[INFO] cloning repository https://github.com/silvanx/rust_replica
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/silvanx/rust_replica" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilvanx%2Frust_replica", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilvanx%2Frust_replica'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f306dc2b3be9131a865d065c5cf4e474eae18033
[INFO] testing silvanx/rust_replica against 1.93.0 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilvanx%2Frust_replica" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/silvanx/rust_replica
[INFO] finished tweaking git repo https://github.com/silvanx/rust_replica
[INFO] tweaked toml for git repo https://github.com/silvanx/rust_replica written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/silvanx/rust_replica on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/silvanx/rust_replica 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" "+1.93.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getrandom v0.2.11
[INFO] [stderr]   Downloaded libc v0.2.151
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf61b7049501a18cf8e06d0a53ace13387bbddcc99b314472b86561cbb039c61
[INFO] running `Command { std: "docker" "start" "-a" "bf61b7049501a18cf8e06d0a53ace13387bbddcc99b314472b86561cbb039c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf61b7049501a18cf8e06d0a53ace13387bbddcc99b314472b86561cbb039c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf61b7049501a18cf8e06d0a53ace13387bbddcc99b314472b86561cbb039c61", kill_on_drop: false }`
[INFO] [stdout] bf61b7049501a18cf8e06d0a53ace13387bbddcc99b314472b86561cbb039c61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61adf0b35a452f580e22e8c2ad5f9dbc8f7b0bb4724e1eaf0ab1fc38599ee906
[INFO] running `Command { std: "docker" "start" "-a" "61adf0b35a452f580e22e8c2ad5f9dbc8f7b0bb4724e1eaf0ab1fc38599ee906", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling getrandom v0.2.11
[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 rust_replica v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/game.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/player.rs:45:37
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn collect_cards(&mut self, mut cards: Vec<DeckCard>) {
[INFO] [stdout]    |                                     ----^^^^^
[INFO] [stdout]    |                                     |
[INFO] [stdout]    |                                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let mut game = new_game.unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_base_card` is never used
[INFO] [stdout]    --> src/deck.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout]  99 | impl DeckCard {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 110 |     pub fn is_base_card(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `initial_size` and `stop_cards` are never read
[INFO] [stdout]    --> src/deck.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub struct Deck {
[INFO] [stdout]     |            ---- fields in this struct
[INFO] [stdout] 120 |     cards: Vec<DeckCard>,
[INFO] [stdout] 121 |     initial_size: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 122 |     stop_cards: u8,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `stop_cards_left`, `draw`, and `replace` are never used
[INFO] [stdout]    --> src/deck.rs:126:12
[INFO] [stdout]     |
[INFO] [stdout] 125 | impl Deck {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] 126 |     pub fn new() -> Deck {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 |     pub fn stop_cards_left(&self) -> u8 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 155 |     pub fn draw(&mut self, how_many: u8) -> Vec<DeckCard> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 |     pub fn replace(&mut self, card: DeckCard) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CARD_POINT_VALUE` is never used
[INFO] [stdout]  --> src/player.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const CARD_POINT_VALUE: u8 = 1;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TOKEN_POINT_VALUE` is never used
[INFO] [stdout]  --> src/player.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const TOKEN_POINT_VALUE: u8 = 3;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `hand`, `collected_cards`, `tokens_collected`, and `color` are never read
[INFO] [stdout]   --> src/player.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct Player {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout]  7 |     hand: Vec<DeckCard>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]  8 |     collected_cards: Vec<DeckCard>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]  9 |     tokens_collected: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 10 |     pub color: CardColor,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `count_cards_in_hand`, `count_collected_cards`, `calculate_score`, `collect_cards`, and `draw_cards` are never used
[INFO] [stdout]   --> src/player.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Player {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn count_cards_in_hand(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn count_collected_cards(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn calculate_score(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn collect_cards(&mut self, mut cards: Vec<DeckCard>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn draw_cards(&mut self, mut cards: Vec<DeckCard>) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STOP_CARDS_IN_DECK` is never used
[INFO] [stdout]  --> src/game.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const STOP_CARDS_IN_DECK: u8 = 10;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_CELLS_2_PLAYERS` is never used
[INFO] [stdout]   --> src/game.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const MAX_CELLS_2_PLAYERS: u8 = 6;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_CELLS_3_PLAYERS` is never used
[INFO] [stdout]   --> src/game.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const MAX_CELLS_3_PLAYERS: u8 = 7;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_CELLS_4_PLAYERS` is never used
[INFO] [stdout]   --> src/game.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const MAX_CELLS_4_PLAYERS: u8 = 8;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `top` and `bottom` are never read
