[INFO] cloning repository https://github.com/SSYSS000/poker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SSYSS000/poker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSSYSS000%2Fpoker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSSYSS000%2Fpoker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 81af08490a05f1f5c2c8c6fe2c119a982e9dd8a0
[INFO] building SSYSS000/poker against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSSYSS000%2Fpoker" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SSYSS000/poker on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SSYSS000/poker
[INFO] finished tweaking git repo https://github.com/SSYSS000/poker
[INFO] tweaked toml for git repo https://github.com/SSYSS000/poker written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/SSYSS000/poker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48c101cc21de434c92f33f730c571e6ae17c13e0b949bd7886ba5681bdf08f1f
[INFO] running `Command { std: "docker" "start" "-a" "48c101cc21de434c92f33f730c571e6ae17c13e0b949bd7886ba5681bdf08f1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48c101cc21de434c92f33f730c571e6ae17c13e0b949bd7886ba5681bdf08f1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48c101cc21de434c92f33f730c571e6ae17c13e0b949bd7886ba5681bdf08f1f", kill_on_drop: false }`
[INFO] [stdout] 48c101cc21de434c92f33f730c571e6ae17c13e0b949bd7886ba5681bdf08f1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65c0cd60676a37cb24995fca8ff6982eec2d859954dcfdaf4ca6ac0fc1dbea5e
[INFO] running `Command { std: "docker" "start" "-a" "65c0cd60676a37cb24995fca8ff6982eec2d859954dcfdaf4ca6ac0fc1dbea5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling itertools v0.12.0
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling poker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Player` is never constructed
[INFO] [stdout]  --> src/main.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Player {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_busted` is never used
[INFO] [stdout]   --> src/main.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Player {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 10 |     pub fn is_busted(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CardSuit` is never used
[INFO] [stdout]   --> src/main.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum CardSuit {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CardRank` is never used
[INFO] [stdout]   --> src/main.rs:37:6
[INFO] [stdout]    |
[INFO] [stdout] 37 | enum CardRank {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Card` is never constructed
[INFO] [stdout]   --> src/main.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | struct Card {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Deck` is never constructed
[INFO] [stdout]    --> src/main.rs:107:8
[INFO] [stdout]     |
[INFO] [stdout] 107 | struct Deck {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `empty`, `generate`, `regenerate`, `shuffle`, and `draw` are never used
[INFO] [stdout]    --> src/main.rs:112:12
[INFO] [stdout]     |
[INFO] [stdout] 111 | impl Deck {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] 112 |     pub fn empty() -> Deck {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |     pub fn generate() -> Deck {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pub fn regenerate(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 157 |     pub fn shuffle(&mut self) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 162 |     pub fn draw(&mut self) -> Option<Card> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pot` is never constructed
[INFO] [stdout]    --> src/main.rs:167:8
[INFO] [stdout]     |
[INFO] [stdout] 167 | struct Pot<'a> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Round` is never constructed
[INFO] [stdout]    --> src/main.rs:172:8
[INFO] [stdout]     |
[INFO] [stdout] 172 | struct Round<'a> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tournament` is never constructed
[INFO] [stdout]    --> src/main.rs:179:8
[INFO] [stdout]     |
[INFO] [stdout] 179 | struct Tournament {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `HandCategory` is never used
[INFO] [stdout]    --> src/main.rs:186:6
[INFO] [stdout]     |
[INFO] [stdout] 186 | enum HandCategory {
[INFO] [stdout]     |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Hand` is never constructed
[INFO] [stdout]    --> src/main.rs:200:8
[INFO] [stdout]     |
[INFO] [stdout] 200 | struct Hand {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `sort_and_categorize` are never used
[INFO] [stdout]    --> src/main.rs:212:12
[INFO] [stdout]     |
[INFO] [stdout] 211 | impl Hand {
[INFO] [stdout]     | --------- associated functions in this implementation
[INFO] [stdout] 212 |     pub fn new(mut cards: [Card; 5]) -> Hand {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 |     fn sort_and_categorize(cards: &mut [Card; 5]) -> HandCategory {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `form_best_hand` is never used
[INFO] [stdout]    --> src/main.rs:303:4
[INFO] [stdout]     |
[INFO] [stdout] 303 | fn form_best_hand(community: &[Card], hole: &[Card]) -> Option<Hand>
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "65c0cd60676a37cb24995fca8ff6982eec2d859954dcfdaf4ca6ac0fc1dbea5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65c0cd60676a37cb24995fca8ff6982eec2d859954dcfdaf4ca6ac0fc1dbea5e", kill_on_drop: false }`
[INFO] [stdout] 65c0cd60676a37cb24995fca8ff6982eec2d859954dcfdaf4ca6ac0fc1dbea5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42f2ed8bab1e8597b5ea1fd98675dbd1dd5fd35b38363eda5732ee75ab80ff0e
[INFO] running `Command { std: "docker" "start" "-a" "42f2ed8bab1e8597b5ea1fd98675dbd1dd5fd35b38363eda5732ee75ab80ff0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling poker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Player` is never constructed
[INFO] [stdout]  --> src/main.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Player {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_busted` is never used
[INFO] [stdout]   --> src/main.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Player {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 10 |     pub fn is_busted(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Deck` is never constructed
[INFO] [stdout]    --> src/main.rs:107:8
[INFO] [stdout]     |
[INFO] [stdout] 107 | struct Deck {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `empty`, `generate`, `regenerate`, `shuffle`, and `draw` are never used
[INFO] [stdout]    --> src/main.rs:112:12
[INFO] [stdout]     |
[INFO] [stdout] 111 | impl Deck {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] 112 |     pub fn empty() -> Deck {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |     pub fn generate() -> Deck {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pub fn regenerate(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 157 |     pub fn shuffle(&mut self) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 162 |     pub fn draw(&mut self) -> Option<Card> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pot` is never constructed
[INFO] [stdout]    --> src/main.rs:167:8
[INFO] [stdout]     |
[INFO] [stdout] 167 | struct Pot<'a> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Round` is never constructed
[INFO] [stdout]    --> src/main.rs:172:8
[INFO] [stdout]     |
[INFO] [stdout] 172 | struct Round<'a> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tournament` is never constructed
[INFO] [stdout]    --> src/main.rs:179:8
[INFO] [stdout]     |
[INFO] [stdout] 179 | struct Tournament {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `form_best_hand` is never used
[INFO] [stdout]    --> src/main.rs:303:4
[INFO] [stdout]     |
[INFO] [stdout] 303 | fn form_best_hand(community: &[Card], hole: &[Card]) -> Option<Hand>
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "42f2ed8bab1e8597b5ea1fd98675dbd1dd5fd35b38363eda5732ee75ab80ff0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42f2ed8bab1e8597b5ea1fd98675dbd1dd5fd35b38363eda5732ee75ab80ff0e", kill_on_drop: false }`
[INFO] [stdout] 42f2ed8bab1e8597b5ea1fd98675dbd1dd5fd35b38363eda5732ee75ab80ff0e