[INFO] updating cached repository Riey/simple-cal-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Riey/simple-cal-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Riey/simple-cal-rs" "work/ex/clippy-test-run/sources/stable/gh/Riey/simple-cal-rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/Riey/simple-cal-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Riey/simple-cal-rs" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Riey/simple-cal-rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Riey/simple-cal-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cc6b09837844b601cd47cedf72f8f30a9b2f3163
[INFO] sha for GitHub repo Riey/simple-cal-rs: cc6b09837844b601cd47cedf72f8f30a9b2f3163
[INFO] validating manifest of Riey/simple-cal-rs 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 Riey/simple-cal-rs 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 Riey/simple-cal-rs
[INFO] finished frobbing Riey/simple-cal-rs
[INFO] frobbed toml for Riey/simple-cal-rs written to work/ex/clippy-test-run/sources/stable/gh/Riey/simple-cal-rs/Cargo.toml
[INFO] started frobbing Riey/simple-cal-rs
[INFO] finished frobbing Riey/simple-cal-rs
[INFO] frobbed toml for Riey/simple-cal-rs written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Riey/simple-cal-rs/Cargo.toml
[INFO] crate Riey/simple-cal-rs 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 Riey/simple-cal-rs 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/Riey/simple-cal-rs:/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] 0b1691f756fb9b0451b274b9c6007595918ed46c936a38fb73bd3032bd565c77
[INFO] running `"docker" "start" "-a" "0b1691f756fb9b0451b274b9c6007595918ed46c936a38fb73bd3032bd565c77"`
[INFO] [stderr]     Checking simple-cal-rs 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/main.rs:21:18
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn order(&self) -> usize {
[INFO] [stderr]    |                  ^^^^^ help: consider passing by value instead: `self`
[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] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/main.rs:28:16
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn cal(&self, stack: &mut Vec<i32>) {
[INFO] [stderr]    |                ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[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] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/main.rs:21:18
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn order(&self) -> usize {
[INFO] [stderr]    |                  ^^^^^ help: consider passing by value instead: `self`
[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] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/main.rs:28:16
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn cal(&self, stack: &mut Vec<i32>) {
[INFO] [stderr]    |                ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[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 0.65s
[INFO] running `"docker" "inspect" "0b1691f756fb9b0451b274b9c6007595918ed46c936a38fb73bd3032bd565c77"`
[INFO] running `"docker" "rm" "-f" "0b1691f756fb9b0451b274b9c6007595918ed46c936a38fb73bd3032bd565c77"`
[INFO] [stdout] 0b1691f756fb9b0451b274b9c6007595918ed46c936a38fb73bd3032bd565c77