[INFO] updating cached repository alex34567/synacor-challenge
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/alex34567/synacor-challenge
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/alex34567/synacor-challenge" "work/ex/clippy-test-run/sources/stable/gh/alex34567/synacor-challenge"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/alex34567/synacor-challenge'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/alex34567/synacor-challenge" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/alex34567/synacor-challenge"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/alex34567/synacor-challenge'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5a0f64456a63c24c78c9f83a4e763f0d17dd9082
[INFO] sha for GitHub repo alex34567/synacor-challenge: 5a0f64456a63c24c78c9f83a4e763f0d17dd9082
[INFO] validating manifest of alex34567/synacor-challenge 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 alex34567/synacor-challenge 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 alex34567/synacor-challenge
[INFO] finished frobbing alex34567/synacor-challenge
[INFO] frobbed toml for alex34567/synacor-challenge written to work/ex/clippy-test-run/sources/stable/gh/alex34567/synacor-challenge/Cargo.toml
[INFO] started frobbing alex34567/synacor-challenge
[INFO] finished frobbing alex34567/synacor-challenge
[INFO] frobbed toml for alex34567/synacor-challenge written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/alex34567/synacor-challenge/Cargo.toml
[INFO] crate alex34567/synacor-challenge has a lockfile. skipping
[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 alex34567/synacor-challenge 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-4/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/gh/alex34567/synacor-challenge:/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] 4bc658e4662fc19c6dd860babf2b84151cd9e4098bd911045c849d9b64e85086
[INFO] running `"docker" "start" "-a" "4bc658e4662fc19c6dd860babf2b84151cd9e4098bd911045c849d9b64e85086"`
[INFO] [stderr]     Checking synacor v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]  --> src/main.rs:8:19
[INFO] [stderr]   |
[INFO] [stderr] 8 |     memory: [u16; 0x1FFFFF],
[INFO] [stderr]   |                   ^^^^^^^^ help: consider: `0x001F_FFFF`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/main.rs:38:25
[INFO] [stderr]    |
[INFO] [stderr] 38 |             memory: [0; 0x1FFFFF],
[INFO] [stderr]    |                         ^^^^^^^^ help: consider: `0x001F_FFFF`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]  --> src/main.rs:8:19
[INFO] [stderr]   |
[INFO] [stderr] 8 |     memory: [u16; 0x1FFFFF],
[INFO] [stderr]   |                   ^^^^^^^^ help: consider: `0x001F_FFFF`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/main.rs:38:25
[INFO] [stderr]    |
[INFO] [stderr] 38 |             memory: [0; 0x1FFFFF],
[INFO] [stderr]    |                         ^^^^^^^^ help: consider: `0x001F_FFFF`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:67:28
[INFO] [stderr]    |
[INFO] [stderr] 67 |             let mut word = *byte2 as u16;
[INFO] [stderr]    |                            ^^^^^^^^^^^^^ help: try: `u16::from(*byte2)`
[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/main.rs:69:21
[INFO] [stderr]    |
[INFO] [stderr] 69 |             word |= *byte1 as u16;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^ help: try: `u16::from(*byte1)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:258:30
[INFO] [stderr]     |
[INFO] [stderr] 258 |                 let char16 = char_buf[0] as u16;
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^ help: try: `u16::from(char_buf[0])`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:67:28
[INFO] [stderr]    |
[INFO] [stderr] 67 |             let mut word = *byte2 as u16;
[INFO] [stderr]    |                            ^^^^^^^^^^^^^ help: try: `u16::from(*byte2)`
[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/main.rs:69:21
[INFO] [stderr]    |
[INFO] [stderr] 69 |             word |= *byte1 as u16;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^ help: try: `u16::from(*byte1)`
[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: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:258:30
[INFO] [stderr]     |
[INFO] [stderr] 258 |                 let char16 = char_buf[0] as u16;
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^ help: try: `u16::from(char_buf[0])`
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `"docker" "inspect" "4bc658e4662fc19c6dd860babf2b84151cd9e4098bd911045c849d9b64e85086"`
[INFO] running `"docker" "rm" "-f" "4bc658e4662fc19c6dd860babf2b84151cd9e4098bd911045c849d9b64e85086"`
[INFO] [stdout] 4bc658e4662fc19c6dd860babf2b84151cd9e4098bd911045c849d9b64e85086