[INFO] fetching crate iui 0.3.0...
[INFO] testing iui-0.3.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate iui 0.3.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate iui 0.3.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iui 0.3.0
[INFO] finished tweaking crates.io crate iui 0.3.0
[INFO] tweaked toml for crates.io crate iui 0.3.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b4e47deab70c59f4dbd0c30fbf0584d0d4f5c01fafbc75d8bdd4e588898e823d
[INFO] running `Command { std: "docker" "start" "-a" "b4e47deab70c59f4dbd0c30fbf0584d0d4f5c01fafbc75d8bdd4e588898e823d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4e47deab70c59f4dbd0c30fbf0584d0d4f5c01fafbc75d8bdd4e588898e823d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4e47deab70c59f4dbd0c30fbf0584d0d4f5c01fafbc75d8bdd4e588898e823d", kill_on_drop: false }`
[INFO] [stdout] b4e47deab70c59f4dbd0c30fbf0584d0d4f5c01fafbc75d8bdd4e588898e823d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5d6c045fde8b8821fb7d67f6afc898d023c8d8a201fca51f10d4d5f44064b0a9
[INFO] running `Command { std: "docker" "start" "-a" "5d6c045fde8b8821fb7d67f6afc898d023c8d8a201fca51f10d4d5f44064b0a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling ui-sys v0.1.3
[INFO] [stderr]    Compiling iui v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/ffi_tools.rs:4:47
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::atomic::{AtomicBool, Ordering, ATOMIC_BOOL_INIT};
[INFO] [stdout]   |                                               ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/ffi_tools.rs:6:34
[INFO] [stdout]   |
[INFO] [stdout] 6 | static INITIALIZED: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicBool::new(false)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/draw/transform.rs:22:35
[INFO] [stdout]    |
[INFO] [stdout] 22 |             let mut matrix = mem::uninitialized();
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ui.rs:170:26
[INFO] [stdout]     |
[INFO] [stdout] 170 |     callback: Option<Box<FnMut()>>,
[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] 170 -     callback: Option<Box<FnMut()>>,
[INFO] [stdout] 170 +     callback: Option<Box<dyn FnMut()>>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/basic.rs:54:35
[INFO] [stdout]    |
[INFO] [stdout] 54 |             let mut data: Box<Box<FnMut(&mut Button)>> = Box::new(Box::new(callback));
[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] 54 -             let mut data: Box<Box<FnMut(&mut Button)>> = Box::new(Box::new(callback));
[INFO] [stdout] 54 +             let mut data: Box<Box<dyn FnMut(&mut Button)>> = Box::new(Box::new(callback));
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/basic.rs:58:40
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 &mut *data as *mut Box<FnMut(&mut Button)> as *mut c_void,
[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 -                 &mut *data as *mut Box<FnMut(&mut Button)> as *mut c_void,
[INFO] [stdout] 58 +                 &mut *data as *mut Box<dyn FnMut(&mut Button)> as *mut c_void,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/basic.rs:66:56
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(&mut Button)>>(data)(&mut button)
[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] 66 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(&mut Button)>>(data)(&mut button)
[INFO] [stdout] 66 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(&mut Button)>>(data)(&mut button)
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/window.rs:92:35
[INFO] [stdout]    |
[INFO] [stdout] 92 |             let mut data: Box<Box<FnMut(&mut Window) -> bool>> = Box::new(Box::new(|window| {
[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 -             let mut data: Box<Box<FnMut(&mut Window) -> bool>> = Box::new(Box::new(|window| {
[INFO] [stdout] 92 +             let mut data: Box<Box<dyn FnMut(&mut Window) -> bool>> = Box::new(Box::new(|window| {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/window.rs:99:40
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 &mut *data as *mut Box<FnMut(&mut Window) -> bool> as *mut c_void,
[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] 99 -                 &mut *data as *mut Box<FnMut(&mut Window) -> bool> as *mut c_void,
[INFO] [stdout] 99 +                 &mut *data as *mut Box<dyn FnMut(&mut Window) -> bool> as *mut c_void,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/window.rs:107:55
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 mem::transmute::<*mut c_void, Box<Box<FnMut(&mut Window) -> bool>>>(data)(
[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] 107 -                 mem::transmute::<*mut c_void, Box<Box<FnMut(&mut Window) -> bool>>>(data)(
[INFO] [stdout] 107 +                 mem::transmute::<*mut c_void, Box<Box<dyn FnMut(&mut Window) -> bool>>>(data)(
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/entry.rs:67:35
[INFO] [stdout]    |
[INFO] [stdout] 67 |             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[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] 67 -             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stdout] 67 +             let mut data: Box<Box<dyn FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/entry.rs:71:40
[INFO] [stdout]    |
[INFO] [stdout] 71 |                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[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] 71 -                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[INFO] [stdout] 71 +                 &mut *data as *mut Box<dyn FnMut(i64)> as *mut c_void,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/entry.rs:79:56
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[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 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[INFO] [stdout] 79 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(i64)>>(data)(val);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/entry.rs:96:35
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[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] 96 -             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stdout] 96 +             let mut data: Box<Box<dyn FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:100:40
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[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] 100 -                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[INFO] [stdout] 100 +                 &mut *data as *mut Box<dyn FnMut(i64)> as *mut c_void,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:108:56
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[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] 108 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[INFO] [stdout] 108 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(i64)>>(data)(val);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:153:35
[INFO] [stdout]     |
[INFO] [stdout] 153 |             let mut data: Box<Box<FnMut(String)>> = Box::new(Box::new(callback));
[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] 153 -             let mut data: Box<Box<FnMut(String)>> = Box::new(Box::new(callback));
[INFO] [stdout] 153 +             let mut data: Box<Box<dyn FnMut(String)>> = Box::new(Box::new(callback));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:157:40
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 &mut *data as *mut Box<FnMut(String)> as *mut c_void,
[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] 157 -                 &mut *data as *mut Box<FnMut(String)> as *mut c_void,
[INFO] [stdout] 157 +                 &mut *data as *mut Box<dyn FnMut(String)> as *mut c_void,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:167:56
[INFO] [stdout]     |
