[INFO] fetching crate flo_ui 0.1.0...
[INFO] testing flo_ui-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate flo_ui 0.1.0 into /workspace/builds/worker-59/source
[INFO] validating manifest of crates.io crate flo_ui 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flo_ui 0.1.0
[INFO] finished tweaking crates.io crate flo_ui 0.1.0
[INFO] tweaked toml for crates.io crate flo_ui 0.1.0 written to /workspace/builds/worker-59/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73f1b310e1f4a32c518cb04c9c2ed3d5990ca169075316efc65797e4aeb002d2
[INFO] running `Command { std: "docker" "start" "-a" "73f1b310e1f4a32c518cb04c9c2ed3d5990ca169075316efc65797e4aeb002d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73f1b310e1f4a32c518cb04c9c2ed3d5990ca169075316efc65797e4aeb002d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73f1b310e1f4a32c518cb04c9c2ed3d5990ca169075316efc65797e4aeb002d2", kill_on_drop: false }`
[INFO] [stdout] 73f1b310e1f4a32c518cb04c9c2ed3d5990ca169075316efc65797e4aeb002d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b89ea32ed818bb716d2d36af98b569f306676ec6ae6d49edd4369d0317ce89f
[INFO] running `Command { std: "docker" "start" "-a" "0b89ea32ed818bb716d2d36af98b569f306676ec6ae6d49edd4369d0317ce89f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling rust-hsluv v0.1.4
[INFO] [stderr]    Compiling modifier v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling inflate v0.3.4
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling desync v0.4.1
[INFO] [stderr]    Compiling desync v0.1.2
[INFO] [stderr]    Compiling flo_binding v0.1.2
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling rulinalg v0.4.2
[INFO] [stderr]    Compiling flo_curves v0.1.0
[INFO] [stderr]    Compiling flo_canvas v0.1.0
[INFO] [stderr]    Compiling flo_ui v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/diff_viewmodel.rs:28:22
[INFO] [stdout]    |
[INFO] [stdout] 28 |     controller: Weak<Controller>,
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 -     controller: Weak<Controller>,
[INFO] [stdout] 28 +     controller: Weak<dyn Controller>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/diff_viewmodel.rs:42:22
[INFO] [stdout]    |
[INFO] [stdout] 42 |     controller: Weak<Controller>,
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 42 -     controller: Weak<Controller>,
[INFO] [stdout] 42 +     controller: Weak<dyn Controller>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/diff_viewmodel.rs:51:32
[INFO] [stdout]    |
[INFO] [stdout] 51 |     watcher_lifetimes: Vec<Box<Releasable>>
[INFO] [stdout]    |                                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 51 -     watcher_lifetimes: Vec<Box<Releasable>>
[INFO] [stdout] 51 +     watcher_lifetimes: Vec<Box<dyn Releasable>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding_canvas.rs:31:25
[INFO] [stdout]    |
[INFO] [stdout] 31 |     draw_fn: Option<Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 -     draw_fn: Option<Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stdout] 31 +     draw_fn: Option<Box<dyn Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding_canvas.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |     draw_fn: Option<Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 -     draw_fn: Option<Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stdout] 31 +     draw_fn: Option<Box<Fn(&mut dyn GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding_canvas.rs:34:38
[INFO] [stdout]    |
[INFO] [stdout] 34 |     active_notifications: Option<Box<Releasable>>
[INFO] [stdout]    |                                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 34 -     active_notifications: Option<Box<Releasable>>
[INFO] [stdout] 34 +     active_notifications: Option<Box<dyn Releasable>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controllers/virtual_canvas.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 |     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 -     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout] 31 +     draw_region: Arc<dyn Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controllers/virtual_canvas.rs:31:42
[INFO] [stdout]    |
[INFO] [stdout] 31 |     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 -     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout] 31 +     draw_region: Arc<Fn(f32, f32) -> Box<dyn Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controllers/virtual_canvas.rs:31:50
[INFO] [stdout]    |
[INFO] [stdout] 31 |     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 -     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout] 31 +     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut dyn GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/core.rs:21:31
[INFO] [stdout]    |
[INFO] [stdout] 21 |     update_callbacks: Vec<Box<FnMut(&mut UiSessionCore) -> ()+Send>>
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 -     update_callbacks: Vec<Box<FnMut(&mut UiSessionCore) -> ()+Send>>
[INFO] [stdout] 21 +     update_callbacks: Vec<Box<dyn FnMut(&mut UiSessionCore) -> ()+Send>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/event_sink.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |     controller: Arc<Controller>,
[INFO] [stdout]    |                     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 17 -     controller: Arc<Controller>,
[INFO] [stdout] 17 +     controller: Arc<dyn Controller>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/update_stream.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |     controller: Arc<Controller>,
[INFO] [stdout]    |                     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 -     controller: Arc<Controller>,
[INFO] [stdout] 21 +     controller: Arc<dyn Controller>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/canvas_state.rs:24:33
[INFO] [stdout]    |
[INFO] [stdout] 24 |     control_watch_lifetime: Box<Releasable>
[INFO] [stdout]    |                                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 -     control_watch_lifetime: Box<Releasable>
[INFO] [stdout] 24 +     control_watch_lifetime: Box<dyn Releasable>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/canvas_state.rs:44:31
[INFO] [stdout]    |
[INFO] [stdout] 44 |     command_stream: Spawn<Box<Stream<Item=Draw,Error=()>+Send>>
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 -     command_stream: Spawn<Box<Stream<Item=Draw,Error=()>+Send>>
[INFO] [stdout] 44 +     command_stream: Spawn<Box<dyn Stream<Item=Draw,Error=()>+Send>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/session.rs:27:35
[INFO] [stdout]    |
[INFO] [stdout] 27 |     ui_update_lifetime: Mutex<Box<Releasable>>
[INFO] [stdout]    |                                   ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 27 -     ui_update_lifetime: Mutex<Box<Releasable>>
[INFO] [stdout] 27 +     ui_update_lifetime: Mutex<Box<dyn Releasable>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/image/mod.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Png(Arc<ImageData>),
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 11 -     Png(Arc<ImageData>),
[INFO] [stdout] 11 +     Png(Arc<dyn ImageData>),
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/image/mod.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Svg(Arc<ImageData>)
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 -     Svg(Arc<ImageData>)
[INFO] [stdout] 14 +     Svg(Arc<dyn ImageData>)
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controller.rs:62:43
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn get_full_ui_tree(base_controller: &Arc<Controller>) -> Control {
[INFO] [stdout]    |                                           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 62 - fn get_full_ui_tree(base_controller: &Arc<Controller>) -> Control {
[INFO] [stdout] 62 + fn get_full_ui_tree(base_controller: &Arc<dyn Controller>) -> Control {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controller.rs:117:41
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn assemble_ui(base_controller: Arc<Controller>) -> BindRef<Control> {
[INFO] [stdout]     |                                         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 117 - pub fn assemble_ui(base_controller: Arc<Controller>) -> BindRef<Control> {
[INFO] [stdout] 117 + pub fn assemble_ui(base_controller: Arc<dyn Controller>) -> BindRef<Control> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controller.rs:38:43
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn get_viewmodel(&self) -> Option<Arc<ViewModel>> { None }
[INFO] [stdout]    |                                           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 -     fn get_viewmodel(&self) -> Option<Arc<ViewModel>> { None }
[INFO] [stdout] 38 +     fn get_viewmodel(&self) -> Option<Arc<dyn ViewModel>> { None }
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controller.rs:41:58
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> { None }
[INFO] [stdout]    |                                                          ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 41 -     fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> { None }
[INFO] [stdout] 41 +     fn get_subcontroller(&self, _id: &str) -> Option<Arc<dyn Controller>> { None }
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controller.rs:149:58
[INFO] [stdout]     |
[INFO] [stdout] 149 |     fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stdout]     |                                                          ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 149 -     fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stdout] 149 +     fn get_subcontroller(&self, _id: &str) -> Option<Arc<dyn Controller>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diff_viewmodel.rs:245:71
[INFO] [stdout]     |
[INFO] [stdout] 245 | pub fn viewmodel_update_all(controller_path: Vec<String>, viewmodel: &ViewModel) -> ViewModelUpdate {
[INFO] [stdout]     |                                                                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 245 - pub fn viewmodel_update_all(controller_path: Vec<String>, viewmodel: &ViewModel) -> ViewModelUpdate {
[INFO] [stdout] 245 + pub fn viewmodel_update_all(controller_path: Vec<String>, viewmodel: &dyn ViewModel) -> ViewModelUpdate {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diff_viewmodel.rs:260:54
[INFO] [stdout]     |
[INFO] [stdout] 260 | pub fn viewmodel_update_controller_tree(controller: &Controller) -> Vec<ViewModelUpdate> {
[INFO] [stdout]     |                                                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 260 - pub fn viewmodel_update_controller_tree(controller: &Controller) -> Vec<ViewModelUpdate> {
[INFO] [stdout] 260 + pub fn viewmodel_update_controller_tree(controller: &dyn Controller) -> Vec<ViewModelUpdate> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diff_viewmodel.rs:265:46
[INFO] [stdout]     |
[INFO] [stdout] 265 |     fn add_controller_to_result(controller: &Controller, path: &mut Vec<String>, result: &mut Vec<ViewModelUpdate>) {
[INFO] [stdout]     |                                              ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 265 -     fn add_controller_to_result(controller: &Controller, path: &mut Vec<String>, result: &mut Vec<ViewModelUpdate>) {
[INFO] [stdout] 265 +     fn add_controller_to_result(controller: &dyn Controller, path: &mut Vec<String>, result: &mut Vec<ViewModelUpdate>) {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/diff_viewmodel.rs:58:32
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn new(controller: Arc<Controller>) -> DiffViewModel {
[INFO] [stdout]    |                                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 58 -     pub fn new(controller: Arc<Controller>) -> DiffViewModel {
[INFO] [stdout] 58 +     pub fn new(controller: Arc<dyn Controller>) -> DiffViewModel {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/diff_viewmodel.rs:92:43
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn watch_controller(controller: &Weak<Controller>) -> WatchViewModel {
[INFO] [stdout]    |                                           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     fn watch_controller(controller: &Weak<Controller>) -> WatchViewModel {
[INFO] [stdout] 92 +     fn watch_controller(controller: &Weak<dyn Controller>) -> WatchViewModel {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding_canvas.rs:79:78
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<Notifiable>) -> Box<Releasable> {
[INFO] [stdout]    |                                                                              ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 -     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<Notifiable>) -> Box<Releasable> {
[INFO] [stdout] 79 +     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<Notifiable>) -> Box<dyn Releasable> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding_canvas.rs:79:58
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<Notifiable>) -> Box<Releasable> {
[INFO] [stdout]    |                                                          ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 -     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<Notifiable>) -> Box<Releasable> {
[INFO] [stdout] 79 +     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<dyn Notifiable>) -> Box<Releasable> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding_canvas.rs:151:52
[INFO] [stdout]     |
[INFO] [stdout] 151 |     pub fn with_drawing<DrawingFn: 'static+Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>(draw: DrawingFn) -> BindingCanvas {
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 151 -     pub fn with_drawing<DrawingFn: 'static+Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>(draw: DrawingFn) -> BindingCanvas {
[INFO] [stdout] 151 +     pub fn with_drawing<DrawingFn: 'static+Fn(&mut dyn GraphicsPrimitives) -> ()+Send+Sync>(draw: DrawingFn) -> BindingCanvas {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding_canvas.rs:167:49
[INFO] [stdout]     |
[INFO] [stdout] 167 |     pub fn on_redraw<DrawingFn: 'static+Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>(&self, draw: DrawingFn) {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 167 -     pub fn on_redraw<DrawingFn: 'static+Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>(&self, draw: DrawingFn) {
[INFO] [stdout] 167 +     pub fn on_redraw<DrawingFn: 'static+Fn(&mut dyn GraphicsPrimitives) -> ()+Send+Sync>(&self, draw: DrawingFn) {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/image/mod.rs:22:27
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn read(&self) -> Box<Read+Send>;
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 -     fn read(&self) -> Box<Read+Send>;
[INFO] [stdout] 22 +     fn read(&self) -> Box<dyn Read+Send>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/image/mod.rs:25:34
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>>;
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 25 -     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>>;
[INFO] [stdout] 25 +     fn read_future(&self) -> Box<dyn Stream<Item=u8, Error=()>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/control/control.rs:101:44
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn attributes<'a>(&'a self) -> Box<Iterator<Item=&'a ControlAttribute>+'a> {
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 101 -     pub fn attributes<'a>(&'a self) -> Box<Iterator<Item=&'a ControlAttribute>+'a> {
[INFO] [stdout] 101 +     pub fn attributes<'a>(&'a self) -> Box<dyn Iterator<Item=&'a ControlAttribute>+'a> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/image/inmemory.rs:101:27
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn read(&self) -> Box<Read+Send> {
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 101 -     fn read(&self) -> Box<Read+Send> {
[INFO] [stdout] 101 +     fn read(&self) -> Box<dyn Read+Send> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/image/inmemory.rs:105:34
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 105 -     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>> {
[INFO] [stdout] 105 +     fn read_future(&self) -> Box<dyn Stream<Item=u8, Error=()>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/image/static_data.rs:76:27
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn read(&self) -> Box<Read+Send> {
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 76 -     fn read(&self) -> Box<Read+Send> {
[INFO] [stdout] 76 +     fn read(&self) -> Box<dyn Read+Send> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/image/static_data.rs:80:34
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>> {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 80 -     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>> {
[INFO] [stdout] 80 +     fn read_future(&self) -> Box<dyn Stream<Item=u8, Error=()>> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controllers/popup_controller.rs:146:43
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 146 -     fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stdout] 146 +     fn get_viewmodel(&self) -> Option<Arc<dyn ViewModel>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controllers/popup_controller.rs:150:57
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn get_subcontroller(&self, id: &str) -> Option<Arc<Controller>> { 
[INFO] [stdout]     |                                                         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 150 -     fn get_subcontroller(&self, id: &str) -> Option<Arc<Controller>> { 
[INFO] [stdout] 150 +     fn get_subcontroller(&self, id: &str) -> Option<Arc<dyn Controller>> { 
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controllers/virtual_canvas.rs:41:48
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn new<DrawRegion: Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<Reso...
