[INFO] updating cached repository mjollnirsoftware/evolution
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mjollnirsoftware/evolution
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mjollnirsoftware/evolution" "work/ex/clippy-test-run/sources/stable/gh/mjollnirsoftware/evolution"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/mjollnirsoftware/evolution'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mjollnirsoftware/evolution" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/mjollnirsoftware/evolution"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/mjollnirsoftware/evolution'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0c9e536ac05ff50178c8f6d827343753dde5241a
[INFO] sha for GitHub repo mjollnirsoftware/evolution: 0c9e536ac05ff50178c8f6d827343753dde5241a
[INFO] validating manifest of mjollnirsoftware/evolution 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 mjollnirsoftware/evolution 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 mjollnirsoftware/evolution
[INFO] finished frobbing mjollnirsoftware/evolution
[INFO] frobbed toml for mjollnirsoftware/evolution written to work/ex/clippy-test-run/sources/stable/gh/mjollnirsoftware/evolution/Cargo.toml
[INFO] started frobbing mjollnirsoftware/evolution
[INFO] finished frobbing mjollnirsoftware/evolution
[INFO] frobbed toml for mjollnirsoftware/evolution written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/mjollnirsoftware/evolution/Cargo.toml
[INFO] crate mjollnirsoftware/evolution 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 mjollnirsoftware/evolution against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/mjollnirsoftware/evolution:/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] 34e52ef34b7753c1e1cc90f50e96a36123e2d9a7dfa42edbe223284da86baaa4
[INFO] running `"docker" "start" "-a" "34e52ef34b7753c1e1cc90f50e96a36123e2d9a7dfa42edbe223284da86baaa4"`
[INFO] [stderr]     Checking evolution v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]    --> src/board.rs:137:21
[INFO] [stderr]     |
[INFO] [stderr] 137 | /                     if ant.energy > DEFAULT_SPLIT_ENERGY {
[INFO] [stderr] 138 | |                         if index > 0 {
[INFO] [stderr] 139 | |                             if let BoardCell::Empty = &self.cells[index - 1] {
[INFO] [stderr] 140 | |                                 let mut born_ant = ant.split();
[INFO] [stderr] ...   |
[INFO] [stderr] 146 | |                         }
[INFO] [stderr] 147 | |                     }
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 137 |                     if ant.energy > DEFAULT_SPLIT_ENERGY && index > 0 {
[INFO] [stderr] 138 |     if let BoardCell::Empty = &self.cells[index - 1] {
[INFO] [stderr] 139 |         let mut born_ant = ant.split();
[INFO] [stderr] 140 |         mutations.push(BoardMutation::Born(
[INFO] [stderr] 141 |             index - 1,
[INFO] [stderr] 142 |             Rc::new(RefCell::new(born_ant)),
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]    --> src/board.rs:137:21
[INFO] [stderr]     |
[INFO] [stderr] 137 | /                     if ant.energy > DEFAULT_SPLIT_ENERGY {
[INFO] [stderr] 138 | |                         if index > 0 {
[INFO] [stderr] 139 | |                             if let BoardCell::Empty = &self.cells[index - 1] {
[INFO] [stderr] 140 | |                                 let mut born_ant = ant.split();
[INFO] [stderr] ...   |
[INFO] [stderr] 146 | |                         }
[INFO] [stderr] 147 | |                     }
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 137 |                     if ant.energy > DEFAULT_SPLIT_ENERGY && index > 0 {
[INFO] [stderr] 138 |     if let BoardCell::Empty = &self.cells[index - 1] {
[INFO] [stderr] 139 |         let mut born_ant = ant.split();
[INFO] [stderr] 140 |         mutations.push(BoardMutation::Born(
[INFO] [stderr] 141 |             index - 1,
[INFO] [stderr] 142 |             Rc::new(RefCell::new(born_ant)),
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `"docker" "inspect" "34e52ef34b7753c1e1cc90f50e96a36123e2d9a7dfa42edbe223284da86baaa4"`
[INFO] running `"docker" "rm" "-f" "34e52ef34b7753c1e1cc90f50e96a36123e2d9a7dfa42edbe223284da86baaa4"`
[INFO] [stdout] 34e52ef34b7753c1e1cc90f50e96a36123e2d9a7dfa42edbe223284da86baaa4