[INFO] fetching crate frui_widgets 0.0.1...
[INFO] checking frui_widgets-0.0.1 against try#31561a63598a0f21fc74c024747ef1310fdd2eb2 for pr-133536
[INFO] extracting crate frui_widgets 0.0.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate frui_widgets 0.0.1 on toolchain 31561a63598a0f21fc74c024747ef1310fdd2eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate frui_widgets 0.0.1
[INFO] finished tweaking crates.io crate frui_widgets 0.0.1
[INFO] tweaked toml for crates.io crate frui_widgets 0.0.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "7ba7830322481b248aa7875bd0d7e8688cc24c1df1c126c33d169342066d701d", kill_on_drop: false }`
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[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/flex/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use column::*;
[INFO] [stdout]   |         ^^^^^^^^^ the name `ColumnRenderState` in the type namespace is first re-exported here
[INFO] [stdout] 5 | pub use row::*;
[INFO] [stdout]   |         ------ but the name `ColumnRenderState` in the type namespace is also re-exported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/flex/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use column::*;
[INFO] [stdout]   |         ^^^^^^^^^ the name `ColumnRenderState` in the type namespace is first re-exported here
[INFO] [stdout] 5 | pub use row::*;
[INFO] [stdout]   |         ------ but the name `ColumnRenderState` in the type namespace is also re-exported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/container.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 5  | #[derive(SingleChildWidget)]
[INFO] [stdout]    |          ----------------- the expected opaque type
[INFO] [stdout] ...
[INFO] [stdout] 55 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]    |                                                          ---------------- expected `AsdavbmwqeryuiopvzxcWidgetAliasContainer<'w, W>` because of return type
[INFO] [stdout] 56 |         &self.child
[INFO] [stdout]    |         ^^^^^^^^^^^ expected opaque type, found `&W`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected opaque type `AsdavbmwqeryuiopvzxcWidgetAliasContainer<'w, W>`
[INFO] [stdout]                 found reference `&W`
[INFO] [stdout] note: this item must have the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout]   --> src/container.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/container.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 5  | #[derive(SingleChildWidget)]
[INFO] [stdout]    |          ----------------- the expected opaque type
[INFO] [stdout] ...
[INFO] [stdout] 55 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]    |                                                          ---------------- expected `AsdavbmwqeryuiopvzxcWidgetAliasContainer<'w, W>` because of return type
[INFO] [stdout] 56 |         &self.child
[INFO] [stdout]    |         ^^^^^^^^^^^ expected opaque type, found `&W`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected opaque type `AsdavbmwqeryuiopvzxcWidgetAliasContainer<'w, W>`
[INFO] [stdout]                 found reference `&W`
[INFO] [stdout] note: this item must have the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout]   --> src/container.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/event_detectors/keyboard.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 7  | #[derive(ViewWidget)]
[INFO] [stdout]    |          ---------- the expected opaque type
[INFO] [stdout] ...
[INFO] [stdout] 35 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]    |                                                          ---------------- expected `AsdavbmwqeryuiopvzxcWidgetAliasKeyboardEventDetector<'w, W, F>` because of return type
[INFO] [stdout] 36 |         &self.child
[INFO] [stdout]    |         ^^^^^^^^^^^ expected opaque type, found `&W`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected opaque type `AsdavbmwqeryuiopvzxcWidgetAliasKeyboardEventDetector<'w, W, F>`
[INFO] [stdout]                 found reference `&W`
[INFO] [stdout] note: this item must have the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout]   --> src/event_detectors/keyboard.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/event_detectors/keyboard.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 7  | #[derive(ViewWidget)]
[INFO] [stdout]    |          ---------- the expected opaque type
[INFO] [stdout] ...