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 41 -     pub fn new<DrawRegion: Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<ResourceManager<BindingCanvas>>, draw_region: DrawRegion) -> VirtualCanvas {
[INFO] [stdout] 41 +     pub fn new<DrawRegion: Fn(f32, f32) -> Box<dyn Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<ResourceManager<BindingCanvas>>, draw_region: DrawRegion) -> VirtualCanvas {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controllers/virtual_canvas.rs:41:56
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn new<DrawRegion: Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<Reso...
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 41 -     pub fn new<DrawRegion: Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<ResourceManager<BindingCanvas>>, draw_region: DrawRegion) -> VirtualCanvas {
[INFO] [stdout] 41 +     pub fn new<DrawRegion: Fn(f32, f32) -> Box<Fn(&mut dyn GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<ResourceManager<BindingCanvas>>, draw_region: DrawRegion) -> VirtualCanvas {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/core.rs:28:32
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn new(controller: Arc<Controller>) -> UiSessionCore {
[INFO] [stdout]    |                                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 -     pub fn new(controller: Arc<Controller>) -> UiSessionCore {
[INFO] [stdout] 28 +     pub fn new(controller: Arc<dyn Controller>) -> UiSessionCore {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/core.rs:52:73
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn dispatch_event(&mut self, events: Vec<UiEvent>, controller: &Controller) {
[INFO] [stdout]    |                                                                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 52 -     pub fn dispatch_event(&mut self, events: Vec<UiEvent>, controller: &Controller) {
[INFO] [stdout] 52 +     pub fn dispatch_event(&mut self, events: Vec<UiEvent>, controller: &dyn Controller) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/session/core.rs:126:48
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn dispatch_action(&mut self, controller: &Controller, event_name: String, action_parameter: ActionParameter) {
[INFO] [stdout]     |                                                ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 126 -     fn dispatch_action(&mut self, controller: &Controller, event_name: String, action_parameter: ActionParameter) {
[INFO] [stdout] 126 +     fn dispatch_action(&mut self, controller: &dyn Controller, event_name: String, action_parameter: ActionParameter) {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/session/core.rs:133:46
[INFO] [stdout]     |
[INFO] [stdout] 133 |     fn dispatch_tick(&mut self, controller: &Controller) {
[INFO] [stdout]     |                                              ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 133 -     fn dispatch_tick(&mut self, controller: &Controller) {
[INFO] [stdout] 133 +     fn dispatch_tick(&mut self, controller: &dyn Controller) {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/update_stream.rs:57:32
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn new(controller: Arc<Controller>, core: Arc<Desync<UiSessionCore>>) -> UiUpdateStream {
[INFO] [stdout]    |                                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 57 -     pub fn new(controller: Arc<Controller>, core: Arc<Desync<UiSessionCore>>) -> UiUpdateStream {
[INFO] [stdout] 57 +     pub fn new(controller: Arc<dyn Controller>, core: Arc<Desync<UiSessionCore>>) -> UiUpdateStream {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/session/update_stream.rs:141:32
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn new(controller: Arc<Controller>) -> UpdateStreamCore {
[INFO] [stdout]     |                                ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 141 -     pub fn new(controller: Arc<Controller>) -> UpdateStreamCore {
[INFO] [stdout] 141 +     pub fn new(controller: Arc<dyn Controller>) -> UpdateStreamCore {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/state.rs:85:55
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn watch_viewmodel(&mut self, controller: Arc<Controller>) {
[INFO] [stdout]    |                                                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 85 -     pub fn watch_viewmodel(&mut self, controller: Arc<Controller>) {
[INFO] [stdout] 85 +     pub fn watch_viewmodel(&mut self, controller: Arc<dyn Controller>) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/session.rs:51:66
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn track_ui_updates(core: Arc<Desync<UiSessionCore>>) -> Box<Releasable> {
[INFO] [stdout]    |                                                                  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 51 -     fn track_ui_updates(core: Arc<Desync<UiSessionCore>>) -> Box<Releasable> {
[INFO] [stdout] 51 +     fn track_ui_updates(core: Arc<Desync<UiSessionCore>>) -> Box<dyn Releasable> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding_canvas.rs:80:44
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let mut release_notifications: Box<Releasable> = Box::new(vec![]);
[INFO] [stdout]    |                                            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 80 -         let mut release_notifications: Box<Releasable> = Box::new(vec![]);
[INFO] [stdout] 80 +         let mut release_notifications: Box<dyn Releasable> = Box::new(vec![]);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 52 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.55s
[INFO] running `Command { std: "docker" "inspect" "0b89ea32ed818bb716d2d36af98b569f306676ec6ae6d49edd4369d0317ce89f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b89ea32ed818bb716d2d36af98b569f306676ec6ae6d49edd4369d0317ce89f", kill_on_drop: false }`
[INFO] [stdout] 0b89ea32ed818bb716d2d36af98b569f306676ec6ae6d49edd4369d0317ce89f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5106ee026730a08534fddacf4d317c6786bdb124925edff95723a93134ce33f4
[INFO] running `Command { std: "docker" "start" "-a" "5106ee026730a08534fddacf4d317c6786bdb124925edff95723a93134ce33f4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/diff_viewmodel.rs:28:22
[INFO] [stdout]    |
[INFO] [stdout] 28 |     controller: Weak<Controller>,
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 -     controller: Weak<Controller>,
[INFO] [stdout] 28 +     controller: Weak<dyn Controller>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/diff_viewmodel.rs:42:22
[INFO] [stdout]    |
[INFO] [stdout] 42 |     controller: Weak<Controller>,
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 42 -     controller: Weak<Controller>,
[INFO] [stdout] 42 +     controller: Weak<dyn Controller>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/diff_viewmodel.rs:51:32
[INFO] [stdout]    |
[INFO] [stdout] 51 |     watcher_lifetimes: Vec<Box<Releasable>>
[INFO] [stdout]    |                                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 51 -     watcher_lifetimes: Vec<Box<Releasable>>
[INFO] [stdout] 51 +     watcher_lifetimes: Vec<Box<dyn Releasable>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding_canvas.rs:31:25
[INFO] [stdout]    |
[INFO] [stdout] 31 |     draw_fn: Option<Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 -     draw_fn: Option<Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stdout] 31 +     draw_fn: Option<Box<dyn Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding_canvas.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |     draw_fn: Option<Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 -     draw_fn: Option<Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stdout] 31 +     draw_fn: Option<Box<Fn(&mut dyn GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding_canvas.rs:34:38
[INFO] [stdout]    |
[INFO] [stdout] 34 |     active_notifications: Option<Box<Releasable>>
[INFO] [stdout]    |                                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 34 -     active_notifications: Option<Box<Releasable>>
[INFO] [stdout] 34 +     active_notifications: Option<Box<dyn Releasable>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controllers/virtual_canvas.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 |     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 -     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout] 31 +     draw_region: Arc<dyn Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controllers/virtual_canvas.rs:31:42
[INFO] [stdout]    |
[INFO] [stdout] 31 |     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 -     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout] 31 +     draw_region: Arc<Fn(f32, f32) -> Box<dyn Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controllers/virtual_canvas.rs:31:50
[INFO] [stdout]    |
[INFO] [stdout] 31 |     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 -     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout] 31 +     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut dyn GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/core.rs:21:31
[INFO] [stdout]    |
[INFO] [stdout] 21 |     update_callbacks: Vec<Box<FnMut(&mut UiSessionCore) -> ()+Send>>
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 -     update_callbacks: Vec<Box<FnMut(&mut UiSessionCore) -> ()+Send>>
[INFO] [stdout] 21 +     update_callbacks: Vec<Box<dyn FnMut(&mut UiSessionCore) -> ()+Send>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/event_sink.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |     controller: Arc<Controller>,
[INFO] [stdout]    |                     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 17 -     controller: Arc<Controller>,
[INFO] [stdout] 17 +     controller: Arc<dyn Controller>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/update_stream.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |     controller: Arc<Controller>,
[INFO] [stdout]    |                     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 -     controller: Arc<Controller>,
[INFO] [stdout] 21 +     controller: Arc<dyn Controller>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/canvas_state.rs:24:33
[INFO] [stdout]    |
[INFO] [stdout] 24 |     control_watch_lifetime: Box<Releasable>
[INFO] [stdout]    |                                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 -     control_watch_lifetime: Box<Releasable>
[INFO] [stdout] 24 +     control_watch_lifetime: Box<dyn Releasable>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/canvas_state.rs:44:31
[INFO] [stdout]    |
[INFO] [stdout] 44 |     command_stream: Spawn<Box<Stream<Item=Draw,Error=()>+Send>>
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 -     command_stream: Spawn<Box<Stream<Item=Draw,Error=()>+Send>>
[INFO] [stdout] 44 +     command_stream: Spawn<Box<dyn Stream<Item=Draw,Error=()>+Send>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/session.rs:27:35
[INFO] [stdout]    |
[INFO] [stdout] 27 |     ui_update_lifetime: Mutex<Box<Releasable>>
[INFO] [stdout]    |                                   ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 27 -     ui_update_lifetime: Mutex<Box<Releasable>>
[INFO] [stdout] 27 +     ui_update_lifetime: Mutex<Box<dyn Releasable>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/image/mod.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Png(Arc<ImageData>),
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 11 -     Png(Arc<ImageData>),
