[INFO] cloning repository https://github.com/evilnose/ultimate-tictactoe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/evilnose/ultimate-tictactoe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevilnose%2Fultimate-tictactoe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevilnose%2Fultimate-tictactoe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b25e1252d33eec07778191afa2109ca2437e487
[INFO] documenting evilnose/ultimate-tictactoe against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevilnose%2Fultimate-tictactoe" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/evilnose/ultimate-tictactoe on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/evilnose/ultimate-tictactoe
[INFO] finished tweaking git repo https://github.com/evilnose/ultimate-tictactoe
[INFO] tweaked toml for git repo https://github.com/evilnose/ultimate-tictactoe written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/evilnose/ultimate-tictactoe already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0290ffad9c0764e61461f236dfff5cdd18b95798164f99163fc0f7020a501c5e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0290ffad9c0764e61461f236dfff5cdd18b95798164f99163fc0f7020a501c5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0290ffad9c0764e61461f236dfff5cdd18b95798164f99163fc0f7020a501c5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0290ffad9c0764e61461f236dfff5cdd18b95798164f99163fc0f7020a501c5e", kill_on_drop: false }`
[INFO] [stdout] 0290ffad9c0764e61461f236dfff5cdd18b95798164f99163fc0f7020a501c5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 83712ff9ceac3a13706cc2b34ef696793b11f9d41e2e5018a82a2da14cf4312b
[INFO] running `Command { std: "docker" "start" "-a" "83712ff9ceac3a13706cc2b34ef696793b11f9d41e2e5018a82a2da14cf4312b", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking uttt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting uttt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `has_captured`
[INFO] [stdout]    --> src/moves.rs:306:12
[INFO] [stdout]     |
[INFO] [stdout] 306 |     pub fn has_captured(&self, block_i: u8) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SCORE_POS_INF`
[INFO] [stdout]  --> src/engine/config.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub(crate) const SCORE_POS_INF: f32 = 1e7;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `my_side`
[INFO] [stdout]   --> src/engine/mcts.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     my_side: Side,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `my_side_mult`
[INFO] [stdout]   --> src/engine/mcts.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     my_side_mult: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SearchState`
[INFO] [stdout]   --> src/engine/mod.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct SearchState {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/engine/mod.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn new() -> SearchState {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `search_till_depth`
[INFO] [stdout]    --> src/engine/mod.rs:241:8
[INFO] [stdout]     |
[INFO] [stdout] 241 |     fn search_till_depth(&self, depth: u16) -> Result<Score, StopSearch> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.11s
[INFO] running `Command { std: "docker" "inspect" "83712ff9ceac3a13706cc2b34ef696793b11f9d41e2e5018a82a2da14cf4312b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83712ff9ceac3a13706cc2b34ef696793b11f9d41e2e5018a82a2da14cf4312b", kill_on_drop: false }`
[INFO] [stdout] 83712ff9ceac3a13706cc2b34ef696793b11f9d41e2e5018a82a2da14cf4312b