[INFO] cloning repository https://github.com/tubo28/reversi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tubo28/reversi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftubo28%2Freversi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftubo28%2Freversi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d4f9131cf0c9c3b291dd706cf226224e5c5ee05b
[INFO] testing tubo28/reversi against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftubo28%2Freversi" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tubo28/reversi on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tubo28/reversi
[INFO] finished tweaking git repo https://github.com/tubo28/reversi
[INFO] tweaked toml for git repo https://github.com/tubo28/reversi written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/tubo28/reversi already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d67f3b4b5388f14a7f8a0a1df1b80c6ea687d782a60bfcf4f304e7294e999dd
[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" "8d67f3b4b5388f14a7f8a0a1df1b80c6ea687d782a60bfcf4f304e7294e999dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d67f3b4b5388f14a7f8a0a1df1b80c6ea687d782a60bfcf4f304e7294e999dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d67f3b4b5388f14a7f8a0a1df1b80c6ea687d782a60bfcf4f304e7294e999dd", kill_on_drop: false }`
[INFO] [stdout] 8d67f3b4b5388f14a7f8a0a1df1b80c6ea687d782a60bfcf4f304e7294e999dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] b1bdb992b092a104d46a2a99c3a4c1f4c5db9b6386eb842884db740bff7c359b
[INFO] running `Command { std: "docker" "start" "-a" "b1bdb992b092a104d46a2a99c3a4c1f4c5db9b6386eb842884db740bff7c359b", kill_on_drop: false }`
[INFO] [stderr]    Compiling reversi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reversi.rs:208:68
[INFO] [stdout]     |
[INFO] [stdout] 208 |         fn get_rev(board: &Board, m: Mask, valid: Mask, transfer: &Fn(Mask) -> Mask) -> Mask {
[INFO] [stdout]     |                                                                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Mask) -> Mask`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reversi.rs:565:16
[INFO] [stdout]     |
[INFO] [stdout] 565 |     black: Box<Player>,
[INFO] [stdout]     |                ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reversi.rs:566:16
[INFO] [stdout]     |
[INFO] [stdout] 566 |     white: Box<Player>,
[INFO] [stdout]     |                ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reversi.rs:574:27
[INFO] [stdout]     |
[INFO] [stdout] 574 |     pub fn new(black: Box<Player>, white: Box<Player>) -> GameManager {
[INFO] [stdout]     |                           ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reversi.rs:574:47
[INFO] [stdout]     |
[INFO] [stdout] 574 |     pub fn new(black: Box<Player>, white: Box<Player>) -> GameManager {
[INFO] [stdout]     |                                               ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/stat.rs:26:42
[INFO] [stdout]    |
[INFO] [stdout] 26 |                 let (black, white): (Box<Player>, Box<Player>) = if seed < num_games / 2 {
[INFO] [stdout]    |                                          ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/stat.rs:26:55
[INFO] [stdout]    |
[INFO] [stdout] 26 |                 let (black, white): (Box<Player>, Box<Player>) = if seed < num_games / 2 {
[INFO] [stdout]    |                                                       ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reversi.rs:208:68
[INFO] [stdout]     |
[INFO] [stdout] 208 |         fn get_rev(board: &Board, m: Mask, valid: Mask, transfer: &Fn(Mask) -> Mask) -> Mask {
[INFO] [stdout]     |                                                                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Mask) -> Mask`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reversi.rs:565:16
[INFO] [stdout]     |
[INFO] [stdout] 565 |     black: Box<Player>,
[INFO] [stdout]     |                ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reversi.rs:566:16
[INFO] [stdout]     |
[INFO] [stdout] 566 |     white: Box<Player>,
[INFO] [stdout]     |                ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reversi.rs:574:27
[INFO] [stdout]     |
[INFO] [stdout] 574 |     pub fn new(black: Box<Player>, white: Box<Player>) -> GameManager {
[INFO] [stdout]     |                           ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reversi.rs:574:47
[INFO] [stdout]     |
[INFO] [stdout] 574 |     pub fn new(black: Box<Player>, white: Box<Player>) -> GameManager {
[INFO] [stdout]     |                                               ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:15:58
[INFO] [stdout]    |
