[INFO] fetching crate simi 0.2.1...
[INFO] testing simi-0.2.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate simi 0.2.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate simi 0.2.1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-13/source/.cargo/config
[INFO] started tweaking crates.io crate simi 0.2.1
[INFO] finished tweaking crates.io crate simi 0.2.1
[INFO] tweaked toml for crates.io crate simi 0.2.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simi-test v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c1932190042f30e37e46330bd922e3f73b0393bb2335a6200a7ee49462392d9
[INFO] running `Command { std: "docker" "start" "-a" "2c1932190042f30e37e46330bd922e3f73b0393bb2335a6200a7ee49462392d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c1932190042f30e37e46330bd922e3f73b0393bb2335a6200a7ee49462392d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c1932190042f30e37e46330bd922e3f73b0393bb2335a6200a7ee49462392d9", kill_on_drop: false }`
[INFO] [stdout] 2c1932190042f30e37e46330bd922e3f73b0393bb2335a6200a7ee49462392d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b014d30c6bde3a1fdc3a1190d4cb5a8ecfac813a64955d142a6031bde56512ac
[INFO] running `Command { std: "docker" "start" "-a" "b014d30c6bde3a1fdc3a1190d4cb5a8ecfac813a64955d142a6031bde56512ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.80
[INFO] [stderr]    Compiling bumpalo v3.9.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling wasm-bindgen v0.2.80
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.80
[INFO] [stderr]    Compiling simi-macros v0.2.1
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.80
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.80
[INFO] [stderr]    Compiling js-sys v0.3.57
[INFO] [stderr]    Compiling web-sys v0.3.57
[INFO] [stderr]    Compiling simi v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:23:27
[INFO] [stdout]    |
[INFO] [stdout] 23 |     use std::sync::{Once, ONCE_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::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:24:29
[INFO] [stdout]    |
[INFO] [stdout] 24 |     static SET_HOOK: Once = ONCE_INIT;
[INFO] [stdout]    |                             ^^^^^^^^^ help: replace the use of the deprecated constant: `Once::new()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/app.rs:274:44
[INFO] [stdout]     |
[INFO] [stdout] 274 |     map: std::collections::HashMap<u8, Box<std::any::Any>>,
[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 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 274 -     map: std::collections::HashMap<u8, Box<std::any::Any>>,
[INFO] [stdout] 274 +     map: std::collections::HashMap<u8, Box<dyn std::any::Any>>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dom/element.rs:11:23
[INFO] [stdout]    |
[INFO] [stdout] 11 |     EventListener(Box<Listener>),
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 11 -     EventListener(Box<Listener>),
[INFO] [stdout] 11 +     EventListener(Box<dyn Listener>),
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/dom/sub_app.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 |     rc_main: Box<Any>,
[INFO] [stdout]   |                  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 -     rc_main: Box<Any>,
[INFO] [stdout] 9 +     rc_main: Box<dyn Any>,
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/element_events.rs:72:30
[INFO] [stdout]     |
[INFO] [stdout] 72  |               closure: Closure<Fn(web_sys::$HandlerType)>,
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88  | / impl_element_events_that_send_message_back_to_simi_app! {
[INFO] [stdout] 89  | |     (
[INFO] [stdout] 90  | |         "Event handler for FocusEvent",
[INFO] [stdout] 91  | |         FocusEvent,
[INFO] [stdout] ...   |
[INFO] [stdout] 130 | |     )
[INFO] [stdout] 131 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `impl_element_events_that_send_message_back_to_simi_app` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 72  -             closure: Closure<Fn(web_sys::$HandlerType)>,
[INFO] [stdout] 72  +             closure: Closure<dyn Fn(web_sys::$HandlerType)>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/callback.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub type Callback = Rc<Fn()>;
[INFO] [stdout]   |                        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 7 - pub type Callback = Rc<Fn()>;
[INFO] [stdout] 7 + pub type Callback = Rc<dyn Fn()>;
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/callback.rs:9:30
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub type CallbackArg<T> = Rc<Fn(T)>;
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 - pub type CallbackArg<T> = Rc<Fn(T)>;
[INFO] [stdout] 9 + pub type CallbackArg<T> = Rc<dyn Fn(T)>;
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/element_events.rs:22:64
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub type ElementEventHandler<A> = ::std::cell::Cell<Option<Box<EventHandler<A>>>>;
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 - pub type ElementEventHandler<A> = ::std::cell::Cell<Option<Box<EventHandler<A>>>>;
[INFO] [stdout] 22 + pub type ElementEventHandler<A> = ::std::cell::Cell<Option<Box<dyn EventHandler<A>>>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/element_events.rs:18:68
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<Listener>;
[INFO] [stdout]    |                                                                    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 -     fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<Listener>;
[INFO] [stdout] 18 +     fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<dyn Listener>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/element_events.rs:53:76
