[INFO] cloning repository https://github.com/alanpoon/arcaders
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alanpoon/arcaders" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falanpoon%2Farcaders", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falanpoon%2Farcaders'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b4835094d041cb2cc0e6cf2e317ee210a3ab550
[INFO] testing alanpoon/arcaders against beta-2023-04-20 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falanpoon%2Farcaders" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alanpoon/arcaders on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alanpoon/arcaders
[INFO] finished tweaking git repo https://github.com/alanpoon/arcaders
[INFO] tweaked toml for git repo https://github.com/alanpoon/arcaders written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/alanpoon/arcaders 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" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lazy_static v0.2.5
[INFO] [stderr]   Downloaded c_vec v1.0.12
[INFO] [stderr]   Downloaded sdl2-sys v0.27.2
[INFO] [stderr]   Downloaded sdl2 v0.29.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da233581293be314a4c5bf6c09ad4c46bbf5deeaa8d04856c062c9ddbb72290a
[INFO] running `Command { std: "docker" "start" "-a" "da233581293be314a4c5bf6c09ad4c46bbf5deeaa8d04856c062c9ddbb72290a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da233581293be314a4c5bf6c09ad4c46bbf5deeaa8d04856c062c9ddbb72290a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da233581293be314a4c5bf6c09ad4c46bbf5deeaa8d04856c062c9ddbb72290a", kill_on_drop: false }`
[INFO] [stdout] da233581293be314a4c5bf6c09ad4c46bbf5deeaa8d04856c062c9ddbb72290a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 217805385c82a3b5cd1b851a307632f7f08be14d6264c9b148ec2304c94f9f7c
[INFO] running `Command { std: "docker" "start" "-a" "217805385c82a3b5cd1b851a307632f7f08be14d6264c9b148ec2304c94f9f7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.1.37
[INFO] [stderr]    Compiling sdl2-sys v0.27.2
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling lazy_static v0.2.5
[INFO] [stderr]    Compiling c_vec v1.0.12
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling num-integer v0.1.33
[INFO] [stderr]    Compiling num-iter v0.1.33
[INFO] [stderr]    Compiling num v0.1.37
[INFO] [stderr]    Compiling sdl2 v0.29.0
[INFO] [stderr]    Compiling arcaders v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/phi/gfx.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TextureQuery`
[INFO] [stdout]  --> src/phi/gfx.rs:4:29
[INFO] [stdout]   |
[INFO] [stdout] 4 | use sdl2::render::{Texture, TextureQuery, Renderer};
[INFO] [stdout]   |                             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::event::WindowEvent::Shown`
[INFO] [stdout]   --> src/phi/events.rs:54:25
[INFO] [stdout]    |
[INFO] [stdout] 54 |                       use sdl2::event::WindowEvent::Shown;
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/phi/mod.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / struct_events! {
[INFO] [stdout] 12 | |     keyboard: {
[INFO] [stdout] 13 | |         key_escape: Escape,
[INFO] [stdout] 14 | |         key_up: Up,
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |     }
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `struct_events` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `gfx`
[INFO] [stdout]  --> src/views/main_menu.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use phi::{Phi, View, ViewAction, gfx};
[INFO] [stdout]   |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Background`
[INFO] [stdout]  --> src/views/main_menu.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | use views::shared::{Background, BgSet};
[INFO] [stdout]   |                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `views::shared::Background`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use views::shared::Background;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/phi/mod.rs:94:20
[INFO] [stdout]    |
[INFO] [stdout] 94 |     ChangeView(Box<View>),
[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: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 94 |     ChangeView(Box<dyn View>),
[INFO] [stdout]    |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/views/game.rs:304:22
[INFO] [stdout]     |
[INFO] [stdout] 304 |     bullets: Vec<Box<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: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 304 |     bullets: Vec<Box<dyn Bullet>>,
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/views/main_menu.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 |     func: Box<Fn(&mut Phi, BgSet) -> ViewAction>,
[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: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 8 |     func: Box<dyn Fn(&mut Phi, BgSet) -> ViewAction>,
[INFO] [stdout]   |               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/phi/mod.rs:107:34
[INFO] [stdout]     |
[INFO] [stdout] 107 |     where F: Fn(&mut Phi) -> Box<View>
[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: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 107 |     where F: Fn(&mut Phi) -> Box<dyn View>
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/views/game.rs:234:40
[INFO] [stdout]     |
[INFO] [stdout] 234 |     fn spawn_bullets(&self) -> Vec<Box<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: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 234 |     fn spawn_bullets(&self) -> Vec<Box<dyn Bullet>> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/views/main_menu.rs:15:22
[INFO] [stdout]    |
[INFO] [stdout] 15 |            func: Box<Fn(&mut Phi, BgSet) -> ViewAction>)
[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: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 15 |            func: Box<dyn Fn(&mut Phi, BgSet) -> ViewAction>)
