[INFO] cloning repository https://github.com/seljaks/tic-tac-toe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seljaks/tic-tac-toe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseljaks%2Ftic-tac-toe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseljaks%2Ftic-tac-toe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af1b2dec7dc02922b7de6f42cac71afb73c607d1
[INFO] testing seljaks/tic-tac-toe against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseljaks%2Ftic-tac-toe" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/seljaks/tic-tac-toe
[INFO] finished tweaking git repo https://github.com/seljaks/tic-tac-toe
[INFO] tweaked toml for git repo https://github.com/seljaks/tic-tac-toe written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/seljaks/tic-tac-toe on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/seljaks/tic-tac-toe 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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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_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" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5cd313bf29efa0e663791c7b7527e2e2b5302453a3ce4297bc5b62df073c4c35
[INFO] running `Command { std: "docker" "start" "-a" "5cd313bf29efa0e663791c7b7527e2e2b5302453a3ce4297bc5b62df073c4c35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cd313bf29efa0e663791c7b7527e2e2b5302453a3ce4297bc5b62df073c4c35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cd313bf29efa0e663791c7b7527e2e2b5302453a3ce4297bc5b62df073c4c35", kill_on_drop: false }`
[INFO] [stdout] 5cd313bf29efa0e663791c7b7527e2e2b5302453a3ce4297bc5b62df073c4c35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6595d0cd021ec658cc96488282ea549a52423ebe76b18703c30a51f2addc85b
[INFO] running `Command { std: "docker" "start" "-a" "d6595d0cd021ec658cc96488282ea549a52423ebe76b18703c30a51f2addc85b", kill_on_drop: false }`
[INFO] [stderr]    Compiling tic-tac-toe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `GameState` is never used
[INFO] [stdout]   --> src/main.rs:19:6
[INFO] [stdout]    |
[INFO] [stdout] 19 | enum GameState {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/main.rs:39:8
[INFO] [stdout]     |
[INFO] [stdout]  32 | impl Game {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  39 |     fn get_available_moves(&self) -> Vec<&str> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  55 |     fn get_state(&self) -> GameState {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  66 |     fn play_turn(&mut self) -> () {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  93 |     fn get_user_input(&self) -> (usize, Tile) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn is_over(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 127 |     fn is_win_x(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 |     fn is_win_o(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 153 |     fn is_draw(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_best_move` is never used
[INFO] [stdout]    --> src/main.rs:188:4
[INFO] [stdout]     |
[INFO] [stdout] 188 | fn find_best_move(game: &mut Game, player: Player) -> isize {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "d6595d0cd021ec658cc96488282ea549a52423ebe76b18703c30a51f2addc85b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6595d0cd021ec658cc96488282ea549a52423ebe76b18703c30a51f2addc85b", kill_on_drop: false }`
[INFO] [stdout] d6595d0cd021ec658cc96488282ea549a52423ebe76b18703c30a51f2addc85b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5d33b49cb209c7ff0f1a3caabdfb01a9cb23ea188363b008956d1a2dacd4feb
[INFO] running `Command { std: "docker" "start" "-a" "a5d33b49cb209c7ff0f1a3caabdfb01a9cb23ea188363b008956d1a2dacd4feb", kill_on_drop: false }`
[INFO] [stderr]    Compiling tic-tac-toe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `play_turn` and `get_user_input` are never used
[INFO] [stdout]   --> src/main.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl Game {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 66 |     fn play_turn(&mut self) -> () {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 |     fn get_user_input(&self) -> (usize, Tile) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "a5d33b49cb209c7ff0f1a3caabdfb01a9cb23ea188363b008956d1a2dacd4feb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5d33b49cb209c7ff0f1a3caabdfb01a9cb23ea188363b008956d1a2dacd4feb", kill_on_drop: false }`
[INFO] [stdout] a5d33b49cb209c7ff0f1a3caabdfb01a9cb23ea188363b008956d1a2dacd4feb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 50d9a482c2c72b2fa7339f439f5dadc8e2d6737fb755fafa8d8a29f44879d89a
[INFO] running `Command { std: "docker" "start" "-a" "50d9a482c2c72b2fa7339f439f5dadc8e2d6737fb755fafa8d8a29f44879d89a", kill_on_drop: false }`
[INFO] [stderr] warning: methods `play_turn` and `get_user_input` are never used
[INFO] [stderr]   --> src/main.rs:66:8
[INFO] [stderr]    |
[INFO] [stderr] 32 | impl Game {
[INFO] [stderr]    | --------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 66 |     fn play_turn(&mut self) -> () {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 93 |     fn get_user_input(&self) -> (usize, Tile) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tic-tac-toe` (bin "tic-tac-toe" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tic_tac_toe-ad4d1635ca15b775)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] 
[INFO] [stderr] thread 'tests::best_move_one_before_win' (25) has overflowed its stack
[INFO] [stderr] fatal runtime error: stack overflow, aborting
[INFO] [stderr] error: test failed, to rerun pass `--bin tic-tac-toe`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/tic_tac_toe-ad4d1635ca15b775` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "50d9a482c2c72b2fa7339f439f5dadc8e2d6737fb755fafa8d8a29f44879d89a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50d9a482c2c72b2fa7339f439f5dadc8e2d6737fb755fafa8d8a29f44879d89a", kill_on_drop: false }`
[INFO] [stdout] 50d9a482c2c72b2fa7339f439f5dadc8e2d6737fb755fafa8d8a29f44879d89a