[INFO] [stdout] 11 +     Png(Arc<dyn ImageData>),
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/image/mod.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Svg(Arc<ImageData>)
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 -     Svg(Arc<ImageData>)
[INFO] [stdout] 14 +     Svg(Arc<dyn ImageData>)
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controller.rs:62:43
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn get_full_ui_tree(base_controller: &Arc<Controller>) -> Control {
[INFO] [stdout]    |                                           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 62 - fn get_full_ui_tree(base_controller: &Arc<Controller>) -> Control {
[INFO] [stdout] 62 + fn get_full_ui_tree(base_controller: &Arc<dyn Controller>) -> Control {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controller.rs:117:41
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn assemble_ui(base_controller: Arc<Controller>) -> BindRef<Control> {
[INFO] [stdout]     |                                         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 117 - pub fn assemble_ui(base_controller: Arc<Controller>) -> BindRef<Control> {
[INFO] [stdout] 117 + pub fn assemble_ui(base_controller: Arc<dyn Controller>) -> BindRef<Control> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controller.rs:38:43
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn get_viewmodel(&self) -> Option<Arc<ViewModel>> { None }
[INFO] [stdout]    |                                           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 -     fn get_viewmodel(&self) -> Option<Arc<ViewModel>> { None }
[INFO] [stdout] 38 +     fn get_viewmodel(&self) -> Option<Arc<dyn ViewModel>> { None }
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controller.rs:41:58
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> { None }
[INFO] [stdout]    |                                                          ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 41 -     fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> { None }
[INFO] [stdout] 41 +     fn get_subcontroller(&self, _id: &str) -> Option<Arc<dyn Controller>> { None }
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controller.rs:149:58
[INFO] [stdout]     |
[INFO] [stdout] 149 |     fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stdout]     |                                                          ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 149 -     fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stdout] 149 +     fn get_subcontroller(&self, _id: &str) -> Option<Arc<dyn Controller>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diff_viewmodel.rs:245:71
[INFO] [stdout]     |
[INFO] [stdout] 245 | pub fn viewmodel_update_all(controller_path: Vec<String>, viewmodel: &ViewModel) -> ViewModelUpdate {
[INFO] [stdout]     |                                                                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 245 - pub fn viewmodel_update_all(controller_path: Vec<String>, viewmodel: &ViewModel) -> ViewModelUpdate {
[INFO] [stdout] 245 + pub fn viewmodel_update_all(controller_path: Vec<String>, viewmodel: &dyn ViewModel) -> ViewModelUpdate {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diff_viewmodel.rs:260:54
[INFO] [stdout]     |
[INFO] [stdout] 260 | pub fn viewmodel_update_controller_tree(controller: &Controller) -> Vec<ViewModelUpdate> {
[INFO] [stdout]     |                                                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 260 - pub fn viewmodel_update_controller_tree(controller: &Controller) -> Vec<ViewModelUpdate> {
[INFO] [stdout] 260 + pub fn viewmodel_update_controller_tree(controller: &dyn Controller) -> Vec<ViewModelUpdate> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diff_viewmodel.rs:265:46
[INFO] [stdout]     |
[INFO] [stdout] 265 |     fn add_controller_to_result(controller: &Controller, path: &mut Vec<String>, result: &mut Vec<ViewModelUpdate>) {
[INFO] [stdout]     |                                              ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 265 -     fn add_controller_to_result(controller: &Controller, path: &mut Vec<String>, result: &mut Vec<ViewModelUpdate>) {
[INFO] [stdout] 265 +     fn add_controller_to_result(controller: &dyn Controller, path: &mut Vec<String>, result: &mut Vec<ViewModelUpdate>) {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/diff_viewmodel.rs:58:32
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn new(controller: Arc<Controller>) -> DiffViewModel {
[INFO] [stdout]    |                                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 58 -     pub fn new(controller: Arc<Controller>) -> DiffViewModel {
[INFO] [stdout] 58 +     pub fn new(controller: Arc<dyn Controller>) -> DiffViewModel {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/diff_viewmodel.rs:92:43
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn watch_controller(controller: &Weak<Controller>) -> WatchViewModel {
[INFO] [stdout]    |                                           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     fn watch_controller(controller: &Weak<Controller>) -> WatchViewModel {
[INFO] [stdout] 92 +     fn watch_controller(controller: &Weak<dyn Controller>) -> WatchViewModel {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding_canvas.rs:79:78
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<Notifiable>) -> Box<Releasable> {
[INFO] [stdout]    |                                                                              ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 -     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<Notifiable>) -> Box<Releasable> {
[INFO] [stdout] 79 +     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<Notifiable>) -> Box<dyn Releasable> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding_canvas.rs:79:58
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<Notifiable>) -> Box<Releasable> {
[INFO] [stdout]    |                                                          ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 -     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<Notifiable>) -> Box<Releasable> {
[INFO] [stdout] 79 +     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<dyn Notifiable>) -> Box<Releasable> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding_canvas.rs:151:52
[INFO] [stdout]     |
[INFO] [stdout] 151 |     pub fn with_drawing<DrawingFn: 'static+Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>(draw: DrawingFn) -> BindingCanvas {
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 151 -     pub fn with_drawing<DrawingFn: 'static+Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>(draw: DrawingFn) -> BindingCanvas {
[INFO] [stdout] 151 +     pub fn with_drawing<DrawingFn: 'static+Fn(&mut dyn GraphicsPrimitives) -> ()+Send+Sync>(draw: DrawingFn) -> BindingCanvas {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding_canvas.rs:167:49
[INFO] [stdout]     |
[INFO] [stdout] 167 |     pub fn on_redraw<DrawingFn: 'static+Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>(&self, draw: DrawingFn) {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 167 -     pub fn on_redraw<DrawingFn: 'static+Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>(&self, draw: DrawingFn) {
[INFO] [stdout] 167 +     pub fn on_redraw<DrawingFn: 'static+Fn(&mut dyn GraphicsPrimitives) -> ()+Send+Sync>(&self, draw: DrawingFn) {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/image/mod.rs:22:27
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn read(&self) -> Box<Read+Send>;
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 -     fn read(&self) -> Box<Read+Send>;
[INFO] [stdout] 22 +     fn read(&self) -> Box<dyn Read+Send>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/image/mod.rs:25:34
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>>;
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 25 -     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>>;
[INFO] [stdout] 25 +     fn read_future(&self) -> Box<dyn Stream<Item=u8, Error=()>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/control/control.rs:101:44
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn attributes<'a>(&'a self) -> Box<Iterator<Item=&'a ControlAttribute>+'a> {
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 101 -     pub fn attributes<'a>(&'a self) -> Box<Iterator<Item=&'a ControlAttribute>+'a> {
[INFO] [stdout] 101 +     pub fn attributes<'a>(&'a self) -> Box<dyn Iterator<Item=&'a ControlAttribute>+'a> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/image/inmemory.rs:101:27
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn read(&self) -> Box<Read+Send> {
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 101 -     fn read(&self) -> Box<Read+Send> {
[INFO] [stdout] 101 +     fn read(&self) -> Box<dyn Read+Send> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/image/inmemory.rs:105:34
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 105 -     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>> {
[INFO] [stdout] 105 +     fn read_future(&self) -> Box<dyn Stream<Item=u8, Error=()>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/image/static_data.rs:76:27
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn read(&self) -> Box<Read+Send> {
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 76 -     fn read(&self) -> Box<Read+Send> {
[INFO] [stdout] 76 +     fn read(&self) -> Box<dyn Read+Send> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/image/static_data.rs:80:34
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>> {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 80 -     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>> {
[INFO] [stdout] 80 +     fn read_future(&self) -> Box<dyn Stream<Item=u8, Error=()>> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling flo_ui v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controllers/popup_controller.rs:146:43
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 146 -     fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stdout] 146 +     fn get_viewmodel(&self) -> Option<Arc<dyn ViewModel>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controllers/popup_controller.rs:150:57
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn get_subcontroller(&self, id: &str) -> Option<Arc<Controller>> { 
[INFO] [stdout]     |                                                         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 150 -     fn get_subcontroller(&self, id: &str) -> Option<Arc<Controller>> { 
[INFO] [stdout] 150 +     fn get_subcontroller(&self, id: &str) -> Option<Arc<dyn Controller>> { 
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controllers/virtual_canvas.rs:41:48
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn new<DrawRegion: Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<Reso...
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 41 -     pub fn new<DrawRegion: Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<ResourceManager<BindingCanvas>>, draw_region: DrawRegion) -> VirtualCanvas {
[INFO] [stdout] 41 +     pub fn new<DrawRegion: Fn(f32, f32) -> Box<dyn Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<ResourceManager<BindingCanvas>>, draw_region: DrawRegion) -> VirtualCanvas {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controllers/virtual_canvas.rs:41:56
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn new<DrawRegion: Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<Reso...