[INFO] [stdout] 35 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]    |                                                          ---------------- expected `AsdavbmwqeryuiopvzxcWidgetAliasKeyboardEventDetector<'w, W, F>` because of return type
[INFO] [stdout] 36 |         &self.child
[INFO] [stdout]    |         ^^^^^^^^^^^ expected opaque type, found `&W`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected opaque type `AsdavbmwqeryuiopvzxcWidgetAliasKeyboardEventDetector<'w, W, F>`
[INFO] [stdout]                 found reference `&W`
[INFO] [stdout] note: this item must have the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout]   --> src/event_detectors/keyboard.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/flex/center.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(SingleChildWidget)]
[INFO] [stdout]    |          ----------------- the expected opaque type
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]    |                                                          ---------------- expected `AsdavbmwqeryuiopvzxcWidgetAliasCenter<'w, W>` because of return type
[INFO] [stdout] 16 |         &self.child
[INFO] [stdout]    |         ^^^^^^^^^^^ expected opaque type, found `&W`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected opaque type `AsdavbmwqeryuiopvzxcWidgetAliasCenter<'w, W>`
[INFO] [stdout]                 found reference `&W`
[INFO] [stdout] note: this item must have the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout]   --> src/flex/center.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/flex/center.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(SingleChildWidget)]
[INFO] [stdout]    |          ----------------- the expected opaque type
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]    |                                                          ---------------- expected `AsdavbmwqeryuiopvzxcWidgetAliasCenter<'w, W>` because of return type
[INFO] [stdout] 16 |         &self.child
[INFO] [stdout]    |         ^^^^^^^^^^^ expected opaque type, found `&W`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected opaque type `AsdavbmwqeryuiopvzxcWidgetAliasCenter<'w, W>`
[INFO] [stdout]                 found reference `&W`
[INFO] [stdout] note: this item must have the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout]   --> src/flex/center.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/flex/column.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 9   | #[derive(MultiChildWidget)]
[INFO] [stdout]     |          ---------------- the expected opaque type
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Vec<Self::Widget<'w>> {
[INFO] [stdout]     |                                                          --------------------- expected `Vec<AsdavbmwqeryuiopvzxcWidgetAliasColumn<'w, T>>` because of return type
[INFO] [stdout] 122 |         self.children.get()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^ expected `Vec<AsdavbmwqeryuiopvzxcWidgetAliasColumn<'_, ...>>`, found `Vec<&dyn Widget>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Vec<AsdavbmwqeryuiopvzxcWidgetAliasColumn<'w, T>>`
[INFO] [stdout]                found struct `Vec<&dyn frui_core::api::Widget>`
[INFO] [stdout] note: this item must have the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout]    --> src/flex/column.rs:121:8
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Vec<Self::Widget<'w>> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/flex/row.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 9   | #[derive(MultiChildWidget)]
[INFO] [stdout]     |          ---------------- the expected opaque type
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Vec<Self::Widget<'w>> {
[INFO] [stdout]     |                                                          --------------------- expected `Vec<AsdavbmwqeryuiopvzxcWidgetAliasRow<'w, T>>` because of return type
[INFO] [stdout] 122 |         self.children.get()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^ expected `Vec<AsdavbmwqeryuiopvzxcWidgetAliasRow<'_, ...>>`, found `Vec<&dyn Widget>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Vec<AsdavbmwqeryuiopvzxcWidgetAliasRow<'w, T>>`
[INFO] [stdout]                found struct `Vec<&dyn frui_core::api::Widget>`
[INFO] [stdout] note: this item must have the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout]    --> src/flex/row.rs:121:8
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Vec<Self::Widget<'w>> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/flex/column.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 9   | #[derive(MultiChildWidget)]
[INFO] [stdout]     |          ---------------- the expected opaque type
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Vec<Self::Widget<'w>> {
[INFO] [stdout]     |                                                          --------------------- expected `Vec<AsdavbmwqeryuiopvzxcWidgetAliasColumn<'w, T>>` because of return type
[INFO] [stdout] 122 |         self.children.get()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^ expected `Vec<AsdavbmwqeryuiopvzxcWidgetAliasColumn<'_, ...>>`, found `Vec<&dyn Widget>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Vec<AsdavbmwqeryuiopvzxcWidgetAliasColumn<'w, T>>`
[INFO] [stdout]                found struct `Vec<&dyn frui_core::api::Widget>`
[INFO] [stdout] note: this item must have the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout]    --> src/flex/column.rs:121:8
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Vec<Self::Widget<'w>> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/flex/mod.rs:221:9
[INFO] [stdout]     |
[INFO] [stdout] 202 | #[derive(SingleChildWidget)]
[INFO] [stdout]     |          ----------------- the expected opaque type
[INFO] [stdout] ...
[INFO] [stdout] 220 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]     |                                                          ---------------- expected `AsdavbmwqeryuiopvzxcWidgetAliasFlexible<'w, W>` because of return type
[INFO] [stdout] 221 |         &self.child
[INFO] [stdout]     |         ^^^^^^^^^^^ expected opaque type, found `&W`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected opaque type `AsdavbmwqeryuiopvzxcWidgetAliasFlexible<'w, W>`
[INFO] [stdout]                  found reference `&W`
[INFO] [stdout] note: this item must have the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout]    --> src/flex/mod.rs:220:8
[INFO] [stdout]     |
[INFO] [stdout] 220 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/flex/row.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 9   | #[derive(MultiChildWidget)]
[INFO] [stdout]     |          ---------------- the expected opaque type
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Vec<Self::Widget<'w>> {
[INFO] [stdout]     |                                                          --------------------- expected `Vec<AsdavbmwqeryuiopvzxcWidgetAliasRow<'w, T>>` because of return type
[INFO] [stdout] 122 |         self.children.get()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^ expected `Vec<AsdavbmwqeryuiopvzxcWidgetAliasRow<'_, ...>>`, found `Vec<&dyn Widget>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Vec<AsdavbmwqeryuiopvzxcWidgetAliasRow<'w, T>>`
[INFO] [stdout]                found struct `Vec<&dyn frui_core::api::Widget>`
[INFO] [stdout] note: this item must have the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout]    --> src/flex/row.rs:121:8
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Vec<Self::Widget<'w>> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/flex/mod.rs:221:9
[INFO] [stdout]     |
[INFO] [stdout] 202 | #[derive(SingleChildWidget)]
[INFO] [stdout]     |          ----------------- the expected opaque type
[INFO] [stdout] ...
