[INFO] cloning repository https://github.com/definedD4/my-ui
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/definedD4/my-ui" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdefinedD4%2Fmy-ui", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdefinedD4%2Fmy-ui'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f858db961ca4114ff9a1264459db33e7148d1b9f
[INFO] testing definedD4/my-ui against nightly-2025-01-18+rustflags=-Zrandomize-layout for randomize-layout-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdefinedD4%2Fmy-ui" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/definedD4/my-ui on toolchain nightly-2025-01-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/definedD4/my-ui
[INFO] finished tweaking git repo https://github.com/definedD4/my-ui
[INFO] tweaked toml for git repo https://github.com/definedD4/my-ui written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/definedD4/my-ui already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wayland-sys v0.7.8
[INFO] [stderr]   Downloaded android_glue v0.2.2
[INFO] [stderr]   Downloaded wayland-window v0.4.4
[INFO] [stderr]   Downloaded core-graphics v0.4.2
[INFO] [stderr]   Downloaded gleam v0.2.32
[INFO] [stderr]   Downloaded serde_json v0.9.8
[INFO] [stderr]   Downloaded serde v0.9.10
[INFO] [stderr]   Downloaded wayland-kbd v0.6.3
[INFO] [stderr]   Downloaded x11-dl v2.12.0
[INFO] [stderr]   Downloaded winit v0.5.11
[INFO] [stderr]   Downloaded glutin v0.7.4
[INFO] [stderr]   Downloaded cocoa v0.5.2
[INFO] [stderr]   Downloaded tempfile v2.1.5
[INFO] [stderr]   Downloaded wayland-scanner v0.7.8
[INFO] [stderr]   Downloaded wayland-client v0.7.8
[INFO] [stderr]   Downloaded glium v0.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa46a7725fd8783addcac5d8aec464f39bded485e7587645164ea8bcf99714d8
[INFO] running `Command { std: "docker" "start" "-a" "fa46a7725fd8783addcac5d8aec464f39bded485e7587645164ea8bcf99714d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa46a7725fd8783addcac5d8aec464f39bded485e7587645164ea8bcf99714d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa46a7725fd8783addcac5d8aec464f39bded485e7587645164ea8bcf99714d8", kill_on_drop: false }`
[INFO] [stdout] fa46a7725fd8783addcac5d8aec464f39bded485e7587645164ea8bcf99714d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Zrandomize-layout" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 711401f35285d221e51b25fd9f6c9a8fb1de6402b10ba21045d3924b0cb640f3
[INFO] running `Command { std: "docker" "start" "-a" "711401f35285d221e51b25fd9f6c9a8fb1de6402b10ba21045d3924b0cb640f3", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling siphasher v0.2.1
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling serde v0.9.10
[INFO] [stderr]    Compiling dtoa v0.4.1
[INFO] [stderr]    Compiling itoa v0.3.1
[INFO] [stderr]    Compiling num-traits v0.1.37
[INFO] [stderr]    Compiling lazy_static v0.2.2
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling khronos_api v1.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]    Compiling byteorder v1.0.0
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling xml-rs v0.3.6
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.4
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]    Compiling smallvec v0.1.8
[INFO] [stderr]    Compiling fnv v1.0.5
[INFO] [stderr]    Compiling phf v0.7.21
[INFO] [stderr]    Compiling x11-dl v2.12.0
[INFO] [stderr]    Compiling tempfile v2.1.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.10
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stderr]    Compiling shared_library v0.1.5
[INFO] [stderr]    Compiling memmap v0.4.0
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling wayland-scanner v0.7.8
[INFO] [stderr]    Compiling gl_generator v0.5.2
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling target_build_utils v0.3.0
[INFO] [stderr]    Compiling wayland-client v0.7.8
[INFO] [stderr]    Compiling glutin v0.7.4
[INFO] [stderr]    Compiling glium v0.16.0
[INFO] [stderr]    Compiling serde_json v0.9.8
[INFO] [stderr]    Compiling libloading v0.3.2
[INFO] [stderr]    Compiling dlib v0.3.1
[INFO] [stderr]    Compiling wayland-sys v0.7.8
[INFO] [stderr]    Compiling wayland-window v0.4.4
[INFO] [stderr]    Compiling wayland-kbd v0.6.3
[INFO] [stderr]    Compiling winit v0.5.11
[INFO] [stderr]    Compiling my-ui v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `glium::glutin`
[INFO] [stdout]  --> src/render.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use glium::glutin;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::any::Any`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::any::Any;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `get_type_id` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(get_type_id)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `ptr_eq` has been stable since 1.17.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(ptr_eq)]
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tree.rs:48:34
[INFO] [stdout]    |
[INFO] [stdout] 48 | type ElementBox = Rc<RefCell<Box<Element + 'static>>>;