[INFO] [stdout] 167 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(String)>>(data)(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: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 167 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(String)>>(data)(string);
[INFO] [stdout] 167 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(String)>>(data)(string);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:189:35
[INFO] [stdout]     |
[INFO] [stdout] 189 |             let mut data: Box<Box<FnMut(String)>> = Box::new(Box::new(callback));
[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] 189 -             let mut data: Box<Box<FnMut(String)>> = Box::new(Box::new(callback));
[INFO] [stdout] 189 +             let mut data: Box<Box<dyn FnMut(String)>> = Box::new(Box::new(callback));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:193:40
[INFO] [stdout]     |
[INFO] [stdout] 193 |                 &mut *data as *mut Box<FnMut(String)> as *mut c_void,
[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] 193 -                 &mut *data as *mut Box<FnMut(String)> as *mut c_void,
[INFO] [stdout] 193 +                 &mut *data as *mut Box<dyn FnMut(String)> as *mut c_void,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:203:56
[INFO] [stdout]     |
[INFO] [stdout] 203 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(String)>>(data)(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: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 203 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(String)>>(data)(string);
[INFO] [stdout] 203 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(String)>>(data)(string);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:236:35
[INFO] [stdout]     |
[INFO] [stdout] 236 |             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[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] 236 -             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stdout] 236 +             let mut data: Box<Box<dyn FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:240:40
[INFO] [stdout]     |
[INFO] [stdout] 240 |                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[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] 240 -                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[INFO] [stdout] 240 +                 &mut *data as *mut Box<dyn FnMut(i64)> as *mut c_void,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:249:56
[INFO] [stdout]     |
[INFO] [stdout] 249 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[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] 249 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[INFO] [stdout] 249 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(i64)>>(data)(val);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:279:35
[INFO] [stdout]     |
[INFO] [stdout] 279 |             let mut data: Box<Box<FnMut(bool)>> = Box::new(Box::new(callback));
[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] 279 -             let mut data: Box<Box<FnMut(bool)>> = Box::new(Box::new(callback));
[INFO] [stdout] 279 +             let mut data: Box<Box<dyn FnMut(bool)>> = Box::new(Box::new(callback));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:283:40
[INFO] [stdout]     |
[INFO] [stdout] 283 |                 &mut *data as *mut Box<FnMut(bool)> as *mut c_void,
[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] 283 -                 &mut *data as *mut Box<FnMut(bool)> as *mut c_void,
[INFO] [stdout] 283 +                 &mut *data as *mut Box<dyn FnMut(bool)> as *mut c_void,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:291:56
[INFO] [stdout]     |
[INFO] [stdout] 291 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(bool)>>(data)(val);
[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] 291 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(bool)>>(data)(val);
[INFO] [stdout] 291 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(bool)>>(data)(val);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/ffi_tools.rs:38:52
[INFO] [stdout]    |
[INFO] [stdout] 38 |     unsafe { mem::transmute::<*mut c_void, Box<Box<FnMut()>>>(data)() }
[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 -     unsafe { mem::transmute::<*mut c_void, Box<Box<FnMut()>>>(data)() }
[INFO] [stdout] 38 +     unsafe { mem::transmute::<*mut c_void, Box<Box<dyn FnMut()>>>(data)() }
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/menus.rs:51:35
[INFO] [stdout]    |
[INFO] [stdout] 51 |             let mut data: Box<Box<FnMut(&MenuItem, &Window)>> = Box::new(Box::new(callback));
[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 -             let mut data: Box<Box<FnMut(&MenuItem, &Window)>> = Box::new(Box::new(callback));
[INFO] [stdout] 51 +             let mut data: Box<Box<dyn FnMut(&MenuItem, &Window)>> = Box::new(Box::new(callback));
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/menus.rs:55:40
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 &mut *data as *mut Box<FnMut(&MenuItem, &Window)> as *mut c_void,
[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] 55 -                 &mut *data as *mut Box<FnMut(&MenuItem, &Window)> as *mut c_void,
[INFO] [stdout] 55 +                 &mut *data as *mut Box<dyn FnMut(&MenuItem, &Window)> as *mut c_void,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/menus.rs:70:56
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(&MenuItem, &Window)>>(data)(
[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] 70 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(&MenuItem, &Window)>>(data)(
[INFO] [stdout] 70 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(&MenuItem, &Window)>>(data)(
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ui.rs:138:35
[INFO] [stdout]     |
[INFO] [stdout] 138 |             let mut data: Box<Box<FnMut()>> = Box::new(Box::new(callback));
[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] 138 -             let mut data: Box<Box<FnMut()>> = Box::new(Box::new(callback));
[INFO] [stdout] 138 +             let mut data: Box<Box<dyn FnMut()>> = Box::new(Box::new(callback));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ui.rs:141:40
[INFO] [stdout]     |
[INFO] [stdout] 141 |                 &mut *data as *mut Box<FnMut()> as *mut c_void,
[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 -                 &mut *data as *mut Box<FnMut()> as *mut c_void,
[INFO] [stdout] 141 +                 &mut *data as *mut Box<dyn FnMut()> as *mut c_void,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ui.rs:150:35
[INFO] [stdout]     |
[INFO] [stdout] 150 |             let mut data: Box<Box<FnMut()>> = Box::new(Box::new(callback));
[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 -             let mut data: Box<Box<FnMut()>> = Box::new(Box::new(callback));
[INFO] [stdout] 150 +             let mut data: Box<Box<dyn FnMut()>> = Box::new(Box::new(callback));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ui.rs:153:40
[INFO] [stdout]     |
[INFO] [stdout] 153 |                 &mut *data as *mut Box<FnMut()> as *mut c_void,
[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] 153 -                 &mut *data as *mut Box<FnMut()> as *mut c_void,
[INFO] [stdout] 153 +                 &mut *data as *mut Box<dyn FnMut()> as *mut c_void,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `token`
[INFO] [stdout]   --> src/ui.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     token: Rc<UIToken>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `UI` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/ui.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[derive(Clone)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 37 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.83s