[INFO] [stdout] 15 |         Some('1') => Box::new(HumanPlayer::new()) as Box<Player>,
[INFO] [stdout]    |                                                          ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:16:70
[INFO] [stdout]    |
[INFO] [stdout] 16 |         Some('2') => Box::new(AlphaBetaSearchPlayer::new(28)) as Box<Player>,
[INFO] [stdout]    |                                                                      ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:17:61
[INFO] [stdout]    |
[INFO] [stdout] 17 |         Some('3') => Box::new(RandomPlayer::new(28)) as Box<Player>,
[INFO] [stdout]    |                                                             ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:18:50
[INFO] [stdout]    |
[INFO] [stdout] 18 |         _ => Box::new(HumanPlayer::new()) as Box<Player>,
[INFO] [stdout]    |                                                  ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:24:58
[INFO] [stdout]    |
[INFO] [stdout] 24 |         Some('1') => Box::new(HumanPlayer::new()) as Box<Player>,
[INFO] [stdout]    |                                                          ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:25:70
[INFO] [stdout]    |
[INFO] [stdout] 25 |         Some('2') => Box::new(AlphaBetaSearchPlayer::new(28)) as Box<Player>,
[INFO] [stdout]    |                                                                      ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:26:61
[INFO] [stdout]    |
[INFO] [stdout] 26 |         Some('3') => Box::new(RandomPlayer::new(28)) as Box<Player>,
[INFO] [stdout]    |                                                             ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:27:62
[INFO] [stdout]    |
[INFO] [stdout] 27 |         _ => Box::new(AlphaBetaSearchPlayer::new(28)) as Box<Player>,
[INFO] [stdout]    |                                                              ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/reversi.rs:479:12
[INFO] [stdout]     |
[INFO] [stdout] 479 |     pub fn new() -> HumanPlayer {
[INFO] [stdout]     |            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.04s
[INFO] running `Command { std: "docker" "inspect" "b1bdb992b092a104d46a2a99c3a4c1f4c5db9b6386eb842884db740bff7c359b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1bdb992b092a104d46a2a99c3a4c1f4c5db9b6386eb842884db740bff7c359b", kill_on_drop: false }`
[INFO] [stdout] b1bdb992b092a104d46a2a99c3a4c1f4c5db9b6386eb842884db740bff7c359b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0e14efb657f053deb1e985648574de874b82348769a5e686e41e90e53a4c125
[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" "c0e14efb657f053deb1e985648574de874b82348769a5e686e41e90e53a4c125", kill_on_drop: false }`
[INFO] [stderr]    Compiling reversi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reversi.rs:208:68
[INFO] [stdout]     |
[INFO] [stdout] 208 |         fn get_rev(board: &Board, m: Mask, valid: Mask, transfer: &Fn(Mask) -> Mask) -> Mask {
[INFO] [stdout]     |                                                                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Mask) -> Mask`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reversi.rs:208:68
[INFO] [stdout]     |
[INFO] [stdout] 208 |         fn get_rev(board: &Board, m: Mask, valid: Mask, transfer: &Fn(Mask) -> Mask) -> Mask {
[INFO] [stdout]     |                                                                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Mask) -> Mask`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reversi.rs:565:16
[INFO] [stdout]     |
[INFO] [stdout] 565 |     black: Box<Player>,
[INFO] [stdout]     |                ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reversi.rs:565:16
[INFO] [stdout]     |
[INFO] [stdout] 565 |     black: Box<Player>,
[INFO] [stdout]     |                ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reversi.rs:566:16
[INFO] [stdout]     |
[INFO] [stdout] 566 |     white: Box<Player>,
[INFO] [stdout]     |                ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reversi.rs:566:16
[INFO] [stdout]     |
[INFO] [stdout] 566 |     white: Box<Player>,
[INFO] [stdout]     |                ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reversi.rs:574:27
[INFO] [stdout]     |
[INFO] [stdout] 574 |     pub fn new(black: Box<Player>, white: Box<Player>) -> GameManager {
[INFO] [stdout]     |                           ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reversi.rs:574:27
[INFO] [stdout]     |
[INFO] [stdout] 574 |     pub fn new(black: Box<Player>, white: Box<Player>) -> GameManager {
[INFO] [stdout]     |                           ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reversi.rs:574:47
