[INFO] cloning repository https://github.com/Maix0/pixel-fps
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Maix0/pixel-fps" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaix0%2Fpixel-fps", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaix0%2Fpixel-fps'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46b0dffde6187f427892acb168968767fcd79ec2
[INFO] testing Maix0/pixel-fps against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaix0%2Fpixel-fps" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Maix0/pixel-fps on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Maix0/pixel-fps
[INFO] removed path dependency pixel_engine from git repo https://github.com/Maix0/pixel-fps
[INFO] finished tweaking git repo https://github.com/Maix0/pixel-fps
[INFO] tweaked toml for git repo https://github.com/Maix0/pixel-fps written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Maix0/pixel-fps already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (pixel_engine) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (pixel_engine) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pixel_engine_backend v0.2.1
[INFO] [stderr]   Downloaded gfx-memory v0.1.3
[INFO] [stderr]   Downloaded pixel_engine v0.3.5
[INFO] [stderr]   Downloaded atom v0.3.6
[INFO] [stderr]   Downloaded pixel_engine_draw v0.2.0
[INFO] [stderr]   Downloaded ron v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55eda4d708850bb9a6bff1f464974525287ccefdacea70752eeee3f4b208f01e
[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" "55eda4d708850bb9a6bff1f464974525287ccefdacea70752eeee3f4b208f01e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55eda4d708850bb9a6bff1f464974525287ccefdacea70752eeee3f4b208f01e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55eda4d708850bb9a6bff1f464974525287ccefdacea70752eeee3f4b208f01e", kill_on_drop: false }`
[INFO] [stdout] 55eda4d708850bb9a6bff1f464974525287ccefdacea70752eeee3f4b208f01e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ef6b3747ae5ca9727629d73449540bc885badee17e23f319661f2fb11993d42
[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" "0ef6b3747ae5ca9727629d73449540bc885badee17e23f319661f2fb11993d42", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (pixel_engine) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling instant v0.1.7
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling gfx-hal v0.5.3
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling image v0.23.10
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling wayland-commons v0.23.6
[INFO] [stderr]    Compiling calloop v0.4.4
[INFO] [stderr]    Compiling gfx-backend-empty v0.5.2
[INFO] [stderr]    Compiling gfx-descriptor v0.1.0
[INFO] [stderr]    Compiling gfx-backend-vulkan v0.5.11
[INFO] [stderr]    Compiling gfx-memory v0.1.3
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling pixel_engine_draw v0.2.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]    Compiling peek-poke-derive v0.2.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling peek-poke v0.2.0
[INFO] [stderr]    Compiling wgpu-types v0.5.1
[INFO] [stderr]    Compiling wgpu-core v0.5.6
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling futures-util v0.3.6
[INFO] [stderr]    Compiling smithay-client-toolkit v0.6.6
[INFO] [stderr]    Compiling winit v0.22.2
[INFO] [stderr]    Compiling wgpu-native v0.5.1
[INFO] [stderr]    Compiling futures-executor v0.3.6
[INFO] [stderr]    Compiling futures v0.3.6
[INFO] [stderr]    Compiling ron v0.6.2
[INFO] [stderr]    Compiling wgpu v0.5.2
[INFO] [stderr]    Compiling pixel_engine_backend v0.2.1
[INFO] [stderr]    Compiling pixel_engine v0.3.5
[INFO] [stderr]    Compiling fps-pixel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `sdl2` in `engine`
[INFO] [stdout]  --> src/main.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use engine::sdl2::keyboard::Keycode;
[INFO] [stdout]   |             ^^^^ could not find `sdl2` in `engine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Keycode`
[INFO] [stdout]   --> src/main.rs:45:25
[INFO] [stdout]    |
[INFO] [stdout] 45 |         if game.is_held(Keycode::Q) {
[INFO] [stdout]    |                         ^^^^^^^ use of undeclared type `Keycode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Keycode`
[INFO] [stdout]   --> src/main.rs:49:25
[INFO] [stdout]    |
[INFO] [stdout] 49 |         if game.is_held(Keycode::D) {
[INFO] [stdout]    |                         ^^^^^^^ use of undeclared type `Keycode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Keycode`
[INFO] [stdout]   --> src/main.rs:53:25
[INFO] [stdout]    |
[INFO] [stdout] 53 |         if game.is_held(Keycode::Z) {
[INFO] [stdout]    |                         ^^^^^^^ use of undeclared type `Keycode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Keycode`
[INFO] [stdout]   --> src/main.rs:62:25
[INFO] [stdout]    |
[INFO] [stdout] 62 |         if game.is_held(Keycode::S) {
[INFO] [stdout]    |                         ^^^^^^^ use of undeclared type `Keycode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Keycode`
[INFO] [stdout]   --> src/main.rs:71:25
[INFO] [stdout]    |
[INFO] [stdout] 71 |         if game.is_held(Keycode::A) {
