[INFO] updating cached repository https://github.com/cauebs/gomoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8d6acfe32d9dabefe831e3056c0460fb7d4bd6a
[INFO] testing cauebs/gomoku against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcauebs%2Fgomoku" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cauebs/gomoku on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cauebs/gomoku
[INFO] finished tweaking git repo https://github.com/cauebs/gomoku
[INFO] tweaked toml for git repo https://github.com/cauebs/gomoku written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/cauebs/gomoku already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af55edf22e0706ee11acb73e1ecb5e9d92a5c5e64a8ce59e0646a6841bcc8703
[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" "af55edf22e0706ee11acb73e1ecb5e9d92a5c5e64a8ce59e0646a6841bcc8703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af55edf22e0706ee11acb73e1ecb5e9d92a5c5e64a8ce59e0646a6841bcc8703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af55edf22e0706ee11acb73e1ecb5e9d92a5c5e64a8ce59e0646a6841bcc8703", kill_on_drop: false }`
[INFO] [stdout] af55edf22e0706ee11acb73e1ecb5e9d92a5c5e64a8ce59e0646a6841bcc8703
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 52b8ddb2a990759bab7dcacb00c59ac1f740f13aa9caf6a6f1ad8c9b3589ea14
[INFO] running `Command { std: "docker" "start" "-a" "52b8ddb2a990759bab7dcacb00c59ac1f740f13aa9caf6a6f1ad8c9b3589ea14", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.13
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling quote v0.6.6
[INFO] [stderr]    Compiling syn v0.14.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling failure v0.1.2
[INFO] [stderr]    Compiling gomoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/ai.rs:66:26
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn decide(&mut self, board: &Board, last_move: Option<(usize, usize)>) -> (usize, usize) {
[INFO] [stdout]    |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last_move`
[INFO] [stdout]   --> src/ai.rs:66:41
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn decide(&mut self, board: &Board, last_move: Option<(usize, usize)>) -> (usize, usize) {
[INFO] [stdout]    |                                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_move`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/ai.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn new(state: Board, heuristic_value: f64, alpha: f64, beta: f64) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `coordinates_from_str`
[INFO] [stdout]  --> src/coordinates.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn coordinates_from_str(s: &str) -> Result<(usize, usize), failure::Error> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `play_turns`
[INFO] [stdout]   --> src/game.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn play_turns(&mut self, turns: u32) -> Option<EndGame> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/players.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn new(mut moves: Vec<(usize, usize)>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.78s
[INFO] running `Command { std: "docker" "inspect" "52b8ddb2a990759bab7dcacb00c59ac1f740f13aa9caf6a6f1ad8c9b3589ea14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52b8ddb2a990759bab7dcacb00c59ac1f740f13aa9caf6a6f1ad8c9b3589ea14", kill_on_drop: false }`
[INFO] [stdout] 52b8ddb2a990759bab7dcacb00c59ac1f740f13aa9caf6a6f1ad8c9b3589ea14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a23640b0766107f1eafb0758609eaf14626dc8bbd1c1b14e7babff640fdb4436
[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" "a23640b0766107f1eafb0758609eaf14626dc8bbd1c1b14e7babff640fdb4436", kill_on_drop: false }`
[INFO] [stderr]    Compiling gomoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/ai.rs:66:26
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn decide(&mut self, board: &Board, last_move: Option<(usize, usize)>) -> (usize, usize) {
[INFO] [stdout]    |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last_move`
[INFO] [stdout]   --> src/ai.rs:66:41
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn decide(&mut self, board: &Board, last_move: Option<(usize, usize)>) -> (usize, usize) {
[INFO] [stdout]    |                                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_move`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/ai.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn new(state: Board, heuristic_value: f64, alpha: f64, beta: f64) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `coordinates_from_str`
[INFO] [stdout]  --> src/coordinates.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn coordinates_from_str(s: &str) -> Result<(usize, usize), failure::Error> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "a23640b0766107f1eafb0758609eaf14626dc8bbd1c1b14e7babff640fdb4436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a23640b0766107f1eafb0758609eaf14626dc8bbd1c1b14e7babff640fdb4436", kill_on_drop: false }`
[INFO] [stdout] a23640b0766107f1eafb0758609eaf14626dc8bbd1c1b14e7babff640fdb4436
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 510f20c222e77e63a7d187d8653923fee9d336e36c0d135fbe90123bc779fa29
[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" "510f20c222e77e63a7d187d8653923fee9d336e36c0d135fbe90123bc779fa29", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]   --> src/ai.rs:66:26
[INFO] [stderr]    |
[INFO] [stderr] 66 |     fn decide(&mut self, board: &Board, last_move: Option<(usize, usize)>) -> (usize, usize) {
[INFO] [stderr]    |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `last_move`
[INFO] [stderr]   --> src/ai.rs:66:41
[INFO] [stderr]    |
[INFO] [stderr] 66 |     fn decide(&mut self, board: &Board, last_move: Option<(usize, usize)>) -> (usize, usize) {
[INFO] [stderr]    |                                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_move`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/ai.rs:28:8
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn new(state: Board, heuristic_value: f64, alpha: f64, beta: f64) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `coordinates_from_str`
[INFO] [stderr]  --> src/coordinates.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn coordinates_from_str(s: &str) -> Result<(usize, usize), failure::Error> {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gomoku-e446f36f92ce826d
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_vertical_victory ... ok
[INFO] [stdout] test tests::test_horizontal_wrap ... ok
[INFO] [stdout] test tests::test_horizontal_victory ... ok
[INFO] [stdout] test tests::test_vertical_wrap ... ok
[INFO] [stdout] test tests::test_diagonal_victory ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "510f20c222e77e63a7d187d8653923fee9d336e36c0d135fbe90123bc779fa29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "510f20c222e77e63a7d187d8653923fee9d336e36c0d135fbe90123bc779fa29", kill_on_drop: false }`
[INFO] [stdout] 510f20c222e77e63a7d187d8653923fee9d336e36c0d135fbe90123bc779fa29