[INFO] [stdout]     |
[INFO] [stdout] 574 |     pub fn new(black: Box<Player>, white: Box<Player>) -> GameManager {
[INFO] [stdout]     |                                               ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reversi.rs:574:47
[INFO] [stdout]     |
[INFO] [stdout] 574 |     pub fn new(black: Box<Player>, white: Box<Player>) -> GameManager {
[INFO] [stdout]     |                                               ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/stat.rs:26:42
[INFO] [stdout]    |
[INFO] [stdout] 26 |                 let (black, white): (Box<Player>, Box<Player>) = if seed < num_games / 2 {
[INFO] [stdout]    |                                          ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:15:58
[INFO] [stdout]    |
[INFO] [stdout] 15 |         Some('1') => Box::new(HumanPlayer::new()) as Box<Player>,
[INFO] [stdout]    |                                                          ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/stat.rs:26:55
[INFO] [stdout]    |
[INFO] [stdout] 26 |                 let (black, white): (Box<Player>, Box<Player>) = if seed < num_games / 2 {
[INFO] [stdout]    |                                                       ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:16:70
[INFO] [stdout]    |
[INFO] [stdout] 16 |         Some('2') => Box::new(AlphaBetaSearchPlayer::new(28)) as Box<Player>,
[INFO] [stdout]    |                                                                      ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:17:61
[INFO] [stdout]    |
[INFO] [stdout] 17 |         Some('3') => Box::new(RandomPlayer::new(28)) as Box<Player>,
[INFO] [stdout]    |                                                             ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:18:50
[INFO] [stdout]    |
[INFO] [stdout] 18 |         _ => Box::new(HumanPlayer::new()) as Box<Player>,
[INFO] [stdout]    |                                                  ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:24:58
[INFO] [stdout]    |
[INFO] [stdout] 24 |         Some('1') => Box::new(HumanPlayer::new()) as Box<Player>,
[INFO] [stdout]    |                                                          ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:25:70
[INFO] [stdout]    |
[INFO] [stdout] 25 |         Some('2') => Box::new(AlphaBetaSearchPlayer::new(28)) as Box<Player>,
[INFO] [stdout]    |                                                                      ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:26:61
[INFO] [stdout]    |
[INFO] [stdout] 26 |         Some('3') => Box::new(RandomPlayer::new(28)) as Box<Player>,
[INFO] [stdout]    |                                                             ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:27:62
[INFO] [stdout]    |
[INFO] [stdout] 27 |         _ => Box::new(AlphaBetaSearchPlayer::new(28)) as Box<Player>,
[INFO] [stdout]    |                                                              ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/reversi.rs:479:12
[INFO] [stdout]     |
[INFO] [stdout] 479 |     pub fn new() -> HumanPlayer {
[INFO] [stdout]     |            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "c0e14efb657f053deb1e985648574de874b82348769a5e686e41e90e53a4c125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0e14efb657f053deb1e985648574de874b82348769a5e686e41e90e53a4c125", kill_on_drop: false }`
[INFO] [stdout] c0e14efb657f053deb1e985648574de874b82348769a5e686e41e90e53a4c125
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d41adbed095c0af15ef2f1c6517c016ae42d4af36d33f127d3277ef06ed41f09
[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" "d41adbed095c0af15ef2f1c6517c016ae42d4af36d33f127d3277ef06ed41f09", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reversi.rs:208:68
[INFO] [stderr]     |
[INFO] [stderr] 208 |         fn get_rev(board: &Board, m: Mask, valid: Mask, transfer: &Fn(Mask) -> Mask) -> Mask {
[INFO] [stderr]     |                                                                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Mask) -> Mask`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reversi.rs:565:16
[INFO] [stderr]     |
[INFO] [stderr] 565 |     black: Box<Player>,
[INFO] [stderr]     |                ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reversi.rs:566:16
[INFO] [stderr]     |
[INFO] [stderr] 566 |     white: Box<Player>,
[INFO] [stderr]     |                ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reversi.rs:574:27
[INFO] [stderr]     |
[INFO] [stderr] 574 |     pub fn new(black: Box<Player>, white: Box<Player>) -> GameManager {
[INFO] [stderr]     |                           ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reversi.rs:574:47