[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]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 48 | type ElementBox = Rc<RefCell<Box<dyn Element + 'static>>>;
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tree.rs:49:40
[INFO] [stdout]    |
[INFO] [stdout] 49 | type ElementWeakBox = Weak<RefCell<Box<Element + 'static>>>;
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 49 | type ElementWeakBox = Weak<RefCell<Box<dyn Element + 'static>>>;
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/window.rs:19:25
[INFO] [stdout]    |
[INFO] [stdout] 19 |     content: Option<Box<Element>>,
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 19 |     content: Option<Box<dyn Element>>,
[INFO] [stdout]    |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/property.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |     source: Box<ValueSource<T>>,
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 42 |     source: Box<dyn ValueSource<T>>,
[INFO] [stdout]    |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:94:48
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn set_content(&mut self, content: Box<Element>) -> NodeRef {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn set_content(&mut self, content: Box<dyn Element>) -> NodeRef {
[INFO] [stdout]    |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:126:45
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn add_item(&mut self, element: Box<Element>) -> NodeRef {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn add_item(&mut self, element: Box<dyn Element>) -> NodeRef {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tree.rs:15:6
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Element {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl dyn Element {
[INFO] [stdout]    |      +++
[INFO] [stdout] help: you might have intended to implement this trait for a given type
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Element for /* Type */ {
[INFO] [stdout]    |              ++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tree.rs:79:30
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn new_node(element: Box<Element + 'static>, parrent: Option<NodeWeakRef>) -> NodeRef {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn new_node(element: Box<dyn Element + 'static>, parrent: Option<NodeWeakRef>) -> NodeRef {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tree.rs:97:44
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pub fn add_child(&mut self, child: Box<Element + 'static>) -> NodeRef {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pub fn add_child(&mut self, child: Box<dyn Element + 'static>) -> NodeRef {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/tree.rs:116:34
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn element(&self) -> Ref<Element + 'static> {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn element(&self) -> Ref<dyn Element + 'static> {
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/tree.rs:120:41
[INFO] [stdout]     |
[INFO] [stdout] 120 |     pub fn element_mut(&self) -> RefMut<Element + 'static> {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 120 |     pub fn element_mut(&self) -> RefMut<dyn Element + 'static> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/tree.rs:218:52
[INFO] [stdout]     |
[INFO] [stdout] 218 |     pub fn set_root(&mut self, element: Option<Box<Element>>) -> Option<NodeRef> {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 218 |     pub fn set_root(&mut self, element: Option<Box<dyn Element>>) -> Option<NodeRef> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/window.rs:34:48
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn set_content(&mut self, element: Box<Element>) -> NodeRef {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn set_content(&mut self, element: Box<dyn Element>) -> NodeRef {
[INFO] [stdout]    |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/property.rs:52:79
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn new<S: Into<String>>(name: S, access_type: AccessType, source: Box<ValueSource<T>>) -> Result<Property<T>, String> {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn new<S: Into<String>>(name: S, access_type: AccessType, source: Box<dyn ValueSource<T>>) -> Result<Property<T>, String> {
[INFO] [stdout]    |                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/msg.rs:8:47
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn cast<T: Message + Sized>(self: Box<Message>) -> Option<T> {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn cast<T: Message + Sized>(self: Box<dyn Message>) -> Option<T> {
[INFO] [stdout]   |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/msg.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | impl Message {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 3 | impl dyn Message {
[INFO] [stdout]   |      +++
[INFO] [stdout] help: you might have intended to implement this trait for a given type
[INFO] [stdout]   |
[INFO] [stdout] 3 | impl Message for /* Type */ {
