[INFO] cloning repository https://github.com/Arthur-Jacobina/tic-tac-toe-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Arthur-Jacobina/tic-tac-toe-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArthur-Jacobina%2Ftic-tac-toe-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArthur-Jacobina%2Ftic-tac-toe-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 29f5dabd3c6533adf83aabc6a945f2ea706374d0
[INFO] testing Arthur-Jacobina/tic-tac-toe-rs against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArthur-Jacobina%2Ftic-tac-toe-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Arthur-Jacobina/tic-tac-toe-rs
[INFO] finished tweaking git repo https://github.com/Arthur-Jacobina/tic-tac-toe-rs
[INFO] tweaked toml for git repo https://github.com/Arthur-Jacobina/tic-tac-toe-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Arthur-Jacobina/tic-tac-toe-rs on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Arthur-Jacobina/tic-tac-toe-rs 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ef327c98b8774b1621cb1d9677e29f0379f34b521bcb514271cedeacc264361
[INFO] running `Command { std: "docker" "start" "-a" "5ef327c98b8774b1621cb1d9677e29f0379f34b521bcb514271cedeacc264361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ef327c98b8774b1621cb1d9677e29f0379f34b521bcb514271cedeacc264361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ef327c98b8774b1621cb1d9677e29f0379f34b521bcb514271cedeacc264361", kill_on_drop: false }`
[INFO] [stdout] 5ef327c98b8774b1621cb1d9677e29f0379f34b521bcb514271cedeacc264361
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e18be61a883197f1f6832f2f7dc96ab4447b60d899d375ee83a34ba1fd97593
[INFO] running `Command { std: "docker" "start" "-a" "5e18be61a883197f1f6832f2f7dc96ab4447b60d899d375ee83a34ba1fd97593", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.164
[INFO] [stderr]    Compiling syn v2.0.89
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling tic_tac-toe-ai v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `RandomComputerPlayer`
[INFO] [stdout]  --> src/main.rs:4:51
[INFO] [stdout]   |
[INFO] [stdout] 4 | use player::player::{ComputerPlayer, HumanPlayer, RandomComputerPlayer};
[INFO] [stdout]   |                                                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RandomComputerPlayer` is never constructed
[INFO] [stdout]   --> src/player.rs:34:16
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub struct RandomComputerPlayer {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/player.rs:39:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |     impl RandomComputerPlayer {
[INFO] [stdout]    |     ------------------------- associated function in this implementation
[INFO] [stdout] 39 |         pub fn new(letter: char) -> Self {
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.96s
[INFO] running `Command { std: "docker" "inspect" "5e18be61a883197f1f6832f2f7dc96ab4447b60d899d375ee83a34ba1fd97593", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e18be61a883197f1f6832f2f7dc96ab4447b60d899d375ee83a34ba1fd97593", kill_on_drop: false }`
[INFO] [stdout] 5e18be61a883197f1f6832f2f7dc96ab4447b60d899d375ee83a34ba1fd97593
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53f32169e8226a9c4ca8cd2bbe51dac9ddb860068849b7f51bc5dc3b4040c46f
[INFO] running `Command { std: "docker" "start" "-a" "53f32169e8226a9c4ca8cd2bbe51dac9ddb860068849b7f51bc5dc3b4040c46f", kill_on_drop: false }`
[INFO] [stderr]    Compiling tic_tac-toe-ai v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `RandomComputerPlayer`
[INFO] [stdout]  --> src/main.rs:4:51
[INFO] [stdout]   |
[INFO] [stdout] 4 | use player::player::{ComputerPlayer, HumanPlayer, RandomComputerPlayer};
[INFO] [stdout]   |                                                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RandomComputerPlayer` is never constructed
[INFO] [stdout]   --> src/player.rs:34:16
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub struct RandomComputerPlayer {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/player.rs:39:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |     impl RandomComputerPlayer {
[INFO] [stdout]    |     ------------------------- associated function in this implementation
[INFO] [stdout] 39 |         pub fn new(letter: char) -> Self {
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "53f32169e8226a9c4ca8cd2bbe51dac9ddb860068849b7f51bc5dc3b4040c46f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53f32169e8226a9c4ca8cd2bbe51dac9ddb860068849b7f51bc5dc3b4040c46f", kill_on_drop: false }`
[INFO] [stdout] 53f32169e8226a9c4ca8cd2bbe51dac9ddb860068849b7f51bc5dc3b4040c46f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 313ec4ded4a1f0a727d400c9d8f1d02a3a91558e2bf57be0c68e7b643dedb785
[INFO] running `Command { std: "docker" "start" "-a" "313ec4ded4a1f0a727d400c9d8f1d02a3a91558e2bf57be0c68e7b643dedb785", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `RandomComputerPlayer`
[INFO] [stderr]  --> src/main.rs:4:51
[INFO] [stderr]   |
[INFO] [stderr] 4 | use player::player::{ComputerPlayer, HumanPlayer, RandomComputerPlayer};
[INFO] [stderr]   |                                                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RandomComputerPlayer` is never constructed
[INFO] [stderr]   --> src/player.rs:34:16
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub struct RandomComputerPlayer {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/player.rs:39:16
[INFO] [stderr]    |
[INFO] [stderr] 38 |     impl RandomComputerPlayer {
[INFO] [stderr]    |     ------------------------- associated function in this implementation
[INFO] [stderr] 39 |         pub fn new(letter: char) -> Self {
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `tic_tac-toe-ai` (bin "tic_tac-toe-ai" test) generated 3 warnings (run `cargo fix --bin "tic_tac-toe-ai" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tic_tac_toe_ai-8a5d4a3cee8f4228)
[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" "313ec4ded4a1f0a727d400c9d8f1d02a3a91558e2bf57be0c68e7b643dedb785", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "313ec4ded4a1f0a727d400c9d8f1d02a3a91558e2bf57be0c68e7b643dedb785", kill_on_drop: false }`
[INFO] [stdout] 313ec4ded4a1f0a727d400c9d8f1d02a3a91558e2bf57be0c68e7b643dedb785
