[INFO] updating cached repository Michael2109/genetic-algorithms
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Michael2109/genetic-algorithms
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Michael2109/genetic-algorithms" "work/ex/clippy-test-run/sources/stable/gh/Michael2109/genetic-algorithms"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/Michael2109/genetic-algorithms'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Michael2109/genetic-algorithms" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Michael2109/genetic-algorithms"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Michael2109/genetic-algorithms'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 99c630bdd95c98763a6f86098151f806291e08ba
[INFO] sha for GitHub repo Michael2109/genetic-algorithms: 99c630bdd95c98763a6f86098151f806291e08ba
[INFO] validating manifest of Michael2109/genetic-algorithms 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 Michael2109/genetic-algorithms 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 Michael2109/genetic-algorithms
[INFO] finished frobbing Michael2109/genetic-algorithms
[INFO] frobbed toml for Michael2109/genetic-algorithms written to work/ex/clippy-test-run/sources/stable/gh/Michael2109/genetic-algorithms/Cargo.toml
[INFO] started frobbing Michael2109/genetic-algorithms
[INFO] finished frobbing Michael2109/genetic-algorithms
[INFO] frobbed toml for Michael2109/genetic-algorithms written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Michael2109/genetic-algorithms/Cargo.toml
[INFO] crate Michael2109/genetic-algorithms 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 Michael2109/genetic-algorithms 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/Michael2109/genetic-algorithms:/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] 5f8d319e2753f3b95536521a9b2c1c19846232614c97f2ed66b5b2def3755c67
[INFO] running `"docker" "start" "-a" "5f8d319e2753f3b95536521a9b2c1c19846232614c97f2ed66b5b2def3755c67"`
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]    Compiling glutin v0.14.0
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]     Checking pistoncore-input v0.21.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking pistoncore-window v0.32.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.37.0
[INFO] [stderr]     Checking piston v0.37.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.53.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.47.0
[INFO] [stderr]     Checking genetic-algorithms v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `simulation`
[INFO] [stderr]   --> src/entity.rs:63:35
[INFO] [stderr]    |
[INFO] [stderr] 63 |     fn collision_detection(&self, simulation: &Simulation) {
[INFO] [stderr]    |                                   ^^^^^^^^^^ help: consider using `_simulation` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/main.rs:98:16
[INFO] [stderr]     |
[INFO] [stderr] 98  |           if let Some(_) = e.update_args() {
[INFO] [stderr]     |  _________-      ^^^^^^^
[INFO] [stderr] 99  | |             app.update();
[INFO] [stderr] 100 | |         }
[INFO] [stderr]     | |_________- help: try this: `if e.update_args().is_some()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `simulation`
[INFO] [stderr]   --> src/entity.rs:63:35
[INFO] [stderr]    |
[INFO] [stderr] 63 |     fn collision_detection(&self, simulation: &Simulation) {
[INFO] [stderr]    |                                   ^^^^^^^^^^ help: consider using `_simulation` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/main.rs:98:16
[INFO] [stderr]     |
[INFO] [stderr] 98  |           if let Some(_) = e.update_args() {
[INFO] [stderr]     |  _________-      ^^^^^^^
[INFO] [stderr] 99  | |             app.update();
[INFO] [stderr] 100 | |         }
[INFO] [stderr]     | |_________- help: try this: `if e.update_args().is_some()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.31s
[INFO] running `"docker" "inspect" "5f8d319e2753f3b95536521a9b2c1c19846232614c97f2ed66b5b2def3755c67"`
[INFO] running `"docker" "rm" "-f" "5f8d319e2753f3b95536521a9b2c1c19846232614c97f2ed66b5b2def3755c67"`
[INFO] [stdout] 5f8d319e2753f3b95536521a9b2c1c19846232614c97f2ed66b5b2def3755c67