[INFO] [stdout]   --> src/game.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct CardPair {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 17 |     pub top: DeckCard,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 18 |     pub bottom: DeckCard,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `players`, `stopped_cells`, `stop_cards_played`, `revealed_cards`, and `dna` are never read
[INFO] [stdout]   --> src/game.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Game {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 22 |     pub num_players: u8,
[INFO] [stdout] 23 |     pub players: Vec<Player>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 24 |     stopped_cells: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 25 |     stop_cards_played: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 26 |     pub deck: Deck,
[INFO] [stdout] 27 |     pub revealed_cards: Vec<DeckCard>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 28 |     pub dna: Vec<CardPair>,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_over` is never used
[INFO] [stdout]   --> src/game.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl Game {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn is_over(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.33s
[INFO] running `Command { std: "docker" "inspect" "61adf0b35a452f580e22e8c2ad5f9dbc8f7b0bb4724e1eaf0ab1fc38599ee906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61adf0b35a452f580e22e8c2ad5f9dbc8f7b0bb4724e1eaf0ab1fc38599ee906", kill_on_drop: false }`
[INFO] [stdout] 61adf0b35a452f580e22e8c2ad5f9dbc8f7b0bb4724e1eaf0ab1fc38599ee906
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09f72283efef55a0b74c51eaffc016723cd41deab7d1c27724f5fb8b6baae112
[INFO] running `Command { std: "docker" "start" "-a" "09f72283efef55a0b74c51eaffc016723cd41deab7d1c27724f5fb8b6baae112", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_replica v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/game.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `while let` pattern
[INFO] [stdout]    --> src/deck.rs:305:15
[INFO] [stdout]     |
[INFO] [stdout] 305 |         while let card = deck1.draw(1).get(0) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the loop will never exit
[INFO] [stdout]     = help: consider instead using a `loop { ... }` with a `let` inside it
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/player.rs:45:37
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn collect_cards(&mut self, mut cards: Vec<DeckCard>) {
[INFO] [stdout]    |                                     ----^^^^^
[INFO] [stdout]    |                                     |
[INFO] [stdout]    |                                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let mut game = new_game.unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `initial_size` is never read
[INFO] [stdout]    --> src/deck.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub struct Deck {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] 120 |     cards: Vec<DeckCard>,
[INFO] [stdout] 121 |     initial_size: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `top` and `bottom` are never read
[INFO] [stdout]   --> src/game.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct CardPair {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 17 |     pub top: DeckCard,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 18 |     pub bottom: DeckCard,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `revealed_cards` and `dna` are never read
[INFO] [stdout]   --> src/game.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Game {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub revealed_cards: Vec<DeckCard>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 28 |     pub dna: Vec<CardPair>,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "09f72283efef55a0b74c51eaffc016723cd41deab7d1c27724f5fb8b6baae112", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09f72283efef55a0b74c51eaffc016723cd41deab7d1c27724f5fb8b6baae112", kill_on_drop: false }`
[INFO] [stdout] 09f72283efef55a0b74c51eaffc016723cd41deab7d1c27724f5fb8b6baae112
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 79179e4feb4d487a7fd5a212d64eba3d99d01b9263d9c6b2146bfd6c6a76b4c2
[INFO] running `Command { std: "docker" "start" "-a" "79179e4feb4d487a7fd5a212d64eba3d99d01b9263d9c6b2146bfd6c6a76b4c2", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/game.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: irrefutable `while let` pattern
[INFO] [stderr]    --> src/deck.rs:305:15
[INFO] [stderr]     |
[INFO] [stderr] 305 |         while let card = deck1.draw(1).get(0) {
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this pattern will always match, so the loop will never exit
[INFO] [stderr]     = help: consider instead using a `loop { ... }` with a `let` inside it
[INFO] [stderr]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/player.rs:45:37
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn collect_cards(&mut self, mut cards: Vec<DeckCard>) {
[INFO] [stderr]    |                                     ----^^^^^
[INFO] [stderr]    |                                     |
[INFO] [stderr]    |                                     help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:138:9
[INFO] [stderr]     |
[INFO] [stderr] 138 |     let mut game = new_game.unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field `initial_size` is never read
[INFO] [stderr]    --> src/deck.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 119 | pub struct Deck {
[INFO] [stderr]     |            ---- field in this struct
[INFO] [stderr] 120 |     cards: Vec<DeckCard>,
[INFO] [stderr] 121 |     initial_size: usize,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `top` and `bottom` are never read
[INFO] [stderr]   --> src/game.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct CardPair {
[INFO] [stderr]    |            -------- fields in this struct
[INFO] [stderr] 17 |     pub top: DeckCard,
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 18 |     pub bottom: DeckCard,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `revealed_cards` and `dna` are never read