[INFO] [stdout]    |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/views/bullets.rs:147:33
[INFO] [stdout]     |
[INFO] [stdout] 147 |                      -> Vec<Box<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: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 147 |                      -> Vec<Box<dyn Bullet>> {
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/views/bullets.rs:17:70
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn update(self: Box<Self>, phi: &mut Phi, dt: f64) -> Option<Box<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: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn update(self: Box<Self>, phi: &mut Phi, dt: f64) -> Option<Box<dyn Bullet>>;
[INFO] [stdout]    |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/views/bullets.rs:32:74
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn update(mut self: Box<Self>, phi: &mut Phi, dt: f64) -> Option<Box<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: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn update(mut self: Box<Self>, phi: &mut Phi, dt: f64) -> Option<Box<dyn Bullet>> {
[INFO] [stdout]    |                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/views/bullets.rs:61:74
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn update(mut self: Box<Self>, phi: &mut Phi, dt: f64) -> Option<Box<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: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn update(mut self: Box<Self>, phi: &mut Phi, dt: f64) -> Option<Box<dyn Bullet>> {
[INFO] [stdout]    |                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/views/bullets.rs:100:74
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn update(mut self: Box<Self>, phi: &mut Phi, dt: f64) -> Option<Box<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: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn update(mut self: Box<Self>, phi: &mut Phi, dt: f64) -> Option<Box<dyn Bullet>> {
[INFO] [stdout]     |                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/phi/mod.rs:133:31
[INFO] [stdout]     |
[INFO] [stdout] 133 |     let mut current_view: Box<View> = init(&mut context);
[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: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 133 |     let mut current_view: Box<dyn View> = init(&mut context);
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `traveled`
[INFO] [stdout]    --> src/views/game.rs:256:13
[INFO] [stdout]     |
[INFO] [stdout] 256 |         let traveled = PLAYER_SPEED * elapsed;
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_traveled`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clone` is never used
[INFO] [stdout]   --> src/phi/gfx.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Sprite {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 18 |     pub fn clone(&self) -> Sprite {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `music` is never read
[INFO] [stdout]    --> src/views/game.rs:310:5
[INFO] [stdout]     |
[INFO] [stdout] 302 | pub struct GameView {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 310 |     music: Music<'static>,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `DivergentBullet` is never constructed
[INFO] [stdout]    --> src/views/bullets.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 136 | pub enum CannonType {
[INFO] [stdout]     |          ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 139 |     DivergentBullet { a: f64, b: f64 },
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CannonType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/phi/gfx.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |         renderer.copy(&mut self.tex.borrow_mut(), self.src.to_sdl(), dest.to_sdl());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let _ = renderer.copy(&mut self.tex.borrow_mut(), self.src.to_sdl(), dest.to_sdl());
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/views/game.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |             phi.renderer.fill_rect(self.rect().to_sdl().unwrap());
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 70 |             let _ = phi.renderer.fill_rect(self.rect().to_sdl().unwrap());
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/views/game.rs:229:13
[INFO] [stdout]     |
[INFO] [stdout] 229 |             phi.renderer.fill_rect(self.rect.to_sdl().unwrap());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 229 |             let _ = phi.renderer.fill_rect(self.rect.to_sdl().unwrap());
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/views/main_menu.rs:97:9
[INFO] [stdout]     |
[INFO] [stdout] 97  | /         phi.renderer.fill_rect(Rectangle {
[INFO] [stdout] 98  | |                                        w: box_w + border_width * 2.0,
[INFO] [stdout] 99  | |                                        h: box_h + border_width * 2.0 + margin_h * 2.0,
[INFO] [stdout] 100 | |                                        x: (win_w - box_w) / 2.0 - border_width,
[INFO] [stdout] ...   |
[INFO] [stdout] 103 | |                                    .to_sdl()
[INFO] [stdout] 104 | |                                    .unwrap());
[INFO] [stdout]     | |_____________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 97  |         let _ = phi.renderer.fill_rect(Rectangle {
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/views/main_menu.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 | /         phi.renderer.fill_rect(Rectangle {
[INFO] [stdout] 108 | |                                        w: box_w,
[INFO] [stdout] 109 | |                                        h: box_h + margin_h * 2.0,
[INFO] [stdout] 110 | |                                        x: (win_w - box_w) / 2.0,
[INFO] [stdout] ...   |
[INFO] [stdout] 113 | |                                    .to_sdl()
