[INFO] cloning repository https://github.com/jakob753951/chess_ai
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jakob753951/chess_ai" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakob753951%2Fchess_ai", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakob753951%2Fchess_ai'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f428e7573a3172ae9b3b52ca60025dd682a66837
[INFO] testing jakob753951/chess_ai against master#d7bd9cd469ff6871420007f091ef52fc32d2ca99 for pr-121417
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakob753951%2Fchess_ai" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jakob753951/chess_ai on toolchain d7bd9cd469ff6871420007f091ef52fc32d2ca99
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jakob753951/chess_ai
[INFO] finished tweaking git repo https://github.com/jakob753951/chess_ai
[INFO] tweaked toml for git repo https://github.com/jakob753951/chess_ai written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jakob753951/chess_ai 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" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10f4a166e9ec1ca3d17d40c53d482b36c7322f6dcb6c3a0217f85a92d9455978
[INFO] running `Command { std: "docker" "start" "-a" "10f4a166e9ec1ca3d17d40c53d482b36c7322f6dcb6c3a0217f85a92d9455978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10f4a166e9ec1ca3d17d40c53d482b36c7322f6dcb6c3a0217f85a92d9455978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10f4a166e9ec1ca3d17d40c53d482b36c7322f6dcb6c3a0217f85a92d9455978", kill_on_drop: false }`
[INFO] [stdout] 10f4a166e9ec1ca3d17d40c53d482b36c7322f6dcb6c3a0217f85a92d9455978
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fce302542db7785db8112b78d3bb1dbf52a2e1e5df1452acd9e3e1459d0ab41d
[INFO] running `Command { std: "docker" "start" "-a" "fce302542db7785db8112b78d3bb1dbf52a2e1e5df1452acd9e3e1459d0ab41d", kill_on_drop: false }`
[INFO] [stderr]    Compiling chess_ai v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `Color` is never used
[INFO] [stdout]  --> src/chess/mod.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Color {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CastlingState` is never constructed
[INFO] [stdout]  --> src/chess/mod.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct CastlingState {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `PieceType` is never used
[INFO] [stdout]   --> src/chess/mod.rs:13:6
[INFO] [stdout]    |
[INFO] [stdout] 13 | enum PieceType {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Piece` is never constructed
[INFO] [stdout]   --> src/chess/mod.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Piece {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Board` is never constructed
[INFO] [stdout]   --> src/chess/mod.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Board {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `State` is never constructed
[INFO] [stdout]   --> src/chess/mod.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct State {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "fce302542db7785db8112b78d3bb1dbf52a2e1e5df1452acd9e3e1459d0ab41d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fce302542db7785db8112b78d3bb1dbf52a2e1e5df1452acd9e3e1459d0ab41d", kill_on_drop: false }`
[INFO] [stdout] fce302542db7785db8112b78d3bb1dbf52a2e1e5df1452acd9e3e1459d0ab41d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 066b0fb4f12c212b18b72a66f5b5f6b06751135f1c1da7909db575b7f0fcc0ba
[INFO] running `Command { std: "docker" "start" "-a" "066b0fb4f12c212b18b72a66f5b5f6b06751135f1c1da7909db575b7f0fcc0ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling chess_ai v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `Color` is never used
[INFO] [stdout]  --> src/chess/mod.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Color {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CastlingState` is never constructed
[INFO] [stdout]  --> src/chess/mod.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct CastlingState {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `PieceType` is never used
[INFO] [stdout]   --> src/chess/mod.rs:13:6
[INFO] [stdout]    |
[INFO] [stdout] 13 | enum PieceType {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Piece` is never constructed
[INFO] [stdout]   --> src/chess/mod.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Piece {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Board` is never constructed
[INFO] [stdout]   --> src/chess/mod.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Board {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `State` is never constructed
[INFO] [stdout]   --> src/chess/mod.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct State {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "066b0fb4f12c212b18b72a66f5b5f6b06751135f1c1da7909db575b7f0fcc0ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "066b0fb4f12c212b18b72a66f5b5f6b06751135f1c1da7909db575b7f0fcc0ba", kill_on_drop: false }`
[INFO] [stdout] 066b0fb4f12c212b18b72a66f5b5f6b06751135f1c1da7909db575b7f0fcc0ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 106977bc0bbc5696405c902bcdcd77e0d8c2f26146472b75c4659457e7adcf19
[INFO] running `Command { std: "docker" "start" "-a" "106977bc0bbc5696405c902bcdcd77e0d8c2f26146472b75c4659457e7adcf19", kill_on_drop: false }`
[INFO] [stderr] warning: enum `Color` is never used
[INFO] [stderr]  --> src/chess/mod.rs:1:6
[INFO] [stderr]   |
[INFO] [stderr] 1 | enum Color {
[INFO] [stderr]   |      ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CastlingState` is never constructed
[INFO] [stderr]  --> src/chess/mod.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct CastlingState {
[INFO] [stderr]   |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `PieceType` is never used
[INFO] [stderr]   --> src/chess/mod.rs:13:6
[INFO] [stderr]    |
[INFO] [stderr] 13 | enum PieceType {
[INFO] [stderr]    |      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Piece` is never constructed
[INFO] [stderr]   --> src/chess/mod.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 | struct Piece {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Board` is never constructed
[INFO] [stderr]   --> src/chess/mod.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | struct Board {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `State` is never constructed
[INFO] [stderr]   --> src/chess/mod.rs:31:8
[INFO] [stderr]    |
[INFO] [stderr] 31 | struct State {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `chess_ai` (bin "chess_ai" test) generated 6 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/chess_ai-470829d52a3ff776)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "106977bc0bbc5696405c902bcdcd77e0d8c2f26146472b75c4659457e7adcf19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "106977bc0bbc5696405c902bcdcd77e0d8c2f26146472b75c4659457e7adcf19", kill_on_drop: false }`
[INFO] [stdout] 106977bc0bbc5696405c902bcdcd77e0d8c2f26146472b75c4659457e7adcf19