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 41 -     pub fn new<DrawRegion: Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<ResourceManager<BindingCanvas>>, draw_region: DrawRegion) -> VirtualCanvas {
[INFO] [stdout] 41 +     pub fn new<DrawRegion: Fn(f32, f32) -> Box<Fn(&mut dyn GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<ResourceManager<BindingCanvas>>, draw_region: DrawRegion) -> VirtualCanvas {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/core.rs:28:32
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn new(controller: Arc<Controller>) -> UiSessionCore {
[INFO] [stdout]    |                                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 -     pub fn new(controller: Arc<Controller>) -> UiSessionCore {
[INFO] [stdout] 28 +     pub fn new(controller: Arc<dyn Controller>) -> UiSessionCore {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/core.rs:52:73
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn dispatch_event(&mut self, events: Vec<UiEvent>, controller: &Controller) {
[INFO] [stdout]    |                                                                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 52 -     pub fn dispatch_event(&mut self, events: Vec<UiEvent>, controller: &Controller) {
[INFO] [stdout] 52 +     pub fn dispatch_event(&mut self, events: Vec<UiEvent>, controller: &dyn Controller) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/session/core.rs:126:48
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn dispatch_action(&mut self, controller: &Controller, event_name: String, action_parameter: ActionParameter) {
[INFO] [stdout]     |                                                ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 126 -     fn dispatch_action(&mut self, controller: &Controller, event_name: String, action_parameter: ActionParameter) {
[INFO] [stdout] 126 +     fn dispatch_action(&mut self, controller: &dyn Controller, event_name: String, action_parameter: ActionParameter) {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/session/core.rs:133:46
[INFO] [stdout]     |
[INFO] [stdout] 133 |     fn dispatch_tick(&mut self, controller: &Controller) {
[INFO] [stdout]     |                                              ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 133 -     fn dispatch_tick(&mut self, controller: &Controller) {
[INFO] [stdout] 133 +     fn dispatch_tick(&mut self, controller: &dyn Controller) {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/update_stream.rs:57:32
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn new(controller: Arc<Controller>, core: Arc<Desync<UiSessionCore>>) -> UiUpdateStream {
[INFO] [stdout]    |                                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 57 -     pub fn new(controller: Arc<Controller>, core: Arc<Desync<UiSessionCore>>) -> UiUpdateStream {
[INFO] [stdout] 57 +     pub fn new(controller: Arc<dyn Controller>, core: Arc<Desync<UiSessionCore>>) -> UiUpdateStream {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/session/update_stream.rs:141:32
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn new(controller: Arc<Controller>) -> UpdateStreamCore {
[INFO] [stdout]     |                                ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 141 -     pub fn new(controller: Arc<Controller>) -> UpdateStreamCore {
[INFO] [stdout] 141 +     pub fn new(controller: Arc<dyn Controller>) -> UpdateStreamCore {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/state.rs:85:55
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn watch_viewmodel(&mut self, controller: Arc<Controller>) {
[INFO] [stdout]    |                                                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 85 -     pub fn watch_viewmodel(&mut self, controller: Arc<Controller>) {
[INFO] [stdout] 85 +     pub fn watch_viewmodel(&mut self, controller: Arc<dyn Controller>) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/session.rs:51:66
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn track_ui_updates(core: Arc<Desync<UiSessionCore>>) -> Box<Releasable> {
[INFO] [stdout]    |                                                                  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 51 -     fn track_ui_updates(core: Arc<Desync<UiSessionCore>>) -> Box<Releasable> {
[INFO] [stdout] 51 +     fn track_ui_updates(core: Arc<Desync<UiSessionCore>>) -> Box<dyn Releasable> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding_canvas.rs:80:44
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let mut release_notifications: Box<Releasable> = Box::new(vec![]);
[INFO] [stdout]    |                                            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 80 -         let mut release_notifications: Box<Releasable> = Box::new(vec![]);
[INFO] [stdout] 80 +         let mut release_notifications: Box<dyn Releasable> = Box::new(vec![]);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 52 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/diff_viewmodel.rs:28:22
[INFO] [stdout]    |
[INFO] [stdout] 28 |     controller: Weak<Controller>,
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 -     controller: Weak<Controller>,
[INFO] [stdout] 28 +     controller: Weak<dyn Controller>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/diff_viewmodel.rs:42:22
[INFO] [stdout]    |
[INFO] [stdout] 42 |     controller: Weak<Controller>,
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 42 -     controller: Weak<Controller>,
[INFO] [stdout] 42 +     controller: Weak<dyn Controller>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/diff_viewmodel.rs:51:32
[INFO] [stdout]    |
[INFO] [stdout] 51 |     watcher_lifetimes: Vec<Box<Releasable>>
[INFO] [stdout]    |                                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 51 -     watcher_lifetimes: Vec<Box<Releasable>>
[INFO] [stdout] 51 +     watcher_lifetimes: Vec<Box<dyn Releasable>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding_canvas.rs:31:25
[INFO] [stdout]    |
[INFO] [stdout] 31 |     draw_fn: Option<Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 -     draw_fn: Option<Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stdout] 31 +     draw_fn: Option<Box<dyn Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding_canvas.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |     draw_fn: Option<Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 -     draw_fn: Option<Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stdout] 31 +     draw_fn: Option<Box<Fn(&mut dyn GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding_canvas.rs:34:38
[INFO] [stdout]    |
[INFO] [stdout] 34 |     active_notifications: Option<Box<Releasable>>
[INFO] [stdout]    |                                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 34 -     active_notifications: Option<Box<Releasable>>
[INFO] [stdout] 34 +     active_notifications: Option<Box<dyn Releasable>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controllers/virtual_canvas.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 |     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 -     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout] 31 +     draw_region: Arc<dyn Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controllers/virtual_canvas.rs:31:42
[INFO] [stdout]    |
[INFO] [stdout] 31 |     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 -     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout] 31 +     draw_region: Arc<Fn(f32, f32) -> Box<dyn Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controllers/virtual_canvas.rs:31:50
[INFO] [stdout]    |
[INFO] [stdout] 31 |     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 -     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout] 31 +     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut dyn GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/core.rs:21:31
[INFO] [stdout]    |
[INFO] [stdout] 21 |     update_callbacks: Vec<Box<FnMut(&mut UiSessionCore) -> ()+Send>>
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 -     update_callbacks: Vec<Box<FnMut(&mut UiSessionCore) -> ()+Send>>
[INFO] [stdout] 21 +     update_callbacks: Vec<Box<dyn FnMut(&mut UiSessionCore) -> ()+Send>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/event_sink.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |     controller: Arc<Controller>,
[INFO] [stdout]    |                     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 17 -     controller: Arc<Controller>,
[INFO] [stdout] 17 +     controller: Arc<dyn Controller>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/update_stream.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |     controller: Arc<Controller>,
[INFO] [stdout]    |                     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 -     controller: Arc<Controller>,
[INFO] [stdout] 21 +     controller: Arc<dyn Controller>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/canvas_state.rs:24:33
[INFO] [stdout]    |
[INFO] [stdout] 24 |     control_watch_lifetime: Box<Releasable>
[INFO] [stdout]    |                                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 -     control_watch_lifetime: Box<Releasable>
[INFO] [stdout] 24 +     control_watch_lifetime: Box<dyn Releasable>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/canvas_state.rs:44:31
[INFO] [stdout]    |
[INFO] [stdout] 44 |     command_stream: Spawn<Box<Stream<Item=Draw,Error=()>+Send>>
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 -     command_stream: Spawn<Box<Stream<Item=Draw,Error=()>+Send>>
[INFO] [stdout] 44 +     command_stream: Spawn<Box<dyn Stream<Item=Draw,Error=()>+Send>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/session.rs:27:35
[INFO] [stdout]    |
[INFO] [stdout] 27 |     ui_update_lifetime: Mutex<Box<Releasable>>
[INFO] [stdout]    |                                   ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 27 -     ui_update_lifetime: Mutex<Box<Releasable>>
[INFO] [stdout] 27 +     ui_update_lifetime: Mutex<Box<dyn Releasable>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/image/mod.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Png(Arc<ImageData>),
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 11 -     Png(Arc<ImageData>),
[INFO] [stdout] 11 +     Png(Arc<dyn ImageData>),
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/image/mod.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Svg(Arc<ImageData>)
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 -     Svg(Arc<ImageData>)
[INFO] [stdout] 14 +     Svg(Arc<dyn ImageData>)
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controller.rs:62:43
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn get_full_ui_tree(base_controller: &Arc<Controller>) -> Control {
[INFO] [stdout]    |                                           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 62 - fn get_full_ui_tree(base_controller: &Arc<Controller>) -> Control {
[INFO] [stdout] 62 + fn get_full_ui_tree(base_controller: &Arc<dyn Controller>) -> Control {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controller.rs:117:41
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn assemble_ui(base_controller: Arc<Controller>) -> BindRef<Control> {
[INFO] [stdout]     |                                         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 117 - pub fn assemble_ui(base_controller: Arc<Controller>) -> BindRef<Control> {
[INFO] [stdout] 117 + pub fn assemble_ui(base_controller: Arc<dyn Controller>) -> BindRef<Control> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controller.rs:38:43
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn get_viewmodel(&self) -> Option<Arc<ViewModel>> { None }
[INFO] [stdout]    |                                           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 -     fn get_viewmodel(&self) -> Option<Arc<ViewModel>> { None }
[INFO] [stdout] 38 +     fn get_viewmodel(&self) -> Option<Arc<dyn ViewModel>> { None }
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controller.rs:41:58
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> { None }
[INFO] [stdout]    |                                                          ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 41 -     fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> { None }
[INFO] [stdout] 41 +     fn get_subcontroller(&self, _id: &str) -> Option<Arc<dyn Controller>> { None }
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controller.rs:149:58
[INFO] [stdout]     |
[INFO] [stdout] 149 |     fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stdout]     |                                                          ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 149 -     fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stdout] 149 +     fn get_subcontroller(&self, _id: &str) -> Option<Arc<dyn Controller>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diff_viewmodel.rs:245:71
[INFO] [stdout]     |
[INFO] [stdout] 245 | pub fn viewmodel_update_all(controller_path: Vec<String>, viewmodel: &ViewModel) -> ViewModelUpdate {
[INFO] [stdout]     |                                                                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 245 - pub fn viewmodel_update_all(controller_path: Vec<String>, viewmodel: &ViewModel) -> ViewModelUpdate {
[INFO] [stdout] 245 + pub fn viewmodel_update_all(controller_path: Vec<String>, viewmodel: &dyn ViewModel) -> ViewModelUpdate {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diff_viewmodel.rs:260:54
[INFO] [stdout]     |
[INFO] [stdout] 260 | pub fn viewmodel_update_controller_tree(controller: &Controller) -> Vec<ViewModelUpdate> {
[INFO] [stdout]     |                                                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 260 - pub fn viewmodel_update_controller_tree(controller: &Controller) -> Vec<ViewModelUpdate> {
