[INFO] updating cached repository MattsPoche/game-of-life
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/MattsPoche/game-of-life
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/MattsPoche/game-of-life" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/MattsPoche/game-of-life"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/MattsPoche/game-of-life'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/MattsPoche/game-of-life" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/MattsPoche/game-of-life"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/MattsPoche/game-of-life'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c6373b3cb8ec54aaf60ba86502c53b06c37650d0
[INFO] sha for GitHub repo MattsPoche/game-of-life: c6373b3cb8ec54aaf60ba86502c53b06c37650d0
[INFO] validating manifest of MattsPoche/game-of-life on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of MattsPoche/game-of-life on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing MattsPoche/game-of-life
[INFO] finished frobbing MattsPoche/game-of-life
[INFO] frobbed toml for MattsPoche/game-of-life written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/MattsPoche/game-of-life/Cargo.toml
[INFO] started frobbing MattsPoche/game-of-life
[INFO] finished frobbing MattsPoche/game-of-life
[INFO] frobbed toml for MattsPoche/game-of-life written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/MattsPoche/game-of-life/Cargo.toml
[INFO] crate MattsPoche/game-of-life already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking MattsPoche/game-of-life against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-5/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/MattsPoche/game-of-life:/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 90aee71f10fcfc4b26fa8dfba88ecb342ad2633cd7ad5644dc1ffd28f737b75e
[INFO] running `"docker" "start" "-a" "90aee71f10fcfc4b26fa8dfba88ecb342ad2633cd7ad5644dc1ffd28f737b75e"`
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling khronos_api v3.0.0
[INFO] [stderr]     Checking downcast-rs v1.0.3
[INFO] [stderr]     Checking piston-float v0.3.0
[INFO] [stderr]     Checking shader_version v0.3.0
[INFO] [stderr]     Checking read_color v1.0.0
[INFO] [stderr]     Checking piston-texture v0.6.0
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.3.1
[INFO] [stderr]    Compiling wayland-scanner v0.21.7
[INFO] [stderr]     Checking arrayvec v0.4.8
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking stb_truetype v0.2.4
[INFO] [stderr]     Checking piston-viewport v0.5.0
[INFO] [stderr]     Checking vecmath v0.3.1
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking approx v0.3.0
[INFO] [stderr]     Checking ordered-float v1.0.1
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking smallvec v0.6.7
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking rusttype v0.7.3
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]    Compiling wayland-client v0.21.7
[INFO] [stderr]    Compiling wayland-protocols v0.21.7
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking andrew v0.1.4
[INFO] [stderr]     Checking piston2d-graphics v0.28.0
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.21.7
[INFO] [stderr]     Checking wayland-commons v0.21.7
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.2
[INFO] [stderr]     Checking winit v0.18.0
[INFO] [stderr]     Checking pistoncore-input v0.23.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.57.0
[INFO] [stderr]     Checking pistoncore-window v0.34.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.39.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.51.1
[INFO] [stderr]     Checking piston v0.39.0
[INFO] [stderr]     Checking game_of_life v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/patterns.rs:95:18
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub fn matricize(v: &Vec<bool>) {
[INFO] [stderr]    |                  ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `rotate`
[INFO] [stderr]   --> src/patterns.rs:65:1
[INFO] [stderr]    |
[INFO] [stderr] 65 | pub fn rotate(v: &Vec<(usize, usize)>) -> Vec<(usize, usize)> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_bounds`
[INFO] [stderr]   --> src/patterns.rs:78:1
[INFO] [stderr]    |
[INFO] [stderr] 78 | pub fn get_bounds(v: &Vec<(usize, usize)>) -> (usize, usize) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `matricize`
[INFO] [stderr]   --> src/patterns.rs:95:1
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub fn matricize(v: &Vec<bool>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_vec`
[INFO] [stderr]   --> src/patterns.rs:99:1
[INFO] [stderr]    |
[INFO] [stderr] 99 | pub fn print_vec(v: &Vec<(usize, usize)>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/patterns.rs:95:18
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub fn matricize(v: &Vec<bool>) {
[INFO] [stderr]    |                  ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `matricize`
[INFO] [stderr]   --> src/patterns.rs:95:1
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub fn matricize(v: &Vec<bool>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 39s
[INFO] running `"docker" "inspect" "90aee71f10fcfc4b26fa8dfba88ecb342ad2633cd7ad5644dc1ffd28f737b75e"`
[INFO] running `"docker" "rm" "-f" "90aee71f10fcfc4b26fa8dfba88ecb342ad2633cd7ad5644dc1ffd28f737b75e"`
[INFO] [stdout] 90aee71f10fcfc4b26fa8dfba88ecb342ad2633cd7ad5644dc1ffd28f737b75e