[INFO] cloning repository https://github.com/wu1274704958/sdl_game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wu1274704958/sdl_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwu1274704958%2Fsdl_game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwu1274704958%2Fsdl_game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9659ff6231b5e9376c14ff596d6137fb87a68c2e
[INFO] checking wu1274704958/sdl_game against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwu1274704958%2Fsdl_game" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wu1274704958/sdl_game on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wu1274704958/sdl_game
[INFO] finished tweaking git repo https://github.com/wu1274704958/sdl_game
[INFO] tweaked toml for git repo https://github.com/wu1274704958/sdl_game written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/wu1274704958/sdl_game already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand v0.5.3
[INFO] [stderr]   Downloaded c_vec v1.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce6eea23ba5e6268ac63ece41b3720a6307db51026c7704120fc4b2b59822aaf
[INFO] running `Command { std: "docker" "start" "-a" "ce6eea23ba5e6268ac63ece41b3720a6307db51026c7704120fc4b2b59822aaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce6eea23ba5e6268ac63ece41b3720a6307db51026c7704120fc4b2b59822aaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce6eea23ba5e6268ac63ece41b3720a6307db51026c7704120fc4b2b59822aaf", kill_on_drop: false }`
[INFO] [stdout] ce6eea23ba5e6268ac63ece41b3720a6307db51026c7704120fc4b2b59822aaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1123465a537704af3ec5d2e5ec14da5e9791b2452591ec19293d14dce287aaa9
[INFO] running `Command { std: "docker" "start" "-a" "1123465a537704af3ec5d2e5ec14da5e9791b2452591ec19293d14dce287aaa9", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]    Compiling cfg-if v0.1.4
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]    Compiling sdl_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]     Checking c_vec v1.3.1
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking rand v0.5.3
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sprite/mod.rs:37:29
[INFO] [stdout]    |
[INFO] [stdout] 37 |     event_func : Option<Box<Fn(&Event,&Sprite)>>,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 37 |     event_func : Option<Box<dyn Fn(&Event,&Sprite)>>,
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sprite/mod.rs:38:30
[INFO] [stdout]    |
[INFO] [stdout] 38 |     update_func : Option<Box<Fn(f32,&Sprite)>>,
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     update_func : Option<Box<dyn Fn(f32,&Sprite)>>,
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/plane/mod.rs:19:27
[INFO] [stdout]    |
[INFO] [stdout] 19 |     event_func:Option<Box<Fn(&Event,&Plane)>>,
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 19 |     event_func:Option<Box<dyn Fn(&Event,&Plane)>>,
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/plane/mod.rs:20:30
[INFO] [stdout]    |
[INFO] [stdout] 20 |     update_func : Option<Box<Fn(f32,&Plane)>>,
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 20 |     update_func : Option<Box<dyn Fn(f32,&Plane)>>,
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/plane/mod.rs:136:30
[INFO] [stdout]     |
[INFO] [stdout] 136 |     update_func : Option<Box<Fn(f32,&Bullet)>>,
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 136 |     update_func : Option<Box<dyn Fn(f32,&Bullet)>>,
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sprite/mod.rs:97:43
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pub fn setEventFunc(&mut self,f : Box<Fn(&Event,&Sprite)->()>)
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pub fn setEventFunc(&mut self,f : Box<dyn Fn(&Event,&Sprite)->()>)
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sprite/mod.rs:101:44
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn setUpdateFunc(&mut self,f : Box<Fn(f32,&Sprite)->()>)
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn setUpdateFunc(&mut self,f : Box<dyn Fn(f32,&Sprite)->()>)
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/plane/mod.rs:169:44
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn setUpdateFunc(&mut self,f : Box<Fn(f32,&Bullet)->()>)
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn setUpdateFunc(&mut self,f : Box<dyn Fn(f32,&Bullet)->()>)
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/plane/mod.rs:56:43
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn setEventFunc(&mut self,f : Box<Fn(&Event,&Plane)->()>)
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn setEventFunc(&mut self,f : Box<dyn Fn(&Event,&Plane)->()>)
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/plane/mod.rs:60:44
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn setUpdateFunc(&mut self,f : Box<Fn(f32,&Plane)->()>)
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn setUpdateFunc(&mut self,f : Box<dyn Fn(f32,&Plane)->()>)
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sprite/mod.rs:37:29
[INFO] [stdout]    |
[INFO] [stdout] 37 |     event_func : Option<Box<Fn(&Event,&Sprite)>>,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 37 |     event_func : Option<Box<dyn Fn(&Event,&Sprite)>>,
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sprite/mod.rs:38:30
[INFO] [stdout]    |
[INFO] [stdout] 38 |     update_func : Option<Box<Fn(f32,&Sprite)>>,
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     update_func : Option<Box<dyn Fn(f32,&Sprite)>>,
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/plane/mod.rs:19:27
[INFO] [stdout]    |
[INFO] [stdout] 19 |     event_func:Option<Box<Fn(&Event,&Plane)>>,
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 19 |     event_func:Option<Box<dyn Fn(&Event,&Plane)>>,
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/plane/mod.rs:20:30
