[INFO] cloning repository https://github.com/yotaroy/quarto-ai
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yotaroy/quarto-ai" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyotaroy%2Fquarto-ai", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyotaroy%2Fquarto-ai'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a4164d9bd14ff53022dc71407f7caeff67c2fb6a
[INFO] checking yotaroy/quarto-ai against master#9f48dedc9763334a587c66558974635807a113ed for pr-137394
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyotaroy%2Fquarto-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/yotaroy/quarto-ai on toolchain 9f48dedc9763334a587c66558974635807a113ed
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f48dedc9763334a587c66558974635807a113ed" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yotaroy/quarto-ai
[INFO] finished tweaking git repo https://github.com/yotaroy/quarto-ai
[INFO] tweaked toml for git repo https://github.com/yotaroy/quarto-ai written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/yotaroy/quarto-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" "+9f48dedc9763334a587c66558974635807a113ed" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9f48dedc9763334a587c66558974635807a113ed" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07490a7ee0a191399020664f2b4b77f85d46f581766cab1552b32d42c0c260f8
[INFO] running `Command { std: "docker" "start" "-a" "07490a7ee0a191399020664f2b4b77f85d46f581766cab1552b32d42c0c260f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07490a7ee0a191399020664f2b4b77f85d46f581766cab1552b32d42c0c260f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07490a7ee0a191399020664f2b4b77f85d46f581766cab1552b32d42c0c260f8", kill_on_drop: false }`
[INFO] [stdout] 07490a7ee0a191399020664f2b4b77f85d46f581766cab1552b32d42c0c260f8
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9f48dedc9763334a587c66558974635807a113ed" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 747aff082040e08a9bfe81004fed309d68282edc2f3ca5cec4d9288254e6b97d
[INFO] running `Command { std: "docker" "start" "-a" "747aff082040e08a9bfe81004fed309d68282edc2f3ca5cec4d9288254e6b97d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking quarto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `primitive_monte_carlo_action`
[INFO] [stdout]  --> src/main.rs:1:38
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::montecarlo::{mcts_action, primitive_monte_carlo_action};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `human_action` and `test_first_player_win_rate`
[INFO] [stdout]  --> src/main.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::play::{human_action, play_game, test_first_player_win_rate};
[INFO] [stdout]   |                   ^^^^^^^^^^^^             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::random::random_action`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::random::random_action;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `primitive_monte_carlo_action`
[INFO] [stdout]  --> src/main.rs:1:38
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::montecarlo::{mcts_action, primitive_monte_carlo_action};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `human_action` and `test_first_player_win_rate`
[INFO] [stdout]  --> src/main.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::play::{human_action, play_game, test_first_player_win_rate};
[INFO] [stdout]   |                   ^^^^^^^^^^^^             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::random::random_action`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::random::random_action;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `primitive_monte_carlo_action` is never used
[INFO] [stdout]   --> src/montecarlo.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn primitive_monte_carlo_action(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `human_action` is never used
[INFO] [stdout]   --> src/play.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn human_action(state: &State) -> (Option<(usize, usize)>, Option<Piece>) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_first_player_win_rate` is never used
[INFO] [stdout]    --> src/play.rs:123:8
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub fn test_first_player_win_rate(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_first_player_score_for_win_rate` is never used
[INFO] [stdout]    --> src/quarto.rs:297:12
[INFO] [stdout]     |
[INFO] [stdout] 157 | impl State {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 297 |     pub fn get_first_player_score_for_win_rate(&self) -> f64 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `LOSE` is never constructed
[INFO] [stdout]    --> src/quarto.rs:356:5
[INFO] [stdout]     |
[INFO] [stdout] 354 | pub enum WinningStatus {
[INFO] [stdout]     |          ------------- variant in this enum
[INFO] [stdout] 355 |     WIN,
[INFO] [stdout] 356 |     LOSE,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `primitive_monte_carlo_action` is never used
[INFO] [stdout]   --> src/montecarlo.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn primitive_monte_carlo_action(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `human_action` is never used
[INFO] [stdout]   --> src/play.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn human_action(state: &State) -> (Option<(usize, usize)>, Option<Piece>) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_first_player_win_rate` is never used
[INFO] [stdout]    --> src/play.rs:123:8
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub fn test_first_player_win_rate(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_first_player_score_for_win_rate` is never used
[INFO] [stdout]    --> src/quarto.rs:297:12
[INFO] [stdout]     |
[INFO] [stdout] 157 | impl State {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 297 |     pub fn get_first_player_score_for_win_rate(&self) -> f64 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `LOSE` is never constructed
[INFO] [stdout]    --> src/quarto.rs:356:5
[INFO] [stdout]     |
[INFO] [stdout] 354 | pub enum WinningStatus {
[INFO] [stdout]     |          ------------- variant in this enum
[INFO] [stdout] 355 |     WIN,
[INFO] [stdout] 356 |     LOSE,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `Command { std: "docker" "inspect" "747aff082040e08a9bfe81004fed309d68282edc2f3ca5cec4d9288254e6b97d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "747aff082040e08a9bfe81004fed309d68282edc2f3ca5cec4d9288254e6b97d", kill_on_drop: false }`
[INFO] [stdout] 747aff082040e08a9bfe81004fed309d68282edc2f3ca5cec4d9288254e6b97d