[INFO] fetching crate micro-gui 0.1.0...
[INFO] checking micro-gui-0.1.0 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate micro-gui 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate micro-gui 0.1.0 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 crates.io crate micro-gui 0.1.0
[INFO] finished tweaking crates.io crate micro-gui 0.1.0
[INFO] tweaked toml for crates.io crate micro-gui 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08ab87fadbfbc897c4a02208469c374fc940080c793fdff6053ed514fc8054c8
[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" "08ab87fadbfbc897c4a02208469c374fc940080c793fdff6053ed514fc8054c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08ab87fadbfbc897c4a02208469c374fc940080c793fdff6053ed514fc8054c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08ab87fadbfbc897c4a02208469c374fc940080c793fdff6053ed514fc8054c8", kill_on_drop: false }`
[INFO] [stdout] 08ab87fadbfbc897c4a02208469c374fc940080c793fdff6053ed514fc8054c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] c6072f78bafcb71914c7a2efff3a87f149127ea98939a94d2c6f27a049cec89d
[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" "c6072f78bafcb71914c7a2efff3a87f149127ea98939a94d2c6f27a049cec89d", kill_on_drop: false }`
[INFO] [stderr]    Compiling sdl2-sys v0.30.0
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking sdl2 v0.30.0
[INFO] [stderr]     Checking micro-gui v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/layer.rs:12:31
[INFO] [stdout]    |
[INFO] [stdout] 12 |     renderer: Option<&'a mut (Renderable<Pixel> + 'a)>,
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Renderable<Pixel> + 'a`
[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/core/layer.rs:18:56
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(bounds: Rect, renderer: Option<&'a mut (Renderable<Pixel> + 'a)>) -> Layer<'a, Pixel> {
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Renderable<Pixel> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/layer.rs:35:71
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn render(&mut self, graphics: &mut Graphics<Pixel>, buffer: &mut Buff<Pixel>) {
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^ help: use `dyn`: `dyn Buff<Pixel>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/window.rs:19:30
[INFO] [stdout]    |
[INFO] [stdout] 19 |     on_load: Option<&'a mut (OnLoad + 'a)>,
[INFO] [stdout]    |                              ^^^^^^^^^^^ help: use `dyn`: `dyn OnLoad + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/window.rs:20:32
[INFO] [stdout]    |
[INFO] [stdout] 20 |     on_unload: Option<&'a mut (OnUnload + 'a)>,
[INFO] [stdout]    |                                ^^^^^^^^^^^^^ help: use `dyn`: `dyn OnUnload + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/window.rs:21:31
[INFO] [stdout]    |
[INFO] [stdout] 21 |     on_event: Option<&'a mut (OnEvent + 'a)>
[INFO] [stdout]    |                               ^^^^^^^^^^^^ help: use `dyn`: `dyn OnEvent + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/window.rs:41:62
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn new(w: usize, h: usize, renderer: Option<&'a mut (Renderable<Pixel> + 'a)>) -> Self {
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Renderable<Pixel> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/window.rs:48:61
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn bind_handlers(&mut self, on_load: Option<&'a mut OnLoad>, on_unload: Option<&'a mut OnUnload>, on_event: Option<&'a mut OnEven...