[INFO] [stdout] 114 | |                                    .unwrap());
[INFO] [stdout]     | |_____________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 107 |         let _ = phi.renderer.fill_rect(Rectangle {
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/views/bullets.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         phi.renderer.fill_rect(self.rect.to_sdl().unwrap());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let _ = phi.renderer.fill_rect(self.rect.to_sdl().unwrap());
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/views/bullets.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |         phi.renderer.fill_rect(self.rect().to_sdl().unwrap());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let _ = phi.renderer.fill_rect(self.rect().to_sdl().unwrap());
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/views/bullets.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |         phi.renderer.fill_rect(self.rect().to_sdl().unwrap());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let _ = phi.renderer.fill_rect(self.rect().to_sdl().unwrap());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcUAOknP/symbols.o" "/opt/rustwide/target/debug/deps/arcaders-a4bf718274af585a.arcaders.148c7c29-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/arcaders-a4bf718274af585a.arcaders.148c7c29-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/arcaders-a4bf718274af585a.arcaders.148c7c29-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/arcaders-a4bf718274af585a.arcaders.148c7c29-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/arcaders-a4bf718274af585a.arcaders.148c7c29-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/arcaders-a4bf718274af585a.arcaders.148c7c29-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/arcaders-a4bf718274af585a.arcaders.148c7c29-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/arcaders-a4bf718274af585a.arcaders.148c7c29-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/arcaders-a4bf718274af585a.arcaders.148c7c29-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/arcaders-a4bf718274af585a.arcaders.148c7c29-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/arcaders-a4bf718274af585a.arcaders.148c7c29-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/arcaders-a4bf718274af585a.arcaders.148c7c29-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/arcaders-a4bf718274af585a.arcaders.148c7c29-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/arcaders-a4bf718274af585a.arcaders.148c7c29-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/arcaders-a4bf718274af585a.arcaders.148c7c29-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/arcaders-a4bf718274af585a.arcaders.148c7c29-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/arcaders-a4bf718274af585a.3dvtq07ylqz4ihxa.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsdl2-7de43df52eac6384.rlib" "/opt/rustwide/target/debug/deps/librand-da0e39f9b5f1f31c.rlib" "/opt/rustwide/target/debug/deps/libc_vec-a6335af74b7a6a1d.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-d18b3b432a78f829.rlib" "/opt/rustwide/target/debug/deps/libbitflags-9d0cc7cd35f17e7b.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-48bda563a1e6a0ec.rlib" "/opt/rustwide/target/debug/deps/liblibc-c5f4c02db8140c00.rlib" "/opt/rustwide/target/debug/deps/libnum-882f637fc991f4bb.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-39110a02e1bf33cf.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-e37584f57e25505b.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-e7225526a2039825.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-0e29cc23c5e02021.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-d903621768a861d9.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-6d0225e655f31c13.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-9dbaf4eac7eaa079.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-27f05b3d42a66dd0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-4d73f1030321c9a2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-2846c9e58abd0acb.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-a53d0f50415947be.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d48e4b6abc25b9dc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-2991859439ef1207.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-8a687517e4221bae.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-e07b554f6a67f5b3.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-b68238b7c3c619dd.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-d5e213e896c017e4.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0211a3b2e61d8689.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-b371f055239ba51f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-e60518d2760eb01e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1ad943f92a4b1081.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f0d6e4d0fc1e80b4.rlib" "-Wl,-Bdynamic" "-lSDL2_ttf" "-lSDL2_image" "-lSDL2_mixer" "-lSDL2_gfx" "-lSDL2" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/arcaders-a4bf718274af585a" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lSDL2_ttf: No such file or directory
[INFO] [stdout]           /usr/bin/ld: cannot find -lSDL2_image: No such file or directory
[INFO] [stdout]           /usr/bin/ld: cannot find -lSDL2_mixer: No such file or directory
[INFO] [stdout]           /usr/bin/ld: cannot find -lSDL2_gfx: No such file or directory
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arcaders` (bin "arcaders") due to 2 previous errors; 30 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "217805385c82a3b5cd1b851a307632f7f08be14d6264c9b148ec2304c94f9f7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "217805385c82a3b5cd1b851a307632f7f08be14d6264c9b148ec2304c94f9f7c", kill_on_drop: false }`
[INFO] [stdout] 217805385c82a3b5cd1b851a307632f7f08be14d6264c9b148ec2304c94f9f7c
