[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 try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpieterdopheide%2Fpoker" "/workspace/builds/worker-111/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-111/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pieterdopheide/poker on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-111/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" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--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-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e1f3fb392187e54863353b24e35786355d6fbd03dc91cc873298ced0bd66725
[INFO] running `Command { std: "docker" "start" "-a" "6e1f3fb392187e54863353b24e35786355d6fbd03dc91cc873298ced0bd66725", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e1f3fb392187e54863353b24e35786355d6fbd03dc91cc873298ced0bd66725", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e1f3fb392187e54863353b24e35786355d6fbd03dc91cc873298ced0bd66725", kill_on_drop: false }`
[INFO] [stdout] 6e1f3fb392187e54863353b24e35786355d6fbd03dc91cc873298ced0bd66725
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8dcb73380b5d69583f0bd5e5abf115bc1009259c5ab41e35fc277d8b8409669f
[INFO] running `Command { std: "docker" "start" "-a" "8dcb73380b5d69583f0bd5e5abf115bc1009259c5ab41e35fc277d8b8409669f", 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 13.84s
[INFO] running `Command { std: "docker" "inspect" "8dcb73380b5d69583f0bd5e5abf115bc1009259c5ab41e35fc277d8b8409669f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dcb73380b5d69583f0bd5e5abf115bc1009259c5ab41e35fc277d8b8409669f", kill_on_drop: false }`
[INFO] [stdout] 8dcb73380b5d69583f0bd5e5abf115bc1009259c5ab41e35fc277d8b8409669f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75a494e4e5e776cfc589f304a7bb60deea6e5a92ef7d9d36833811175af4d4f0
[INFO] running `Command { std: "docker" "start" "-a" "75a494e4e5e776cfc589f304a7bb60deea6e5a92ef7d9d36833811175af4d4f0", 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 0.90s
[INFO] running `Command { std: "docker" "inspect" "75a494e4e5e776cfc589f304a7bb60deea6e5a92ef7d9d36833811175af4d4f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75a494e4e5e776cfc589f304a7bb60deea6e5a92ef7d9d36833811175af4d4f0", kill_on_drop: false }`
[INFO] [stdout] 75a494e4e5e776cfc589f304a7bb60deea6e5a92ef7d9d36833811175af4d4f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e18d26b996378a254a51c410382fe97c9aa8804d736f4ee9340186fed27c6f1a
[INFO] running `Command { std: "docker" "start" "-a" "e18d26b996378a254a51c410382fe97c9aa8804d736f4ee9340186fed27c6f1a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `x`
[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 4.23s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/poker-afedaae39bbca683)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test hand_ranker::four_of_a_kind ... ok
[INFO] [stdout] test hand_ranker::full_house ... ok
[INFO] [stdout] test hand_ranker::further_evaluation_flush ... ok
[INFO] [stdout] test hand_ranker::further_evaluation_highcard ... ok
[INFO] [stdout] test hand_ranker::further_evaluation_straight ... ok
[INFO] [stdout] test hand_ranker::rank_hand_flush ... ok
[INFO] [stdout] test hand_ranker::rank_hand_fourofakind ... ok
[INFO] [stdout] test hand_ranker::rank_hand_fullhouse ... ok
[INFO] [stdout] test hand_ranker::rank_hand_highcard ... 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_low_ace_straight ... ok
[INFO] [stdout] test hand_ranker::rank_hand_straight ... ok
[INFO] [stdout] test hand_ranker::rank_hand_threeofakind ... ok
[INFO] [stdout] test hand_ranker::rank_hand_straightflush ... ok
[INFO] [stdout] test hand_ranker::test_prepare ... ok
[INFO] [stdout] test hand_ranker::rank_hand_twopair ... ok
[INFO] [stdout] test hand_ranker::three_of_a_kind ... ok
[INFO] [stdout] test hand_ranker::two_pair ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e18d26b996378a254a51c410382fe97c9aa8804d736f4ee9340186fed27c6f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e18d26b996378a254a51c410382fe97c9aa8804d736f4ee9340186fed27c6f1a", kill_on_drop: false }`
[INFO] [stdout] e18d26b996378a254a51c410382fe97c9aa8804d736f4ee9340186fed27c6f1a