[INFO] cloning repository https://github.com/bushidocodes/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/bushidocodes/game-of-life-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbushidocodes%2Fgame-of-life-rust"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbushidocodes%2Fgame-of-life-rust'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 14eaee75b0e489497b1159e198dda9b0b1dfabfd
[INFO] checking bushidocodes/game-of-life-rust against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbushidocodes%2Fgame-of-life-rust" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bushidocodes/game-of-life-rust on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/bushidocodes/game-of-life-rust
[INFO] finished tweaking git repo https://github.com/bushidocodes/game-of-life-rust
[INFO] tweaked toml for git repo https://github.com/bushidocodes/game-of-life-rust written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/bushidocodes/game-of-life-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5ae42f4f9d5a78e9bd8b782eb25e9bc02c687b0f82a07bc217a5bf165fd37ab4
[INFO] running `"docker" "start" "-a" "5ae42f4f9d5a78e9bd8b782eb25e9bc02c687b0f82a07bc217a5bf165fd37ab4"`
[INFO] [stderr]     Checking game-of-life-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `row`
[INFO] [stderr]   --> src/main.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |         for row in 0..dimension {
[INFO] [stderr]    |             ^^^ help: consider prefixing with an underscore: `_row`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cell`
[INFO] [stderr]   --> src/main.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |             for cell in 0..dimension {
[INFO] [stderr]    |                 ^^^^ help: consider prefixing with an underscore: `_cell`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `dimension` should have an upper case name
[INFO] [stderr]  --> src/main.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 |     const dimension : i8 = 16;
[INFO] [stderr]   |           ^^^^^^^^^ help: convert the identifier to upper case: `DIMENSION`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `buildGameBoard` should have a snake case name
[INFO] [stderr]   --> src/main.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn buildGameBoard(mut gameboard: Vec<Vec<Cell>>) -> Vec<Vec<Cell>> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `build_game_board`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `isAlive` should have a snake case name
[INFO] [stderr]   --> src/main.rs:23:21
[INFO] [stderr]    |
[INFO] [stderr] 23 |                 let isAlive: i8 = rng.gen_range(0, 2);
[INFO] [stderr]    |                     ^^^^^^^ help: convert the identifier to snake case: `is_alive`
[INFO] [stderr] 
[INFO] [stderr] warning: function `drawGameBoard` should have a snake case name
[INFO] [stderr]   --> src/main.rs:35:8
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn drawGameBoard(gameboard: Vec<Vec<Cell>>) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `draw_game_board`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `row`
[INFO] [stderr]   --> src/main.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |         for row in 0..dimension {
[INFO] [stderr]    |             ^^^ help: consider prefixing with an underscore: `_row`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cell`
[INFO] [stderr]   --> src/main.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |             for cell in 0..dimension {
[INFO] [stderr]    |                 ^^^^ help: consider prefixing with an underscore: `_cell`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `dimension` should have an upper case name
[INFO] [stderr]  --> src/main.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 |     const dimension : i8 = 16;
[INFO] [stderr]   |           ^^^^^^^^^ help: convert the identifier to upper case: `DIMENSION`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `buildGameBoard` should have a snake case name
[INFO] [stderr]   --> src/main.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn buildGameBoard(mut gameboard: Vec<Vec<Cell>>) -> Vec<Vec<Cell>> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `build_game_board`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `isAlive` should have a snake case name
[INFO] [stderr]   --> src/main.rs:23:21
[INFO] [stderr]    |
[INFO] [stderr] 23 |                 let isAlive: i8 = rng.gen_range(0, 2);
[INFO] [stderr]    |                     ^^^^^^^ help: convert the identifier to snake case: `is_alive`
[INFO] [stderr] 
[INFO] [stderr] warning: function `drawGameBoard` should have a snake case name
[INFO] [stderr]   --> src/main.rs:35:8
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn drawGameBoard(gameboard: Vec<Vec<Cell>>) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `draw_game_board`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `"docker" "inspect" "5ae42f4f9d5a78e9bd8b782eb25e9bc02c687b0f82a07bc217a5bf165fd37ab4"`
[INFO] running `"docker" "rm" "-f" "5ae42f4f9d5a78e9bd8b782eb25e9bc02c687b0f82a07bc217a5bf165fd37ab4"`
[INFO] [stdout] 5ae42f4f9d5a78e9bd8b782eb25e9bc02c687b0f82a07bc217a5bf165fd37ab4