[INFO] [stderr]   --> src/game.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub struct Game {
[INFO] [stderr]    |            ---- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 27 |     pub revealed_cards: Vec<DeckCard>,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr] 28 |     pub dna: Vec<CardPair>,
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_replica` (bin "rust_replica" test) generated 7 warnings (run `cargo fix --bin "rust_replica" -p rust_replica --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_replica-410dd1cb409264ca)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test deck::tests::deck_from_vec ... ok
[INFO] [stdout] test deck::tests::draw_too_many_cards ... ok
[INFO] [stdout] test deck::tests::draw_update_stop_cards ... ok
[INFO] [stdout] test deck::tests::draw_two_cards ... ok
[INFO] [stdout] test deck::tests::replace_card_into_deck ... ok
[INFO] [stdout] test deck::tests::new_deck_is_empty ... ok
[INFO] [stdout] test deck::tests::recognise_stop_cards ... ok
[INFO] [stdout] test deck::tests::replace_stop_card_into_deck ... ok
[INFO] [stdout] test deck::tests::shuffle_deck ... ok
[INFO] [stdout] test game::test::empty_deck_game_over ... ok
[INFO] [stdout] test game::test::game_new ... ok
[INFO] [stdout] test game::test::game_new_wrong_number_of_players ... ok
[INFO] [stdout] test game::test::max_cells_stopped_4_players_game_over ... ok
[INFO] [stdout] test game::test::played_all_stop_cards_game_over ... ok
[INFO] [stdout] test game::test::max_cells_stopped_3_players_game_over ... ok
[INFO] [stdout] test player::tests::player_collect_cards ... ok
[INFO] [stdout] test player::tests::player_draw_cards ... ok
[INFO] [stdout] test player::tests::player_score ... ok
[INFO] [stdout] test game::test::game_not_over ... ok
[INFO] [stdout] test deck::tests::shuffle_two_decks ... FAILED
[INFO] [stdout] test player::tests::player_new ... ok
[INFO] [stdout] test game::test::max_cells_stopped_2_players_game_over ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- deck::tests::shuffle_two_decks stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'deck::tests::shuffle_two_decks' (34) panicked at src/deck.rs:314:13:
[INFO] [stdout] Two decks shuffled separately result in identical order
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5ff44d36f5b2 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5ff44d36f5b2 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5ff44d36f5b2 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x5ff44d36f5b2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x5ff44d37fc47 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5ff44d37fc47 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x5ff44d33e366 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5ff44d33e366 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5ff44d34e979 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x5ff44d34e979 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5ff44d34e811 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5ff44d2db51e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5ff44d2db51e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5ff44d34ebf2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5ff44d34ebf2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5ff44d34ea6a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x5ff44d34a009 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x5ff44d33312d - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5ff44d38720c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5ff44d2b78d0 - rust_replica::deck::tests::shuffle_two_decks::h4af9d520dec5b258
[INFO] [stdout]                                at /opt/rustwide/workdir/src/deck.rs:314:13
[INFO] [stdout]   20:     0x5ff44d2b7927 - rust_replica::deck::tests::shuffle_two_decks::{{closure}}::hd660b964c23522db
[INFO] [stdout]                                at /opt/rustwide/workdir/src/deck.rs:298:27
[INFO] [stdout]   21:     0x5ff44d2b9796 - core::ops::function::FnOnce::call_once::h6153653894c82c78
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x5ff44d2db34b - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5ff44d2db34b - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   24:     0x5ff44d2eecda - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   25:     0x5ff44d2eecda - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   26:     0x5ff44d2eecda - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   27:     0x5ff44d2eecda - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   28:     0x5ff44d2eecda - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x5ff44d2eecda - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   30:     0x5ff44d2eecda - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   31:     0x5ff44d2c8f74 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   32:     0x5ff44d2c8f74 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   33:     0x5ff44d2cc8a2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   34:     0x5ff44d2cc8a2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   35:     0x5ff44d2cc8a2 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   36:     0x5ff44d2cc8a2 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   37:     0x5ff44d2cc8a2 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   38:     0x5ff44d2cc8a2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   39:     0x5ff44d2cc8a2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x5ff44d34569f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   41:     0x5ff44d34569f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   42:     0x76548ed42aa4 - <unknown>
[INFO] [stdout]   43:     0x76548edcfa64 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     deck::tests::shuffle_two_decks
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 21 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin rust_replica`
[INFO] running `Command { std: "docker" "inspect" "79179e4feb4d487a7fd5a212d64eba3d99d01b9263d9c6b2146bfd6c6a76b4c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79179e4feb4d487a7fd5a212d64eba3d99d01b9263d9c6b2146bfd6c6a76b4c2", kill_on_drop: false }`
[INFO] [stdout] 79179e4feb4d487a7fd5a212d64eba3d99d01b9263d9c6b2146bfd6c6a76b4c2