[INFO] [stdout]    |                         ^^^^^^^ use of undeclared type `Keycode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Keycode`
[INFO] [stdout]   --> src/main.rs:80:25
[INFO] [stdout]    |
[INFO] [stdout] 80 |         if game.is_held(Keycode::E) {
[INFO] [stdout]    |                         ^^^^^^^ use of undeclared type `Keycode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Keycode`
[INFO] [stdout]   --> src/main.rs:89:28
[INFO] [stdout]    |
[INFO] [stdout] 89 |         if game.is_pressed(Keycode::Escape) {
[INFO] [stdout]    |                            ^^^^^^^ use of undeclared type `Keycode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0616]: field `screen` of struct `Engine` is private
[INFO] [stdout]   --> src/main.rs:40:14
[INFO] [stdout]    |
[INFO] [stdout] 40 |         game.screen.clear(engine::Color::BLACK);
[INFO] [stdout]    |              ^^^^^^ private field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `clear` found for struct `Sprite` in the current scope
[INFO] [stdout]   --> src/main.rs:40:21
[INFO] [stdout]    |
[INFO] [stdout] 40 |         game.screen.clear(engine::Color::BLACK);
[INFO] [stdout]    |                     ^^^^^ method not found in `Sprite`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `new_frame` found for mutable reference `&mut Engine` in the current scope
[INFO] [stdout]   --> src/main.rs:41:18
[INFO] [stdout]    |
[INFO] [stdout] 41 |         if !game.new_frame()? {
[INFO] [stdout]    |                  ^^^^^^^^^ method not found in `&mut Engine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_held` found for mutable reference `&mut Engine` in the current scope
[INFO] [stdout]   --> src/main.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |         if game.is_held(Keycode::Q) {
[INFO] [stdout]    |                 ^^^^^^^ method not found in `&mut Engine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_held` found for mutable reference `&mut Engine` in the current scope
[INFO] [stdout]   --> src/main.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |         if game.is_held(Keycode::D) {
[INFO] [stdout]    |                 ^^^^^^^ method not found in `&mut Engine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_held` found for mutable reference `&mut Engine` in the current scope
[INFO] [stdout]   --> src/main.rs:53:17
[INFO] [stdout]    |
[INFO] [stdout] 53 |         if game.is_held(Keycode::Z) {
[INFO] [stdout]    |                 ^^^^^^^ method not found in `&mut Engine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_held` found for mutable reference `&mut Engine` in the current scope
[INFO] [stdout]   --> src/main.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 |         if game.is_held(Keycode::S) {
[INFO] [stdout]    |                 ^^^^^^^ method not found in `&mut Engine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_held` found for mutable reference `&mut Engine` in the current scope
[INFO] [stdout]   --> src/main.rs:71:17
[INFO] [stdout]    |
[INFO] [stdout] 71 |         if game.is_held(Keycode::A) {
[INFO] [stdout]    |                 ^^^^^^^ method not found in `&mut Engine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_held` found for mutable reference `&mut Engine` in the current scope
[INFO] [stdout]   --> src/main.rs:80:17
[INFO] [stdout]    |
[INFO] [stdout] 80 |         if game.is_held(Keycode::E) {
[INFO] [stdout]    |                 ^^^^^^^ method not found in `&mut Engine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_pressed` found for mutable reference `&mut Engine` in the current scope
[INFO] [stdout]   --> src/main.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |         if game.is_pressed(Keycode::Escape) {
[INFO] [stdout]    |                 ^^^^^^^^^^ help: there is an associated function with a similar name: `get_pressed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0616]: field `screen` of struct `Engine` is private
[INFO] [stdout]    --> src/main.rs:152:26
[INFO] [stdout]     |
[INFO] [stdout] 152 |                     game.screen
[INFO] [stdout]     |                          ^^^^^^ private field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `draw` found for struct `Sprite` in the current scope
[INFO] [stdout]    --> src/main.rs:153:26
[INFO] [stdout]     |
[INFO] [stdout] 153 |                         .draw(x as i32, y as i32, engine::Color::BLACK)
[INFO] [stdout]     |                          ^^^^ method not found in `Sprite`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0616]: field `screen` of struct `Engine` is private
[INFO] [stdout]    --> src/main.rs:166:26
[INFO] [stdout]     |
[INFO] [stdout] 166 |                     game.screen
[INFO] [stdout]     |                          ^^^^^^ private field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `draw` found for struct `Sprite` in the current scope
[INFO] [stdout]    --> src/main.rs:167:26
[INFO] [stdout]     |
[INFO] [stdout] 167 |                         .draw(x as i32, y as i32, color)
[INFO] [stdout]     |                          ^^^^ method not found in `Sprite`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0616]: field `screen` of struct `Engine` is private
[INFO] [stdout]    --> src/main.rs:177:26
[INFO] [stdout]     |