[INFO] [stdout] 260 + pub fn viewmodel_update_controller_tree(controller: &dyn Controller) -> Vec<ViewModelUpdate> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diff_viewmodel.rs:265:46
[INFO] [stdout]     |
[INFO] [stdout] 265 |     fn add_controller_to_result(controller: &Controller, path: &mut Vec<String>, result: &mut Vec<ViewModelUpdate>) {
[INFO] [stdout]     |                                              ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 265 -     fn add_controller_to_result(controller: &Controller, path: &mut Vec<String>, result: &mut Vec<ViewModelUpdate>) {
[INFO] [stdout] 265 +     fn add_controller_to_result(controller: &dyn Controller, path: &mut Vec<String>, result: &mut Vec<ViewModelUpdate>) {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/diff_viewmodel.rs:58:32
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn new(controller: Arc<Controller>) -> DiffViewModel {
[INFO] [stdout]    |                                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 58 -     pub fn new(controller: Arc<Controller>) -> DiffViewModel {
[INFO] [stdout] 58 +     pub fn new(controller: Arc<dyn Controller>) -> DiffViewModel {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/diff_viewmodel.rs:92:43
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn watch_controller(controller: &Weak<Controller>) -> WatchViewModel {
[INFO] [stdout]    |                                           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     fn watch_controller(controller: &Weak<Controller>) -> WatchViewModel {
[INFO] [stdout] 92 +     fn watch_controller(controller: &Weak<dyn Controller>) -> WatchViewModel {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding_canvas.rs:79:78
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<Notifiable>) -> Box<Releasable> {
[INFO] [stdout]    |                                                                              ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 -     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<Notifiable>) -> Box<Releasable> {
[INFO] [stdout] 79 +     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<Notifiable>) -> Box<dyn Releasable> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding_canvas.rs:79:58
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<Notifiable>) -> Box<Releasable> {
[INFO] [stdout]    |                                                          ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 -     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<Notifiable>) -> Box<Releasable> {
[INFO] [stdout] 79 +     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<dyn Notifiable>) -> Box<Releasable> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding_canvas.rs:151:52
[INFO] [stdout]     |
[INFO] [stdout] 151 |     pub fn with_drawing<DrawingFn: 'static+Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>(draw: DrawingFn) -> BindingCanvas {
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 151 -     pub fn with_drawing<DrawingFn: 'static+Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>(draw: DrawingFn) -> BindingCanvas {
[INFO] [stdout] 151 +     pub fn with_drawing<DrawingFn: 'static+Fn(&mut dyn GraphicsPrimitives) -> ()+Send+Sync>(draw: DrawingFn) -> BindingCanvas {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/binding_canvas.rs:167:49
[INFO] [stdout]     |
[INFO] [stdout] 167 |     pub fn on_redraw<DrawingFn: 'static+Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>(&self, draw: DrawingFn) {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 167 -     pub fn on_redraw<DrawingFn: 'static+Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>(&self, draw: DrawingFn) {
[INFO] [stdout] 167 +     pub fn on_redraw<DrawingFn: 'static+Fn(&mut dyn GraphicsPrimitives) -> ()+Send+Sync>(&self, draw: DrawingFn) {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/image/mod.rs:22:27
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn read(&self) -> Box<Read+Send>;
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 -     fn read(&self) -> Box<Read+Send>;
[INFO] [stdout] 22 +     fn read(&self) -> Box<dyn Read+Send>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/image/mod.rs:25:34
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>>;
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 25 -     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>>;
[INFO] [stdout] 25 +     fn read_future(&self) -> Box<dyn Stream<Item=u8, Error=()>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controller.rs:201:62
[INFO] [stdout]     |
[INFO] [stdout] 201 |         fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stdout]     |                                                              ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 201 -         fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stdout] 201 +         fn get_subcontroller(&self, _id: &str) -> Option<Arc<dyn Controller>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controller.rs:205:47
[INFO] [stdout]     |
[INFO] [stdout] 205 |         fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stdout]     |                                               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 205 -         fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stdout] 205 +         fn get_viewmodel(&self) -> Option<Arc<dyn ViewModel>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controller.rs:215:62
[INFO] [stdout]     |
[INFO] [stdout] 215 |         fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stdout]     |                                                              ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 215 -         fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stdout] 215 +         fn get_subcontroller(&self, _id: &str) -> Option<Arc<dyn Controller>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controller.rs:219:47
[INFO] [stdout]     |
[INFO] [stdout] 219 |         fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stdout]     |                                               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 219 -         fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stdout] 219 +         fn get_viewmodel(&self) -> Option<Arc<dyn ViewModel>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diff_viewmodel.rs:335:61
[INFO] [stdout]     |
[INFO] [stdout] 335 |         fn get_subcontroller(&self, id: &str) -> Option<Arc<Controller>> {
[INFO] [stdout]     |                                                             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 335 -         fn get_subcontroller(&self, id: &str) -> Option<Arc<Controller>> {
[INFO] [stdout] 335 +         fn get_subcontroller(&self, id: &str) -> Option<Arc<dyn Controller>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diff_viewmodel.rs:345:47
[INFO] [stdout]     |
[INFO] [stdout] 345 |         fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stdout]     |                                               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 345 -         fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stdout] 345 +         fn get_viewmodel(&self) -> Option<Arc<dyn ViewModel>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diff_viewmodel.rs:513:62
[INFO] [stdout]     |
[INFO] [stdout] 513 |         fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stdout]     |                                                              ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 513 -         fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stdout] 513 +         fn get_subcontroller(&self, _id: &str) -> Option<Arc<dyn Controller>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diff_viewmodel.rs:517:47
[INFO] [stdout]     |
[INFO] [stdout] 517 |         fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stdout]     |                                               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 517 -         fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stdout] 517 +         fn get_viewmodel(&self) -> Option<Arc<dyn ViewModel>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diff_viewmodel.rs:527:62
[INFO] [stdout]     |
[INFO] [stdout] 527 |         fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stdout]     |                                                              ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 527 -         fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stdout] 527 +         fn get_subcontroller(&self, _id: &str) -> Option<Arc<dyn Controller>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/diff_viewmodel.rs:531:47
[INFO] [stdout]     |
[INFO] [stdout] 531 |         fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stdout]     |                                               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 531 -         fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stdout] 531 +         fn get_viewmodel(&self) -> Option<Arc<dyn ViewModel>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/control/control.rs:101:44
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn attributes<'a>(&'a self) -> Box<Iterator<Item=&'a ControlAttribute>+'a> {
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 101 -     pub fn attributes<'a>(&'a self) -> Box<Iterator<Item=&'a ControlAttribute>+'a> {
[INFO] [stdout] 101 +     pub fn attributes<'a>(&'a self) -> Box<dyn Iterator<Item=&'a ControlAttribute>+'a> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/image/inmemory.rs:101:27
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn read(&self) -> Box<Read+Send> {
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 101 -     fn read(&self) -> Box<Read+Send> {
[INFO] [stdout] 101 +     fn read(&self) -> Box<dyn Read+Send> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/image/inmemory.rs:105:34
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 105 -     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>> {
[INFO] [stdout] 105 +     fn read_future(&self) -> Box<dyn Stream<Item=u8, Error=()>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/image/static_data.rs:76:27
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn read(&self) -> Box<Read+Send> {
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 76 -     fn read(&self) -> Box<Read+Send> {
[INFO] [stdout] 76 +     fn read(&self) -> Box<dyn Read+Send> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/image/static_data.rs:80:34
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>> {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 80 -     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>> {
[INFO] [stdout] 80 +     fn read_future(&self) -> Box<dyn Stream<Item=u8, Error=()>> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controllers/popup_controller.rs:146:43
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 146 -     fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stdout] 146 +     fn get_viewmodel(&self) -> Option<Arc<dyn ViewModel>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controllers/popup_controller.rs:150:57
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn get_subcontroller(&self, id: &str) -> Option<Arc<Controller>> { 
[INFO] [stdout]     |                                                         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 150 -     fn get_subcontroller(&self, id: &str) -> Option<Arc<Controller>> { 
[INFO] [stdout] 150 +     fn get_subcontroller(&self, id: &str) -> Option<Arc<dyn Controller>> { 
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controllers/virtual_canvas.rs:41:48
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn new<DrawRegion: Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<Reso...
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 41 -     pub fn new<DrawRegion: Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<ResourceManager<BindingCanvas>>, draw_region: DrawRegion) -> VirtualCanvas {
[INFO] [stdout] 41 +     pub fn new<DrawRegion: Fn(f32, f32) -> Box<dyn Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<ResourceManager<BindingCanvas>>, draw_region: DrawRegion) -> VirtualCanvas {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controllers/virtual_canvas.rs:41:56
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn new<DrawRegion: Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<Reso...
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 41 -     pub fn new<DrawRegion: Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<ResourceManager<BindingCanvas>>, draw_region: DrawRegion) -> VirtualCanvas {
[INFO] [stdout] 41 +     pub fn new<DrawRegion: Fn(f32, f32) -> Box<Fn(&mut dyn GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<ResourceManager<BindingCanvas>>, draw_region: DrawRegion) -> VirtualCanvas {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/core.rs:28:32
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn new(controller: Arc<Controller>) -> UiSessionCore {
[INFO] [stdout]    |                                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 -     pub fn new(controller: Arc<Controller>) -> UiSessionCore {
[INFO] [stdout] 28 +     pub fn new(controller: Arc<dyn Controller>) -> UiSessionCore {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/core.rs:52:73
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn dispatch_event(&mut self, events: Vec<UiEvent>, controller: &Controller) {
[INFO] [stdout]    |                                                                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 52 -     pub fn dispatch_event(&mut self, events: Vec<UiEvent>, controller: &Controller) {
[INFO] [stdout] 52 +     pub fn dispatch_event(&mut self, events: Vec<UiEvent>, controller: &dyn Controller) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/session/core.rs:126:48
