[INFO] crate tuikit 0.2.8 is already in cache [INFO] extracting crate tuikit 0.2.8 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/tuikit/0.2.8 [INFO] extracting crate tuikit 0.2.8 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/tuikit/0.2.8 [INFO] validating manifest of tuikit-0.2.8 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of tuikit-0.2.8 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing tuikit-0.2.8 [INFO] finished frobbing tuikit-0.2.8 [INFO] frobbed toml for tuikit-0.2.8 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/tuikit/0.2.8/Cargo.toml [INFO] started frobbing tuikit-0.2.8 [INFO] finished frobbing tuikit-0.2.8 [INFO] frobbed toml for tuikit-0.2.8 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/tuikit/0.2.8/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking tuikit-0.2.8 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-1/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/tuikit/0.2.8:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 0ec4fa5854af6081ee0c565ea72b44423299e12a96686d2417410faddcd19fa2 [INFO] running `"docker" "start" "-a" "0ec4fa5854af6081ee0c565ea72b44423299e12a96686d2417410faddcd19fa2"` [INFO] [stderr] Checking tuikit v0.2.8 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/canvas.rs:73:21 [INFO] [stderr] | [INFO] [stderr] 73 | canvas: &'a mut Canvas, [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/canvas.rs:86:25 [INFO] [stderr] | [INFO] [stderr] 86 | canvas: &'a mut Canvas, [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/split.rs:57:35 [INFO] [stderr] | [INFO] [stderr] 57 | fn get_splits(&self) -> &[Box]; [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Split + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/split.rs:139:21 [INFO] [stderr] | [INFO] [stderr] 139 | splits: Vec>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Split + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/split.rs:176:35 [INFO] [stderr] | [INFO] [stderr] 176 | fn get_splits(&self) -> &[Box] { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Split + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/split.rs:186:33 [INFO] [stderr] | [INFO] [stderr] 186 | fn draw(&self, canvas: &mut Canvas) -> Result<()> { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/split.rs:263:21 [INFO] [stderr] | [INFO] [stderr] 263 | splits: Vec>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Split + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/split.rs:300:35 [INFO] [stderr] | [INFO] [stderr] 300 | fn get_splits(&self) -> &[Box] { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Split + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/split.rs:310:33 [INFO] [stderr] | [INFO] [stderr] 310 | fn draw(&self, canvas: &mut Canvas) -> Result<()> { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/win.rs:34:16 [INFO] [stderr] | [INFO] [stderr] 34 | inner: &'a Draw, [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Draw` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/win.rs:39:26 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn new(draw: &'a Draw) -> Self { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Draw` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/win.rs:204:22 [INFO] [stderr] | [INFO] [stderr] 204 | canvas: &mut Canvas, [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/win.rs:295:33 [INFO] [stderr] | [INFO] [stderr] 295 | fn draw(&self, canvas: &mut Canvas) -> Result<()> { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/draw.rs:7:33 [INFO] [stderr] | [INFO] [stderr] 7 | fn draw(&self, canvas: &mut Canvas) -> Result<()>; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/draw.rs:17:33 [INFO] [stderr] | [INFO] [stderr] 17 | fn draw(&self, canvas: &mut Canvas) -> Result<()> { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/draw.rs:27:33 [INFO] [stderr] | [INFO] [stderr] 27 | fn draw(&self, canvas: &mut Canvas) -> Result<()> { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/input.rs:229:16 [INFO] [stderr] | [INFO] [stderr] 229 | '1'...'8' => self.extended_escape(seq2), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/input.rs:299:22 [INFO] [stderr] | [INFO] [stderr] 299 | 0...2 | 64...65 => { [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/input.rs:299:31 [INFO] [stderr] | [INFO] [stderr] 299 | 0...2 | 64...65 => { [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/input.rs:396:31 [INFO] [stderr] | [INFO] [stderr] 396 | v @ 11...15 => Ok(F(v - 10)), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/input.rs:397:31 [INFO] [stderr] | [INFO] [stderr] 397 | v @ 17...21 => Ok(F(v - 11)), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/input.rs:398:31 [INFO] [stderr] | [INFO] [stderr] 398 | v @ 23...24 => Ok(F(v - 12)), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/term.rs:396:31 [INFO] [stderr] | [INFO] [stderr] 396 | pub fn draw(&self, draw: &Draw) -> Result<()> { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Draw` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/canvas.rs:73:21 [INFO] [stderr] | [INFO] [stderr] 73 | canvas: &'a mut Canvas, [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/canvas.rs:86:25 [INFO] [stderr] | [INFO] [stderr] 86 | canvas: &'a mut Canvas, [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/split.rs:57:35 [INFO] [stderr] | [INFO] [stderr] 