[INFO] crate minimax 0.0.2 is already in cache
[INFO] testing minimax-0.0.2 against 1.38.0 for beta-1.39-1
[INFO] extracting crate minimax 0.0.2 into work/builds/worker-2/source
[INFO] validating manifest of crates.io crate minimax 0.0.2 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 crates.io crate minimax 0.0.2
[INFO] finished tweaking crates.io crate minimax 0.0.2
[INFO] tweaked toml for crates.io crate minimax 0.0.2 written to work/builds/worker-2/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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] 27ad1d0f041817833cbaba80ac872b7813e2a1fd3436e8cc83b41f764372c67e
[INFO] running `"docker" "start" "-a" "27ad1d0f041817833cbaba80ac872b7813e2a1fd3436e8cc83b41f764372c67e"`
[INFO] [stderr]    Compiling minimax v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/test.rs:17:54
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let mut strategies: Vec<(interface::Player, &mut interface::Strategy<G>)>
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn interface::Strategy<G>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "27ad1d0f041817833cbaba80ac872b7813e2a1fd3436e8cc83b41f764372c67e"`
[INFO] running `"docker" "rm" "-f" "27ad1d0f041817833cbaba80ac872b7813e2a1fd3436e8cc83b41f764372c67e"`
[INFO] [stdout] 27ad1d0f041817833cbaba80ac872b7813e2a1fd3436e8cc83b41f764372c67e
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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] ba22deae8a5c6ee9f3ed3d2893c0c282d34cdf305a98e2982dfde5fdfe126ded
[INFO] running `"docker" "start" "-a" "ba22deae8a5c6ee9f3ed3d2893c0c282d34cdf305a98e2982dfde5fdfe126ded"`
[INFO] [stderr]    Compiling minimax v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/test.rs:17:54
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let mut strategies: Vec<(interface::Player, &mut interface::Strategy<G>)>
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn interface::Strategy<G>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `"docker" "inspect" "ba22deae8a5c6ee9f3ed3d2893c0c282d34cdf305a98e2982dfde5fdfe126ded"`
[INFO] running `"docker" "rm" "-f" "ba22deae8a5c6ee9f3ed3d2893c0c282d34cdf305a98e2982dfde5fdfe126ded"`
[INFO] [stdout] ba22deae8a5c6ee9f3ed3d2893c0c282d34cdf305a98e2982dfde5fdfe126ded
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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] 2e1da4226dca7dc7545779ce13dcca0994cfa0f933f41da3620daf0a2a5574f3
[INFO] running `"docker" "start" "-a" "2e1da4226dca7dc7545779ce13dcca0994cfa0f933f41da3620daf0a2a5574f3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/minimax-6ed2fa6425c0795b
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::test_ttt_negamax_vs_random_always_wins_or_draws ... ok
[INFO] [stdout] test test::test_ttt_negamax_always_draws ... ok
[INFO] [stderr]    Doc-tests minimax
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2e1da4226dca7dc7545779ce13dcca0994cfa0f933f41da3620daf0a2a5574f3"`
[INFO] running `"docker" "rm" "-f" "2e1da4226dca7dc7545779ce13dcca0994cfa0f933f41da3620daf0a2a5574f3"`
[INFO] [stdout] 2e1da4226dca7dc7545779ce13dcca0994cfa0f933f41da3620daf0a2a5574f3