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn dispatch_action(&mut self, controller: &Controller, event_name: String, action_parameter: ActionParameter) {
[INFO] [stdout]     |                                                ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 126 -     fn dispatch_action(&mut self, controller: &Controller, event_name: String, action_parameter: ActionParameter) {
[INFO] [stdout] 126 +     fn dispatch_action(&mut self, controller: &dyn Controller, event_name: String, action_parameter: ActionParameter) {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/session/core.rs:133:46
[INFO] [stdout]     |
[INFO] [stdout] 133 |     fn dispatch_tick(&mut self, controller: &Controller) {
[INFO] [stdout]     |                                              ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 133 -     fn dispatch_tick(&mut self, controller: &Controller) {
[INFO] [stdout] 133 +     fn dispatch_tick(&mut self, controller: &dyn Controller) {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/update_stream.rs:57:32
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn new(controller: Arc<Controller>, core: Arc<Desync<UiSessionCore>>) -> UiUpdateStream {
[INFO] [stdout]    |                                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 57 -     pub fn new(controller: Arc<Controller>, core: Arc<Desync<UiSessionCore>>) -> UiUpdateStream {
[INFO] [stdout] 57 +     pub fn new(controller: Arc<dyn Controller>, core: Arc<Desync<UiSessionCore>>) -> UiUpdateStream {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/session/update_stream.rs:141:32
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn new(controller: Arc<Controller>) -> UpdateStreamCore {
[INFO] [stdout]     |                                ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 141 -     pub fn new(controller: Arc<Controller>) -> UpdateStreamCore {
[INFO] [stdout] 141 +     pub fn new(controller: Arc<dyn Controller>) -> UpdateStreamCore {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/state.rs:85:55
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn watch_viewmodel(&mut self, controller: Arc<Controller>) {
[INFO] [stdout]    |                                                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 85 -     pub fn watch_viewmodel(&mut self, controller: Arc<Controller>) {
[INFO] [stdout] 85 +     pub fn watch_viewmodel(&mut self, controller: Arc<dyn Controller>) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/session.rs:51:66
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn track_ui_updates(core: Arc<Desync<UiSessionCore>>) -> Box<Releasable> {
[INFO] [stdout]    |                                                                  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 51 -     fn track_ui_updates(core: Arc<Desync<UiSessionCore>>) -> Box<Releasable> {
[INFO] [stdout] 51 +     fn track_ui_updates(core: Arc<Desync<UiSessionCore>>) -> Box<dyn Releasable> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/session/tests.rs:23:43
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn get_viewmodel(&self) -> Option<Arc<ViewModel>> { 
[INFO] [stdout]    |                                           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 23 -     fn get_viewmodel(&self) -> Option<Arc<ViewModel>> { 
[INFO] [stdout] 23 +     fn get_viewmodel(&self) -> Option<Arc<dyn ViewModel>> { 
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding_canvas.rs:80:44
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let mut release_notifications: Box<Releasable> = Box::new(vec![]);
[INFO] [stdout]    |                                            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 80 -         let mut release_notifications: Box<Releasable> = Box::new(vec![]);
[INFO] [stdout] 80 +         let mut release_notifications: Box<dyn Releasable> = Box::new(vec![]);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/dynamic_viewmodel.rs:178:13
[INFO] [stdout]     |
[INFO] [stdout] 178 |         let mut property_value      = bind(PropertyValue::Int(1));
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/binding_canvas.rs:240:13
[INFO] [stdout]     |
[INFO] [stdout] 240 |         let mut binding = bind((1.0, 2.0));
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/session/canvas_state.rs:273:13
[INFO] [stdout]     |
[INFO] [stdout] 273 |         let mut control         = Binding::new(Control::canvas().with(canvas));
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/session/tests.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |     let mut ui = bind(Control::empty());
[INFO] [stdout]     |         ----^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.12s
[INFO] [stdout] warning: 67 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5106ee026730a08534fddacf4d317c6786bdb124925edff95723a93134ce33f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5106ee026730a08534fddacf4d317c6786bdb124925edff95723a93134ce33f4", kill_on_drop: false }`
[INFO] [stdout] 5106ee026730a08534fddacf4d317c6786bdb124925edff95723a93134ce33f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] daf831544aedbb58b222398fa85a26467a5377ffcd389b884a3faff56c52016d
[INFO] running `Command { std: "docker" "start" "-a" "daf831544aedbb58b222398fa85a26467a5377ffcd389b884a3faff56c52016d", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/diff_viewmodel.rs:28:22
[INFO] [stderr]    |
[INFO] [stderr] 28 |     controller: Weak<Controller>,
[INFO] [stderr]    |                      ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 28 -     controller: Weak<Controller>,
[INFO] [stderr] 28 +     controller: Weak<dyn Controller>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/diff_viewmodel.rs:42:22
[INFO] [stderr]    |
[INFO] [stderr] 42 |     controller: Weak<Controller>,
[INFO] [stderr]    |                      ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 42 -     controller: Weak<Controller>,
[INFO] [stderr] 42 +     controller: Weak<dyn Controller>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/diff_viewmodel.rs:51:32
[INFO] [stderr]    |
[INFO] [stderr] 51 |     watcher_lifetimes: Vec<Box<Releasable>>
[INFO] [stderr]    |                                ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 51 -     watcher_lifetimes: Vec<Box<Releasable>>
[INFO] [stderr] 51 +     watcher_lifetimes: Vec<Box<dyn Releasable>>
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding_canvas.rs:31:25
[INFO] [stderr]    |
[INFO] [stderr] 31 |     draw_fn: Option<Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 31 -     draw_fn: Option<Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stderr] 31 +     draw_fn: Option<Box<dyn Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding_canvas.rs:31:33
[INFO] [stderr]    |
[INFO] [stderr] 31 |     draw_fn: Option<Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 31 -     draw_fn: Option<Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stderr] 31 +     draw_fn: Option<Box<Fn(&mut dyn GraphicsPrimitives) -> ()+Send+Sync>>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding_canvas.rs:34:38
[INFO] [stderr]    |
[INFO] [stderr] 34 |     active_notifications: Option<Box<Releasable>>
[INFO] [stderr]    |                                      ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 34 -     active_notifications: Option<Box<Releasable>>
[INFO] [stderr] 34 +     active_notifications: Option<Box<dyn Releasable>>
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/controllers/virtual_canvas.rs:31:22
[INFO] [stderr]    |
[INFO] [stderr] 31 |     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 31 -     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stderr] 31 +     draw_region: Arc<dyn Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/controllers/virtual_canvas.rs:31:42
[INFO] [stderr]    |
[INFO] [stderr] 31 |     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 31 -     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stderr] 31 +     draw_region: Arc<Fn(f32, f32) -> Box<dyn Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/controllers/virtual_canvas.rs:31:50
[INFO] [stderr]    |
[INFO] [stderr] 31 |     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 31 -     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stderr] 31 +     draw_region: Arc<Fn(f32, f32) -> Box<Fn(&mut dyn GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/session/core.rs:21:31
[INFO] [stderr]    |
[INFO] [stderr] 21 |     update_callbacks: Vec<Box<FnMut(&mut UiSessionCore) -> ()+Send>>
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 21 -     update_callbacks: Vec<Box<FnMut(&mut UiSessionCore) -> ()+Send>>
[INFO] [stderr] 21 +     update_callbacks: Vec<Box<dyn FnMut(&mut UiSessionCore) -> ()+Send>>
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/session/event_sink.rs:17:21
[INFO] [stderr]    |
[INFO] [stderr] 17 |     controller: Arc<Controller>,
[INFO] [stderr]    |                     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 17 -     controller: Arc<Controller>,
[INFO] [stderr] 17 +     controller: Arc<dyn Controller>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/session/update_stream.rs:21:21
[INFO] [stderr]    |
[INFO] [stderr] 21 |     controller: Arc<Controller>,
[INFO] [stderr]    |                     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 21 -     controller: Arc<Controller>,
[INFO] [stderr] 21 +     controller: Arc<dyn Controller>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/session/canvas_state.rs:24:33
[INFO] [stderr]    |
[INFO] [stderr] 24 |     control_watch_lifetime: Box<Releasable>
[INFO] [stderr]    |                                 ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 24 -     control_watch_lifetime: Box<Releasable>
[INFO] [stderr] 24 +     control_watch_lifetime: Box<dyn Releasable>
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/session/canvas_state.rs:44:31
[INFO] [stderr]    |
[INFO] [stderr] 44 |     command_stream: Spawn<Box<Stream<Item=Draw,Error=()>+Send>>
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 44 -     command_stream: Spawn<Box<Stream<Item=Draw,Error=()>+Send>>
[INFO] [stderr] 44 +     command_stream: Spawn<Box<dyn Stream<Item=Draw,Error=()>+Send>>
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/session/session.rs:27:35
[INFO] [stderr]    |
[INFO] [stderr] 27 |     ui_update_lifetime: Mutex<Box<Releasable>>
[INFO] [stderr]    |                                   ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 27 -     ui_update_lifetime: Mutex<Box<Releasable>>
[INFO] [stderr] 27 +     ui_update_lifetime: Mutex<Box<dyn Releasable>>
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/image/mod.rs:11:13
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Png(Arc<ImageData>),
[INFO] [stderr]    |             ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 11 -     Png(Arc<ImageData>),
[INFO] [stderr] 11 +     Png(Arc<dyn ImageData>),
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/image/mod.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Svg(Arc<ImageData>)
[INFO] [stderr]    |             ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 14 -     Svg(Arc<ImageData>)
[INFO] [stderr] 14 +     Svg(Arc<dyn ImageData>)
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/controller.rs:62:43
[INFO] [stderr]    |
[INFO] [stderr] 62 | fn get_full_ui_tree(base_controller: &Arc<Controller>) -> Control {
[INFO] [stderr]    |                                           ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 62 - fn get_full_ui_tree(base_controller: &Arc<Controller>) -> Control {
[INFO] [stderr] 62 + fn get_full_ui_tree(base_controller: &Arc<dyn Controller>) -> Control {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/controller.rs:117:41
[INFO] [stderr]     |
[INFO] [stderr] 117 | pub fn assemble_ui(base_controller: Arc<Controller>) -> BindRef<Control> {
[INFO] [stderr]     |                                         ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 117 - pub fn assemble_ui(base_controller: Arc<Controller>) -> BindRef<Control> {
[INFO] [stderr] 117 + pub fn assemble_ui(base_controller: Arc<dyn Controller>) -> BindRef<Control> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/controller.rs:38:43
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn get_viewmodel(&self) -> Option<Arc<ViewModel>> { None }
[INFO] [stderr]    |                                           ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 38 -     fn get_viewmodel(&self) -> Option<Arc<ViewModel>> { None }
[INFO] [stderr] 38 +     fn get_viewmodel(&self) -> Option<Arc<dyn ViewModel>> { None }
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/controller.rs:41:58
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> { None }
[INFO] [stderr]    |                                                          ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 41 -     fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> { None }
[INFO] [stderr] 41 +     fn get_subcontroller(&self, _id: &str) -> Option<Arc<dyn Controller>> { None }
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/controller.rs:149:58
[INFO] [stderr]     |
[INFO] [stderr] 149 |     fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stderr]     |                                                          ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 149 -     fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stderr] 149 +     fn get_subcontroller(&self, _id: &str) -> Option<Arc<dyn Controller>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/diff_viewmodel.rs:245:71
[INFO] [stderr]     |
[INFO] [stderr] 245 | pub fn viewmodel_update_all(controller_path: Vec<String>, viewmodel: &ViewModel) -> ViewModelUpdate {
