[INFO] updating cached repository povilasb/snake
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/povilasb/snake
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/povilasb/snake" "work/ex/clippy-test-run/sources/stable/gh/povilasb/snake"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/povilasb/snake'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/povilasb/snake" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/povilasb/snake"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/povilasb/snake'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 24718dd9918cab67b5fa4edafa926f879b71f803
[INFO] sha for GitHub repo povilasb/snake: 24718dd9918cab67b5fa4edafa926f879b71f803
[INFO] validating manifest of povilasb/snake 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 povilasb/snake 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 povilasb/snake
[INFO] finished frobbing povilasb/snake
[INFO] frobbed toml for povilasb/snake written to work/ex/clippy-test-run/sources/stable/gh/povilasb/snake/Cargo.toml
[INFO] started frobbing povilasb/snake
[INFO] finished frobbing povilasb/snake
[INFO] frobbed toml for povilasb/snake written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/povilasb/snake/Cargo.toml
[INFO] crate povilasb/snake 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 povilasb/snake against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/povilasb/snake:/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] fbc070f561187d6f3991d582903e4c0b3c347626d5eff5a51be0f8258c8f82a4
[INFO] running `"docker" "start" "-a" "fbc070f561187d6f3991d582903e4c0b3c347626d5eff5a51be0f8258c8f82a4"`
[INFO] [stderr]     Checking unwrap v1.1.0
[INFO] [stderr]     Checking rand v0.3.17
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking memmap v0.5.2
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking framebuffer v0.1.6
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking num-bigint v0.1.40
[INFO] [stderr]     Checking rust-gfx v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/gfx.rs:201:52
[INFO] [stderr]     |
[INFO] [stderr] 201 |     fn point(&mut self, x: usize, y: usize, color: &(u8, u8, u8)) {
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^ help: consider passing by value instead: `(u8, u8, u8)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr]     Checking num-rational v0.1.39
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]     Checking hamcrest v0.1.3
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/gfx.rs:201:52
[INFO] [stderr]     |
[INFO] [stderr] 201 |     fn point(&mut self, x: usize, y: usize, color: &(u8, u8, u8)) {
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^ help: consider passing by value instead: `(u8, u8, u8)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.57s
[INFO] running `"docker" "inspect" "fbc070f561187d6f3991d582903e4c0b3c347626d5eff5a51be0f8258c8f82a4"`
[INFO] running `"docker" "rm" "-f" "fbc070f561187d6f3991d582903e4c0b3c347626d5eff5a51be0f8258c8f82a4"`
[INFO] [stdout] fbc070f561187d6f3991d582903e4c0b3c347626d5eff5a51be0f8258c8f82a4