[INFO] running `Command { std: "docker" "inspect" "5d6c045fde8b8821fb7d67f6afc898d023c8d8a201fca51f10d4d5f44064b0a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d6c045fde8b8821fb7d67f6afc898d023c8d8a201fca51f10d4d5f44064b0a9", kill_on_drop: false }`
[INFO] [stdout] 5d6c045fde8b8821fb7d67f6afc898d023c8d8a201fca51f10d4d5f44064b0a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d93b8ebea61975971362841bdefa6e5472b2d8448f386349027d72254ec8e607
[INFO] running `Command { std: "docker" "start" "-a" "d93b8ebea61975971362841bdefa6e5472b2d8448f386349027d72254ec8e607", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/ffi_tools.rs:4:47
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::atomic::{AtomicBool, Ordering, ATOMIC_BOOL_INIT};
[INFO] [stdout]   |                                               ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/ffi_tools.rs:6:34
[INFO] [stdout]   |
[INFO] [stdout] 6 | static INITIALIZED: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicBool::new(false)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/draw/transform.rs:22:35
[INFO] [stdout]    |
[INFO] [stdout] 22 |             let mut matrix = mem::uninitialized();
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ui.rs:170:26
[INFO] [stdout]     |
[INFO] [stdout] 170 |     callback: Option<Box<FnMut()>>,
[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] 170 -     callback: Option<Box<FnMut()>>,
[INFO] [stdout] 170 +     callback: Option<Box<dyn FnMut()>>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/basic.rs:54:35
[INFO] [stdout]    |
[INFO] [stdout] 54 |             let mut data: Box<Box<FnMut(&mut Button)>> = Box::new(Box::new(callback));
[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] 54 -             let mut data: Box<Box<FnMut(&mut Button)>> = Box::new(Box::new(callback));
[INFO] [stdout] 54 +             let mut data: Box<Box<dyn FnMut(&mut Button)>> = Box::new(Box::new(callback));
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/basic.rs:58:40
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 &mut *data as *mut Box<FnMut(&mut Button)> as *mut c_void,
[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 -                 &mut *data as *mut Box<FnMut(&mut Button)> as *mut c_void,
[INFO] [stdout] 58 +                 &mut *data as *mut Box<dyn FnMut(&mut Button)> as *mut c_void,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/basic.rs:66:56
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(&mut Button)>>(data)(&mut button)
[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] 66 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(&mut Button)>>(data)(&mut button)
[INFO] [stdout] 66 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(&mut Button)>>(data)(&mut button)
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/window.rs:92:35
[INFO] [stdout]    |
[INFO] [stdout] 92 |             let mut data: Box<Box<FnMut(&mut Window) -> bool>> = Box::new(Box::new(|window| {
[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 -             let mut data: Box<Box<FnMut(&mut Window) -> bool>> = Box::new(Box::new(|window| {
[INFO] [stdout] 92 +             let mut data: Box<Box<dyn FnMut(&mut Window) -> bool>> = Box::new(Box::new(|window| {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/window.rs:99:40
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 &mut *data as *mut Box<FnMut(&mut Window) -> bool> as *mut c_void,
[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] 99 -                 &mut *data as *mut Box<FnMut(&mut Window) -> bool> as *mut c_void,
[INFO] [stdout] 99 +                 &mut *data as *mut Box<dyn FnMut(&mut Window) -> bool> as *mut c_void,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/window.rs:107:55
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 mem::transmute::<*mut c_void, Box<Box<FnMut(&mut Window) -> bool>>>(data)(
[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] 107 -                 mem::transmute::<*mut c_void, Box<Box<FnMut(&mut Window) -> bool>>>(data)(
[INFO] [stdout] 107 +                 mem::transmute::<*mut c_void, Box<Box<dyn FnMut(&mut Window) -> bool>>>(data)(
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/entry.rs:67:35
[INFO] [stdout]    |
[INFO] [stdout] 67 |             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[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] 67 -             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stdout] 67 +             let mut data: Box<Box<dyn FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/entry.rs:71:40
[INFO] [stdout]    |
[INFO] [stdout] 71 |                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[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] 71 -                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[INFO] [stdout] 71 +                 &mut *data as *mut Box<dyn FnMut(i64)> as *mut c_void,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/entry.rs:79:56
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[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 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[INFO] [stdout] 79 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(i64)>>(data)(val);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/entry.rs:96:35
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[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] 96 -             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stdout] 96 +             let mut data: Box<Box<dyn FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:100:40
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[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] 100 -                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[INFO] [stdout] 100 +                 &mut *data as *mut Box<dyn FnMut(i64)> as *mut c_void,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:108:56
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[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] 108 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[INFO] [stdout] 108 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(i64)>>(data)(val);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:153:35
[INFO] [stdout]     |
[INFO] [stdout] 153 |             let mut data: Box<Box<FnMut(String)>> = Box::new(Box::new(callback));
[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] 153 -             let mut data: Box<Box<FnMut(String)>> = Box::new(Box::new(callback));
[INFO] [stdout] 153 +             let mut data: Box<Box<dyn FnMut(String)>> = Box::new(Box::new(callback));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling iui v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:157:40
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 &mut *data as *mut Box<FnMut(String)> as *mut c_void,
[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] 157 -                 &mut *data as *mut Box<FnMut(String)> as *mut c_void,
[INFO] [stdout] 157 +                 &mut *data as *mut Box<dyn FnMut(String)> as *mut c_void,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:167:56
[INFO] [stdout]     |
[INFO] [stdout] 167 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(String)>>(data)(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: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 167 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(String)>>(data)(string);
[INFO] [stdout] 167 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(String)>>(data)(string);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:189:35
[INFO] [stdout]     |
[INFO] [stdout] 189 |             let mut data: Box<Box<FnMut(String)>> = Box::new(Box::new(callback));
