[INFO] updating cached repository m-g-dev/fbsep
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/m-g-dev/fbsep
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/m-g-dev/fbsep" "work/ex/clippy-test-run/sources/stable/gh/m-g-dev/fbsep"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/m-g-dev/fbsep'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/m-g-dev/fbsep" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/m-g-dev/fbsep"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/m-g-dev/fbsep'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dadcccc02332f35a81014596f15aeb7e8dd9d124
[INFO] sha for GitHub repo m-g-dev/fbsep: dadcccc02332f35a81014596f15aeb7e8dd9d124
[INFO] validating manifest of m-g-dev/fbsep 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 m-g-dev/fbsep 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 m-g-dev/fbsep
[INFO] finished frobbing m-g-dev/fbsep
[INFO] frobbed toml for m-g-dev/fbsep written to work/ex/clippy-test-run/sources/stable/gh/m-g-dev/fbsep/Cargo.toml
[INFO] started frobbing m-g-dev/fbsep
[INFO] finished frobbing m-g-dev/fbsep
[INFO] frobbed toml for m-g-dev/fbsep written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/m-g-dev/fbsep/Cargo.toml
[INFO] crate m-g-dev/fbsep 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 m-g-dev/fbsep 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/gh/m-g-dev/fbsep:/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] d514f86376e882c564c3a0bd36bf8dcee3df3dfb0cac010c0d4d2ae727a07412
[INFO] running `"docker" "start" "-a" "d514f86376e882c564c3a0bd36bf8dcee3df3dfb0cac010c0d4d2ae727a07412"`
[INFO] [stderr]     Checking fbsep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `greyscale`
[INFO] [stderr]  --> src/lib.rs:1:21
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn binarization(greyscale: &[u8]) -> i32 {
[INFO] [stderr]   |                     ^^^^^^^^^ help: consider using `_greyscale` instead
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `greyscale`
[INFO] [stderr]  --> src/lib.rs:1:21
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn binarization(greyscale: &[u8]) -> i32 {
[INFO] [stderr]   |                     ^^^^^^^^^ help: consider using `_greyscale` instead
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `a`
[INFO] [stderr]  --> src/lib.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn a() {
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "d514f86376e882c564c3a0bd36bf8dcee3df3dfb0cac010c0d4d2ae727a07412"`
[INFO] running `"docker" "rm" "-f" "d514f86376e882c564c3a0bd36bf8dcee3df3dfb0cac010c0d4d2ae727a07412"`
[INFO] [stdout] d514f86376e882c564c3a0bd36bf8dcee3df3dfb0cac010c0d4d2ae727a07412