[INFO] cloning repository https://github.com/Yuhanun/trilion_poker_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Yuhanun/trilion_poker_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYuhanun%2Ftrilion_poker_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYuhanun%2Ftrilion_poker_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3597b681ea98cab97d4dfe625c428de26479713e
[INFO] checking Yuhanun/trilion_poker_server against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYuhanun%2Ftrilion_poker_server" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Yuhanun/trilion_poker_server on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Yuhanun/trilion_poker_server
[INFO] finished tweaking git repo https://github.com/Yuhanun/trilion_poker_server
[INFO] tweaked toml for git repo https://github.com/Yuhanun/trilion_poker_server written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Yuhanun/trilion_poker_server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23911bd14431e30ae808ec209c2e79b8377b948e9d59d8cc650ac4f17a2e3648
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "23911bd14431e30ae808ec209c2e79b8377b948e9d59d8cc650ac4f17a2e3648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23911bd14431e30ae808ec209c2e79b8377b948e9d59d8cc650ac4f17a2e3648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23911bd14431e30ae808ec209c2e79b8377b948e9d59d8cc650ac4f17a2e3648", kill_on_drop: false }`
[INFO] [stdout] 23911bd14431e30ae808ec209c2e79b8377b948e9d59d8cc650ac4f17a2e3648
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa8a946f021abdade29a9cd9ea72c9da74ade9bfcd7bfb0c50195f71b1ca7a23
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "aa8a946f021abdade29a9cd9ea72c9da74ade9bfcd7bfb0c50195f71b1ca7a23", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking trilion_poker_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `send`
[INFO] [stdout]   --> src/connectioninfo.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn send<T>(&mut self, data: T) -> bool
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `send_str`
[INFO] [stdout]   --> src/connectioninfo.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn send_str(&mut self, data: &[u8]) -> std::io::Result<()> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `try_read`
[INFO] [stdout]   --> src/connectioninfo.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn try_read(&mut self) -> Option<String> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `games`
[INFO] [stdout]   --> src/server.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     games: Arc<Mutex<HashMap<usize, game::Game>>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `deck`
[INFO] [stdout]  --> src/game.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     deck: Vec<Card>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `players`
[INFO] [stdout]  --> src/game.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     players: Vec<Player>
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `send`
[INFO] [stdout]   --> src/connectioninfo.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn send<T>(&mut self, data: T) -> bool
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `send_str`
[INFO] [stdout]   --> src/connectioninfo.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn send_str(&mut self, data: &[u8]) -> std::io::Result<()> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `try_read`
[INFO] [stdout]   --> src/connectioninfo.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn try_read(&mut self) -> Option<String> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `games`
[INFO] [stdout]   --> src/server.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     games: Arc<Mutex<HashMap<usize, game::Game>>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `deck`
[INFO] [stdout]  --> src/game.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     deck: Vec<Card>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `players`
[INFO] [stdout]  --> src/game.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     players: Vec<Player>
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.84s
[INFO] running `Command { std: "docker" "inspect" "aa8a946f021abdade29a9cd9ea72c9da74ade9bfcd7bfb0c50195f71b1ca7a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa8a946f021abdade29a9cd9ea72c9da74ade9bfcd7bfb0c50195f71b1ca7a23", kill_on_drop: false }`
[INFO] [stdout] aa8a946f021abdade29a9cd9ea72c9da74ade9bfcd7bfb0c50195f71b1ca7a23