[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] 189 -             let mut data: Box<Box<FnMut(String)>> = Box::new(Box::new(callback));
[INFO] [stdout] 189 +             let mut data: Box<Box<dyn FnMut(String)>> = Box::new(Box::new(callback));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:193:40
[INFO] [stdout]     |
[INFO] [stdout] 193 |                 &mut *data as *mut Box<FnMut(String)> as *mut c_void,
[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] 193 -                 &mut *data as *mut Box<FnMut(String)> as *mut c_void,
[INFO] [stdout] 193 +                 &mut *data as *mut Box<dyn FnMut(String)> as *mut c_void,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:203:56
[INFO] [stdout]     |
[INFO] [stdout] 203 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(String)>>(data)(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: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 203 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(String)>>(data)(string);
[INFO] [stdout] 203 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(String)>>(data)(string);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:236:35
[INFO] [stdout]     |
[INFO] [stdout] 236 |             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[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] 236 -             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stdout] 236 +             let mut data: Box<Box<dyn FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:240:40
[INFO] [stdout]     |
[INFO] [stdout] 240 |                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[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] 240 -                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[INFO] [stdout] 240 +                 &mut *data as *mut Box<dyn FnMut(i64)> as *mut c_void,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:249:56
[INFO] [stdout]     |
[INFO] [stdout] 249 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[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] 249 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[INFO] [stdout] 249 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(i64)>>(data)(val);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:279:35
[INFO] [stdout]     |
[INFO] [stdout] 279 |             let mut data: Box<Box<FnMut(bool)>> = Box::new(Box::new(callback));
[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] 279 -             let mut data: Box<Box<FnMut(bool)>> = Box::new(Box::new(callback));
[INFO] [stdout] 279 +             let mut data: Box<Box<dyn FnMut(bool)>> = Box::new(Box::new(callback));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:283:40
[INFO] [stdout]     |
[INFO] [stdout] 283 |                 &mut *data as *mut Box<FnMut(bool)> as *mut c_void,
[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] 283 -                 &mut *data as *mut Box<FnMut(bool)> as *mut c_void,
[INFO] [stdout] 283 +                 &mut *data as *mut Box<dyn FnMut(bool)> as *mut c_void,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:291:56
[INFO] [stdout]     |
[INFO] [stdout] 291 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(bool)>>(data)(val);
[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] 291 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(bool)>>(data)(val);
[INFO] [stdout] 291 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(bool)>>(data)(val);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/ffi_tools.rs:38:52
[INFO] [stdout]    |
[INFO] [stdout] 38 |     unsafe { mem::transmute::<*mut c_void, Box<Box<FnMut()>>>(data)() }
[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 -     unsafe { mem::transmute::<*mut c_void, Box<Box<FnMut()>>>(data)() }
[INFO] [stdout] 38 +     unsafe { mem::transmute::<*mut c_void, Box<Box<dyn FnMut()>>>(data)() }
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/menus.rs:51:35
[INFO] [stdout]    |
[INFO] [stdout] 51 |             let mut data: Box<Box<FnMut(&MenuItem, &Window)>> = Box::new(Box::new(callback));
[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 -             let mut data: Box<Box<FnMut(&MenuItem, &Window)>> = Box::new(Box::new(callback));
[INFO] [stdout] 51 +             let mut data: Box<Box<dyn FnMut(&MenuItem, &Window)>> = Box::new(Box::new(callback));
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/menus.rs:55:40
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 &mut *data as *mut Box<FnMut(&MenuItem, &Window)> as *mut c_void,
[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] 55 -                 &mut *data as *mut Box<FnMut(&MenuItem, &Window)> as *mut c_void,
[INFO] [stdout] 55 +                 &mut *data as *mut Box<dyn FnMut(&MenuItem, &Window)> as *mut c_void,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/menus.rs:70:56
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(&MenuItem, &Window)>>(data)(
[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] 70 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(&MenuItem, &Window)>>(data)(
[INFO] [stdout] 70 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(&MenuItem, &Window)>>(data)(
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ui.rs:138:35
[INFO] [stdout]     |
[INFO] [stdout] 138 |             let mut data: Box<Box<FnMut()>> = Box::new(Box::new(callback));
[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] 138 -             let mut data: Box<Box<FnMut()>> = Box::new(Box::new(callback));
[INFO] [stdout] 138 +             let mut data: Box<Box<dyn FnMut()>> = Box::new(Box::new(callback));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ui.rs:141:40
[INFO] [stdout]     |
[INFO] [stdout] 141 |                 &mut *data as *mut Box<FnMut()> as *mut c_void,
[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 -                 &mut *data as *mut Box<FnMut()> as *mut c_void,
[INFO] [stdout] 141 +                 &mut *data as *mut Box<dyn FnMut()> as *mut c_void,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ui.rs:150:35
[INFO] [stdout]     |
[INFO] [stdout] 150 |             let mut data: Box<Box<FnMut()>> = Box::new(Box::new(callback));
[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 -             let mut data: Box<Box<FnMut()>> = Box::new(Box::new(callback));
[INFO] [stdout] 150 +             let mut data: Box<Box<dyn FnMut()>> = Box::new(Box::new(callback));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ui.rs:153:40
[INFO] [stdout]     |
[INFO] [stdout] 153 |                 &mut *data as *mut Box<FnMut()> as *mut c_void,
[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] 153 -                 &mut *data as *mut Box<FnMut()> as *mut c_void,
[INFO] [stdout] 153 +                 &mut *data as *mut Box<dyn FnMut()> as *mut c_void,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `token`
[INFO] [stdout]   --> src/ui.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     token: Rc<UIToken>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `UI` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/ui.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[derive(Clone)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 37 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> examples/files.rs:35:129
[INFO] [stdout]    |
[INFO] [stdout] 35 | ...   Err(why) => { window.modal_err(&ui, "I/O Error", &format!("Could not open file {}: {}", path.display(), why.description())); return; }
[INFO] [stdout]    |                                                                                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> examples/files.rs:39:133
[INFO] [stdout]    |
[INFO] [stdout] 39 | ...   Err(why) => { window.modal_err(&ui, "I/O Error", &format!("Could not write to file {}: {}", path.display(), why.description())); re...