[INFO] [stderr]     |
[INFO] [stderr] 574 |     pub fn new(black: Box<Player>, white: Box<Player>) -> GameManager {
[INFO] [stderr]     |                                               ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/stat.rs:26:42
[INFO] [stderr]    |
[INFO] [stderr] 26 |                 let (black, white): (Box<Player>, Box<Player>) = if seed < num_games / 2 {
[INFO] [stderr]    |                                          ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/stat.rs:26:55
[INFO] [stderr]    |
[INFO] [stderr] 26 |                 let (black, white): (Box<Player>, Box<Player>) = if seed < num_games / 2 {
[INFO] [stderr]    |                                                       ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]    --> src/reversi.rs:479:12
[INFO] [stderr]     |
[INFO] [stderr] 479 |     pub fn new() -> HumanPlayer {
[INFO] [stderr]     |            ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reversi.rs:208:68
[INFO] [stderr]     |
[INFO] [stderr] 208 |         fn get_rev(board: &Board, m: Mask, valid: Mask, transfer: &Fn(Mask) -> Mask) -> Mask {
[INFO] [stderr]     |                                                                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Mask) -> Mask`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reversi.rs:565:16
[INFO] [stderr]     |
[INFO] [stderr] 565 |     black: Box<Player>,
[INFO] [stderr]     |                ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reversi.rs:566:16
[INFO] [stderr]     |
[INFO] [stderr] 566 |     white: Box<Player>,
[INFO] [stderr]     |                ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reversi.rs:574:27
[INFO] [stderr]     |
[INFO] [stderr] 574 |     pub fn new(black: Box<Player>, white: Box<Player>) -> GameManager {
[INFO] [stderr]     |                           ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reversi.rs:574:47
[INFO] [stderr]     |
[INFO] [stderr] 574 |     pub fn new(black: Box<Player>, white: Box<Player>) -> GameManager {
[INFO] [stderr]     |                                               ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:15:58
[INFO] [stderr]    |
[INFO] [stderr] 15 |         Some('1') => Box::new(HumanPlayer::new()) as Box<Player>,
[INFO] [stderr]    |                                                          ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:16:70
[INFO] [stderr]    |
[INFO] [stderr] 16 |         Some('2') => Box::new(AlphaBetaSearchPlayer::new(28)) as Box<Player>,
[INFO] [stderr]    |                                                                      ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:17:61
[INFO] [stderr]    |
[INFO] [stderr] 17 |         Some('3') => Box::new(RandomPlayer::new(28)) as Box<Player>,
[INFO] [stderr]    |                                                             ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:18:50
[INFO] [stderr]    |
[INFO] [stderr] 18 |         _ => Box::new(HumanPlayer::new()) as Box<Player>,
[INFO] [stderr]    |                                                  ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:24:58
[INFO] [stderr]    |
[INFO] [stderr] 24 |         Some('1') => Box::new(HumanPlayer::new()) as Box<Player>,
[INFO] [stderr]    |                                                          ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:25:70
[INFO] [stderr]    |
[INFO] [stderr] 25 |         Some('2') => Box::new(AlphaBetaSearchPlayer::new(28)) as Box<Player>,
[INFO] [stderr]    |                                                                      ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:26:61
[INFO] [stderr]    |
[INFO] [stderr] 26 |         Some('3') => Box::new(RandomPlayer::new(28)) as Box<Player>,
[INFO] [stderr]    |                                                             ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:27:62
[INFO] [stderr]    |
[INFO] [stderr] 27 |         _ => Box::new(AlphaBetaSearchPlayer::new(28)) as Box<Player>,
[INFO] [stderr]    |                                                              ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/main-453ec9d6bb8f33fb)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stat-da3905b0a2a40ae2)
[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] [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] running `Command { std: "docker" "inspect" "d41adbed095c0af15ef2f1c6517c016ae42d4af36d33f127d3277ef06ed41f09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d41adbed095c0af15ef2f1c6517c016ae42d4af36d33f127d3277ef06ed41f09", kill_on_drop: false }`
[INFO] [stdout] d41adbed095c0af15ef2f1c6517c016ae42d4af36d33f127d3277ef06ed41f09