[INFO] [stdout]    |                                                             ^^^^^^ help: use `dyn`: `dyn OnLoad`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/window.rs:48:96
[INFO] [stdout]    |
[INFO] [stdout] 48 | ...ion<&'a mut OnLoad>, on_unload: Option<&'a mut OnUnload>, on_event: Option<&'a mut OnEvent>) {
[INFO] [stdout]    |                                                   ^^^^^^^^ help: use `dyn`: `dyn OnUnload`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/window.rs:48:132
[INFO] [stdout]    |
[INFO] [stdout] 48 | ...ion<&'a mut OnUnload>, on_event: Option<&'a mut OnEvent>) {
[INFO] [stdout]    |                                                    ^^^^^^^ help: use `dyn`: `dyn OnEvent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/window.rs:55:75
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn render(&mut self, graphics: &mut Graphics<Pixel>, buffer: &mut Buff<Pixel>) {
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^ help: use `dyn`: `dyn Buff<Pixel>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/gui.rs:44:41
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn render(&mut self, buff: &mut Buff<Pixel>) {
[INFO] [stdout]    |                                         ^^^^^^^^^^^ help: use `dyn`: `dyn Buff<Pixel>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graphics/mod.rs:17:71
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn render(&mut self, graphics: &mut Graphics<Pixel>, buffer: &mut Buff<Pixel>);
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^ help: use `dyn`: `dyn Buff<Pixel>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graphics/mod.rs:44:31
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn set(&self, b: &mut Buff<Pixel>, x: usize, y: usize, p: &Pixel) {
[INFO] [stdout]    |                               ^^^^^^^^^^^ help: use `dyn`: `dyn Buff<Pixel>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graphics/mod.rs:73:39
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn draw_line(&self, buf: &mut Buff<Pixel>, p1: Point, p2: Point, p: &Pixel) {
[INFO] [stdout]    |                                       ^^^^^^^^^^^ help: use `dyn`: `dyn Buff<Pixel>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/graphics/mod.rs:133:37
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub fn draw_rect(&self, b: &mut Buff<Pixel>, r: Rect, p: &Pixel) {
[INFO] [stdout]     |                                     ^^^^^^^^^^^ help: use `dyn`: `dyn Buff<Pixel>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/graphics/mod.rs:145:37
[INFO] [stdout]     |
[INFO] [stdout] 145 |     pub fn fill_rect(&self, b: &mut Buff<Pixel>, r: Rect, p: &Pixel) {
[INFO] [stdout]     |                                     ^^^^^^^^^^^ help: use `dyn`: `dyn Buff<Pixel>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/graphics/mod.rs:154:41
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn draw_polyline(&self, b: &mut Buff<Pixel>, points: &[Point], p: &Pixel) {
[INFO] [stdout]     |                                         ^^^^^^^^^^^ help: use `dyn`: `dyn Buff<Pixel>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/graphics/mod.rs:164:42
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub fn draw_ellipse(&self, buf: &mut Buff<Pixel>, r: Rect, p: &Pixel) {
[INFO] [stdout]     |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Buff<Pixel>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/widgets/demo.rs:23:71
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn render(&mut self, graphics: &mut Graphics<Pixel>, buffer: &mut Buff<Pixel>) {
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^ help: use `dyn`: `dyn Buff<Pixel>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/layer.rs:12:31
[INFO] [stdout]    |
[INFO] [stdout] 12 |     renderer: Option<&'a mut (Renderable<Pixel> + 'a)>,
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Renderable<Pixel> + 'a`
[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/core/layer.rs:18:56
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(bounds: Rect, renderer: Option<&'a mut (Renderable<Pixel> + 'a)>) -> Layer<'a, Pixel> {
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Renderable<Pixel> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/layer.rs:35:71
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn render(&mut self, graphics: &mut Graphics<Pixel>, buffer: &mut Buff<Pixel>) {
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^ help: use `dyn`: `dyn Buff<Pixel>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/window.rs:19:30
[INFO] [stdout]    |
[INFO] [stdout] 19 |     on_load: Option<&'a mut (OnLoad + 'a)>,
[INFO] [stdout]    |                              ^^^^^^^^^^^ help: use `dyn`: `dyn OnLoad + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/window.rs:20:32
[INFO] [stdout]    |
[INFO] [stdout] 20 |     on_unload: Option<&'a mut (OnUnload + 'a)>,
[INFO] [stdout]    |                                ^^^^^^^^^^^^^ help: use `dyn`: `dyn OnUnload + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/window.rs:21:31
[INFO] [stdout]    |
[INFO] [stdout] 21 |     on_event: Option<&'a mut (OnEvent + 'a)>
[INFO] [stdout]    |                               ^^^^^^^^^^^^ help: use `dyn`: `dyn OnEvent + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/window.rs:41:62
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn new(w: usize, h: usize, renderer: Option<&'a mut (Renderable<Pixel> + 'a)>) -> Self {
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Renderable<Pixel> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/window.rs:48:61
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn bind_handlers(&mut self, on_load: Option<&'a mut OnLoad>, on_unload: Option<&'a mut OnUnload>, on_event: Option<&'a mut OnEven...
