[INFO] cloning repository https://github.com/bantic/game_of_life_rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bantic/game_of_life_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbantic%2Fgame_of_life_rust"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbantic%2Fgame_of_life_rust'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1974d86370fb67210052124d927a51bcb5e8ee3e
[INFO] checking bantic/game_of_life_rust against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbantic%2Fgame_of_life_rust" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bantic/game_of_life_rust on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/bantic/game_of_life_rust
[INFO] finished tweaking git repo https://github.com/bantic/game_of_life_rust
[INFO] tweaked toml for git repo https://github.com/bantic/game_of_life_rust written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/bantic/game_of_life_rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enumset v0.3.15
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 93e2c33dc66db4e7741c2d4ea038bbdd25635b866cb816306b50c7d182f01c4f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "93e2c33dc66db4e7741c2d4ea038bbdd25635b866cb816306b50c7d182f01c4f"`
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking array-macro v1.0.3
[INFO] [stderr]     Checking reexport-proc-macro v1.0.5
[INFO] [stderr]    Compiling ncurses v5.98.0
[INFO] [stderr]     Checking signal-hook v0.1.7
[INFO] [stderr]     Checking num-complex v0.2.1
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking num-rational v0.2.1
[INFO] [stderr]    Compiling enumset_derive v0.2.0
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.6
[INFO] [stderr]     Checking enumset v0.3.15
[INFO] [stderr]    Compiling enum-map-derive v0.4.0
[INFO] [stderr]     Checking enum-map v0.4.1
[INFO] [stderr]     Checking cursive v0.10.0
[INFO] [stderr]     Checking gol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `print_grid`
[INFO] [stderr]    --> src/main.rs:102:1
[INFO] [stderr]     |
[INFO] [stderr] 102 | fn print_grid(grid: Grid) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_grid`
[INFO] [stderr]    --> src/main.rs:102:1
[INFO] [stderr]     |
[INFO] [stderr] 102 | fn print_grid(grid: Grid) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.19s
[INFO] running `"docker" "inspect" "93e2c33dc66db4e7741c2d4ea038bbdd25635b866cb816306b50c7d182f01c4f"`
[INFO] running `"docker" "rm" "-f" "93e2c33dc66db4e7741c2d4ea038bbdd25635b866cb816306b50c7d182f01c4f"`
[INFO] [stdout] 93e2c33dc66db4e7741c2d4ea038bbdd25635b866cb816306b50c7d182f01c4f