57 | fn get_splits(&self) -> &[Box]; [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Split + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/split.rs:139:21 [INFO] [stderr] | [INFO] [stderr] 139 | splits: Vec>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Split + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/split.rs:176:35 [INFO] [stderr] | [INFO] [stderr] 176 | fn get_splits(&self) -> &[Box] { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Split + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/split.rs:186:33 [INFO] [stderr] | [INFO] [stderr] 186 | fn draw(&self, canvas: &mut Canvas) -> Result<()> { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/split.rs:263:21 [INFO] [stderr] | [INFO] [stderr] 263 | splits: Vec>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Split + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/split.rs:300:35 [INFO] [stderr] | [INFO] [stderr] 300 | fn get_splits(&self) -> &[Box] { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Split + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/split.rs:310:33 [INFO] [stderr] | [INFO] [stderr] 310 | fn draw(&self, canvas: &mut Canvas) -> Result<()> { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/split.rs:415:23 [INFO] [stderr] | [INFO] [stderr] 415 | pub draw: &'a Draw, [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Draw` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/split.rs:419:30 [INFO] [stderr] | [INFO] [stderr] 419 | pub fn new(draw: &'a Draw) -> Self { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Draw` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/split.rs:459:37 [INFO] [stderr] | [INFO] [stderr] 459 | fn draw(&self, canvas: &mut Canvas) -> Result<()> { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/split.rs:479:37 [INFO] [stderr] | [INFO] [stderr] 479 | fn draw(&self, canvas: &mut Canvas) -> Result<()> { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/split.rs:634:38 [INFO] [stderr] | [INFO] [stderr] 634 | fn draw(&self, _canvas: &mut Canvas) -> Result<()> { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/win.rs:34:16 [INFO] [stderr] | [INFO] [stderr] 34 | inner: &'a Draw, [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Draw` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/win.rs:39:26 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn new(draw: &'a Draw) -> Self { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Draw` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/win.rs:204:22 [INFO] [stderr] | [INFO] [stderr] 204 | canvas: &mut Canvas, [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/win.rs:295:33 [INFO] [stderr] | [INFO] [stderr] 295 | fn draw(&self, canvas: &mut Canvas) -> Result<()> { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/container/win.rs:379:38 [INFO] [stderr] | [INFO] [stderr] 379 | fn draw(&self, _canvas: &mut Canvas) -> Result<()> { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/draw.rs:7:33 [INFO] [stderr] | [INFO] [stderr] 7 | fn draw(&self, canvas: &mut Canvas) -> Result<()>; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/draw.rs:17:33 [INFO] [stderr] | [INFO] [stderr] 17 | fn draw(&self, canvas: &mut Canvas) -> Result<()> { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/draw.rs:27:33 [INFO] [stderr] | [INFO] [stderr] 27 | fn draw(&self, canvas: &mut Canvas) -> Result<()> { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/input.rs:229:16 [INFO] [stderr] | [INFO] [stderr] 229 | '1'...'8' => self.extended_escape(seq2), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/input.rs:299:22 [INFO] [stderr] | [INFO] [stderr] 299 | 0...2 | 64...65 => { [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/input.rs:299:31 [INFO] [stderr] | [INFO] [stderr] 299 | 0...2 | 64...65 => { [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/input.rs:396:31 [INFO] [stderr] | [INFO] [stderr] 396 | v @ 11...15 => Ok(F(v - 10)), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/input.rs:397:31 [INFO] [stderr] | [INFO] [stderr] 397 | v @ 17...21 => Ok(F(v - 11)), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/input.rs:398:31 [INFO] [stderr] | [INFO] [stderr] 398 | v @ 23...24 => Ok(F(v - 12)), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/term.rs:396:31 [INFO] [stderr] | [INFO] [stderr] 396 | pub fn draw(&self, draw: &Draw) -> Result<()> { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Draw` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> examples/win.rs:6:33 [INFO] [stderr] | [INFO] [stderr] 6 | fn draw(&self, canvas: &mut Canvas) -> Result<()> { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> examples/split.rs:6:33 [INFO] [stderr] | [INFO] [stderr] 6 | fn draw(&self, canvas: &mut Canvas) -> Result<()> { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> examples/split.rs:21:33 [INFO] [stderr] | [INFO] [stderr] 21 | fn draw(&self, canvas: &mut Canvas) -> Result<()> { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Canvas` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.28s [INFO] running `"docker" "inspect" "0ec4fa5854af6081ee0c565ea72b44423299e12a96686d2417410faddcd19fa2"` [INFO] running `"docker" "rm" "-f" "0ec4fa5854af6081ee0c565ea72b44423299e12a96686d2417410faddcd19fa2"` [INFO] [stdout] 0ec4fa5854af6081ee0c565ea72b44423299e12a96686d2417410faddcd19fa2