[INFO] [stdout]    |
[INFO] [stdout] 20 |     update_func : Option<Box<Fn(f32,&Plane)>>,
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 20 |     update_func : Option<Box<dyn Fn(f32,&Plane)>>,
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/plane/mod.rs:136:30
[INFO] [stdout]     |
[INFO] [stdout] 136 |     update_func : Option<Box<Fn(f32,&Bullet)>>,
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 136 |     update_func : Option<Box<dyn Fn(f32,&Bullet)>>,
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sprite/mod.rs:97:43
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pub fn setEventFunc(&mut self,f : Box<Fn(&Event,&Sprite)->()>)
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pub fn setEventFunc(&mut self,f : Box<dyn Fn(&Event,&Sprite)->()>)
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sprite/mod.rs:101:44
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn setUpdateFunc(&mut self,f : Box<Fn(f32,&Sprite)->()>)
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn setUpdateFunc(&mut self,f : Box<dyn Fn(f32,&Sprite)->()>)
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/plane/mod.rs:169:44
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn setUpdateFunc(&mut self,f : Box<Fn(f32,&Bullet)->()>)
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn setUpdateFunc(&mut self,f : Box<dyn Fn(f32,&Bullet)->()>)
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/plane/mod.rs:56:43
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn setEventFunc(&mut self,f : Box<Fn(&Event,&Plane)->()>)
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn setEventFunc(&mut self,f : Box<dyn Fn(&Event,&Plane)->()>)
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/plane/mod.rs:60:44
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn setUpdateFunc(&mut self,f : Box<Fn(f32,&Plane)->()>)
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn setUpdateFunc(&mut self,f : Box<dyn Fn(f32,&Plane)->()>)
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:179:52
[INFO] [stdout]     |
[INFO] [stdout] 179 | fn create_start(sps : Weak<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>>) -> Sprite
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 179 | fn create_start(sps : Weak<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>>) -> Sprite
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:268:52
[INFO] [stdout]     |
[INFO] [stdout] 268 |                 sps : Weak<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>>,
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 268 |                 sps : Weak<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>>,
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:269:55
[INFO] [stdout]     |
[INFO] [stdout] 269 |                 buffer : Weak<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>>) -> Plane
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 269 |                 buffer : Weak<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>>) -> Plane
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:333:64
[INFO] [stdout]     |
[INFO] [stdout] 333 | ...                   sps : Weak<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>>,
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 333 |                             sps : Weak<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>>,
[INFO] [stdout]     |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:334:67
[INFO] [stdout]     |
[INFO] [stdout] 334 | ...                   buffer : Weak<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>>){
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 334 |                             buffer : Weak<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>>){
[INFO] [stdout]     |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:179:52
[INFO] [stdout]     |
[INFO] [stdout] 179 | fn create_start(sps : Weak<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>>) -> Sprite
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 179 | fn create_start(sps : Weak<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>>) -> Sprite
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:268:52
[INFO] [stdout]     |
[INFO] [stdout] 268 |                 sps : Weak<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>>,
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 268 |                 sps : Weak<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>>,
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:269:55
[INFO] [stdout]     |
[INFO] [stdout] 269 |                 buffer : Weak<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>>) -> Plane
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 269 |                 buffer : Weak<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>>) -> Plane
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:333:64
[INFO] [stdout]     |
[INFO] [stdout] 333 | ...                   sps : Weak<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>>,
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 333 |                             sps : Weak<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>>,
[INFO] [stdout]     |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:334:67
[INFO] [stdout]     |
[INFO] [stdout] 334 | ...                   buffer : Weak<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>>){
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 334 |                             buffer : Weak<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>>){
[INFO] [stdout]     |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:377:58
[INFO] [stdout]     |
[INFO] [stdout] 377 | fn create_plane_enemy(sps : Weak<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>>,
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 377 | fn create_plane_enemy(sps : Weak<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>>,