[INFO] [stdout] 220 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]     |                                                          ---------------- expected `AsdavbmwqeryuiopvzxcWidgetAliasFlexible<'w, W>` because of return type
[INFO] [stdout] 221 |         &self.child
[INFO] [stdout]     |         ^^^^^^^^^^^ expected opaque type, found `&W`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected opaque type `AsdavbmwqeryuiopvzxcWidgetAliasFlexible<'w, W>`
[INFO] [stdout]                  found reference `&W`
[INFO] [stdout] note: this item must have the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout]    --> src/flex/mod.rs:220:8
[INFO] [stdout]     |
[INFO] [stdout] 220 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/scroll.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[derive(SingleChildWidget)]
[INFO] [stdout]    |          ----------------- the expected opaque type
[INFO] [stdout] ...
[INFO] [stdout] 60 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]    |                                                          ---------------- expected `AsdavbmwqeryuiopvzxcWidgetAliasScroll<'w, W>` because of return type
[INFO] [stdout] 61 |         &self.child
[INFO] [stdout]    |         ^^^^^^^^^^^ expected opaque type, found `&W`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected opaque type `AsdavbmwqeryuiopvzxcWidgetAliasScroll<'w, W>`
[INFO] [stdout]                 found reference `&W`
[INFO] [stdout] note: this item must have the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout]   --> src/scroll.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/testing.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 7  | #[derive(SingleChildWidget)]
[INFO] [stdout]    |          ----------------- the expected opaque type
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]    |                                                          ---------------- expected `AsdavbmwqeryuiopvzxcWidgetAliasDebugContainer<'w, W>` because of return type
[INFO] [stdout] 20 |         &self.child
[INFO] [stdout]    |         ^^^^^^^^^^^ expected opaque type, found `&W`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected opaque type `AsdavbmwqeryuiopvzxcWidgetAliasDebugContainer<'w, W>`
[INFO] [stdout]                 found reference `&W`
[INFO] [stdout] note: this item must have the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout]   --> src/testing.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/scroll.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[derive(SingleChildWidget)]
[INFO] [stdout]    |          ----------------- the expected opaque type
[INFO] [stdout] ...
[INFO] [stdout] 60 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]    |                                                          ---------------- expected `AsdavbmwqeryuiopvzxcWidgetAliasScroll<'w, W>` because of return type
[INFO] [stdout] 61 |         &self.child
[INFO] [stdout]    |         ^^^^^^^^^^^ expected opaque type, found `&W`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected opaque type `AsdavbmwqeryuiopvzxcWidgetAliasScroll<'w, W>`
[INFO] [stdout]                 found reference `&W`
[INFO] [stdout] note: this item must have the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout]   --> src/scroll.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/testing.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 7  | #[derive(SingleChildWidget)]
[INFO] [stdout]    |          ----------------- the expected opaque type
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]    |                                                          ---------------- expected `AsdavbmwqeryuiopvzxcWidgetAliasDebugContainer<'w, W>` because of return type
[INFO] [stdout] 20 |         &self.child
[INFO] [stdout]    |         ^^^^^^^^^^^ expected opaque type, found `&W`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected opaque type `AsdavbmwqeryuiopvzxcWidgetAliasDebugContainer<'w, W>`
[INFO] [stdout]                 found reference `&W`
[INFO] [stdout] note: this item must have the opaque type in its signature in order to be able to register hidden types
[INFO] [stdout]   --> src/testing.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn build<'w>(&'w self, _: BuildContext<'w, Self>) -> Self::Widget<'w> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `frui_widgets` (lib) due to 8 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `frui_widgets` (lib test) due to 8 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "073fa234f011a20d64e5bee2b4f9000bb5541cc3d56140a3a29bbd63a8cb81b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "073fa234f011a20d64e5bee2b4f9000bb5541cc3d56140a3a29bbd63a8cb81b5", kill_on_drop: false }`
[INFO] [stdout] 073fa234f011a20d64e5bee2b4f9000bb5541cc3d56140a3a29bbd63a8cb81b5