[INFO] [stdout]    |                                                                                                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/ffi_tools.rs:4:47
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::atomic::{AtomicBool, Ordering, ATOMIC_BOOL_INIT};
[INFO] [stdout]   |                                               ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/ffi_tools.rs:6:34
[INFO] [stdout]   |
[INFO] [stdout] 6 | static INITIALIZED: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicBool::new(false)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/draw/transform.rs:22:35
[INFO] [stdout]    |
[INFO] [stdout] 22 |             let mut matrix = mem::uninitialized();
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ui.rs:170:26
[INFO] [stdout]     |
[INFO] [stdout] 170 |     callback: Option<Box<FnMut()>>,
[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] 170 -     callback: Option<Box<FnMut()>>,
[INFO] [stdout] 170 +     callback: Option<Box<dyn FnMut()>>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/basic.rs:54:35
[INFO] [stdout]    |
[INFO] [stdout] 54 |             let mut data: Box<Box<FnMut(&mut Button)>> = Box::new(Box::new(callback));
[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] 54 -             let mut data: Box<Box<FnMut(&mut Button)>> = Box::new(Box::new(callback));
[INFO] [stdout] 54 +             let mut data: Box<Box<dyn FnMut(&mut Button)>> = Box::new(Box::new(callback));
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/basic.rs:58:40
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 &mut *data as *mut Box<FnMut(&mut Button)> as *mut c_void,
[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 -                 &mut *data as *mut Box<FnMut(&mut Button)> as *mut c_void,
[INFO] [stdout] 58 +                 &mut *data as *mut Box<dyn FnMut(&mut Button)> as *mut c_void,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/basic.rs:66:56
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(&mut Button)>>(data)(&mut button)
[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] 66 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(&mut Button)>>(data)(&mut button)
[INFO] [stdout] 66 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(&mut Button)>>(data)(&mut button)
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/window.rs:92:35
[INFO] [stdout]    |
[INFO] [stdout] 92 |             let mut data: Box<Box<FnMut(&mut Window) -> bool>> = Box::new(Box::new(|window| {
[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 -             let mut data: Box<Box<FnMut(&mut Window) -> bool>> = Box::new(Box::new(|window| {
[INFO] [stdout] 92 +             let mut data: Box<Box<dyn FnMut(&mut Window) -> bool>> = Box::new(Box::new(|window| {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/window.rs:99:40
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 &mut *data as *mut Box<FnMut(&mut Window) -> bool> as *mut c_void,
[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] 99 -                 &mut *data as *mut Box<FnMut(&mut Window) -> bool> as *mut c_void,
[INFO] [stdout] 99 +                 &mut *data as *mut Box<dyn FnMut(&mut Window) -> bool> as *mut c_void,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/window.rs:107:55
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 mem::transmute::<*mut c_void, Box<Box<FnMut(&mut Window) -> bool>>>(data)(
[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] 107 -                 mem::transmute::<*mut c_void, Box<Box<FnMut(&mut Window) -> bool>>>(data)(
[INFO] [stdout] 107 +                 mem::transmute::<*mut c_void, Box<Box<dyn FnMut(&mut Window) -> bool>>>(data)(
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/entry.rs:67:35
[INFO] [stdout]    |
[INFO] [stdout] 67 |             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[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] 67 -             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stdout] 67 +             let mut data: Box<Box<dyn FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/entry.rs:71:40
[INFO] [stdout]    |
[INFO] [stdout] 71 |                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[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] 71 -                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[INFO] [stdout] 71 +                 &mut *data as *mut Box<dyn FnMut(i64)> as *mut c_void,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/entry.rs:79:56
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[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 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[INFO] [stdout] 79 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(i64)>>(data)(val);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controls/entry.rs:96:35
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[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] 96 -             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stdout] 96 +             let mut data: Box<Box<dyn FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:100:40
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[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] 100 -                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[INFO] [stdout] 100 +                 &mut *data as *mut Box<dyn FnMut(i64)> as *mut c_void,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:108:56
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[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] 108 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[INFO] [stdout] 108 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(i64)>>(data)(val);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:153:35
[INFO] [stdout]     |
[INFO] [stdout] 153 |             let mut data: Box<Box<FnMut(String)>> = Box::new(Box::new(callback));
[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] 153 -             let mut data: Box<Box<FnMut(String)>> = Box::new(Box::new(callback));
[INFO] [stdout] 153 +             let mut data: Box<Box<dyn FnMut(String)>> = Box::new(Box::new(callback));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:157:40
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 &mut *data as *mut Box<FnMut(String)> as *mut c_void,
[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] 157 -                 &mut *data as *mut Box<FnMut(String)> as *mut c_void,
[INFO] [stdout] 157 +                 &mut *data as *mut Box<dyn FnMut(String)> as *mut c_void,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:167:56
[INFO] [stdout]     |
[INFO] [stdout] 167 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(String)>>(data)(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: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 167 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(String)>>(data)(string);
[INFO] [stdout] 167 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(String)>>(data)(string);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:189:35
[INFO] [stdout]     |
[INFO] [stdout] 189 |             let mut data: Box<Box<FnMut(String)>> = Box::new(Box::new(callback));
[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] 189 -             let mut data: Box<Box<FnMut(String)>> = Box::new(Box::new(callback));
[INFO] [stdout] 189 +             let mut data: Box<Box<dyn FnMut(String)>> = Box::new(Box::new(callback));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:193:40
[INFO] [stdout]     |
[INFO] [stdout] 193 |                 &mut *data as *mut Box<FnMut(String)> as *mut c_void,
[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] 193 -                 &mut *data as *mut Box<FnMut(String)> as *mut c_void,
[INFO] [stdout] 193 +                 &mut *data as *mut Box<dyn FnMut(String)> as *mut c_void,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:203:56
[INFO] [stdout]     |
[INFO] [stdout] 203 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(String)>>(data)(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: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 203 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(String)>>(data)(string);
