b7748e72313dd844c546a4d15360d25db5d290016686441