[INFO] crate mold2d 0.0.2 is already in cache
[INFO] checking mold2d-0.0.2 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate mold2d 0.0.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate mold2d 0.0.2 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mold2d 0.0.2
[INFO] finished tweaking crates.io crate mold2d 0.0.2
[INFO] tweaked toml for crates.io crate mold2d 0.0.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 21f4f0694fada7bb43b2a5f23a248111089739f450fc42e8fcf507f2268395ba
[INFO] running `"docker" "start" "-a" "21f4f0694fada7bb43b2a5f23a248111089739f450fc42e8fcf507f2268395ba"`
[INFO] [stderr]    Compiling sdl2-sys v0.6.2
[INFO] [stderr]     Checking bitflags v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking sdl2 v0.9.1
[INFO] [stderr]     Checking sdl2_ttf v0.9.1
[INFO] [stderr]     Checking sdl2_image v0.3.0
[INFO] [stderr]     Checking mold2d v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/event_loop/mod.rs:15:23
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let sdl_context = try!(sdl2::init());
[INFO] [stderr]    |                       ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/event_loop/mod.rs:16:17
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let video = try!(sdl_context.video());
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/event_loop/mod.rs:17:21
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let mut timer = try!(sdl_context.timer());
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/event_loop/mod.rs:21:22
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let sdl_window = try!(video.window(window.title, window.width, window.height)
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/event_loop/mod.rs:25:24
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let sdl_renderer = try!(sdl_window.renderer().accelerated().build());
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/event_loop/mod.rs:27:53
[INFO] [stderr]    |
[INFO] [stderr] 27 | ...                   Events::new(try!(sdl_context.event_pump()), ""),
[INFO] [stderr]    |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/font.rs:24:31
[INFO] [stderr]    |
[INFO] [stderr] 24 |                 let surface = try!(font.render(text, sdl2_ttf::blended(color)));
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/font.rs:25:31
[INFO] [stderr]    |
[INFO] [stderr] 25 |                 let texture = try!(renderer.create_texture_from_surface(&surface));
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/font.rs:33:16
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let font = try!(Font::from_file(Path::new(font_path), size));
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/font.rs:37:23
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let surface = try!(font.render(text, sdl2_ttf::blended(color)));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/font.rs:38:23
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let texture = try!(renderer.create_texture_from_surface(&surface));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/level.rs:31:26
[INFO] [stderr]    |
[INFO] [stderr] 31 |             for token in try!(line).chars() {
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/event_loop/mod.rs:15:23
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let sdl_context = try!(sdl2::init());
[INFO] [stderr]    |                       ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/event_loop/mod.rs:16:17
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let video = try!(sdl_context.video());
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/event_loop/mod.rs:17:21
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let mut timer = try!(sdl_context.timer());
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/event_loop/mod.rs:21:22
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let sdl_window = try!(video.window(window.title, window.width, window.height)
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/event_loop/mod.rs:25:24
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let sdl_renderer = try!(sdl_window.renderer().accelerated().build());
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/event_loop/mod.rs:27:53
[INFO] [stderr]    |
[INFO] [stderr] 27 | ...                   Events::new(try!(sdl_context.event_pump()), ""),
[INFO] [stderr]    |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/font.rs:24:31
[INFO] [stderr]    |
[INFO] [stderr] 24 |                 let surface = try!(font.render(text, sdl2_ttf::blended(color)));
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/font.rs:25:31
[INFO] [stderr]    |
[INFO] [stderr] 25 |                 let texture = try!(renderer.create_texture_from_surface(&surface));
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/font.rs:33:16
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let font = try!(Font::from_file(Path::new(font_path), size));
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/font.rs:37:23
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let surface = try!(font.render(text, sdl2_ttf::blended(color)));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/font.rs:38:23
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let texture = try!(renderer.create_texture_from_surface(&surface));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/level.rs:31:26
[INFO] [stderr]    |
[INFO] [stderr] 31 |             for token in try!(line).chars() {