[INFO] [stderr]     |                                                                       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 245 - pub fn viewmodel_update_all(controller_path: Vec<String>, viewmodel: &ViewModel) -> ViewModelUpdate {
[INFO] [stderr] 245 + pub fn viewmodel_update_all(controller_path: Vec<String>, viewmodel: &dyn ViewModel) -> ViewModelUpdate {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/diff_viewmodel.rs:260:54
[INFO] [stderr]     |
[INFO] [stderr] 260 | pub fn viewmodel_update_controller_tree(controller: &Controller) -> Vec<ViewModelUpdate> {
[INFO] [stderr]     |                                                      ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 260 - pub fn viewmodel_update_controller_tree(controller: &Controller) -> Vec<ViewModelUpdate> {
[INFO] [stderr] 260 + pub fn viewmodel_update_controller_tree(controller: &dyn Controller) -> Vec<ViewModelUpdate> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/diff_viewmodel.rs:265:46
[INFO] [stderr]     |
[INFO] [stderr] 265 |     fn add_controller_to_result(controller: &Controller, path: &mut Vec<String>, result: &mut Vec<ViewModelUpdate>) {
[INFO] [stderr]     |                                              ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 265 -     fn add_controller_to_result(controller: &Controller, path: &mut Vec<String>, result: &mut Vec<ViewModelUpdate>) {
[INFO] [stderr] 265 +     fn add_controller_to_result(controller: &dyn Controller, path: &mut Vec<String>, result: &mut Vec<ViewModelUpdate>) {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/diff_viewmodel.rs:58:32
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn new(controller: Arc<Controller>) -> DiffViewModel {
[INFO] [stderr]    |                                ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 58 -     pub fn new(controller: Arc<Controller>) -> DiffViewModel {
[INFO] [stderr] 58 +     pub fn new(controller: Arc<dyn Controller>) -> DiffViewModel {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/diff_viewmodel.rs:92:43
[INFO] [stderr]    |
[INFO] [stderr] 92 |     fn watch_controller(controller: &Weak<Controller>) -> WatchViewModel {
[INFO] [stderr]    |                                           ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 92 -     fn watch_controller(controller: &Weak<Controller>) -> WatchViewModel {
[INFO] [stderr] 92 +     fn watch_controller(controller: &Weak<dyn Controller>) -> WatchViewModel {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding_canvas.rs:79:78
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<Notifiable>) -> Box<Releasable> {
[INFO] [stderr]    |                                                                              ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 79 -     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<Notifiable>) -> Box<Releasable> {
[INFO] [stderr] 79 +     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<Notifiable>) -> Box<dyn Releasable> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding_canvas.rs:79:58
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<Notifiable>) -> Box<Releasable> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 79 -     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<Notifiable>) -> Box<Releasable> {
[INFO] [stderr] 79 +     fn redraw(&mut self, canvas: &Canvas, to_notify: Arc<dyn Notifiable>) -> Box<Releasable> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/binding_canvas.rs:151:52
[INFO] [stderr]     |
[INFO] [stderr] 151 |     pub fn with_drawing<DrawingFn: 'static+Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>(draw: DrawingFn) -> BindingCanvas {
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 151 -     pub fn with_drawing<DrawingFn: 'static+Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>(draw: DrawingFn) -> BindingCanvas {
[INFO] [stderr] 151 +     pub fn with_drawing<DrawingFn: 'static+Fn(&mut dyn GraphicsPrimitives) -> ()+Send+Sync>(draw: DrawingFn) -> BindingCanvas {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/binding_canvas.rs:167:49
[INFO] [stderr]     |
[INFO] [stderr] 167 |     pub fn on_redraw<DrawingFn: 'static+Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>(&self, draw: DrawingFn) {
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 167 -     pub fn on_redraw<DrawingFn: 'static+Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>(&self, draw: DrawingFn) {
[INFO] [stderr] 167 +     pub fn on_redraw<DrawingFn: 'static+Fn(&mut dyn GraphicsPrimitives) -> ()+Send+Sync>(&self, draw: DrawingFn) {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/image/mod.rs:22:27
[INFO] [stderr]    |
[INFO] [stderr] 22 |     fn read(&self) -> Box<Read+Send>;
[INFO] [stderr]    |                           ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 22 -     fn read(&self) -> Box<Read+Send>;
[INFO] [stderr] 22 +     fn read(&self) -> Box<dyn Read+Send>;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/image/mod.rs:25:34
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>>;
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 25 -     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>>;
[INFO] [stderr] 25 +     fn read_future(&self) -> Box<dyn Stream<Item=u8, Error=()>>;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/control/control.rs:101:44
[INFO] [stderr]     |
[INFO] [stderr] 101 |     pub fn attributes<'a>(&'a self) -> Box<Iterator<Item=&'a ControlAttribute>+'a> {
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 101 -     pub fn attributes<'a>(&'a self) -> Box<Iterator<Item=&'a ControlAttribute>+'a> {
[INFO] [stderr] 101 +     pub fn attributes<'a>(&'a self) -> Box<dyn Iterator<Item=&'a ControlAttribute>+'a> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/image/inmemory.rs:101:27
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn read(&self) -> Box<Read+Send> {
[INFO] [stderr]     |                           ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 101 -     fn read(&self) -> Box<Read+Send> {
[INFO] [stderr] 101 +     fn read(&self) -> Box<dyn Read+Send> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/image/inmemory.rs:105:34
[INFO] [stderr]     |
[INFO] [stderr] 105 |     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 105 -     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>> {
[INFO] [stderr] 105 +     fn read_future(&self) -> Box<dyn Stream<Item=u8, Error=()>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/image/static_data.rs:76:27
[INFO] [stderr]    |
[INFO] [stderr] 76 |     fn read(&self) -> Box<Read+Send> {
[INFO] [stderr]    |                           ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 76 -     fn read(&self) -> Box<Read+Send> {
[INFO] [stderr] 76 +     fn read(&self) -> Box<dyn Read+Send> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/image/static_data.rs:80:34
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>> {
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 80 -     fn read_future(&self) -> Box<Stream<Item=u8, Error=()>> {
[INFO] [stderr] 80 +     fn read_future(&self) -> Box<dyn Stream<Item=u8, Error=()>> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/controllers/popup_controller.rs:146:43
[INFO] [stderr]     |
[INFO] [stderr] 146 |     fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stderr]     |                                           ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 146 -     fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stderr] 146 +     fn get_viewmodel(&self) -> Option<Arc<dyn ViewModel>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/controllers/popup_controller.rs:150:57
[INFO] [stderr]     |
[INFO] [stderr] 150 |     fn get_subcontroller(&self, id: &str) -> Option<Arc<Controller>> { 
[INFO] [stderr]     |                                                         ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 150 -     fn get_subcontroller(&self, id: &str) -> Option<Arc<Controller>> { 
[INFO] [stderr] 150 +     fn get_subcontroller(&self, id: &str) -> Option<Arc<dyn Controller>> { 
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/controllers/virtual_canvas.rs:41:48
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn new<DrawRegion: Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<Reso...
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 41 -     pub fn new<DrawRegion: Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<ResourceManager<BindingCanvas>>, draw_region: DrawRegion) -> VirtualCanvas {
[INFO] [stderr] 41 +     pub fn new<DrawRegion: Fn(f32, f32) -> Box<dyn Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<ResourceManager<BindingCanvas>>, draw_region: DrawRegion) -> VirtualCanvas {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/controllers/virtual_canvas.rs:41:56
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn new<DrawRegion: Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<Reso...
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 41 -     pub fn new<DrawRegion: Fn(f32, f32) -> Box<Fn(&mut GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<ResourceManager<BindingCanvas>>, draw_region: DrawRegion) -> VirtualCanvas {
[INFO] [stderr] 41 +     pub fn new<DrawRegion: Fn(f32, f32) -> Box<Fn(&mut dyn GraphicsPrimitives) -> ()+Send+Sync>+Send+Sync+'static>(canvas_resources: Arc<ResourceManager<BindingCanvas>>, draw_region: DrawRegion) -> VirtualCanvas {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/session/core.rs:28:32
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn new(controller: Arc<Controller>) -> UiSessionCore {
[INFO] [stderr]    |                                ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 28 -     pub fn new(controller: Arc<Controller>) -> UiSessionCore {
[INFO] [stderr] 28 +     pub fn new(controller: Arc<dyn Controller>) -> UiSessionCore {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/session/core.rs:52:73
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn dispatch_event(&mut self, events: Vec<UiEvent>, controller: &Controller) {
[INFO] [stderr]    |                                                                         ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 52 -     pub fn dispatch_event(&mut self, events: Vec<UiEvent>, controller: &Controller) {
[INFO] [stderr] 52 +     pub fn dispatch_event(&mut self, events: Vec<UiEvent>, controller: &dyn Controller) {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/session/core.rs:126:48
[INFO] [stderr]     |
[INFO] [stderr] 126 |     fn dispatch_action(&mut self, controller: &Controller, event_name: String, action_parameter: ActionParameter) {
[INFO] [stderr]     |                                                ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 126 -     fn dispatch_action(&mut self, controller: &Controller, event_name: String, action_parameter: ActionParameter) {
[INFO] [stderr] 126 +     fn dispatch_action(&mut self, controller: &dyn Controller, event_name: String, action_parameter: ActionParameter) {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/session/core.rs:133:46
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn dispatch_tick(&mut self, controller: &Controller) {
[INFO] [stderr]     |                                              ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 133 -     fn dispatch_tick(&mut self, controller: &Controller) {
[INFO] [stderr] 133 +     fn dispatch_tick(&mut self, controller: &dyn Controller) {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/session/update_stream.rs:57:32
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn new(controller: Arc<Controller>, core: Arc<Desync<UiSessionCore>>) -> UiUpdateStream {
[INFO] [stderr]    |                                ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 57 -     pub fn new(controller: Arc<Controller>, core: Arc<Desync<UiSessionCore>>) -> UiUpdateStream {
[INFO] [stderr] 57 +     pub fn new(controller: Arc<dyn Controller>, core: Arc<Desync<UiSessionCore>>) -> UiUpdateStream {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/session/update_stream.rs:141:32
[INFO] [stderr]     |
[INFO] [stderr] 141 |     pub fn new(controller: Arc<Controller>) -> UpdateStreamCore {
[INFO] [stderr]     |                                ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 141 -     pub fn new(controller: Arc<Controller>) -> UpdateStreamCore {
[INFO] [stderr] 141 +     pub fn new(controller: Arc<dyn Controller>) -> UpdateStreamCore {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/session/state.rs:85:55
[INFO] [stderr]    |
[INFO] [stderr] 85 |     pub fn watch_viewmodel(&mut self, controller: Arc<Controller>) {
[INFO] [stderr]    |                                                       ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 85 -     pub fn watch_viewmodel(&mut self, controller: Arc<Controller>) {
[INFO] [stderr] 85 +     pub fn watch_viewmodel(&mut self, controller: Arc<dyn Controller>) {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/session/session.rs:51:66
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn track_ui_updates(core: Arc<Desync<UiSessionCore>>) -> Box<Releasable> {
[INFO] [stderr]    |                                                                  ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 51 -     fn track_ui_updates(core: Arc<Desync<UiSessionCore>>) -> Box<Releasable> {
[INFO] [stderr] 51 +     fn track_ui_updates(core: Arc<Desync<UiSessionCore>>) -> Box<dyn Releasable> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding_canvas.rs:80:44
[INFO] [stderr]    |
[INFO] [stderr] 80 |         let mut release_notifications: Box<Releasable> = Box::new(vec![]);
[INFO] [stderr]    |                                            ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 80 -         let mut release_notifications: Box<Releasable> = Box::new(vec![]);
