[INFO] cloning repository https://github.com/jeremiah-crosby/wizard_conquest
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jeremiah-crosby/wizard_conquest" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeremiah-crosby%2Fwizard_conquest", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeremiah-crosby%2Fwizard_conquest'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 47f442a1db96a834027bee391ce8372621c6d871
[INFO] checking jeremiah-crosby/wizard_conquest against beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeremiah-crosby%2Fwizard_conquest" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jeremiah-crosby/wizard_conquest on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jeremiah-crosby/wizard_conquest
[INFO] finished tweaking git repo https://github.com/jeremiah-crosby/wizard_conquest
[INFO] tweaked toml for git repo https://github.com/jeremiah-crosby/wizard_conquest written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/jeremiah-crosby/wizard_conquest already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] eb171446b0dd49c69e3f54e6b67fa238921ea931aab3c7eeb18a6d49ff675e8f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "eb171446b0dd49c69e3f54e6b67fa238921ea931aab3c7eeb18a6d49ff675e8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb171446b0dd49c69e3f54e6b67fa238921ea931aab3c7eeb18a6d49ff675e8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb171446b0dd49c69e3f54e6b67fa238921ea931aab3c7eeb18a6d49ff675e8f", kill_on_drop: false }`
[INFO] [stdout] eb171446b0dd49c69e3f54e6b67fa238921ea931aab3c7eeb18a6d49ff675e8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0aba9e0fa65aa5e50dad214235d5065c41b7e1566899dc67da3a406a0e92e47
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d0aba9e0fa65aa5e50dad214235d5065c41b7e1566899dc67da3a406a0e92e47", kill_on_drop: false }`
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[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(proc_macro)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state/title.rs:79:43
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn enter(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state/title.rs:92:75
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn update(&mut self) -> Result<Option<StateTransition<'context>>, Box<Error>> {
[INFO] [stdout]    |                                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state/overworld.rs:49:43
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn enter(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state/overworld.rs:58:75
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn update(&mut self) -> Result<Option<StateTransition<'context>>, Box<Error>> {
[INFO] [stdout]    |                                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state/pause.rs:57:43
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn enter(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state/pause.rs:64:75
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn update(&mut self) -> Result<Option<StateTransition<'context>>, Box<Error>> {
[INFO] [stdout]    |                                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state/mod.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Push(Box<GameState<'context> + 'context>),
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GameState<'context> + 'context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state/mod.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 |     PopThenPush(Box<GameState<'context> + 'context>),
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GameState<'context> + 'context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state/mod.rs:21:43
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn enter(&mut self) -> Result<(), Box<Error>>;
[INFO] [stdout]    |                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state/mod.rs:22:75
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn update(&mut self) -> Result<Option<StateTransition<'context>>, Box<Error>>;
[INFO] [stdout]    |                                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/systems/playing/input.rs:92:25
[INFO] [stdout]    |
[INFO] [stdout] 92 |     ) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/systems/playing/camera.rs:35:25
[INFO] [stdout]    |
[INFO] [stdout] 35 |     ) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/systems/playing/camera.rs:47:25
[INFO] [stdout]    |
[INFO] [stdout] 47 |     ) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/systems/playing/render.rs:43:25
[INFO] [stdout]    |
[INFO] [stdout] 43 |     ) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/systems/playing/render.rs:117:25
[INFO] [stdout]     |
[INFO] [stdout] 117 |     ) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/gfx/resolution.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         (self.actual_width as f32 / self.virtual_width as f32)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/gfx/resolution.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         (self.actual_height as f32 / self.virtual_height as f32)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/gfx/window.rs:16:61
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn new(sdl_context: &Sdl) -> Result<GameWindow, Box<Error>> {
[INFO] [stdout]    |                                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/gfx/window.rs:44:56
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn setup_viewport(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/game/mod.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |     states: Vec<Box<GameState<'ttf> + 'ttf>>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GameState<'ttf> + 'ttf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/game/mod.rs:32:33
[INFO] [stdout]    |
[INFO] [stdout] 32 |     ) -> Result<Game<'ttf>, Box<Error>> {
[INFO] [stdout]    |                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/game/mod.rs:42:59
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn load_title_screen(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/game/mod.rs:49:52
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn reset_game(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/game/mod.rs:56:45
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn run(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(proc_macro)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/game/mod.rs:62:46
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let mut transition_state: Option<Box<GameState + 'ttf>> = None;
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GameState + 'ttf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/game/mod.rs:76:52
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 let mut unwrapped_trans_state: Box<GameState<'ttf> + 'ttf> = transition_state
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GameState<'ttf> + 'ttf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/serialization/entity_loader.rs:15:22
[INFO] [stdout]    |
[INFO] [stdout] 15 |         reader: &mut io::Read,
[INFO] [stdout]    |                      ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state/title.rs:79:43
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn enter(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state/title.rs:92:75
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn update(&mut self) -> Result<Option<StateTransition<'context>>, Box<Error>> {
[INFO] [stdout]    |                                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state/overworld.rs:49:43
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn enter(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state/overworld.rs:58:75
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn update(&mut self) -> Result<Option<StateTransition<'context>>, Box<Error>> {
