[INFO] updating cached repository tiagocoutinho/tc-rusty
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tiagocoutinho/tc-rusty
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tiagocoutinho/tc-rusty" "work/ex/clippy-test-run/sources/stable/gh/tiagocoutinho/tc-rusty"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/tiagocoutinho/tc-rusty'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tiagocoutinho/tc-rusty" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/tiagocoutinho/tc-rusty"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/tiagocoutinho/tc-rusty'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 81dfdf5a067644f6fb1adb9cf557e8755a3dbf37
[INFO] sha for GitHub repo tiagocoutinho/tc-rusty: 81dfdf5a067644f6fb1adb9cf557e8755a3dbf37
[INFO] validating manifest of tiagocoutinho/tc-rusty 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 tiagocoutinho/tc-rusty 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 tiagocoutinho/tc-rusty
[INFO] finished frobbing tiagocoutinho/tc-rusty
[INFO] frobbed toml for tiagocoutinho/tc-rusty written to work/ex/clippy-test-run/sources/stable/gh/tiagocoutinho/tc-rusty/Cargo.toml
[INFO] started frobbing tiagocoutinho/tc-rusty
[INFO] finished frobbing tiagocoutinho/tc-rusty
[INFO] frobbed toml for tiagocoutinho/tc-rusty written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/tiagocoutinho/tc-rusty/Cargo.toml
[INFO] crate tiagocoutinho/tc-rusty 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 tiagocoutinho/tc-rusty 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-3/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/tiagocoutinho/tc-rusty:/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] b833cedd32baa3b50e1bf44101f3d796d0d2e59db8d756f096542d1837c5b3c1
[INFO] running `"docker" "start" "-a" "b833cedd32baa3b50e1bf44101f3d796d0d2e59db8d756f096542d1837c5b3c1"`
[INFO] [stderr]     Checking tc-rusty v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/lib.rs:28:41
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub extern fn count_doubles(val: &[u8], n: usize) -> i32 {
[INFO] [stderr]    |                                         ^ help: consider using `_n` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/lib.rs:28:41
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub extern fn count_doubles(val: &[u8], n: usize) -> i32 {
[INFO] [stderr]    |                                         ^ help: consider using `_n` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `"docker" "inspect" "b833cedd32baa3b50e1bf44101f3d796d0d2e59db8d756f096542d1837c5b3c1"`
[INFO] running `"docker" "rm" "-f" "b833cedd32baa3b50e1bf44101f3d796d0d2e59db8d756f096542d1837c5b3c1"`
[INFO] [stdout] b833cedd32baa3b50e1bf44101f3d796d0d2e59db8d756f096542d1837c5b3c1