[INFO] [stderr] 80 +         let mut release_notifications: Box<dyn Releasable> = Box::new(vec![]);
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/controller.rs:201:62
[INFO] [stderr]     |
[INFO] [stderr] 201 |         fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stderr]     |                                                              ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 201 -         fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stderr] 201 +         fn get_subcontroller(&self, _id: &str) -> Option<Arc<dyn Controller>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/controller.rs:205:47
[INFO] [stderr]     |
[INFO] [stderr] 205 |         fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stderr]     |                                               ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 205 -         fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stderr] 205 +         fn get_viewmodel(&self) -> Option<Arc<dyn ViewModel>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/controller.rs:215:62
[INFO] [stderr]     |
[INFO] [stderr] 215 |         fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stderr]     |                                                              ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 215 -         fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stderr] 215 +         fn get_subcontroller(&self, _id: &str) -> Option<Arc<dyn Controller>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/controller.rs:219:47
[INFO] [stderr]     |
[INFO] [stderr] 219 |         fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stderr]     |                                               ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 219 -         fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stderr] 219 +         fn get_viewmodel(&self) -> Option<Arc<dyn ViewModel>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/diff_viewmodel.rs:335:61
[INFO] [stderr]     |
[INFO] [stderr] 335 |         fn get_subcontroller(&self, id: &str) -> Option<Arc<Controller>> {
[INFO] [stderr]     |                                                             ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 335 -         fn get_subcontroller(&self, id: &str) -> Option<Arc<Controller>> {
[INFO] [stderr] 335 +         fn get_subcontroller(&self, id: &str) -> Option<Arc<dyn Controller>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/diff_viewmodel.rs:345:47
[INFO] [stderr]     |
[INFO] [stderr] 345 |         fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stderr]     |                                               ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 345 -         fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stderr] 345 +         fn get_viewmodel(&self) -> Option<Arc<dyn ViewModel>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/diff_viewmodel.rs:513:62
[INFO] [stderr]     |
[INFO] [stderr] 513 |         fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stderr]     |                                                              ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 513 -         fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stderr] 513 +         fn get_subcontroller(&self, _id: &str) -> Option<Arc<dyn Controller>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/diff_viewmodel.rs:517:47
[INFO] [stderr]     |
[INFO] [stderr] 517 |         fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stderr]     |                                               ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 517 -         fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stderr] 517 +         fn get_viewmodel(&self) -> Option<Arc<dyn ViewModel>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/diff_viewmodel.rs:527:62
[INFO] [stderr]     |
[INFO] [stderr] 527 |         fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stderr]     |                                                              ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 527 -         fn get_subcontroller(&self, _id: &str) -> Option<Arc<Controller>> {
[INFO] [stderr] 527 +         fn get_subcontroller(&self, _id: &str) -> Option<Arc<dyn Controller>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/diff_viewmodel.rs:531:47
[INFO] [stderr]     |
[INFO] [stderr] 531 |         fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stderr]     |                                               ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 531 -         fn get_viewmodel(&self) -> Option<Arc<ViewModel>> {
[INFO] [stderr] 531 +         fn get_viewmodel(&self) -> Option<Arc<dyn ViewModel>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/session/tests.rs:23:43
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn get_viewmodel(&self) -> Option<Arc<ViewModel>> { 
[INFO] [stderr]    |                                           ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 23 -     fn get_viewmodel(&self) -> Option<Arc<ViewModel>> { 
[INFO] [stderr] 23 +     fn get_viewmodel(&self) -> Option<Arc<dyn ViewModel>> { 
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/dynamic_viewmodel.rs:178:13
[INFO] [stderr]     |
[INFO] [stderr] 178 |         let mut property_value      = bind(PropertyValue::Int(1));
[INFO] [stderr]     |             ----^^^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/binding_canvas.rs:240:13
[INFO] [stderr]     |
[INFO] [stderr] 240 |         let mut binding = bind((1.0, 2.0));
[INFO] [stderr]     |             ----^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/session/canvas_state.rs:273:13
[INFO] [stderr]     |
[INFO] [stderr] 273 |         let mut control         = Binding::new(Control::canvas().with(canvas));
[INFO] [stderr]     |             ----^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/session/tests.rs:130:9
[INFO] [stderr]     |
[INFO] [stderr] 130 |     let mut ui = bind(Control::empty());
[INFO] [stderr]     |         ----^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `flo_ui` (lib) generated 52 warnings
[INFO] [stderr] warning: `flo_ui` (lib test) generated 67 warnings (52 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/flo_ui-bf8e06382fdd0485)
[INFO] [stdout] 
[INFO] [stdout] running 89 tests
[INFO] [stdout] test control::test::can_create_label_with_many_attributes ... ok
[INFO] [stdout] test control::test::can_create_label_with_text ... ok
[INFO] [stdout] test control::test::can_create_button ... ok
[INFO] [stdout] test control::test::can_create_container_with_components ... ok
[INFO] [stdout] test control::test::controls_with_text_attributes_and_other_attributes_are_not_equal ... ok
[INFO] [stdout] test control::test::controls_with_text_attributes_and_other_attributes_are_same ... ok
[INFO] [stdout] test control::test::can_find_all_subcontrollers ... ok
[INFO] [stdout] test control::test::same_text_in_subtree_are_equal ... ok
[INFO] [stdout] test control::test::different_text_in_subtree_are_not_different ... ok
[INFO] [stdout] test controller::test::can_assemble_with_subassembly ... ok
[INFO] [stdout] test controller::test::controller_path_for_control_with_controller_skips_controller ... ok
[INFO] [stdout] test controller::test::subassembly_binding_updates ... ok
[INFO] [stdout] test controller::test::subassembly_binding_updates_after_reassembly ... ok
[INFO] [stdout] test diff::test::compare_tree_against_self_is_empty ... ok
[INFO] [stdout] test diff::test::compare_tree_against_different_ids_has_single_difference ... ok
[INFO] [stdout] test controller::test::controller_path_for_empty_address_is_empty ... ok
[INFO] [stdout] test control::test::different_text_is_different_with_other_attributes ... ok
[INFO] [stdout] test control::test::different_text_is_different ... ok
[INFO] [stdout] test control::test::different_text_in_subtree_are_not_equal ... ok
[INFO] [stdout] test control::test::text_attributes_are_different ... ok
[INFO] [stdout] test controller::test::can_assemble_simple_label ... ok
[INFO] [stdout] test diff::test::compare_tree_against_different_ids_has_multiple_difference ... ok
[INFO] [stdout] test control::test::will_only_report_subcontrollers_once ... ok
[INFO] [stdout] test controller::test::controller_path_for_specific_control_is_right ... ok
[INFO] [stdout] test diff::test::tree_with_fewer_child_nodes_is_different ... ok
[INFO] [stdout] test diff_viewmodel::test::can_generate_controller_update_all ... ok
[INFO] [stdout] test diff_viewmodel::test::can_generate_viewmodel_update_all ... ok
[INFO] [stdout] test diff::test::tree_with_extra_child_nodes_is_different ... ok
[INFO] [stdout] test diff::test::tree_diffs_in_sublevels_not_reported ... ok
[INFO] [stdout] test diff_viewmodel::test::changes_after_new_controller_are_picked_up ... ok
[INFO] [stdout] test diff_viewmodel::test::new_values_are_picked_up ... ok
[INFO] [stdout] test diff_viewmodel::test::initially_no_changes ... ok
[INFO] [stdout] test controller::test::label_binding_updates ... ok
[INFO] [stdout] test control::test::controls_with_text_attributes_are_not_equal ... ok
[INFO] [stdout] test dynamic_viewmodel::test::computed_value_notifies ... ok
[INFO] [stdout] test dynamic_viewmodel::test::property_value_notifies_without_viewmodel ... ok
[INFO] [stdout] test dynamic_viewmodel::test::computed_value_notifies_after_propagation ... ok
[INFO] [stdout] test dynamic_viewmodel::test::standard_value_notifies_after_propagation ... ok
[INFO] [stdout] test dynamic_viewmodel::test::nonexistent_value_is_nothing ... ok
[INFO] [stdout] test layout::test::bounds_layout_absolute_is_absolute ... ok
[INFO] [stdout] test diff_viewmodel::test::new_values_are_picked_up_alongside_changes ... ok
[INFO] [stdout] test diff_viewmodel::test::new_controller_is_picked_up ... ok
[INFO] [stdout] test diff_viewmodel::test::changes_are_picked_up ... ok
[INFO] [stdout] test dynamic_viewmodel::test::can_set_value ... ok
[INFO] [stdout] test diff_viewmodel::test::subcontroller_changes_are_picked_up ... ok
[INFO] [stdout] test dynamic_viewmodel::test::computed_value_updates ... ok
[INFO] [stdout] test image::inmemory::test::can_read_all_image_data ... ok
[INFO] [stdout] test layout::test::bounds_layout_after_pos_is_initially_zero ... ok
[INFO] [stdout] test layout::test::bounds_layout_can_layout_controls_vertical ... ok
[INFO] [stdout] test layout::test::position_layout_end_is_end ... ok
[INFO] [stdout] test dynamic_viewmodel::test::can_compute_value ... ok
[INFO] [stdout] test layout::test::position_layout_absolute_is_absolute ... ok
[INFO] [stdout] test layout::test::position_layout_after_pos_is_initially_zero ... ok
[INFO] [stdout] test layout::test::position_layout_begins_at_start ... ok
[INFO] [stdout] test layout::test::position_layout_sequence ... ok
[INFO] [stdout] test layout::test::bounds_layout_can_layout_controls_horizontal ... ok
[INFO] [stdout] test layout::test::bounds_layout_begins_at_start ... ok
[INFO] [stdout] test layout::test::bounds_layout_end_is_end ... ok
[INFO] [stdout] test session::state::test::changing_ui_generates_differences ... ok
[INFO] [stdout] test session::state::test::update_ui_with_no_difference_returns_no_updates ... ok
[INFO] [stdout] test session::state::test::initial_ui_diff_contains_everything ... ok
[INFO] [stdout] test resource_manager::test::can_replace_named_resources ... ok
[INFO] [stdout] test session::canvas_state::test::canvas_updates_when_control_changes ... ok
[INFO] [stdout] test control::test::canvas_equals_self ... ok
[INFO] [stdout] test controllers::virtual_canvas::test::control_is_initially_empty ... ok
[INFO] [stdout] test binding_canvas::test::will_invalidate_and_redraw_when_function_assigned ... ok
[INFO] [stdout] test resource_manager::test::can_get_name_from_resource ... ok
[INFO] [stdout] test control::test::different_images_are_different ... ok
[INFO] [stdout] test resource_manager::test::can_get_name_after_retrieving_by_id ... ok
[INFO] [stdout] test resource_manager::test::bad_ids_dont_exist ... ok
[INFO] [stdout] test resource_manager::test::resources_start_with_no_name ... ok
[INFO] [stdout] test controllers::virtual_canvas::test::initial_grid_generates_correctly ... ok
[INFO] [stdout] test control::test::different_canvases_are_different ... ok
[INFO] [stdout] test resource_manager::test::can_manage_many_resources ... ok
[INFO] [stdout] test resource_manager::test::can_retrieve_resource_by_name ... ok
[INFO] [stdout] test binding_canvas::test::binding_canvas_works_like_canvas ... ok
[INFO] [stdout] test session::canvas_state::test::can_create_canvas_state ... ok
[INFO] [stdout] test resource_manager::test::name_expires_when_replaced ... ok
[INFO] [stdout] test resource_manager::test::resources_expire_when_released ... ok
[INFO] [stdout] test binding_canvas::test::redraws_when_binding_changes ... ok
[INFO] [stdout] test resource_manager::test::named_resources_do_not_expire ... ok
[INFO] [stdout] test session::tests::ticks_generate_empty_event ... ok
[INFO] [stdout] test resource_manager::test::can_retrieve_resource_by_id ... ok
[INFO] [stdout] test resource_manager::test::can_create_resource ... ok
[INFO] [stdout] test controllers::virtual_canvas::test::grid_scrolls_correctly ... ok
[INFO] [stdout] test control::test::image_equals_self ... ok
[INFO] [stdout] test session::tests::session_creates_initial_event ... ok
[INFO] [stdout] test session::tests::ui_update_triggers_update ... ok
[INFO] [stdout] test session::tests::timeout_after_first_event ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 89 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flo_ui
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "daf831544aedbb58b222398fa85a26467a5377ffcd389b884a3faff56c52016d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daf831544aedbb58b222398fa85a26467a5377ffcd389b884a3faff56c52016d", kill_on_drop: false }`
[INFO] [stdout] daf831544aedbb58b222398fa85a26467a5377ffcd389b884a3faff56c52016d