[INFO] [stdout]     |
[INFO] [stdout] 53  |               fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<Listener> { //, simi_element: &mut Element) {
[INFO] [stdout]     |                                                                              ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88  | / impl_element_events_that_send_message_back_to_simi_app! {
[INFO] [stdout] 89  | |     (
[INFO] [stdout] 90  | |         "Event handler for FocusEvent",
[INFO] [stdout] 91  | |         FocusEvent,
[INFO] [stdout] ...   |
[INFO] [stdout] 130 | |     )
[INFO] [stdout] 131 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `impl_element_events_that_send_message_back_to_simi_app` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 53  -             fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<Listener> { //, simi_element: &mut Element) {
[INFO] [stdout] 53  +             fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<dyn Listener> { //, simi_element: &mut Element) {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/dom/element.rs:413:32
[INFO] [stdout]     |
[INFO] [stdout] 413 |         mut event_handler: Box<EventHandler<A>>,
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 413 -         mut event_handler: Box<EventHandler<A>>,
[INFO] [stdout] 413 +         mut event_handler: Box<dyn EventHandler<A>>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interop.rs:38:67
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn no_arg<A, H>(main: WeakMain<A>, handler: H) -> Closure<Fn()>
[INFO] [stdout]    |                                                                   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <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 -     pub fn no_arg<A, H>(main: WeakMain<A>, handler: H) -> Closure<Fn()>
[INFO] [stdout] 38 +     pub fn no_arg<A, H>(main: WeakMain<A>, handler: H) -> Closure<dyn Fn()>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interop.rs:44:48
[INFO] [stdout]    |
[INFO] [stdout] 44 |         Closure::wrap(Box::new(handler) as Box<Fn()>)
[INFO] [stdout]    |                                                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 -         Closure::wrap(Box::new(handler) as Box<Fn()>)
[INFO] [stdout] 44 +         Closure::wrap(Box::new(handler) as Box<dyn Fn()>)
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/element_events.rs:59:70
[INFO] [stdout]     |
[INFO] [stdout] 59  |                   let closure = Closure::wrap(Box::new(handler) as Box<Fn(web_sys::$HandlerType)>);
[INFO] [stdout]     |                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88  | / impl_element_events_that_send_message_back_to_simi_app! {
[INFO] [stdout] 89  | |     (
[INFO] [stdout] 90  | |         "Event handler for FocusEvent",
[INFO] [stdout] 91  | |         FocusEvent,
[INFO] [stdout] ...   |
[INFO] [stdout] 130 | |     )
[INFO] [stdout] 131 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `impl_element_events_that_send_message_back_to_simi_app` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 59  -                 let closure = Closure::wrap(Box::new(handler) as Box<Fn(web_sys::$HandlerType)>);
[INFO] [stdout] 59  +                 let closure = Closure::wrap(Box::new(handler) as Box<dyn Fn(web_sys::$HandlerType)>);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.01s
[INFO] running `Command { std: "docker" "inspect" "b014d30c6bde3a1fdc3a1190d4cb5a8ecfac813a64955d142a6031bde56512ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b014d30c6bde3a1fdc3a1190d4cb5a8ecfac813a64955d142a6031bde56512ac", kill_on_drop: false }`
[INFO] [stdout] b014d30c6bde3a1fdc3a1190d4cb5a8ecfac813a64955d142a6031bde56512ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 737ec92687d60c2dacae3f480784e82c7bc14ccd34e9886c27b65b75a54cafd6
[INFO] running `Command { std: "docker" "start" "-a" "737ec92687d60c2dacae3f480784e82c7bc14ccd34e9886c27b65b75a54cafd6", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:23:27
[INFO] [stdout]    |
[INFO] [stdout] 23 |     use std::sync::{Once, ONCE_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::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:24:29
[INFO] [stdout]    |
[INFO] [stdout] 24 |     static SET_HOOK: Once = ONCE_INIT;
[INFO] [stdout]    |                             ^^^^^^^^^ help: replace the use of the deprecated constant: `Once::new()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/app.rs:274:44
[INFO] [stdout]     |
[INFO] [stdout] 274 |     map: std::collections::HashMap<u8, Box<std::any::Any>>,
[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 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 274 -     map: std::collections::HashMap<u8, Box<std::any::Any>>,
[INFO] [stdout] 274 +     map: std::collections::HashMap<u8, Box<dyn std::any::Any>>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dom/element.rs:11:23
[INFO] [stdout]    |
[INFO] [stdout] 11 |     EventListener(Box<Listener>),
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 11 -     EventListener(Box<Listener>),
[INFO] [stdout] 11 +     EventListener(Box<dyn Listener>),
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/dom/sub_app.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 |     rc_main: Box<Any>,
[INFO] [stdout]   |                  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 -     rc_main: Box<Any>,
[INFO] [stdout] 9 +     rc_main: Box<dyn Any>,
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/element_events.rs:72:30
[INFO] [stdout]     |
[INFO] [stdout] 72  |               closure: Closure<Fn(web_sys::$HandlerType)>,
