[INFO] cloning repository https://github.com/pieterdopheide/poker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pieterdopheide/poker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpieterdopheide%2Fpoker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpieterdopheide%2Fpoker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cbef7e7275a119b1b34838e512b3dafd2880b0cd
[INFO] testing pieterdopheide/poker against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpieterdopheide%2Fpoker" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pieterdopheide/poker on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pieterdopheide/poker
[INFO] finished tweaking git repo https://github.com/pieterdopheide/poker
[INFO] tweaked toml for git repo https://github.com/pieterdopheide/poker written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/pieterdopheide/poker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81627c74fb9b8094be1258eee15758a1d19b1290d62a42b039cc4b783b03e19a
[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" "81627c74fb9b8094be1258eee15758a1d19b1290d62a42b039cc4b783b03e19a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81627c74fb9b8094be1258eee15758a1d19b1290d62a42b039cc4b783b03e19a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81627c74fb9b8094be1258eee15758a1d19b1290d62a42b039cc4b783b03e19a", kill_on_drop: false }`
[INFO] [stdout] 81627c74fb9b8094be1258eee15758a1d19b1290d62a42b039cc4b783b03e19a
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf3e4ec20d81b7d58945072611979e1390c42155799a0de482fb91ec0ab89487
[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" "cf3e4ec20d81b7d58945072611979e1390c42155799a0de482fb91ec0ab89487", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.12
[INFO] [stderr]    Compiling rand v0.3.14
[INFO] [stderr]    Compiling poker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Suit`
[INFO] [stdout]  --> src/hand_ranker.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use card::{Card, Rank, Suit};
[INFO] [stdout]   |                        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     for x in 0..5 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/card.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         &self.print_rank();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let _ = &self.print_rank();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/card.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         &self.print_suit();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let _ = &self.print_suit();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.49s
[INFO] running `Command { std: "docker" "inspect" "cf3e4ec20d81b7d58945072611979e1390c42155799a0de482fb91ec0ab89487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf3e4ec20d81b7d58945072611979e1390c42155799a0de482fb91ec0ab89487", kill_on_drop: false }`
[INFO] [stdout] cf3e4ec20d81b7d58945072611979e1390c42155799a0de482fb91ec0ab89487
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36f0aa59ec8edf1a130b03005671763d7a5c9d7470a6849fd4fce56ea031992b
[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" "36f0aa59ec8edf1a130b03005671763d7a5c9d7470a6849fd4fce56ea031992b", kill_on_drop: false }`
[INFO] [stderr]    Compiling poker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     for x in 0..5 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/card.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         &self.print_rank();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let _ = &self.print_rank();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/card.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         &self.print_suit();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let _ = &self.print_suit();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "36f0aa59ec8edf1a130b03005671763d7a5c9d7470a6849fd4fce56ea031992b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36f0aa59ec8edf1a130b03005671763d7a5c9d7470a6849fd4fce56ea031992b", kill_on_drop: false }`
[INFO] [stdout] 36f0aa59ec8edf1a130b03005671763d7a5c9d7470a6849fd4fce56ea031992b
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 62610c7c37e586b79c8a45551e2404ff5cac7003eccaa3aabdc127f4abb9e555
[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" "62610c7c37e586b79c8a45551e2404ff5cac7003eccaa3aabdc127f4abb9e555", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stdout] running 19 tests
[INFO] [stderr]   --> src/main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     for x in 0..5 {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/card.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |         &self.print_rank();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let _ = &self.print_rank();
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/card.rs:64:9
[INFO] [stderr]    |
[INFO] [stderr] 64 |         &self.print_suit();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 64 |         let _ = &self.print_suit();
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `poker` (bin "poker" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/poker-3244f8149291e565)
[INFO] [stdout] test hand_ranker::full_house ... ok
[INFO] [stdout] test hand_ranker::further_evaluation_flush ... ok
[INFO] [stdout] test hand_ranker::further_evaluation_straightflush ... ok
[INFO] [stdout] test hand_ranker::rank_hand_onepair ... ok
[INFO] [stdout] test hand_ranker::rank_hand_straight ... ok
[INFO] [stdout] test hand_ranker::rank_hand_straightflush ... ok
[INFO] [stdout] test hand_ranker::rank_hand_threeofakind ... ok
[INFO] [stdout] test hand_ranker::three_of_a_kind ... ok
[INFO] [stdout] test hand_ranker::rank_hand_highcard ... ok
[INFO] [stdout] test hand_ranker::four_of_a_kind ... ok
[INFO] [stdout] test hand_ranker::rank_hand_fourofakind ... ok
[INFO] [stdout] test hand_ranker::further_evaluation_straight ... ok
[INFO] [stdout] test hand_ranker::rank_hand_low_ace_straight ... ok
[INFO] [stdout] test hand_ranker::rank_hand_flush ... ok
[INFO] [stdout] test hand_ranker::test_prepare ... ok
[INFO] [stdout] test hand_ranker::two_pair ... ok
[INFO] [stdout] test hand_ranker::further_evaluation_highcard ... ok
[INFO] [stdout] test hand_ranker::rank_hand_twopair ... ok
[INFO] [stdout] test hand_ranker::rank_hand_fullhouse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "62610c7c37e586b79c8a45551e2404ff5cac7003eccaa3aabdc127f4abb9e555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62610c7c37e586b79c8a45551e2404ff5cac7003eccaa3aabdc127f4abb9e555", kill_on_drop: false }`
[INFO] [stdout] 62610c7c37e586b79c8a45551e2404ff5cac7003eccaa3aabdc127f4abb9e555