[INFO] cloning repository https://github.com/TheGamingSnail/chess_engine_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheGamingSnail/chess_engine_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheGamingSnail%2Fchess_engine_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheGamingSnail%2Fchess_engine_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c36fbe934f1fed31adea788294fd58dd8ffedec
[INFO] checking TheGamingSnail/chess_engine_rust against 0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0 for pr-158915-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheGamingSnail%2Fchess_engine_rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/TheGamingSnail/chess_engine_rust
[INFO] finished tweaking git repo https://github.com/TheGamingSnail/chess_engine_rust
[INFO] tweaked toml for git repo https://github.com/TheGamingSnail/chess_engine_rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TheGamingSnail/chess_engine_rust on toolchain 0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/TheGamingSnail/chess_engine_rust 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" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded miniz_oxide v0.8.8
[INFO] [stderr]   Downloaded rand_pcg v0.2.1
[INFO] [stderr]   Downloaded nodrop v0.1.14
[INFO] [stderr]   Downloaded dict v0.1.5
[INFO] [stderr]   Downloaded chess v3.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 81b29e45a62f492035dce1ddfe70d1b7f2c0f5e32d35bfa8d39344ac7816a502
[INFO] running `Command { std: "docker" "start" "81b29e45a62f492035dce1ddfe70d1b7f2c0f5e32d35bfa8d39344ac7816a502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81b29e45a62f492035dce1ddfe70d1b7f2c0f5e32d35bfa8d39344ac7816a502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "81b29e45a62f492035dce1ddfe70d1b7f2c0f5e32d35bfa8d39344ac7816a502" "/opt/rustwide/cargo-home/bin/cargo" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81b29e45a62f492035dce1ddfe70d1b7f2c0f5e32d35bfa8d39344ac7816a502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "81b29e45a62f492035dce1ddfe70d1b7f2c0f5e32d35bfa8d39344ac7816a502" "/opt/rustwide/cargo-home/bin/cargo" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling miniz_oxide v0.8.8
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking dict v0.1.5
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking backtrace v0.3.74
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling chess v3.2.0
[INFO] [stderr]     Checking chessengine-plsbuild v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Piece`
[INFO] [stdout]  --> src/engine.rs:1:47
[INFO] [stdout]   |
[INFO] [stdout] 1 | use chess::{Board, ChessMove, Color, MoveGen, Piece};
[INFO] [stdout]   |                                               ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Square`
[INFO] [stdout]  --> src/eval.rs:1:47
[INFO] [stdout]   |
[INFO] [stdout] 1 | use chess::{Board, Color, Piece, ALL_SQUARES, Square};
[INFO] [stdout]   |                                               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Piece`
[INFO] [stdout]  --> src/engine.rs:1:47
[INFO] [stdout]   |
[INFO] [stdout] 1 | use chess::{Board, ChessMove, Color, MoveGen, Piece};
[INFO] [stdout]   |                                               ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Square`
[INFO] [stdout]  --> src/eval.rs:1:47
[INFO] [stdout]   |
[INFO] [stdout] 1 | use chess::{Board, Color, Piece, ALL_SQUARES, Square};
[INFO] [stdout]   |                                               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `chess::Square::from_string`: please use `Square::from_str(square)?` instead
[INFO] [stdout]   --> src/main.rs:49:31
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let square1 = Square::from_string(player_move[..2].to_string()).expect("square 1 missing");
[INFO] [stdout]    |                               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `chess::Square::from_string`: please use `Square::from_str(square)?` instead
[INFO] [stdout]   --> src/main.rs:50:31
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let square2 = Square::from_string(player_move[2..4].to_string()).expect("square 2 missing");
[INFO] [stdout]    |                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/eval.rs:260:21
[INFO] [stdout]     |
[INFO] [stdout] 260 |                     _ => {}
[INFO] [stdout]     |                     ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/eval.rs:260:21
[INFO] [stdout]     |
[INFO] [stdout] 240 |                     Piece::Pawn => {
[INFO] [stdout]     |                     ----------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 243 |                     Piece::Knight => {
[INFO] [stdout]     |                     ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 246 |                     Piece::Bishop => {
[INFO] [stdout]     |                     ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 249 |                     Piece::Rook => {
[INFO] [stdout]     |                     ----------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 260 |                     _ => {}
[INFO] [stdout]     |                     ^ ...and 2 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/eval.rs:287:21
[INFO] [stdout]     |
[INFO] [stdout] 287 |                     _ => {}
[INFO] [stdout]     |                     ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/eval.rs:287:21
[INFO] [stdout]     |
