[INFO] cloning repository https://github.com/DataTriny/tic_tac_toe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DataTriny/tic_tac_toe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDataTriny%2Ftic_tac_toe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDataTriny%2Ftic_tac_toe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 65d17387644a3e7ce7430705d6e5c36160081ae4
[INFO] testing DataTriny/tic_tac_toe against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDataTriny%2Ftic_tac_toe" "/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/DataTriny/tic_tac_toe on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DataTriny/tic_tac_toe
[INFO] finished tweaking git repo https://github.com/DataTriny/tic_tac_toe
[INFO] tweaked toml for git repo https://github.com/DataTriny/tic_tac_toe written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/DataTriny/tic_tac_toe already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 911e54ce3f164985ec688dcc13111a1691cfe76719c470be572998e52750e78b
[INFO] running `Command { std: "docker" "start" "-a" "911e54ce3f164985ec688dcc13111a1691cfe76719c470be572998e52750e78b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "911e54ce3f164985ec688dcc13111a1691cfe76719c470be572998e52750e78b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "911e54ce3f164985ec688dcc13111a1691cfe76719c470be572998e52750e78b", kill_on_drop: false }`
[INFO] [stdout] 911e54ce3f164985ec688dcc13111a1691cfe76719c470be572998e52750e78b
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d93b9aab825060f98ba73bafd2e43af85ffbbbcaa710f8ccecf8f1b72425ce4b
[INFO] running `Command { std: "docker" "start" "-a" "d93b9aab825060f98ba73bafd2e43af85ffbbbcaa710f8ccecf8f1b72425ce4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling spin v0.5.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]    Compiling crossterm_utils v0.2.3
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling crossterm_cursor v0.2.4
[INFO] [stderr]    Compiling crossterm_screen v0.2.3
[INFO] [stderr]    Compiling crossterm_style v0.3.3
[INFO] [stderr]    Compiling crossterm_input v0.3.6
[INFO] [stderr]    Compiling crossterm_terminal v0.2.4
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling crossterm v0.9.6
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling tic_tac_toe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/game/board.rs:26:37
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn render(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stdout]    |                                     ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/board.rs:118:37
[INFO] [stdout]     |
[INFO] [stdout] 118 |     pub fn render(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stdout]     |                                     ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/players.rs:33:37
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn render(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stdout]    |                                     ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/players.rs:53:32
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn box_clone(&self) -> Box<PlayerController>;
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlayerController`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/players.rs:62:20
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl Clone for Box<PlayerController> {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlayerController`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/players.rs:63:28
[INFO] [stdout]    |
[INFO] [stdout] 63 |     fn clone(&self) -> Box<PlayerController> {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlayerController`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/players.rs:73:32
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn box_clone(&self) -> Box<PlayerController> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlayerController`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/players.rs:95:32
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn box_clone(&self) -> Box<PlayerController> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlayerController`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/players.rs:122:32
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn box_clone(&self) -> Box<PlayerController> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlayerController`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/menus.rs:38:33
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn render(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stdout]    |                                 ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/menus.rs:108:33
[INFO] [stdout]     |
[INFO] [stdout] 108 |     fn render(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stdout]     |                                 ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/menus.rs:125:40
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn render_header(&self, renderer: &Renderer) -> Result<(), Error>;
[INFO] [stdout]     |                                        ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/menus.rs:145:33
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn render(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stdout]     |                                 ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/states/choose_opponent_menu_state.rs:58:40
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn render_header(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stdout]    |                                        ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/states/end_game_menu_state.rs:49:40
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn render_header(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stdout]    |                                        ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/states/main_menu_state.rs:34:40
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn render_header(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stdout]    |                                        ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/states/playing_state.rs:116:33
[INFO] [stdout]     |
[INFO] [stdout] 116 |     fn render(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stdout]     |                                 ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/states/mod.rs:17:33
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn render(&self, renderer: &Renderer) -> Result<(), Error>;
[INFO] [stdout]    |                                 ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/states/mod.rs:87:37
[INFO] [stdout]    |
[INFO] [stdout] 87 |     pub fn render(&self, renderer: &Renderer) -> Result<(), StateManagerError> {
[INFO] [stdout]    |                                     ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.68s
[INFO] running `Command { std: "docker" "inspect" "d93b9aab825060f98ba73bafd2e43af85ffbbbcaa710f8ccecf8f1b72425ce4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d93b9aab825060f98ba73bafd2e43af85ffbbbcaa710f8ccecf8f1b72425ce4b", kill_on_drop: false }`
[INFO] [stdout] d93b9aab825060f98ba73bafd2e43af85ffbbbcaa710f8ccecf8f1b72425ce4b
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 607692b6658e6877814f935b31c6ec5ad2189266db36fb79a272f660f46f3908
[INFO] running `Command { std: "docker" "start" "-a" "607692b6658e6877814f935b31c6ec5ad2189266db36fb79a272f660f46f3908", kill_on_drop: false }`
[INFO] [stderr]    Compiling tic_tac_toe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/game/board.rs:26:37
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn render(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stdout]    |                                     ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/board.rs:118:37
[INFO] [stdout]     |
[INFO] [stdout] 118 |     pub fn render(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stdout]     |                                     ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/players.rs:33:37
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn render(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stdout]    |                                     ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/players.rs:53:32
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn box_clone(&self) -> Box<PlayerController>;
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlayerController`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/players.rs:62:20
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl Clone for Box<PlayerController> {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlayerController`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/players.rs:63:28
[INFO] [stdout]    |
[INFO] [stdout] 63 |     fn clone(&self) -> Box<PlayerController> {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlayerController`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/players.rs:73:32