[INFO] [stdout] 203 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(String)>>(data)(string);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:236:35
[INFO] [stdout]     |
[INFO] [stdout] 236 |             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[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] 236 -             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stdout] 236 +             let mut data: Box<Box<dyn FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:240:40
[INFO] [stdout]     |
[INFO] [stdout] 240 |                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[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] 240 -                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[INFO] [stdout] 240 +                 &mut *data as *mut Box<dyn FnMut(i64)> as *mut c_void,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:249:56
[INFO] [stdout]     |
[INFO] [stdout] 249 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[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] 249 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[INFO] [stdout] 249 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(i64)>>(data)(val);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:279:35
[INFO] [stdout]     |
[INFO] [stdout] 279 |             let mut data: Box<Box<FnMut(bool)>> = Box::new(Box::new(callback));
[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] 279 -             let mut data: Box<Box<FnMut(bool)>> = Box::new(Box::new(callback));
[INFO] [stdout] 279 +             let mut data: Box<Box<dyn FnMut(bool)>> = Box::new(Box::new(callback));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:283:40
[INFO] [stdout]     |
[INFO] [stdout] 283 |                 &mut *data as *mut Box<FnMut(bool)> as *mut c_void,
[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] 283 -                 &mut *data as *mut Box<FnMut(bool)> as *mut c_void,
[INFO] [stdout] 283 +                 &mut *data as *mut Box<dyn FnMut(bool)> as *mut c_void,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/controls/entry.rs:291:56
[INFO] [stdout]     |
[INFO] [stdout] 291 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(bool)>>(data)(val);
[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] 291 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(bool)>>(data)(val);
[INFO] [stdout] 291 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(bool)>>(data)(val);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/ffi_tools.rs:38:52
[INFO] [stdout]    |
[INFO] [stdout] 38 |     unsafe { mem::transmute::<*mut c_void, Box<Box<FnMut()>>>(data)() }
[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 -     unsafe { mem::transmute::<*mut c_void, Box<Box<FnMut()>>>(data)() }
[INFO] [stdout] 38 +     unsafe { mem::transmute::<*mut c_void, Box<Box<dyn FnMut()>>>(data)() }
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/menus.rs:51:35
[INFO] [stdout]    |
[INFO] [stdout] 51 |             let mut data: Box<Box<FnMut(&MenuItem, &Window)>> = Box::new(Box::new(callback));
[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 -             let mut data: Box<Box<FnMut(&MenuItem, &Window)>> = Box::new(Box::new(callback));
[INFO] [stdout] 51 +             let mut data: Box<Box<dyn FnMut(&MenuItem, &Window)>> = Box::new(Box::new(callback));
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/menus.rs:55:40
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 &mut *data as *mut Box<FnMut(&MenuItem, &Window)> as *mut c_void,
[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] 55 -                 &mut *data as *mut Box<FnMut(&MenuItem, &Window)> as *mut c_void,
[INFO] [stdout] 55 +                 &mut *data as *mut Box<dyn FnMut(&MenuItem, &Window)> as *mut c_void,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/menus.rs:70:56
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(&MenuItem, &Window)>>(data)(
[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] 70 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(&MenuItem, &Window)>>(data)(
[INFO] [stdout] 70 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(&MenuItem, &Window)>>(data)(
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ui.rs:138:35
[INFO] [stdout]     |
[INFO] [stdout] 138 |             let mut data: Box<Box<FnMut()>> = Box::new(Box::new(callback));
[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] 138 -             let mut data: Box<Box<FnMut()>> = Box::new(Box::new(callback));
[INFO] [stdout] 138 +             let mut data: Box<Box<dyn FnMut()>> = Box::new(Box::new(callback));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ui.rs:141:40
[INFO] [stdout]     |
[INFO] [stdout] 141 |                 &mut *data as *mut Box<FnMut()> as *mut c_void,
[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 -                 &mut *data as *mut Box<FnMut()> as *mut c_void,
[INFO] [stdout] 141 +                 &mut *data as *mut Box<dyn FnMut()> as *mut c_void,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ui.rs:150:35
[INFO] [stdout]     |
[INFO] [stdout] 150 |             let mut data: Box<Box<FnMut()>> = Box::new(Box::new(callback));
[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 -             let mut data: Box<Box<FnMut()>> = Box::new(Box::new(callback));
[INFO] [stdout] 150 +             let mut data: Box<Box<dyn FnMut()>> = Box::new(Box::new(callback));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ui.rs:153:40
[INFO] [stdout]     |
[INFO] [stdout] 153 |                 &mut *data as *mut Box<FnMut()> as *mut c_void,
[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] 153 -                 &mut *data as *mut Box<FnMut()> as *mut c_void,
[INFO] [stdout] 153 +                 &mut *data as *mut Box<dyn FnMut()> as *mut c_void,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `token`
[INFO] [stdout]   --> src/ui.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     token: Rc<UIToken>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `UI` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/ui.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[derive(Clone)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 37 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.29s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/iui-c637ea91c0e49ae1)
[INFO] running `Command { std: "docker" "inspect" "d93b8ebea61975971362841bdefa6e5472b2d8448f386349027d72254ec8e607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d93b8ebea61975971362841bdefa6e5472b2d8448f386349027d72254ec8e607", kill_on_drop: false }`
[INFO] [stdout] d93b8ebea61975971362841bdefa6e5472b2d8448f386349027d72254ec8e607
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e19c4d168eee477f20cc3c28209cd2183491faa4829ab6e450e541f17fc896b1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e19c4d168eee477f20cc3c28209cd2183491faa4829ab6e450e541f17fc896b1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stderr]  --> src/ffi_tools.rs:4:47
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::sync::atomic::{AtomicBool, Ordering, ATOMIC_BOOL_INIT};
[INFO] [stderr]   |                                               ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stderr]  --> src/ffi_tools.rs:6:34
[INFO] [stderr]   |
[INFO] [stderr] 6 | static INITIALIZED: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stderr]   |                                  ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicBool::new(false)`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/draw/transform.rs:22:35
[INFO] [stderr]    |
[INFO] [stderr] 22 |             let mut matrix = mem::uninitialized();
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ui.rs:170:26
[INFO] [stderr]     |
[INFO] [stderr] 170 |     callback: Option<Box<FnMut()>>,
[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] 170 -     callback: Option<Box<FnMut()>>,
[INFO] [stderr] 170 +     callback: Option<Box<dyn FnMut()>>,
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/controls/basic.rs:54:35
[INFO] [stderr]    |
