[INFO] cloning repository https://github.com/verrchu/poker-combination-training
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/verrchu/poker-combination-training" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fverrchu%2Fpoker-combination-training", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fverrchu%2Fpoker-combination-training'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 56462a035c775e8b32046abb45ecdfa14b4c905e
[INFO] checking verrchu/poker-combination-training against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fverrchu%2Fpoker-combination-training" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/verrchu/poker-combination-training on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/verrchu/poker-combination-training
[INFO] finished tweaking git repo https://github.com/verrchu/poker-combination-training
[INFO] tweaked toml for git repo https://github.com/verrchu/poker-combination-training written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/verrchu/poker-combination-training already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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] f67f28a1392c25aa2d550b23831284c36036c6a8d6d0b0a8cda6e1b410647ed0
[INFO] running `Command { std: "docker" "start" "-a" "f67f28a1392c25aa2d550b23831284c36036c6a8d6d0b0a8cda6e1b410647ed0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f67f28a1392c25aa2d550b23831284c36036c6a8d6d0b0a8cda6e1b410647ed0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f67f28a1392c25aa2d550b23831284c36036c6a8d6d0b0a8cda6e1b410647ed0", kill_on_drop: false }`
[INFO] [stdout] f67f28a1392c25aa2d550b23831284c36036c6a8d6d0b0a8cda6e1b410647ed0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cae27beea2f560a7785c33b739d471b0174ba2f4551b07ce220e47a00518748
[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" "7cae27beea2f560a7785c33b739d471b0174ba2f4551b07ce220e47a00518748", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking text_io v0.1.8
[INFO] [stderr]    Compiling claim v0.4.0
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking poker-lib v0.1.10 (https://github.com/verrchu/poker-lib.git?tag=0.1.10#b2f42171)
[INFO] [stderr]     Checking poker-combination-training v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `combination`
[INFO] [stdout]   --> src/main.rs:40:28
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let (winning_hand, combination, variant) = ranked_hands
[INFO] [stdout]    |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_combination`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variant`
[INFO] [stdout]   --> src/main.rs:40:41
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let (winning_hand, combination, variant) = ranked_hands
[INFO] [stdout]    |                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `combination`
[INFO] [stdout]   --> src/main.rs:40:28
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let (winning_hand, combination, variant) = ranked_hands
[INFO] [stdout]    |                            ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_combination`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variant`
[INFO] [stdout]   --> src/main.rs:40:41
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let (winning_hand, combination, variant) = ranked_hands
[INFO] [stdout]    |                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `DECK_SIZE`
[INFO] [stdout]  --> src/deck.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | static DECK_SIZE: u8 = 52;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.06s
[INFO] running `Command { std: "docker" "inspect" "7cae27beea2f560a7785c33b739d471b0174ba2f4551b07ce220e47a00518748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cae27beea2f560a7785c33b739d471b0174ba2f4551b07ce220e47a00518748", kill_on_drop: false }`
[INFO] [stdout] 7cae27beea2f560a7785c33b739d471b0174ba2f4551b07ce220e47a00518748