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/actor_manager.rs:6:46
[INFO] [stderr]   |
[INFO] [stderr] 6 |   pub type ActorFromToken<Type, Message> = Box<Fn(char, i32, (i32, i32), &mut Renderer)
[INFO] [stderr]   |  ______________________________________________^
[INFO] [stderr] 7 | |                                                 -> Box<Actor<Type, Message>>>;
[INFO] [stderr]   | |____________________________________________________________________________^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub type ActorFromToken<Type, Message> = Box<dyn Fn(char, i32, (i32, i32), &mut Renderer)
[INFO] [stderr] 7 |                                                 -> Box<Actor<Type, Message>>>;
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/actor_manager.rs:7:56
[INFO] [stderr]   |
[INFO] [stderr] 7 | ...                   -> Box<Actor<Type, Message>>>;
[INFO] [stderr]   |                              ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Actor<Type, Message>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actor_manager.rs:11:34
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub actors: HashMap<i32, Box<Actor<Type, Message>>>,
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Actor<Type, Message>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actor_manager.rs:46:58
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn temp_remove(&mut self, id: i32) -> Option<Box<Actor<Type, Message>>> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Actor<Type, Message>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actor_manager.rs:52:59
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn get_mut(&mut self, id: i32) -> Option<&mut Box<Actor<Type, Message>>> {
[INFO] [stderr]    |                                                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Actor<Type, Message>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actor_manager.rs:57:57
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn temp_reinsert(&mut self, id: i32, actor: Box<Actor<Type, Message>>) {
[INFO] [stderr]    |                                                         ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Actor<Type, Message>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/event_loop/mod.rs:13:38
[INFO] [stderr]    |
[INFO] [stderr] 13 |     where F: Fn(&mut Context) -> Box<View>
[INFO] [stderr]    |                                      ^^^^ help: use `dyn`: `dyn View`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:56:46
[INFO] [stderr]    |
[INFO] [stderr] 56 |   pub type MessageHandler<Type, Message> = Box<Fn(&mut Box<Actor<Type, Message>>,
[INFO] [stderr]    |  ______________________________________________^
[INFO] [stderr] 57 | |                                                 &mut ActorManager<Type, Message>,
[INFO] [stderr] 58 | |                                                 &mut Viewport,
[INFO] [stderr] 59 | |                                                 &mut Context,
[INFO] [stderr] 60 | |                                                 &Message)>;
[INFO] [stderr]    | |_________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub type MessageHandler<Type, Message> = Box<dyn Fn(&mut Box<Actor<Type, Message>>,
[INFO] [stderr] 57 |                                                 &mut ActorManager<Type, Message>,
[INFO] [stderr] 58 |                                                 &mut Viewport,
[INFO] [stderr] 59 |                                                 &mut Context,
[INFO] [stderr] 60 |                                                 &Message)>;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:56:58
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub type MessageHandler<Type, Message> = Box<Fn(&mut Box<Actor<Type, Message>>,
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Actor<Type, Message>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:67:20
[INFO] [stderr]    |
[INFO] [stderr] 67 |     ChangeView(Box<View>),
[INFO] [stderr]    |                    ^^^^ help: use `dyn`: `dyn View`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/actor_manager.rs:6:46
[INFO] [stderr]   |
[INFO] [stderr] 6 |   pub type ActorFromToken<Type, Message> = Box<Fn(char, i32, (i32, i32), &mut Renderer)
[INFO] [stderr]   |  ______________________________________________^
[INFO] [stderr] 7 | |                                                 -> Box<Actor<Type, Message>>>;
[INFO] [stderr]   | |____________________________________________________________________________^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub type ActorFromToken<Type, Message> = Box<dyn Fn(char, i32, (i32, i32), &mut Renderer)
[INFO] [stderr] 7 |                                                 -> Box<Actor<Type, Message>>>;
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/actor_manager.rs:7:56
[INFO] [stderr]   |
[INFO] [stderr] 7 | ...                   -> Box<Actor<Type, Message>>>;
[INFO] [stderr]   |                              ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Actor<Type, Message>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actor_manager.rs:11:34
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub actors: HashMap<i32, Box<Actor<Type, Message>>>,
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Actor<Type, Message>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actor_manager.rs:46:58