[INFO] [stderr] 54 |             let mut data: Box<Box<FnMut(&mut Button)>> = Box::new(Box::new(callback));
[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] 54 -             let mut data: Box<Box<FnMut(&mut Button)>> = Box::new(Box::new(callback));
[INFO] [stderr] 54 +             let mut data: Box<Box<dyn FnMut(&mut Button)>> = Box::new(Box::new(callback));
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/controls/basic.rs:58:40
[INFO] [stderr]    |
[INFO] [stderr] 58 |                 &mut *data as *mut Box<FnMut(&mut Button)> as *mut c_void,
[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 -                 &mut *data as *mut Box<FnMut(&mut Button)> as *mut c_void,
[INFO] [stderr] 58 +                 &mut *data as *mut Box<dyn FnMut(&mut Button)> as *mut c_void,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/controls/basic.rs:66:56
[INFO] [stderr]    |
[INFO] [stderr] 66 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(&mut Button)>>(data)(&mut button)
[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] 66 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(&mut Button)>>(data)(&mut button)
[INFO] [stderr] 66 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(&mut Button)>>(data)(&mut button)
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/controls/window.rs:92:35
[INFO] [stderr]    |
[INFO] [stderr] 92 |             let mut data: Box<Box<FnMut(&mut Window) -> bool>> = Box::new(Box::new(|window| {
[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 -             let mut data: Box<Box<FnMut(&mut Window) -> bool>> = Box::new(Box::new(|window| {
[INFO] [stderr] 92 +             let mut data: Box<Box<dyn FnMut(&mut Window) -> bool>> = Box::new(Box::new(|window| {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/controls/window.rs:99:40
[INFO] [stderr]    |
[INFO] [stderr] 99 |                 &mut *data as *mut Box<FnMut(&mut Window) -> bool> as *mut c_void,
[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] 99 -                 &mut *data as *mut Box<FnMut(&mut Window) -> bool> as *mut c_void,
[INFO] [stderr] 99 +                 &mut *data as *mut Box<dyn FnMut(&mut Window) -> bool> as *mut c_void,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/controls/window.rs:107:55
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 mem::transmute::<*mut c_void, Box<Box<FnMut(&mut Window) -> bool>>>(data)(
[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] 107 -                 mem::transmute::<*mut c_void, Box<Box<FnMut(&mut Window) -> bool>>>(data)(
[INFO] [stderr] 107 +                 mem::transmute::<*mut c_void, Box<Box<dyn FnMut(&mut Window) -> bool>>>(data)(
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/controls/entry.rs:67:35
[INFO] [stderr]    |
[INFO] [stderr] 67 |             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[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] 67 -             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stderr] 67 +             let mut data: Box<Box<dyn FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/controls/entry.rs:71:40
[INFO] [stderr]    |
[INFO] [stderr] 71 |                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[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] 71 -                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[INFO] [stderr] 71 +                 &mut *data as *mut Box<dyn FnMut(i64)> as *mut c_void,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/controls/entry.rs:79:56
[INFO] [stderr]    |
[INFO] [stderr] 79 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[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 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[INFO] [stderr] 79 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(i64)>>(data)(val);
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/controls/entry.rs:96:35
[INFO] [stderr]    |
[INFO] [stderr] 96 |             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[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] 96 -             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stderr] 96 +             let mut data: Box<Box<dyn FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/controls/entry.rs:100:40
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[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] 100 -                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[INFO] [stderr] 100 +                 &mut *data as *mut Box<dyn FnMut(i64)> as *mut c_void,
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/controls/entry.rs:108:56
[INFO] [stderr]     |
[INFO] [stderr] 108 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[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] 108 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[INFO] [stderr] 108 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(i64)>>(data)(val);
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/controls/entry.rs:153:35
[INFO] [stderr]     |
[INFO] [stderr] 153 |             let mut data: Box<Box<FnMut(String)>> = Box::new(Box::new(callback));
[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] 153 -             let mut data: Box<Box<FnMut(String)>> = Box::new(Box::new(callback));
[INFO] [stderr] 153 +             let mut data: Box<Box<dyn FnMut(String)>> = Box::new(Box::new(callback));
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/controls/entry.rs:157:40
[INFO] [stderr]     |
[INFO] [stderr] 157 |                 &mut *data as *mut Box<FnMut(String)> as *mut c_void,
[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] 157 -                 &mut *data as *mut Box<FnMut(String)> as *mut c_void,
[INFO] [stderr] 157 +                 &mut *data as *mut Box<dyn FnMut(String)> as *mut c_void,
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/controls/entry.rs:167:56
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(String)>>(data)(string);
[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 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(String)>>(data)(string);
[INFO] [stderr] 167 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(String)>>(data)(string);
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/controls/entry.rs:189:35
[INFO] [stderr]     |
[INFO] [stderr] 189 |             let mut data: Box<Box<FnMut(String)>> = Box::new(Box::new(callback));
[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] 189 -             let mut data: Box<Box<FnMut(String)>> = Box::new(Box::new(callback));
[INFO] [stderr] 189 +             let mut data: Box<Box<dyn FnMut(String)>> = Box::new(Box::new(callback));
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/controls/entry.rs:193:40
[INFO] [stderr]     |
[INFO] [stderr] 193 |                 &mut *data as *mut Box<FnMut(String)> as *mut c_void,
[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] 193 -                 &mut *data as *mut Box<FnMut(String)> as *mut c_void,
[INFO] [stderr] 193 +                 &mut *data as *mut Box<dyn FnMut(String)> as *mut c_void,
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/controls/entry.rs:203:56
[INFO] [stderr]     |
[INFO] [stderr] 203 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(String)>>(data)(string);
[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] 203 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(String)>>(data)(string);
[INFO] [stderr] 203 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(String)>>(data)(string);
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/controls/entry.rs:236:35
[INFO] [stderr]     |
[INFO] [stderr] 236 |             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[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] 236 -             let mut data: Box<Box<FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stderr] 236 +             let mut data: Box<Box<dyn FnMut(i64)>> = Box::new(Box::new(callback));
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/controls/entry.rs:240:40
[INFO] [stderr]     |
[INFO] [stderr] 240 |                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[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] 240 -                 &mut *data as *mut Box<FnMut(i64)> as *mut c_void,