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn box_clone(&self) -> Box<PlayerController> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlayerController`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/players.rs:95:32
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn box_clone(&self) -> Box<PlayerController> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlayerController`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/players.rs:122:32
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn box_clone(&self) -> Box<PlayerController> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlayerController`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/menus.rs:38:33
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn render(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stdout]    |                                 ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/menus.rs:108:33
[INFO] [stdout]     |
[INFO] [stdout] 108 |     fn render(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stdout]     |                                 ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/menus.rs:125:40
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn render_header(&self, renderer: &Renderer) -> Result<(), Error>;
[INFO] [stdout]     |                                        ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/menus.rs:145:33
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn render(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stdout]     |                                 ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/states/choose_opponent_menu_state.rs:58:40
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn render_header(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stdout]    |                                        ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/states/end_game_menu_state.rs:49:40
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn render_header(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stdout]    |                                        ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/states/main_menu_state.rs:34:40
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn render_header(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stdout]    |                                        ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/states/playing_state.rs:116:33
[INFO] [stdout]     |
[INFO] [stdout] 116 |     fn render(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stdout]     |                                 ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/states/mod.rs:17:33
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn render(&self, renderer: &Renderer) -> Result<(), Error>;
[INFO] [stdout]    |                                 ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/states/mod.rs:87:37
[INFO] [stdout]    |
[INFO] [stdout] 87 |     pub fn render(&self, renderer: &Renderer) -> Result<(), StateManagerError> {
[INFO] [stdout]    |                                     ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "607692b6658e6877814f935b31c6ec5ad2189266db36fb79a272f660f46f3908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "607692b6658e6877814f935b31c6ec5ad2189266db36fb79a272f660f46f3908", kill_on_drop: false }`
[INFO] [stdout] 607692b6658e6877814f935b31c6ec5ad2189266db36fb79a272f660f46f3908
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 671aecbb650bf419625b826933bc318a476c2bb41290ea5f020d5d714696baec
[INFO] running `Command { std: "docker" "start" "-a" "671aecbb650bf419625b826933bc318a476c2bb41290ea5f020d5d714696baec", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/game/board.rs:26:37
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn render(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stderr]    |                                     ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/board.rs:118:37
[INFO] [stderr]     |
[INFO] [stderr] 118 |     pub fn render(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stderr]     |                                     ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/players.rs:33:37
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn render(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stderr]    |                                     ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/players.rs:53:32
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn box_clone(&self) -> Box<PlayerController>;
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlayerController`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/players.rs:62:20
[INFO] [stderr]    |
[INFO] [stderr] 62 | impl Clone for Box<PlayerController> {
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlayerController`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/players.rs:63:28
[INFO] [stderr]    |
[INFO] [stderr] 63 |     fn clone(&self) -> Box<PlayerController> {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlayerController`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/players.rs:73:32
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn box_clone(&self) -> Box<PlayerController> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlayerController`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/players.rs:95:32
[INFO] [stderr]    |
[INFO] [stderr] 95 |     fn box_clone(&self) -> Box<PlayerController> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlayerController`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/game/players.rs:122:32
[INFO] [stderr]     |
[INFO] [stderr] 122 |     fn box_clone(&self) -> Box<PlayerController> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlayerController`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/menus.rs:38:33
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn render(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stderr]    |                                 ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/menus.rs:108:33
[INFO] [stderr]     |
[INFO] [stderr] 108 |     fn render(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stderr]     |                                 ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/menus.rs:125:40
[INFO] [stderr]     |
[INFO] [stderr] 125 |     fn render_header(&self, renderer: &Renderer) -> Result<(), Error>;
[INFO] [stderr]     |                                        ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/menus.rs:145:33
[INFO] [stderr]     |
[INFO] [stderr] 145 |     fn render(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stderr]     |                                 ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/states/choose_opponent_menu_state.rs:58:40
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn render_header(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stderr]    |                                        ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/states/end_game_menu_state.rs:49:40
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn render_header(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stderr]    |                                        ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/states/main_menu_state.rs:34:40
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn render_header(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stderr]    |                                        ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/states/playing_state.rs:116:33
[INFO] [stderr]     |
[INFO] [stderr] 116 |     fn render(&self, renderer: &Renderer) -> Result<(), Error> {
[INFO] [stderr]     |                                 ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/states/mod.rs:17:33
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn render(&self, renderer: &Renderer) -> Result<(), Error>;
[INFO] [stderr]    |                                 ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[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/states/mod.rs:87:37
[INFO] [stderr]    |
[INFO] [stderr] 87 |     pub fn render(&self, renderer: &Renderer) -> Result<(), StateManagerError> {
[INFO] [stderr]    |                                     ^^^^^^^^ help: use `dyn`: `dyn Renderer`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `tic_tac_toe` (bin "tic_tac_toe" test) generated 19 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tic_tac_toe-c57607f522f644d5)
[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" "671aecbb650bf419625b826933bc318a476c2bb41290ea5f020d5d714696baec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "671aecbb650bf419625b826933bc318a476c2bb41290ea5f020d5d714696baec", kill_on_drop: false }`
[INFO] [stdout] 671aecbb650bf419625b826933bc318a476c2bb41290ea5f020d5d714696baec