[INFO] [stdout]     |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:378:61
[INFO] [stdout]     |
[INFO] [stdout] 378 |                       buffer : Weak<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>>){
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 378 |                       buffer : Weak<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>>){
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:480:60
[INFO] [stdout]     |
[INFO] [stdout] 480 |                         sps : Weak<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>>,
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 480 |                         sps : Weak<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>>,
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:481:63
[INFO] [stdout]     |
[INFO] [stdout] 481 |                         buffer : Weak<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>>){
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 481 |                         buffer : Weak<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>>){
[INFO] [stdout]     |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:564:52
[INFO] [stdout]     |
[INFO] [stdout] 564 |                 sps : Weak<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>>,
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 564 |                 sps : Weak<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>>,
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:565:55
[INFO] [stdout]     |
[INFO] [stdout] 565 |                 buffer : Weak<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>>
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 565 |                 buffer : Weak<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>>
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:377:58
[INFO] [stdout]     |
[INFO] [stdout] 377 | fn create_plane_enemy(sps : Weak<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>>,
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 377 | fn create_plane_enemy(sps : Weak<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>>,
[INFO] [stdout]     |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:53:46
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let sprites : Rc<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>> = Rc::new(RefCell::new(Vec::new()));
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let sprites : Rc<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>> = Rc::new(RefCell::new(Vec::new()));
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:54:45
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let buffer : Rc<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>> = Rc::new(RefCell::new(Vec::new()));
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let buffer : Rc<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>> = Rc::new(RefCell::new(Vec::new()));
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:378:61
[INFO] [stdout]     |
[INFO] [stdout] 378 |                       buffer : Weak<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>>){
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 378 |                       buffer : Weak<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>>){
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:480:60
[INFO] [stdout]     |
[INFO] [stdout] 480 |                         sps : Weak<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>>,
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 480 |                         sps : Weak<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>>,
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:481:63
[INFO] [stdout]     |
[INFO] [stdout] 481 |                         buffer : Weak<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>>){
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 481 |                         buffer : Weak<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>>){
[INFO] [stdout]     |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:564:52
[INFO] [stdout]     |
[INFO] [stdout] 564 |                 sps : Weak<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>>,
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 564 |                 sps : Weak<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>>,
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:565:55
[INFO] [stdout]     |
[INFO] [stdout] 565 |                 buffer : Weak<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>>
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 565 |                 buffer : Weak<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>>
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:53:46
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let sprites : Rc<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>> = Rc::new(RefCell::new(Vec::new()));
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let sprites : Rc<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>> = Rc::new(RefCell::new(Vec::new()));
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:54:45
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let buffer : Rc<RefCell<Vec<RefCell<Box<DH <Target=WindowCanvas>>>>>> = Rc::new(RefCell::new(Vec::new()));
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let buffer : Rc<RefCell<Vec<RefCell<Box<dyn DH <Target=WindowCanvas>>>>>> = Rc::new(RefCell::new(Vec::new()));
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.50s
[INFO] running `Command { std: "docker" "inspect" "1123465a537704af3ec5d2e5ec14da5e9791b2452591ec19293d14dce287aaa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1123465a537704af3ec5d2e5ec14da5e9791b2452591ec19293d14dce287aaa9", kill_on_drop: false }`
[INFO] [stdout] 1123465a537704af3ec5d2e5ec14da5e9791b2452591ec19293d14dce287aaa9