[INFO] cloning repository https://github.com/lencse/gomoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lencse/gomoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flencse%2Fgomoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flencse%2Fgomoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc419025b42c5ff0e3527829841ff2a951097319
[INFO] checking lencse/gomoku against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flencse%2Fgomoku" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lencse/gomoku on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lencse/gomoku
[INFO] finished tweaking git repo https://github.com/lencse/gomoku
[INFO] tweaked toml for git repo https://github.com/lencse/gomoku written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/lencse/gomoku already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 250106208fd04944d714921f99ba04181c533ff430f8c570748ad6b22975e4d3
[INFO] running `Command { std: "docker" "start" "-a" "250106208fd04944d714921f99ba04181c533ff430f8c570748ad6b22975e4d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "250106208fd04944d714921f99ba04181c533ff430f8c570748ad6b22975e4d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "250106208fd04944d714921f99ba04181c533ff430f8c570748ad6b22975e4d3", kill_on_drop: false }`
[INFO] [stdout] 250106208fd04944d714921f99ba04181c533ff430f8c570748ad6b22975e4d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d3548748e785f190f7b2becb21f8f2380fbaf32629a831b94620bc6d77611686
[INFO] running `Command { std: "docker" "start" "-a" "d3548748e785f190f7b2becb21f8f2380fbaf32629a831b94620bc6d77611686", kill_on_drop: false }`
[INFO] [stderr]     Checking gomoku v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let g = game::Game::new();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let g = game::Game::new();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Position`
[INFO] [stdout]  --> src/game.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Position {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `pos`
[INFO] [stdout]  --> src/game.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn pos(row: usize, col: usize) -> Position {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cells`
[INFO] [stdout]   --> src/game.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     cells: [[u8; SIZE]; SIZE],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `val`
[INFO] [stdout]   --> src/game.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn val(&self, pos: &Position) -> u8 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `put`
[INFO] [stdout]   --> src/game.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn put(&mut self, pos: &Position, value: u8) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `table`
[INFO] [stdout]   --> src/game.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     table: Table,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `next`
[INFO] [stdout]   --> src/game.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     next: u8,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `val`
[INFO] [stdout]   --> src/game.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn val(&self, pos: &Position) -> u8 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `step`
[INFO] [stdout]   --> src/game.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn step(&mut self, pos: &Position) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d3548748e785f190f7b2becb21f8f2380fbaf32629a831b94620bc6d77611686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3548748e785f190f7b2becb21f8f2380fbaf32629a831b94620bc6d77611686", kill_on_drop: false }`
[INFO] [stdout] d3548748e785f190f7b2becb21f8f2380fbaf32629a831b94620bc6d77611686