[INFO] fetching crate mancala 0.1.0...
[INFO] testing mancala-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate mancala 0.1.0 into /workspace/builds/worker-53/source
[INFO] validating manifest of crates.io crate mancala 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mancala 0.1.0
[INFO] finished tweaking crates.io crate mancala 0.1.0
[INFO] tweaked toml for crates.io crate mancala 0.1.0 written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] crate crates.io crate mancala 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--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-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16c08abab1cd02e08739edb0b147e473236c8d6be711b39c20548055a8ccdd13
[INFO] running `Command { std: "docker" "start" "-a" "16c08abab1cd02e08739edb0b147e473236c8d6be711b39c20548055a8ccdd13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16c08abab1cd02e08739edb0b147e473236c8d6be711b39c20548055a8ccdd13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16c08abab1cd02e08739edb0b147e473236c8d6be711b39c20548055a8ccdd13", kill_on_drop: false }`
[INFO] [stdout] 16c08abab1cd02e08739edb0b147e473236c8d6be711b39c20548055a8ccdd13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04af913910235f6736982e261b3fc6718bf36e3bd15b42ab07bbd610c8691d78
[INFO] running `Command { std: "docker" "start" "-a" "04af913910235f6736982e261b3fc6718bf36e3bd15b42ab07bbd610c8691d78", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling mancala v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.23s
[INFO] running `Command { std: "docker" "inspect" "04af913910235f6736982e261b3fc6718bf36e3bd15b42ab07bbd610c8691d78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04af913910235f6736982e261b3fc6718bf36e3bd15b42ab07bbd610c8691d78", kill_on_drop: false }`
[INFO] [stdout] 04af913910235f6736982e261b3fc6718bf36e3bd15b42ab07bbd610c8691d78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42a659a80a45331f0b82f7577e58e33951065a2bd5eeab663b93f64e03c4a9c8
[INFO] running `Command { std: "docker" "start" "-a" "42a659a80a45331f0b82f7577e58e33951065a2bd5eeab663b93f64e03c4a9c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling mancala v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.16s
[INFO] running `Command { std: "docker" "inspect" "42a659a80a45331f0b82f7577e58e33951065a2bd5eeab663b93f64e03c4a9c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42a659a80a45331f0b82f7577e58e33951065a2bd5eeab663b93f64e03c4a9c8", kill_on_drop: false }`
[INFO] [stdout] 42a659a80a45331f0b82f7577e58e33951065a2bd5eeab663b93f64e03c4a9c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7c31412885fd1279cb665facb87d312c803990e57e198b2952c06fef80283578
[INFO] running `Command { std: "docker" "start" "-a" "7c31412885fd1279cb665facb87d312c803990e57e198b2952c06fef80283578", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mancala-c8c6e30e2451a8f5)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test game::tests::fresh_game_is_not_finished ... ok
[INFO] [stdout] test game::tests::game_records_history_of_what_is_played ... ok
[INFO] [stdout] test game::tests::play_changes_player ... ok
[INFO] [stdout] test game::tests::game_knows_options_to_play ... ok
[INFO] [stdout] test game::tests::play_into_empty_bowl_captures_opposite_bowl ... ok
[INFO] [stdout] test game::tests::play_into_your_store_allows_an_other_turn ... ok
[INFO] [stdout] test game::tests::play_that_cycles_should_start_over ... ok
[INFO] [stdout] test game::tests::play_that_goes_over_store_should_capture_stone ... ok
[INFO] [stdout] test game::tests::positions_with_no_stones_on_one_side_is_finished ... ok
[INFO] [stdout] test strategy::tree::alphabeta::tests::best_bowl_is_selected ... ok
[INFO] [stdout] test strategy::tree::alphabeta::tests::finished_games_are_scored ... ok
[INFO] [stdout] test strategy::tree::alphabeta::tests::only_bowl_is_selected ... ok
[INFO] [stdout] test strategy::tree::minmax::tests::best_bowl_is_selected ... ok
[INFO] [stdout] test strategy::tree::minmax::tests::finished_games_are_scored ... ok
[INFO] [stdout] test strategy::tree::minmax::tests::only_bowl_is_selected ... ok
[INFO] [stdout] test strategy::tree::tests::values_compare_correctly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 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/play-273397067e9820db)
[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] [stderr]      Running tests/execution_time_alphabeta.rs (/opt/rustwide/target/debug/deps/execution_time_alphabeta-9d92c42c90bbb6e7)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test calculating_end_games_should_be_quick ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.53s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mancala
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/strategy/tree/alphabeta.rs - strategy::tree::alphabeta (line 9) ... ok
[INFO] [stdout] test src/game/mod.rs - game (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7c31412885fd1279cb665facb87d312c803990e57e198b2952c06fef80283578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c31412885fd1279cb665facb87d312c803990e57e198b2952c06fef80283578", kill_on_drop: false }`
[INFO] [stdout] 7c31412885fd1279cb665facb87d312c803990e57e198b2952c06fef80283578