[INFO] fetching crate mancala 0.1.0...
[INFO] testing mancala-0.1.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate mancala 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate mancala 0.1.0 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 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-4/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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 96014a7b8c57ba492c39e55af2ea507b82fde1c3111435a3d2316b0cf5a57eb8
[INFO] running `Command { std: "docker" "start" "-a" "96014a7b8c57ba492c39e55af2ea507b82fde1c3111435a3d2316b0cf5a57eb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96014a7b8c57ba492c39e55af2ea507b82fde1c3111435a3d2316b0cf5a57eb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96014a7b8c57ba492c39e55af2ea507b82fde1c3111435a3d2316b0cf5a57eb8", kill_on_drop: false }`
[INFO] [stdout] 96014a7b8c57ba492c39e55af2ea507b82fde1c3111435a3d2316b0cf5a57eb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] f6098ccd6cf323f9f10121637ea35bbcbb450f21b94387daf85fd1ddd2b87dbc
[INFO] running `Command { std: "docker" "start" "-a" "f6098ccd6cf323f9f10121637ea35bbcbb450f21b94387daf85fd1ddd2b87dbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling strsim v0.8.0
[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 16.48s
[INFO] running `Command { std: "docker" "inspect" "f6098ccd6cf323f9f10121637ea35bbcbb450f21b94387daf85fd1ddd2b87dbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6098ccd6cf323f9f10121637ea35bbcbb450f21b94387daf85fd1ddd2b87dbc", kill_on_drop: false }`
[INFO] [stdout] f6098ccd6cf323f9f10121637ea35bbcbb450f21b94387daf85fd1ddd2b87dbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] d38cad370b921a439cae38f5246f340bee2264dd2e4c333d512fbafe329970fc
[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" "d38cad370b921a439cae38f5246f340bee2264dd2e4c333d512fbafe329970fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling mancala v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.78s
[INFO] running `Command { std: "docker" "inspect" "d38cad370b921a439cae38f5246f340bee2264dd2e4c333d512fbafe329970fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d38cad370b921a439cae38f5246f340bee2264dd2e4c333d512fbafe329970fc", kill_on_drop: false }`
[INFO] [stdout] d38cad370b921a439cae38f5246f340bee2264dd2e4c333d512fbafe329970fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6b2d03e01bdda1b769c6b6680a9ba110e39f08494c98f2a48a67c6d512efd87e
[INFO] running `Command { std: "docker" "start" "-a" "6b2d03e01bdda1b769c6b6680a9ba110e39f08494c98f2a48a67c6d512efd87e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mancala-f204401eff8d3ab7
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test game::tests::game_knows_options_to_play ... ok
[INFO] [stdout] test game::tests::fresh_game_is_not_finished ... ok
[INFO] [stdout] test strategy::tree::minmax::tests::finished_games_are_scored ... ok
[INFO] [stdout] test strategy::tree::minmax::tests::best_bowl_is_selected ... ok
[INFO] [stdout] test game::tests::positions_with_no_stones_on_one_side_is_finished ... ok
[INFO] [stdout] test strategy::tree::alphabeta::tests::finished_games_are_scored ... ok
[INFO] [stdout] test strategy::tree::minmax::tests::only_bowl_is_selected ... ok
[INFO] [stdout] test game::tests::game_records_history_of_what_is_played ... ok
[INFO] [stdout] test game::tests::play_into_your_store_allows_an_other_turn ... ok
[INFO] [stdout] test strategy::tree::alphabeta::tests::only_bowl_is_selected ... ok
[INFO] [stdout] test game::tests::play_that_goes_over_store_should_capture_stone ... ok
[INFO] [stdout] test strategy::tree::alphabeta::tests::best_bowl_is_selected ... ok
[INFO] [stdout] test game::tests::play_changes_player ... ok
[INFO] [stdout] test game::tests::play_that_cycles_should_start_over ... ok
[INFO] [stdout] test game::tests::play_into_empty_bowl_captures_opposite_bowl ... 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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/play-05c9ffab2dd61bf1
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/execution_time_alphabeta-e523891760504dd2
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests mancala
[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
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6b2d03e01bdda1b769c6b6680a9ba110e39f08494c98f2a48a67c6d512efd87e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b2d03e01bdda1b769c6b6680a9ba110e39f08494c98f2a48a67c6d512efd87e", kill_on_drop: false }`
[INFO] [stdout] 6b2d03e01bdda1b769c6b6680a9ba110e39f08494c98f2a48a67c6d512efd87e