[INFO] updating cached repository https://github.com/jbradberry/mcts.rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 21f82d0d82b4b2e5b6eaf6cece1b0cd6930137b5
[INFO] testing jbradberry/mcts.rs against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbradberry%2Fmcts.rs" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jbradberry/mcts.rs on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jbradberry/mcts.rs
[INFO] finished tweaking git repo https://github.com/jbradberry/mcts.rs
[INFO] tweaked toml for git repo https://github.com/jbradberry/mcts.rs written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/jbradberry/mcts.rs already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] a93e45a9eb8c6862e61bb610c879496d8e9a9fc235348792435c1388c7b1c873
[INFO] running `"docker" "start" "-a" "a93e45a9eb8c6862e61bb610c879496d8e9a9fc235348792435c1388c7b1c873"`
[INFO] [stderr]    Compiling mcts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `history`
[INFO] [stderr]    --> src/main.rs:189:46
[INFO] [stderr]     |
[INFO] [stderr] 189 |     fn is_legal(&self, action: &ChongAction, history: &[ChongState]) -> bool {
[INFO] [stderr]     |                                              ^^^^^^^ help: consider prefixing with an underscore: `_history`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `history`
[INFO] [stderr]    --> src/main.rs:209:29
[INFO] [stderr]     |
[INFO] [stderr] 209 |     fn legal_actions(&self, history: &[ChongState]) -> Vec<ChongAction> {
[INFO] [stderr]     |                             ^^^^^^^ help: consider prefixing with an underscore: `_history`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `build_state`
[INFO] [stderr]    --> src/main.rs:127:5
[INFO] [stderr]     |
[INFO] [stderr] 127 | /     fn build_state(pawn1: (u8, u8), pawn2: (u8, u8),
[INFO] [stderr] 128 | |                    stones1: &[(u8, u8)], stones2: &[(u8, u8)], next: u8) -> Self {
[INFO] [stderr] 129 | |         let pawn1 = ChongState::coordinate_mask(pawn1.0, pawn1.1);
[INFO] [stderr] 130 | |         let pawn2 = ChongState::coordinate_mask(pawn2.0, pawn2.1);
[INFO] [stderr] ...   |
[INFO] [stderr] 150 | |         }
[INFO] [stderr] 151 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.16s
[INFO] running `"docker" "inspect" "a93e45a9eb8c6862e61bb610c879496d8e9a9fc235348792435c1388c7b1c873"`
[INFO] running `"docker" "rm" "-f" "a93e45a9eb8c6862e61bb610c879496d8e9a9fc235348792435c1388c7b1c873"`
[INFO] [stdout] a93e45a9eb8c6862e61bb610c879496d8e9a9fc235348792435c1388c7b1c873
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 85005629d45003fec2057c066fdb043a9f8671c2c742efc94767246c65457e5e
[INFO] running `"docker" "start" "-a" "85005629d45003fec2057c066fdb043a9f8671c2c742efc94767246c65457e5e"`
[INFO] [stderr]    Compiling mcts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `history`
[INFO] [stderr]    --> src/main.rs:189:46
[INFO] [stderr]     |
[INFO] [stderr] 189 |     fn is_legal(&self, action: &ChongAction, history: &[ChongState]) -> bool {
[INFO] [stderr]     |                                              ^^^^^^^ help: consider prefixing with an underscore: `_history`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `history`
[INFO] [stderr]    --> src/main.rs:209:29
[INFO] [stderr]     |
[INFO] [stderr] 209 |     fn legal_actions(&self, history: &[ChongState]) -> Vec<ChongAction> {
[INFO] [stderr]     |                             ^^^^^^^ help: consider prefixing with an underscore: `_history`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `"docker" "inspect" "85005629d45003fec2057c066fdb043a9f8671c2c742efc94767246c65457e5e"`
[INFO] running `"docker" "rm" "-f" "85005629d45003fec2057c066fdb043a9f8671c2c742efc94767246c65457e5e"`
[INFO] [stdout] 85005629d45003fec2057c066fdb043a9f8671c2c742efc94767246c65457e5e
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] bd7bc284c572a27be42b4cde8dc240d49a113cc1a969cea6ba5ec43b969bd1df
[INFO] running `"docker" "start" "-a" "bd7bc284c572a27be42b4cde8dc240d49a113cc1a969cea6ba5ec43b969bd1df"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mcts-de9cdf59ec810af7
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test tests::pawn_jump_bottom_left ... ok
[INFO] [stdout] test tests::pawn_jump_bottom_edge ... ok
[INFO] [stdout] test tests::pawn_jump_center ... ok
[INFO] [stdout] test tests::pawn_jump_bottom_right ... ok
[INFO] [stdout] test tests::pawn_jump_top_edge ... ok
[INFO] [stdout] test tests::pawn_jump_right_edge ... ok
[INFO] [stdout] test tests::pawn_jump_top_left ... ok
[INFO] [stdout] test tests::pawn_jump_left_edge ... ok
[INFO] [stdout] test tests::pawn_move_bottom_right ... ok
[INFO] [stdout] test tests::pawn_move_bottom_left ... ok
[INFO] [stdout] test tests::pawn_move_left_edge ... ok
[INFO] [stdout] test tests::pawn_move_center ... ok
[INFO] [stdout] test tests::pawn_jump_top_right ... ok
[INFO] [stdout] test tests::pawn_move_lower_edge ... ok
[INFO] [stdout] test tests::pawn_move_top_left ... ok
[INFO] [stdout] test tests::pawn_move_top_right ... ok
[INFO] [stdout] test tests::pawn_move_right_edge ... ok
[INFO] [stdout] test tests::pawn_move_upper_edge ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "bd7bc284c572a27be42b4cde8dc240d49a113cc1a969cea6ba5ec43b969bd1df"`
[INFO] running `"docker" "rm" "-f" "bd7bc284c572a27be42b4cde8dc240d49a113cc1a969cea6ba5ec43b969bd1df"`
[INFO] [stdout] bd7bc284c572a27be42b4cde8dc240d49a113cc1a969cea6ba5ec43b969bd1df