[INFO] [stdout] 177 |                     game.screen
[INFO] [stdout]     |                          ^^^^^^ private field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `draw` found for struct `Sprite` in the current scope
[INFO] [stdout]    --> src/main.rs:178:26
[INFO] [stdout]     |
[INFO] [stdout] 178 |                         .draw(x as i32, y as i32, engine::Color::DARK_GREEN)
[INFO] [stdout]     |                          ^^^^ method not found in `Sprite`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0616]: field `screen` of struct `Engine` is private
[INFO] [stdout]    --> src/main.rs:187:30
[INFO] [stdout]     |
[INFO] [stdout] 187 |                         game.screen.fill_rect(
[INFO] [stdout]     |                              ^^^^^^ private field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `fill_rect` found for struct `Sprite` in the current scope
[INFO] [stdout]    --> src/main.rs:187:37
[INFO] [stdout]     |
[INFO] [stdout] 187 |                         game.screen.fill_rect(
[INFO] [stdout]     |                                     ^^^^^^^^^ method not found in `Sprite`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0616]: field `screen` of struct `Engine` is private
[INFO] [stdout]    --> src/main.rs:196:30
[INFO] [stdout]     |
[INFO] [stdout] 196 |                         game.screen.fill_rect(
[INFO] [stdout]     |                              ^^^^^^ private field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `fill_rect` found for struct `Sprite` in the current scope
[INFO] [stdout]    --> src/main.rs:196:37
[INFO] [stdout]     |
[INFO] [stdout] 196 |                         game.screen.fill_rect(
[INFO] [stdout]     |                                     ^^^^^^^^^ method not found in `Sprite`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0616]: field `screen` of struct `Engine` is private
[INFO] [stdout]    --> src/main.rs:205:22
[INFO] [stdout]     |
[INFO] [stdout] 205 |                 game.screen.fill_rect(
[INFO] [stdout]     |                      ^^^^^^ private field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `fill_rect` found for struct `Sprite` in the current scope
[INFO] [stdout]    --> src/main.rs:205:29
[INFO] [stdout]     |
[INFO] [stdout] 205 |                 game.screen.fill_rect(
[INFO] [stdout]     |                             ^^^^^^^^^ method not found in `Sprite`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0616]: field `screen` of struct `Engine` is private
[INFO] [stdout]    --> src/main.rs:215:14
[INFO] [stdout]     |
[INFO] [stdout] 215 |         game.screen.update();
[INFO] [stdout]     |              ^^^^^^ private field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `update` found for struct `Sprite` in the current scope
[INFO] [stdout]    --> src/main.rs:215:21
[INFO] [stdout]     |
[INFO] [stdout] 215 |         game.screen.update();
[INFO] [stdout]     |                     ^^^^^^ method not found in `Sprite`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: wrong number of lifetime arguments: expected 0, found 1
[INFO] [stdout]    --> src/main.rs:223:34
[INFO] [stdout]     |
[INFO] [stdout] 223 |     let mut game: engine::Engine<'static> =
[INFO] [stdout]     |                                  ^^^^^^^ unexpected lifetime argument
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0624]: associated function `new` is private
[INFO] [stdout]    --> src/main.rs:224:25
[INFO] [stdout]     |
[INFO] [stdout] 224 |         engine::Engine::new("Pixel FPS", (120 * fac, 60 * fac, 10 / fac), &game_logic)
[INFO] [stdout]     |                         ^^^ private associated function
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 3 arguments were supplied
[INFO] [stdout]    --> src/main.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |         engine::Engine::new("Pixel FPS", (120 * fac, 60 * fac, 10 / fac), &game_logic)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^ -----------  -------------------------------  ----------- supplied 3 arguments
[INFO] [stdout]     |         |
[INFO] [stdout]     |         expected 2 arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `map_err` found for struct `Engine` in the current scope
[INFO] [stdout]    --> src/main.rs:225:14
[INFO] [stdout]     |
[INFO] [stdout] 225 |             .map_err(|err| err.to_string())?;
[INFO] [stdout]     |              ^^^^^^^ method not found in `Engine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `start` found for struct `Engine` in the current scope
[INFO] [stdout]    --> src/main.rs:226:10
[INFO] [stdout]     |
[INFO] [stdout] 226 |     game.start()?;
[INFO] [stdout]     |          ^^^^^ method not found in `Engine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 37 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0107, E0433, E0599, E0616, E0624.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fps-pixel`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "0ef6b3747ae5ca9727629d73449540bc885badee17e23f319661f2fb11993d42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ef6b3747ae5ca9727629d73449540bc885badee17e23f319661f2fb11993d42", kill_on_drop: false }`
[INFO] [stdout] 0ef6b3747ae5ca9727629d73449540bc885badee17e23f319661f2fb11993d42
