[INFO] updating cached repository chrisvittal/candlelight
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/chrisvittal/candlelight
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/chrisvittal/candlelight" "work/ex/clippy-test-run/sources/stable/gh/chrisvittal/candlelight"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/chrisvittal/candlelight'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/chrisvittal/candlelight" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/chrisvittal/candlelight"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/chrisvittal/candlelight'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7fa57c4dacd3436efb32e65b30ce9b5f8e449a2e
[INFO] sha for GitHub repo chrisvittal/candlelight: 7fa57c4dacd3436efb32e65b30ce9b5f8e449a2e
[INFO] validating manifest of chrisvittal/candlelight 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 chrisvittal/candlelight 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 chrisvittal/candlelight
[INFO] finished frobbing chrisvittal/candlelight
[INFO] frobbed toml for chrisvittal/candlelight written to work/ex/clippy-test-run/sources/stable/gh/chrisvittal/candlelight/Cargo.toml
[INFO] started frobbing chrisvittal/candlelight
[INFO] finished frobbing chrisvittal/candlelight
[INFO] frobbed toml for chrisvittal/candlelight written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/chrisvittal/candlelight/Cargo.toml
[INFO] crate chrisvittal/candlelight 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 chrisvittal/candlelight against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/chrisvittal/candlelight:/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] cf15ce3d833da25eba91ff4ef2ea82a60eb40a070ff5537bc1f32f7dbad29a33
[INFO] running `"docker" "start" "-a" "cf15ce3d833da25eba91ff4ef2ea82a60eb40a070ff5537bc1f32f7dbad29a33"`
[INFO] [stderr]     Checking candlelight v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: casting u16 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:88:25
[INFO] [stderr]    |
[INFO] [stderr] 88 |                 100. * (old_brightness as f64 / MAX_BRIGHTNESS as f64)
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(old_brightness)`
[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 u16 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:88:49
[INFO] [stderr]    |
[INFO] [stderr] 88 |                 100. * (old_brightness as f64 / MAX_BRIGHTNESS as f64)
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(MAX_BRIGHTNESS)`
[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:137:32
[INFO] [stderr]     |
[INFO] [stderr] 137 |         bright = 10 * bright + (b - b'0') as u16;
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^ help: try: `u16::from(b - b'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 u16 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:153:30
[INFO] [stderr]     |
[INFO] [stderr] 153 |             Ok(v) => Ok((v * MAX_BRIGHTNESS as f64 / 100.0) as u16),
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(MAX_BRIGHTNESS)`
[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 u16 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:88:25
[INFO] [stderr]    |
[INFO] [stderr] 88 |                 100. * (old_brightness as f64 / MAX_BRIGHTNESS as f64)
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(old_brightness)`
[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 u16 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:88:49
[INFO] [stderr]    |
[INFO] [stderr] 88 |                 100. * (old_brightness as f64 / MAX_BRIGHTNESS as f64)
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(MAX_BRIGHTNESS)`
[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:137:32
[INFO] [stderr]     |
[INFO] [stderr] 137 |         bright = 10 * bright + (b - b'0') as u16;
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^ help: try: `u16::from(b - b'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 u16 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:153:30
[INFO] [stderr]     |
[INFO] [stderr] 153 |             Ok(v) => Ok((v * MAX_BRIGHTNESS as f64 / 100.0) as u16),
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(MAX_BRIGHTNESS)`
[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 1.63s
[INFO] running `"docker" "inspect" "cf15ce3d833da25eba91ff4ef2ea82a60eb40a070ff5537bc1f32f7dbad29a33"`
[INFO] running `"docker" "rm" "-f" "cf15ce3d833da25eba91ff4ef2ea82a60eb40a070ff5537bc1f32f7dbad29a33"`
[INFO] [stdout] cf15ce3d833da25eba91ff4ef2ea82a60eb40a070ff5537bc1f32f7dbad29a33