[INFO] updating cached repository Craig-Macomber/Life-Struggle
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Craig-Macomber/Life-Struggle
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Craig-Macomber/Life-Struggle" "work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/Craig-Macomber/Life-Struggle"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/Craig-Macomber/Life-Struggle'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Craig-Macomber/Life-Struggle" "work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/Craig-Macomber/Life-Struggle"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/Craig-Macomber/Life-Struggle'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 051d4626dafb950554469862d922425ceb2d3ff3
[INFO] sha for GitHub repo Craig-Macomber/Life-Struggle: 051d4626dafb950554469862d922425ceb2d3ff3
[INFO] validating manifest of Craig-Macomber/Life-Struggle on toolchain master#efe2f32a6b8217425f361ec7c206910c611c03ee
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Craig-Macomber/Life-Struggle on toolchain try#78b0bd8441ef961f6475e3d47fe3bca38cb83432
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Craig-Macomber/Life-Struggle
[INFO] finished frobbing Craig-Macomber/Life-Struggle
[INFO] frobbed toml for Craig-Macomber/Life-Struggle written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/Craig-Macomber/Life-Struggle/Cargo.toml
[INFO] started frobbing Craig-Macomber/Life-Struggle
[INFO] finished frobbing Craig-Macomber/Life-Struggle
[INFO] frobbed toml for Craig-Macomber/Life-Struggle written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/Craig-Macomber/Life-Struggle/Cargo.toml
[INFO] crate Craig-Macomber/Life-Struggle already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Craig-Macomber/Life-Struggle against master#efe2f32a6b8217425f361ec7c206910c611c03ee for pr-60039
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-4/master#efe2f32a6b8217425f361ec7c206910c611c03ee:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/Craig-Macomber/Life-Struggle:/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" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9eda2359b0b64d9f2eaf5a06b07a9dc9b8f767f51b3030f05be1b1a3750eb3de
[INFO] running `"docker" "start" "-a" "9eda2359b0b64d9f2eaf5a06b07a9dc9b8f767f51b3030f05be1b1a3750eb3de"`
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking life_struggle v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `struggle`
[INFO] [stderr]   --> src/game.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub fn struggle(generations: usize, tile_a: &LifeTileSrc, tile_b: &LifeTileSrc) -> (isize, isize) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `lwss_at`
[INFO] [stderr]    --> src/game.rs:101:5
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn lwss_at<T: LifeTile>(t: &mut T, x: usize, y: usize) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.62s
[INFO] running `"docker" "inspect" "9eda2359b0b64d9f2eaf5a06b07a9dc9b8f767f51b3030f05be1b1a3750eb3de"`
[INFO] running `"docker" "rm" "-f" "9eda2359b0b64d9f2eaf5a06b07a9dc9b8f767f51b3030f05be1b1a3750eb3de"`
[INFO] [stdout] 9eda2359b0b64d9f2eaf5a06b07a9dc9b8f767f51b3030f05be1b1a3750eb3de