[INFO] cloning repository https://github.com/ssttevee/rust-mcts-connect-four [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ssttevee/rust-mcts-connect-four" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fssttevee%2Frust-mcts-connect-four", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fssttevee%2Frust-mcts-connect-four'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d09b9e4390457f868b1a414061365653ce75e2a2 [INFO] testing ssttevee/rust-mcts-connect-four against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fssttevee%2Frust-mcts-connect-four" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ssttevee/rust-mcts-connect-four on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ssttevee/rust-mcts-connect-four [INFO] finished tweaking git repo https://github.com/ssttevee/rust-mcts-connect-four [INFO] tweaked toml for git repo https://github.com/ssttevee/rust-mcts-connect-four written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/ssttevee/rust-mcts-connect-four already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: file found to be present in multiple build targets: /workspace/builds/worker-5/source/src/main.rs [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", 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] d826cce5aafea1527c0f5622ea1f9362a4c1bac7a7cedda9100ca3ed30cc7078 [INFO] running `Command { std: "docker" "start" "-a" "d826cce5aafea1527c0f5622ea1f9362a4c1bac7a7cedda9100ca3ed30cc7078", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d826cce5aafea1527c0f5622ea1f9362a4c1bac7a7cedda9100ca3ed30cc7078", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d826cce5aafea1527c0f5622ea1f9362a4c1bac7a7cedda9100ca3ed30cc7078", kill_on_drop: false }` [INFO] [stdout] d826cce5aafea1527c0f5622ea1f9362a4c1bac7a7cedda9100ca3ed30cc7078 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--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] 510a1408b8dc515d80abf7fa12c2c8e9e6abc078e3a302ef31dbd58754268882 [INFO] running `Command { std: "docker" "start" "-a" "510a1408b8dc515d80abf7fa12c2c8e9e6abc078e3a302ef31dbd58754268882", kill_on_drop: false }` [INFO] [stderr] warning: file found to be present in multiple build targets: /opt/rustwide/workdir/src/main.rs [INFO] [stderr] Compiling spin v0.5.0 [INFO] [stderr] Compiling rand_chacha v0.2.0 [INFO] [stderr] Compiling termion v1.5.3 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling getrandom v0.1.6 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling rand_core v0.5.0 [INFO] [stderr] Compiling rand v0.7.0 [INFO] [stderr] Compiling connect-4 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `player_move` [INFO] [stdout] --> src/cli.rs:23:4 [INFO] [stdout] | [INFO] [stdout] 23 | fn player_move ()>(game: &mut Game, input: &mut io::Lines>, print_board: F) -> Result<(usize, usize), D... [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `mcts_move` [INFO] [stdout] --> src/cli.rs:84:4 [INFO] [stdout] | [INFO] [stdout] 84 | fn mcts_move(game: &mut Game, mcts: &MCTS) -> (usize, usize) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `hbot_move` [INFO] [stdout] --> src/cli.rs:110:4 [INFO] [stdout] | [INFO] [stdout] 110 | fn hbot_move(game: &mut Game) -> (usize, usize) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_board_top` [INFO] [stdout] --> src/cli.rs:115:4 [INFO] [stdout] | [INFO] [stdout] 115 | fn print_board_top(cols: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_board` [INFO] [stdout] --> src/cli.rs:119:4 [INFO] [stdout] | [INFO] [stdout] 119 | fn print_board(game: &Game, last_move: Option<(usize, usize)>) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Opponent` [INFO] [stdout] --> src/cli.rs:129:6 [INFO] [stdout] | [INFO] [stdout] 129 | enum Opponent { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `select_opponent` [INFO] [stdout] --> src/cli.rs:134:4 [INFO] [stdout] | [INFO] [stdout] 134 | fn select_opponent(input: &mut io::Lines>) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `start` [INFO] [stdout] --> src/cli.rs:182:8 [INFO] [stdout] | [INFO] [stdout] 182 | pub fn start() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main` [INFO] [stdout] --> src/main.rs:21:4 [INFO] [stdout] | [INFO] [stdout] 21 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.35s [INFO] running `Command { std: "docker" "inspect" "510a1408b8dc515d80abf7fa12c2c8e9e6abc078e3a302ef31dbd58754268882", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "510a1408b8dc515d80abf7fa12c2c8e9e6abc078e3a302ef31dbd58754268882", kill_on_drop: false }` [INFO] [stdout] 510a1408b8dc515d80abf7fa12c2c8e9e6abc078e3a302ef31dbd58754268882 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1c95a6572125d1bf3d0b4eb424e1bee3fe2ab7b5741ec78289f2d4dce1aae4e4 [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" "1c95a6572125d1bf3d0b4eb424e1bee3fe2ab7b5741ec78289f2d4dce1aae4e4", kill_on_drop: false }` [INFO] [stderr] warning: file found to be present in multiple build targets: /opt/rustwide/workdir/src/main.rs [INFO] [stdout] warning: function is never used: `player_move` [INFO] [stdout] --> src/cli.rs:23:4 [INFO] [stdout] | [INFO] [stdout] 23 | fn player_move ()>(game: &mut Game, input: &mut io::Lines>, print_board: F) -> Result<(usize, usize), D... [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `mcts_move` [INFO] [stdout] --> src/cli.rs:84:4 [INFO] [stdout] | [INFO] [stdout] 84 | fn mcts_move(game: &mut Game, mcts: &MCTS) -> (usize, usize) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `hbot_move` [INFO] [stdout] --> src/cli.rs:110:4 [INFO] [stdout] | [INFO] [stdout] 110 | fn hbot_move(game: &mut Game) -> (usize, usize) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_board_top` [INFO] [stdout] --> src/cli.rs:115:4 [INFO] [stdout] | [INFO] [stdout] 115 | fn print_board_top(cols: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_board` [INFO] [stdout] --> src/cli.rs:119:4 [INFO] [stdout] | [INFO] [stdout] 119 | fn print_board(game: &Game, last_move: Option<(usize, usize)>) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Opponent` [INFO] [stdout] --> src/cli.rs:129:6 [INFO] [stdout] | [INFO] [stdout] 129 | enum Opponent { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `select_opponent` [INFO] [stdout] --> src/cli.rs:134:4 [INFO] [stdout] | [INFO] [stdout] 134 | fn select_opponent(input: &mut io::Lines>) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `start` [INFO] [stdout] --> src/cli.rs:182:8 [INFO] [stdout] | [INFO] [stdout] 182 | pub fn start() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main` [INFO] [stdout] --> src/main.rs:21:4 [INFO] [stdout] | [INFO] [stdout] 21 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling connect-4 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.18s [INFO] running `Command { std: "docker" "inspect" "1c95a6572125d1bf3d0b4eb424e1bee3fe2ab7b5741ec78289f2d4dce1aae4e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c95a6572125d1bf3d0b4eb424e1bee3fe2ab7b5741ec78289f2d4dce1aae4e4", kill_on_drop: false }` [INFO] [stdout] 1c95a6572125d1bf3d0b4eb424e1bee3fe2ab7b5741ec78289f2d4dce1aae4e4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3df3939e51f90b5d498453ae532cb59974a7863e0c49d0a0d948d51d049a62f0 [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" "3df3939e51f90b5d498453ae532cb59974a7863e0c49d0a0d948d51d049a62f0", kill_on_drop: false }` [INFO] [stderr] warning: file found to be present in multiple build targets: /opt/rustwide/workdir/src/main.rs [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: function is never used: `player_move` [INFO] [stderr] --> src/cli.rs:23:4 [INFO] [stderr] | [INFO] [stderr] 23 | fn player_move ()>(game: &mut Game, input: &mut io::Lines>, print_board: F) -> Result<(usize, usize), D... [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `mcts_move` [INFO] [stderr] --> src/cli.rs:84:4 [INFO] [stderr] | [INFO] [stderr] 84 | fn mcts_move(game: &mut Game, mcts: &MCTS) -> (usize, usize) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `hbot_move` [INFO] [stderr] --> src/cli.rs:110:4 [INFO] [stderr] | [INFO] [stderr] 110 | fn hbot_move(game: &mut Game) -> (usize, usize) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_board_top` [INFO] [stderr] --> src/cli.rs:115:4 [INFO] [stderr] | [INFO] [stderr] 115 | fn print_board_top(cols: usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_board` [INFO] [stderr] --> src/cli.rs:119:4 [INFO] [stderr] | [INFO] [stderr] 119 | fn print_board(game: &Game, last_move: Option<(usize, usize)>) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `Opponent` [INFO] [stderr] --> src/cli.rs:129:6 [INFO] [stderr] | [INFO] [stderr] 129 | enum Opponent { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `select_opponent` [INFO] [stderr] --> src/cli.rs:134:4 [INFO] [stderr] | [INFO] [stderr] 134 | fn select_opponent(input: &mut io::Lines>) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `start` [INFO] [stderr] --> src/cli.rs:182:8 [INFO] [stderr] | [INFO] [stderr] 182 | pub fn start() { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `main` [INFO] [stderr] --> src/main.rs:21:4 [INFO] [stderr] | [INFO] [stderr] 21 | fn main() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: `connect-4` (lib) generated 9 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.38s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/libc4-b3d801d8f90c73e3) [INFO] [stdout] running 1 test [INFO] [stdout] test game::tests::test_game_search_ranges ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/connect_4-d0ca1c5436914141) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test game::tests::test_game_search_ranges ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests libc4 [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" "3df3939e51f90b5d498453ae532cb59974a7863e0c49d0a0d948d51d049a62f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3df3939e51f90b5d498453ae532cb59974a7863e0c49d0a0d948d51d049a62f0", kill_on_drop: false }` [INFO] [stdout] 3df3939e51f90b5d498453ae532cb59974a7863e0c49d0a0d948d51d049a62f0