[INFO] [stdout] 267 |                     Piece::Pawn => {
[INFO] [stdout]     |                     ----------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 270 |                     Piece::Knight => {
[INFO] [stdout]     |                     ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 273 |                     Piece::Bishop => {
[INFO] [stdout]     |                     ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 276 |                     Piece::Rook => {
[INFO] [stdout]     |                     ----------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 287 |                     _ => {}
[INFO] [stdout]     |                     ^ ...and 2 other patterns collectively make this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `chess::Square::from_string`: please use `Square::from_str(square)?` instead
[INFO] [stdout]   --> src/main.rs:49:31
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let square1 = Square::from_string(player_move[..2].to_string()).expect("square 1 missing");
[INFO] [stdout]    |                               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `chess::Square::from_string`: please use `Square::from_str(square)?` instead
[INFO] [stdout]   --> src/main.rs:50:31
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let square2 = Square::from_string(player_move[2..4].to_string()).expect("square 2 missing");
[INFO] [stdout]    |                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/main.rs:41:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn continue_game(mut game: Game, player_color: Color, ai_color: Color) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] ...
[INFO] [stdout] 65 |         continue_game(game, player_color, ai_color); 
[INFO] [stdout]    |         ------------------------------------------- recursive call site
[INFO] [stdout] ...
[INFO] [stdout] 76 |         continue_game(game, player_color, ai_color);
[INFO] [stdout]    |         ------------------------------------------- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/eval.rs:260:21
[INFO] [stdout]     |
[INFO] [stdout] 260 |                     _ => {}
[INFO] [stdout]     |                     ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/eval.rs:260:21
[INFO] [stdout]     |
[INFO] [stdout] 240 |                     Piece::Pawn => {
[INFO] [stdout]     |                     ----------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 243 |                     Piece::Knight => {
[INFO] [stdout]     |                     ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 246 |                     Piece::Bishop => {
[INFO] [stdout]     |                     ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 249 |                     Piece::Rook => {
[INFO] [stdout]     |                     ----------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 260 |                     _ => {}
[INFO] [stdout]     |                     ^ ...and 2 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/eval.rs:287:21
[INFO] [stdout]     |
[INFO] [stdout] 287 |                     _ => {}
[INFO] [stdout]     |                     ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/eval.rs:287:21
[INFO] [stdout]     |
[INFO] [stdout] 267 |                     Piece::Pawn => {
[INFO] [stdout]     |                     ----------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 270 |                     Piece::Knight => {
[INFO] [stdout]     |                     ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 273 |                     Piece::Bishop => {
[INFO] [stdout]     |                     ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 276 |                     Piece::Rook => {
[INFO] [stdout]     |                     ----------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 287 |                     _ => {}
[INFO] [stdout]     |                     ^ ...and 2 other patterns collectively make this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/main.rs:41:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn continue_game(mut game: Game, player_color: Color, ai_color: Color) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] ...
[INFO] [stdout] 65 |         continue_game(game, player_color, ai_color); 
[INFO] [stdout]    |         ------------------------------------------- recursive call site
[INFO] [stdout] ...
[INFO] [stdout] 76 |         continue_game(game, player_color, ai_color);
[INFO] [stdout]    |         ------------------------------------------- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `dict`
[INFO] [stderr]  --> Cargo.toml:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | dict = "0.1.5"
[INFO] [stderr]   | ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `dict`
[INFO] [stderr] warning: unused dependency `lazy_static`
[INFO] [stderr]  --> Cargo.toml:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | lazy_static = "1.5.0"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: consider removing the dependency on `lazy_static`
[INFO] [stderr] warning: `chessengine-plsbuild` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 51.41s
[INFO] running `Command { std: "docker" "inspect" "81b29e45a62f492035dce1ddfe70d1b7f2c0f5e32d35bfa8d39344ac7816a502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81b29e45a62f492035dce1ddfe70d1b7f2c0f5e32d35bfa8d39344ac7816a502", kill_on_drop: false }`
[INFO] [stdout] 81b29e45a62f492035dce1ddfe70d1b7f2c0f5e32d35bfa8d39344ac7816a502