[INFO] [stderr] 240 +                 &mut *data as *mut Box<dyn FnMut(i64)> as *mut c_void,
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/controls/entry.rs:249:56
[INFO] [stderr]     |
[INFO] [stderr] 249 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[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] 249 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(i64)>>(data)(val);
[INFO] [stderr] 249 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(i64)>>(data)(val);
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/controls/entry.rs:279:35
[INFO] [stderr]     |
[INFO] [stderr] 279 |             let mut data: Box<Box<FnMut(bool)>> = Box::new(Box::new(callback));
[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] 279 -             let mut data: Box<Box<FnMut(bool)>> = Box::new(Box::new(callback));
[INFO] [stderr] 279 +             let mut data: Box<Box<dyn FnMut(bool)>> = Box::new(Box::new(callback));
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/controls/entry.rs:283:40
[INFO] [stderr]     |
[INFO] [stderr] 283 |                 &mut *data as *mut Box<FnMut(bool)> as *mut c_void,
[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] 283 -                 &mut *data as *mut Box<FnMut(bool)> as *mut c_void,
[INFO] [stderr] 283 +                 &mut *data as *mut Box<dyn FnMut(bool)> as *mut c_void,
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/controls/entry.rs:291:56
[INFO] [stderr]     |
[INFO] [stderr] 291 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(bool)>>(data)(val);
[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] 291 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(bool)>>(data)(val);
[INFO] [stderr] 291 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(bool)>>(data)(val);
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ffi_tools.rs:38:52
[INFO] [stderr]    |
[INFO] [stderr] 38 |     unsafe { mem::transmute::<*mut c_void, Box<Box<FnMut()>>>(data)() }
[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 -     unsafe { mem::transmute::<*mut c_void, Box<Box<FnMut()>>>(data)() }
[INFO] [stderr] 38 +     unsafe { mem::transmute::<*mut c_void, Box<Box<dyn FnMut()>>>(data)() }
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/menus.rs:51:35
[INFO] [stderr]    |
[INFO] [stderr] 51 |             let mut data: Box<Box<FnMut(&MenuItem, &Window)>> = Box::new(Box::new(callback));
[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 -             let mut data: Box<Box<FnMut(&MenuItem, &Window)>> = Box::new(Box::new(callback));
[INFO] [stderr] 51 +             let mut data: Box<Box<dyn FnMut(&MenuItem, &Window)>> = Box::new(Box::new(callback));
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/menus.rs:55:40
[INFO] [stderr]    |
[INFO] [stderr] 55 |                 &mut *data as *mut Box<FnMut(&MenuItem, &Window)> as *mut c_void,
[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] 55 -                 &mut *data as *mut Box<FnMut(&MenuItem, &Window)> as *mut c_void,
[INFO] [stderr] 55 +                 &mut *data as *mut Box<dyn FnMut(&MenuItem, &Window)> as *mut c_void,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/menus.rs:70:56
[INFO] [stderr]    |
[INFO] [stderr] 70 |                 mem::transmute::<*mut c_void, &mut Box<FnMut(&MenuItem, &Window)>>(data)(
[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] 70 -                 mem::transmute::<*mut c_void, &mut Box<FnMut(&MenuItem, &Window)>>(data)(
[INFO] [stderr] 70 +                 mem::transmute::<*mut c_void, &mut Box<dyn FnMut(&MenuItem, &Window)>>(data)(
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ui.rs:138:35
[INFO] [stderr]     |
[INFO] [stderr] 138 |             let mut data: Box<Box<FnMut()>> = Box::new(Box::new(callback));
[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] 138 -             let mut data: Box<Box<FnMut()>> = Box::new(Box::new(callback));
[INFO] [stderr] 138 +             let mut data: Box<Box<dyn FnMut()>> = Box::new(Box::new(callback));
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ui.rs:141:40
[INFO] [stderr]     |
[INFO] [stderr] 141 |                 &mut *data as *mut Box<FnMut()> as *mut c_void,
[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 -                 &mut *data as *mut Box<FnMut()> as *mut c_void,
[INFO] [stderr] 141 +                 &mut *data as *mut Box<dyn FnMut()> as *mut c_void,
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ui.rs:150:35
[INFO] [stderr]     |
[INFO] [stderr] 150 |             let mut data: Box<Box<FnMut()>> = Box::new(Box::new(callback));
[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 -             let mut data: Box<Box<FnMut()>> = Box::new(Box::new(callback));
[INFO] [stderr] 150 +             let mut data: Box<Box<dyn FnMut()>> = Box::new(Box::new(callback));
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ui.rs:153:40
[INFO] [stderr]     |
[INFO] [stderr] 153 |                 &mut *data as *mut Box<FnMut()> as *mut c_void,
[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] 153 -                 &mut *data as *mut Box<FnMut()> as *mut c_void,
[INFO] [stderr] 153 +                 &mut *data as *mut Box<dyn FnMut()> as *mut c_void,
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `token`
[INFO] [stderr]   --> src/ui.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     token: Rc<UIToken>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `UI` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/ui.rs:36:10
[INFO] [stderr]    |
[INFO] [stderr] 36 | #[derive(Clone)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `iui` (lib) generated 37 warnings
[INFO] [stderr] warning: `iui` (lib test) generated 37 warnings (37 duplicates)
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> examples/files.rs:35:129
[INFO] [stderr]    |
[INFO] [stderr] 35 | ...   Err(why) => { window.modal_err(&ui, "I/O Error", &format!("Could not open file {}: {}", path.display(), why.description())); return; }
[INFO] [stderr]    |                                                                                                                   ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> examples/files.rs:39:133
[INFO] [stderr]    |
[INFO] [stderr] 39 | ...   Err(why) => { window.modal_err(&ui, "I/O Error", &format!("Could not write to file {}: {}", path.display(), why.description())); re...
[INFO] [stderr]    |                                                                                                                       ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `iui` (example "files") generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/iui-c637ea91c0e49ae1)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iui
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/ui.rs - ui::UI::init (line 52) ... FAILED
[INFO] [stdout] test src/ui.rs - ui::UI::queue_main (line 127) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/ui.rs - ui::UI::init (line 52) stdout ----
[INFO] [stdout] Test executable failed (exit code 127).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] /tmp/rustdoctestPEkmhn/rust_out: error while loading shared libraries: libui.so.0: cannot open shared object file: No such file or directory
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/ui.rs - ui::UI::queue_main (line 127) stdout ----
[INFO] [stdout] Test executable failed (exit code 127).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] /tmp/rustdoctestUIBYRz/rust_out: error while loading shared libraries: libui.so.0: cannot open shared object file: No such file or directory
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/ui.rs - ui::UI::init (line 52)
[INFO] [stdout]     src/ui.rs - ui::UI::queue_main (line 127)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.45s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "e19c4d168eee477f20cc3c28209cd2183491faa4829ab6e450e541f17fc896b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e19c4d168eee477f20cc3c28209cd2183491faa4829ab6e450e541f17fc896b1", kill_on_drop: false }`
[INFO] [stdout] e19c4d168eee477f20cc3c28209cd2183491faa4829ab6e450e541f17fc896b1