[INFO] cloning repository https://github.com/vvrtsaix/tetris
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vvrtsaix/tetris" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvvrtsaix%2Ftetris", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f9506c749fcf6027a081fab5a577983c7ee2a829
[INFO] building vvrtsaix/tetris against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvvrtsaix%2Ftetris" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vvrtsaix/tetris
[INFO] finished tweaking git repo https://github.com/vvrtsaix/tetris
[INFO] tweaked toml for git repo https://github.com/vvrtsaix/tetris written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vvrtsaix/tetris on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
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[INFO] crate git repo https://github.com/vvrtsaix/tetris 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50d538bf83fde6acb99b4bfaff08f37e31884fbea1b1c59955f7f8644b7363e1
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[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
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[INFO] [stderr]    Compiling icu_properties v1.5.1
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[INFO] [stderr]    Compiling tetris v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated items `to_option` and `from_option` are never used
[INFO] [stdout]   --> src/tetris/board.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Cell {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 17 |     pub fn to_option(&self) -> Option<i32> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn from_option(opt: Option<i32>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_cells_for_network` and `update_from_network` are never used
[INFO] [stdout]   --> src/tetris/board.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | impl Board {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn get_cells_for_network(&self) -> Vec<Vec<Option<i32>>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn update_from_network(&mut self, cells: Vec<Vec<Option<i32>>>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PlayerState` is never constructed
[INFO] [stdout]   --> src/tetris/multiplayer.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PlayerState {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Clients` is never used
[INFO] [stdout]   --> src/tetris/multiplayer.rs:25:6
[INFO] [stdout]    |
[INFO] [stdout] 25 | type Clients = Arc<Mutex<HashMap<String, mpsc::UnboundedSender<Message>>>>;
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `PlayerStates` is never used
[INFO] [stdout]   --> src/tetris/multiplayer.rs:26:6
[INFO] [stdout]    |
[INFO] [stdout] 26 | type PlayerStates = Arc<Mutex<HashMap<String, PlayerState>>>;
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MultiplayerServer` is never constructed
[INFO] [stdout]   --> src/tetris/multiplayer.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct MultiplayerServer {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `start`, and `handle_connection` are never used
[INFO] [stdout]   --> src/tetris/multiplayer.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl MultiplayerServer {
[INFO] [stdout]    | ---------------------- associated items in this implementation
[INFO] [stdout] 34 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub async fn start(&self, addr: &str) {
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     async fn handle_connection(
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clear_lines` is never used
[INFO] [stdout]    --> src/tetris/game.rs:322:12
[INFO] [stdout]     |
[INFO] [stdout] 143 | impl Game {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 322 |     pub fn clear_lines(&mut self) -> u32 {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `Command { std: "docker" "inspect" "50d538bf83fde6acb99b4bfaff08f37e31884fbea1b1c59955f7f8644b7363e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50d538bf83fde6acb99b4bfaff08f37e31884fbea1b1c59955f7f8644b7363e1", kill_on_drop: false }`
[INFO] [stdout] 50d538bf83fde6acb99b4bfaff08f37e31884fbea1b1c59955f7f8644b7363e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 993cc1b0f8cbad85cbac5bd8f9d8e3e394d18286044c288670ea6531c41058c1
[INFO] running `Command { std: "docker" "start" "-a" "993cc1b0f8cbad85cbac5bd8f9d8e3e394d18286044c288670ea6531c41058c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling tetris v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `PlayerState` is never constructed
[INFO] [stdout]   --> src/tetris/multiplayer.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PlayerState {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Clients` is never used
[INFO] [stdout]   --> src/tetris/multiplayer.rs:25:6
[INFO] [stdout]    |
[INFO] [stdout] 25 | type Clients = Arc<Mutex<HashMap<String, mpsc::UnboundedSender<Message>>>>;
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `PlayerStates` is never used
[INFO] [stdout]   --> src/tetris/multiplayer.rs:26:6
[INFO] [stdout]    |
[INFO] [stdout] 26 | type PlayerStates = Arc<Mutex<HashMap<String, PlayerState>>>;
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MultiplayerServer` is never constructed
[INFO] [stdout]   --> src/tetris/multiplayer.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct MultiplayerServer {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `start`, and `handle_connection` are never used
[INFO] [stdout]   --> src/tetris/multiplayer.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl MultiplayerServer {
[INFO] [stdout]    | ---------------------- associated items in this implementation
[INFO] [stdout] 34 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub async fn start(&self, addr: &str) {
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     async fn handle_connection(
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clear_lines` is never used
[INFO] [stdout]    --> src/tetris/game.rs:322:12
[INFO] [stdout]     |
[INFO] [stdout] 143 | impl Game {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 322 |     pub fn clear_lines(&mut self) -> u32 {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `to_option` and `from_option` are never used
[INFO] [stdout]   --> src/tetris/board.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Cell {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 17 |     pub fn to_option(&self) -> Option<i32> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn from_option(opt: Option<i32>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_cells_for_network` and `update_from_network` are never used
[INFO] [stdout]   --> src/tetris/board.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | impl Board {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn get_cells_for_network(&self) -> Vec<Vec<Option<i32>>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn update_from_network(&mut self, cells: Vec<Vec<Option<i32>>>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "993cc1b0f8cbad85cbac5bd8f9d8e3e394d18286044c288670ea6531c41058c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "993cc1b0f8cbad85cbac5bd8f9d8e3e394d18286044c288670ea6531c41058c1", kill_on_drop: false }`
[INFO] [stdout] 993cc1b0f8cbad85cbac5bd8f9d8e3e394d18286044c288670ea6531c41058c1