[INFO] [stdout]   |              ++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_type_id` found for reference `&(dyn tree::Element + 'static)` in the current scope
[INFO] [stdout]   --> src/tree.rs:19:26
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let boxed = self.get_type_id();
[INFO] [stdout]    |                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `type_id` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let boxed = self.type_id();
[INFO] [stdout]    |                          ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tree.rs:27:40
[INFO] [stdout]    |
[INFO] [stdout] 27 |                 Some(&*(self as *const Element as *const T))
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 27 |                 Some(&*(self as *const dyn Element as *const T))
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tree.rs:38:42
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 Some(&mut *(self as *mut Element as *mut T))
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 Some(&mut *(self as *mut dyn Element as *mut T))
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `get_type_id` found for reference `&(dyn Message + 'static)` in the current scope
[INFO] [stdout]  --> src/msg.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 |         self.get_type_id()
[INFO] [stdout]   |              ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: there is a method `type_id` with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 5 |         self.type_id()
[INFO] [stdout]   |              ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/window.rs:103:21
[INFO] [stdout]     |
[INFO] [stdout] 103 |         if let Some(mut root) = self.tree.root() {
[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: unused variable: `node`
[INFO] [stdout]   --> src/main.rs:29:24
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn init(&mut self, node: NodeRef){
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/main.rs:33:23
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn measure(&self, node: NodeRef) -> Size {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:38:26
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn layout(&mut self, mut node: NodeRef, container: Size) {
[INFO] [stdout]    |                          ----^^^^
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/main.rs:43:22
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn render(&self, node: NodeRef) -> RenderCommandList {
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/main.rs:63:23
[INFO] [stdout]    |
[INFO] [stdout] 63 |     fn measure(&self, node: NodeRef) -> Size {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:68:26
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn layout(&mut self, mut node: NodeRef, container: Size) {
[INFO] [stdout]    |                          ----^^^^
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/main.rs:77:22
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn render(&self, node: NodeRef) -> RenderCommandList {
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]    --> src/main.rs:141:23
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn measure(&self, node: NodeRef) -> Size {
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:146:26
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn layout(&mut self, mut node: NodeRef, container: Size) {
[INFO] [stdout]     |                          ----^^^^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]    --> src/main.rs:160:22
[INFO] [stdout]     |
[INFO] [stdout] 160 |     fn render(&self, node: NodeRef) -> RenderCommandList {
[INFO] [stdout]     |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]    --> src/main.rs:169:24
[INFO] [stdout]     |
[INFO] [stdout] 169 |     fn init(&mut self, node: NodeRef){
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:182:26
[INFO] [stdout]     |
[INFO] [stdout] 182 |     fn layout(&mut self, mut node: NodeRef, container: Size) {
[INFO] [stdout]     |                          ----^^^^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]    --> src/main.rs:195:22
[INFO] [stdout]     |
[INFO] [stdout] 195 |     fn render(&self, node: NodeRef) -> RenderCommandList {
[INFO] [stdout]     |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:209:13
[INFO] [stdout]     |
[INFO] [stdout] 209 |         let mut border = window.set_content(Box::new(TestBorder::new(Thickness::hv(4.0, 8.0))));
[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/main.rs:211:13
[INFO] [stdout]     |
[INFO] [stdout] 211 |         let mut list = border.cast_element_mut::<TestBorder>().unwrap().set_content(Box::new(TestList::new()));
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `my-ui` (bin "my-ui") due to 2 previous errors; 38 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "711401f35285d221e51b25fd9f6c9a8fb1de6402b10ba21045d3924b0cb640f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "711401f35285d221e51b25fd9f6c9a8fb1de6402b10ba21045d3924b0cb640f3", kill_on_drop: false }`
[INFO] [stdout] 711401f35285d221e51b25fd9f6c9a8fb1de6402b10ba21045d3924b0cb640f3