[INFO] [stdout]    |                                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state/pause.rs:57:43
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn enter(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state/pause.rs:64:75
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn update(&mut self) -> Result<Option<StateTransition<'context>>, Box<Error>> {
[INFO] [stdout]    |                                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state/mod.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Push(Box<GameState<'context> + 'context>),
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GameState<'context> + 'context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state/mod.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 |     PopThenPush(Box<GameState<'context> + 'context>),
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GameState<'context> + 'context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state/mod.rs:21:43
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn enter(&mut self) -> Result<(), Box<Error>>;
[INFO] [stdout]    |                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/state/mod.rs:22:75
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn update(&mut self) -> Result<Option<StateTransition<'context>>, Box<Error>>;
[INFO] [stdout]    |                                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/systems/playing/input.rs:92:25
[INFO] [stdout]    |
[INFO] [stdout] 92 |     ) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/systems/playing/camera.rs:35:25
[INFO] [stdout]    |
[INFO] [stdout] 35 |     ) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/systems/playing/camera.rs:47:25
[INFO] [stdout]    |
[INFO] [stdout] 47 |     ) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/systems/playing/render.rs:43:25
[INFO] [stdout]    |
[INFO] [stdout] 43 |     ) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/systems/playing/render.rs:117:25
[INFO] [stdout]     |
[INFO] [stdout] 117 |     ) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/gfx/resolution.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         (self.actual_width as f32 / self.virtual_width as f32)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/gfx/resolution.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         (self.actual_height as f32 / self.virtual_height as f32)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/gfx/window.rs:16:61
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn new(sdl_context: &Sdl) -> Result<GameWindow, Box<Error>> {
[INFO] [stdout]    |                                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/gfx/window.rs:44:56
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn setup_viewport(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/game/mod.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |     states: Vec<Box<GameState<'ttf> + 'ttf>>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GameState<'ttf> + 'ttf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/game/mod.rs:32:33
[INFO] [stdout]    |
[INFO] [stdout] 32 |     ) -> Result<Game<'ttf>, Box<Error>> {
[INFO] [stdout]    |                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/game/mod.rs:42:59
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn load_title_screen(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/game/mod.rs:49:52
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn reset_game(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/game/mod.rs:56:45
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn run(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/game/mod.rs:62:46
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let mut transition_state: Option<Box<GameState + 'ttf>> = None;
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GameState + 'ttf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/game/mod.rs:76:52
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 let mut unwrapped_trans_state: Box<GameState<'ttf> + 'ttf> = transition_state
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GameState<'ttf> + 'ttf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/serialization/entity_loader.rs:15:22
[INFO] [stdout]    |
[INFO] [stdout] 15 |         reader: &mut io::Read,
[INFO] [stdout]    |                      ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/resource.rs:54:47
[INFO] [stdout]    |
[INFO] [stdout] 54 |             ResourceError::Io(ref err) => err.description(),
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/resource.rs:55:60
[INFO] [stdout]    |
[INFO] [stdout] 55 |             ResourceError::Deserialization(ref err) => err.description(),
[INFO] [stdout]    |                                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/resource.rs:54:47
[INFO] [stdout]    |
[INFO] [stdout] 54 |             ResourceError::Io(ref err) => err.description(),
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/resource.rs:55:60
[INFO] [stdout]    |
[INFO] [stdout] 55 |             ResourceError::Deserialization(ref err) => err.description(),
[INFO] [stdout]    |                                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/serialization/mod.rs:47:65
[INFO] [stdout]    |
[INFO] [stdout] 47 |             SerializationError::Deserialize(ref error) => error.description(),
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/serialization/mod.rs:49:56
[INFO] [stdout]    |
[INFO] [stdout] 49 |             SerializationError::Io(ref error) => error.description(),
[INFO] [stdout]    |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/level.rs:44:48
[INFO] [stdout]    |
[INFO] [stdout] 44 |             LevelError::Io(ref error) => error.description(),
[INFO] [stdout]    |                                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/level.rs:45:51
[INFO] [stdout]    |
[INFO] [stdout] 45 |             LevelError::Tiled(ref error) => error.description(),
[INFO] [stdout]    |                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/level.rs:46:54
[INFO] [stdout]    |
[INFO] [stdout] 46 |             LevelError::Resource(ref error) => error.description(),
[INFO] [stdout]    |                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/serialization/mod.rs:47:65
[INFO] [stdout]    |
[INFO] [stdout] 47 |             SerializationError::Deserialize(ref error) => error.description(),
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/serialization/mod.rs:49:56
[INFO] [stdout]    |
[INFO] [stdout] 49 |             SerializationError::Io(ref error) => error.description(),
[INFO] [stdout]    |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/level.rs:44:48
[INFO] [stdout]    |
[INFO] [stdout] 44 |             LevelError::Io(ref error) => error.description(),
[INFO] [stdout]    |                                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/level.rs:45:51
[INFO] [stdout]    |
[INFO] [stdout] 45 |             LevelError::Tiled(ref error) => error.description(),
[INFO] [stdout]    |                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/level.rs:46:54
[INFO] [stdout]    |
[INFO] [stdout] 46 |             LevelError::Resource(ref error) => error.description(),
[INFO] [stdout]    |                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 34 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wizard_conquest`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error; 34 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d0aba9e0fa65aa5e50dad214235d5065c41b7e1566899dc67da3a406a0e92e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0aba9e0fa65aa5e50dad214235d5065c41b7e1566899dc67da3a406a0e92e47", kill_on_drop: false }`
[INFO] [stdout] d0aba9e0fa65aa5e50dad214235d5065c41b7e1566899dc67da3a406a0e92e47
