[INFO] updating cached repository halship/rust-calc-num
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/halship/rust-calc-num
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/halship/rust-calc-num" "work/ex/clippy-test-run/sources/stable/gh/halship/rust-calc-num"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/halship/rust-calc-num'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/halship/rust-calc-num" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/halship/rust-calc-num"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/halship/rust-calc-num'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 23fa59de7bcc660e59ca9772f8de42591998efb1
[INFO] sha for GitHub repo halship/rust-calc-num: 23fa59de7bcc660e59ca9772f8de42591998efb1
[INFO] validating manifest of halship/rust-calc-num 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 halship/rust-calc-num 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 halship/rust-calc-num
[INFO] finished frobbing halship/rust-calc-num
[INFO] frobbed toml for halship/rust-calc-num written to work/ex/clippy-test-run/sources/stable/gh/halship/rust-calc-num/Cargo.toml
[INFO] started frobbing halship/rust-calc-num
[INFO] finished frobbing halship/rust-calc-num
[INFO] frobbed toml for halship/rust-calc-num written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/halship/rust-calc-num/Cargo.toml
[INFO] crate halship/rust-calc-num 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 halship/rust-calc-num 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-5/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/halship/rust-calc-num:/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] da90cdb646bf79dc555845bc6d719ed3b98aa9fbfc26cf446a729e9bed7f057e
[INFO] running `"docker" "start" "-a" "da90cdb646bf79dc555845bc6d719ed3b98aa9fbfc26cf446a729e9bed7f057e"`
[INFO] [stderr]     Checking combine v2.3.1
[INFO] [stderr]     Checking calc_num v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]  --> src/main.rs:8:22
[INFO] [stderr]   |
[INFO] [stderr] 8 |             .map(|c| c.to_digit(10).unwrap() as i64)
[INFO] [stderr]   |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(c.to_digit(10).unwrap())`
[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 u32 to i64 may become silently lossy if types change
[INFO] [stderr]  --> src/main.rs:8:22
[INFO] [stderr]   |
[INFO] [stderr] 8 |             .map(|c| c.to_digit(10).unwrap() as i64)
[INFO] [stderr]   |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(c.to_digit(10).unwrap())`
[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]     Finished dev [unoptimized + debuginfo] target(s) in 3.72s
[INFO] running `"docker" "inspect" "da90cdb646bf79dc555845bc6d719ed3b98aa9fbfc26cf446a729e9bed7f057e"`
[INFO] running `"docker" "rm" "-f" "da90cdb646bf79dc555845bc6d719ed3b98aa9fbfc26cf446a729e9bed7f057e"`
[INFO] [stdout] da90cdb646bf79dc555845bc6d719ed3b98aa9fbfc26cf446a729e9bed7f057e