[INFO] [stdout]    |                                                             ^^^^^^ help: use `dyn`: `dyn OnLoad`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/window.rs:48:96
[INFO] [stdout]    |
[INFO] [stdout] 48 | ...ion<&'a mut OnLoad>, on_unload: Option<&'a mut OnUnload>, on_event: Option<&'a mut OnEvent>) {
[INFO] [stdout]    |                                                   ^^^^^^^^ help: use `dyn`: `dyn OnUnload`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/window.rs:48:132
[INFO] [stdout]    |
[INFO] [stdout] 48 | ...ion<&'a mut OnUnload>, on_event: Option<&'a mut OnEvent>) {
[INFO] [stdout]    |                                                    ^^^^^^^ help: use `dyn`: `dyn OnEvent`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/window.rs:55:75
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn render(&mut self, graphics: &mut Graphics<Pixel>, buffer: &mut Buff<Pixel>) {
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^ help: use `dyn`: `dyn Buff<Pixel>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/gui.rs:44:41
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn render(&mut self, buff: &mut Buff<Pixel>) {
[INFO] [stdout]    |                                         ^^^^^^^^^^^ help: use `dyn`: `dyn Buff<Pixel>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graphics/mod.rs:17:71
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn render(&mut self, graphics: &mut Graphics<Pixel>, buffer: &mut Buff<Pixel>);
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^ help: use `dyn`: `dyn Buff<Pixel>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graphics/mod.rs:44:31
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn set(&self, b: &mut Buff<Pixel>, x: usize, y: usize, p: &Pixel) {
[INFO] [stdout]    |                               ^^^^^^^^^^^ help: use `dyn`: `dyn Buff<Pixel>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graphics/mod.rs:73:39
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn draw_line(&self, buf: &mut Buff<Pixel>, p1: Point, p2: Point, p: &Pixel) {
[INFO] [stdout]    |                                       ^^^^^^^^^^^ help: use `dyn`: `dyn Buff<Pixel>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/graphics/mod.rs:133:37
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub fn draw_rect(&self, b: &mut Buff<Pixel>, r: Rect, p: &Pixel) {
[INFO] [stdout]     |                                     ^^^^^^^^^^^ help: use `dyn`: `dyn Buff<Pixel>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/graphics/mod.rs:145:37
[INFO] [stdout]     |
[INFO] [stdout] 145 |     pub fn fill_rect(&self, b: &mut Buff<Pixel>, r: Rect, p: &Pixel) {
[INFO] [stdout]     |                                     ^^^^^^^^^^^ help: use `dyn`: `dyn Buff<Pixel>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/graphics/mod.rs:154:41
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn draw_polyline(&self, b: &mut Buff<Pixel>, points: &[Point], p: &Pixel) {
[INFO] [stdout]     |                                         ^^^^^^^^^^^ help: use `dyn`: `dyn Buff<Pixel>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/graphics/mod.rs:164:42
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub fn draw_ellipse(&self, buf: &mut Buff<Pixel>, r: Rect, p: &Pixel) {
[INFO] [stdout]     |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Buff<Pixel>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/widgets/demo.rs:23:71
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn render(&mut self, graphics: &mut Graphics<Pixel>, buffer: &mut Buff<Pixel>) {
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^ help: use `dyn`: `dyn Buff<Pixel>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `limit`
[INFO] [stdout]   --> src/graphics/mod.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn limit(min: usize, max: usize, actual: usize) -> usize {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `limit`
[INFO] [stdout]   --> src/graphics/mod.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn limit(min: usize, max: usize, actual: usize) -> usize {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.13s
[INFO] running `Command { std: "docker" "inspect" "c6072f78bafcb71914c7a2efff3a87f149127ea98939a94d2c6f27a049cec89d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6072f78bafcb71914c7a2efff3a87f149127ea98939a94d2c6f27a049cec89d", kill_on_drop: false }`
[INFO] [stdout] c6072f78bafcb71914c7a2efff3a87f149127ea98939a94d2c6f27a049cec89d