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn temp_remove(&mut self, id: i32) -> Option<Box<Actor<Type, Message>>> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Actor<Type, Message>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actor_manager.rs:52:59
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn get_mut(&mut self, id: i32) -> Option<&mut Box<Actor<Type, Message>>> {
[INFO] [stderr]    |                                                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Actor<Type, Message>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/actor_manager.rs:57:57
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn temp_reinsert(&mut self, id: i32, actor: Box<Actor<Type, Message>>) {
[INFO] [stderr]    |                                                         ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Actor<Type, Message>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/event_loop/mod.rs:13:38
[INFO] [stderr]    |
[INFO] [stderr] 13 |     where F: Fn(&mut Context) -> Box<View>
[INFO] [stderr]    |                                      ^^^^ help: use `dyn`: `dyn View`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:56:46
[INFO] [stderr]    |
[INFO] [stderr] 56 |   pub type MessageHandler<Type, Message> = Box<Fn(&mut Box<Actor<Type, Message>>,
[INFO] [stderr]    |  ______________________________________________^
[INFO] [stderr] 57 | |                                                 &mut ActorManager<Type, Message>,
[INFO] [stderr] 58 | |                                                 &mut Viewport,
[INFO] [stderr] 59 | |                                                 &mut Context,
[INFO] [stderr] 60 | |                                                 &Message)>;
[INFO] [stderr]    | |_________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub type MessageHandler<Type, Message> = Box<dyn Fn(&mut Box<Actor<Type, Message>>,
[INFO] [stderr] 57 |                                                 &mut ActorManager<Type, Message>,
[INFO] [stderr] 58 |                                                 &mut Viewport,
[INFO] [stderr] 59 |                                                 &mut Context,
[INFO] [stderr] 60 |                                                 &Message)>;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:56:58
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub type MessageHandler<Type, Message> = Box<Fn(&mut Box<Actor<Type, Message>>,
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Actor<Type, Message>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:67:20
[INFO] [stderr]    |
[INFO] [stderr] 67 |     ChangeView(Box<View>),
[INFO] [stderr]    |                    ^^^^ help: use `dyn`: `dyn View`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/cache.rs:5:29
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::sync::{Arc, Mutex, ONCE_INIT, Once};
[INFO] [stderr]   |                             ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/cache.rs:17:25
[INFO] [stderr]    |
[INFO] [stderr] 17 |     static ONCE: Once = ONCE_INIT;
[INFO] [stderr]    |                         ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/cache.rs:42:25
[INFO] [stderr]    |
[INFO] [stderr] 42 |     static ONCE: Once = ONCE_INIT;
[INFO] [stderr]    |                         ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/cache.rs:5:29
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::sync::{Arc, Mutex, ONCE_INIT, Once};
[INFO] [stderr]   |                             ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/cache.rs:17:25
[INFO] [stderr]    |
[INFO] [stderr] 17 |     static ONCE: Once = ONCE_INIT;
[INFO] [stderr]    |                         ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/cache.rs:42:25
[INFO] [stderr]    |
[INFO] [stderr] 42 |     static ONCE: Once = ONCE_INIT;
[INFO] [stderr]    |                         ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `side`
[INFO] [stderr]    --> src/raycast.rs:234:13
[INFO] [stderr]     |
[INFO] [stderr] 234 |         let side = shorten_ray(&mut segment, &rect);
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_side`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_frame_delay`
[INFO] [stderr]    --> src/sprite.rs:179:5
[INFO] [stderr]     |
[INFO] [stderr] 179 |     fn set_frame_delay(&mut self, frame_delay: f64) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_fps`
[INFO] [stderr]    --> src/sprite.rs:183:5
[INFO] [stderr]     |
[INFO] [stderr] 183 |     fn set_fps(&mut self, fps: f64) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_frame_delay`
[INFO] [stderr]    --> src/sprite.rs:179:5
[INFO] [stderr]     |
[INFO] [stderr] 179 |     fn set_frame_delay(&mut self, frame_delay: f64) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_fps`
[INFO] [stderr]    --> src/sprite.rs:183:5
[INFO] [stderr]     |
[INFO] [stderr] 183 |     fn set_fps(&mut self, fps: f64) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 28 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 27 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.92s
[INFO] running `"docker" "inspect" "21f4f0694fada7bb43b2a5f23a248111089739f450fc42e8fcf507f2268395ba"`
[INFO] running `"docker" "rm" "-f" "21f4f0694fada7bb43b2a5f23a248111089739f450fc42e8fcf507f2268395ba"`
[INFO] [stdout] 21f4f0694fada7bb43b2a5f23a248111089739f450fc42e8fcf507f2268395ba