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88  | / impl_element_events_that_send_message_back_to_simi_app! {
[INFO] [stdout] 89  | |     (
[INFO] [stdout] 90  | |         "Event handler for FocusEvent",
[INFO] [stdout] 91  | |         FocusEvent,
[INFO] [stdout] ...   |
[INFO] [stdout] 130 | |     )
[INFO] [stdout] 131 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `impl_element_events_that_send_message_back_to_simi_app` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 72  -             closure: Closure<Fn(web_sys::$HandlerType)>,
[INFO] [stdout] 72  +             closure: Closure<dyn Fn(web_sys::$HandlerType)>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/callback.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub type Callback = Rc<Fn()>;
[INFO] [stdout]   |                        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 7 - pub type Callback = Rc<Fn()>;
[INFO] [stdout] 7 + pub type Callback = Rc<dyn Fn()>;
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/callback.rs:9:30
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub type CallbackArg<T> = Rc<Fn(T)>;
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 - pub type CallbackArg<T> = Rc<Fn(T)>;
[INFO] [stdout] 9 + pub type CallbackArg<T> = Rc<dyn Fn(T)>;
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/element_events.rs:22:64
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub type ElementEventHandler<A> = ::std::cell::Cell<Option<Box<EventHandler<A>>>>;
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 - pub type ElementEventHandler<A> = ::std::cell::Cell<Option<Box<EventHandler<A>>>>;
[INFO] [stdout] 22 + pub type ElementEventHandler<A> = ::std::cell::Cell<Option<Box<dyn EventHandler<A>>>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/element_events.rs:18:68
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<Listener>;
[INFO] [stdout]    |                                                                    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 -     fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<Listener>;
[INFO] [stdout] 18 +     fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<dyn Listener>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/element_events.rs:53:76
[INFO] [stdout]     |
[INFO] [stdout] 53  |               fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<Listener> { //, simi_element: &mut Element) {
[INFO] [stdout]     |                                                                              ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88  | / impl_element_events_that_send_message_back_to_simi_app! {
[INFO] [stdout] 89  | |     (
[INFO] [stdout] 90  | |         "Event handler for FocusEvent",
[INFO] [stdout] 91  | |         FocusEvent,
[INFO] [stdout] ...   |
[INFO] [stdout] 130 | |     )
[INFO] [stdout] 131 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `impl_element_events_that_send_message_back_to_simi_app` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 53  -             fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<Listener> { //, simi_element: &mut Element) {
[INFO] [stdout] 53  +             fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<dyn Listener> { //, simi_element: &mut Element) {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/dom/element.rs:413:32
[INFO] [stdout]     |
[INFO] [stdout] 413 |         mut event_handler: Box<EventHandler<A>>,
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 413 -         mut event_handler: Box<EventHandler<A>>,
[INFO] [stdout] 413 +         mut event_handler: Box<dyn EventHandler<A>>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interop.rs:38:67
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn no_arg<A, H>(main: WeakMain<A>, handler: H) -> Closure<Fn()>
[INFO] [stdout]    |                                                                   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <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 -     pub fn no_arg<A, H>(main: WeakMain<A>, handler: H) -> Closure<Fn()>
[INFO] [stdout] 38 +     pub fn no_arg<A, H>(main: WeakMain<A>, handler: H) -> Closure<dyn Fn()>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interop.rs:44:48
[INFO] [stdout]    |
[INFO] [stdout] 44 |         Closure::wrap(Box::new(handler) as Box<Fn()>)
[INFO] [stdout]    |                                                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 -         Closure::wrap(Box::new(handler) as Box<Fn()>)
[INFO] [stdout] 44 +         Closure::wrap(Box::new(handler) as Box<dyn Fn()>)
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling simi v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/element_events.rs:59:70
[INFO] [stdout]     |
[INFO] [stdout] 59  |                   let closure = Closure::wrap(Box::new(handler) as Box<Fn(web_sys::$HandlerType)>);
[INFO] [stdout]     |                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88  | / impl_element_events_that_send_message_back_to_simi_app! {
[INFO] [stdout] 89  | |     (
[INFO] [stdout] 90  | |         "Event handler for FocusEvent",
[INFO] [stdout] 91  | |         FocusEvent,
[INFO] [stdout] ...   |
[INFO] [stdout] 130 | |     )
[INFO] [stdout] 131 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `impl_element_events_that_send_message_back_to_simi_app` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 59  -                 let closure = Closure::wrap(Box::new(handler) as Box<Fn(web_sys::$HandlerType)>);
[INFO] [stdout] 59  +                 let closure = Closure::wrap(Box::new(handler) as Box<dyn Fn(web_sys::$HandlerType)>);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:23:27
[INFO] [stdout]    |
[INFO] [stdout] 23 |     use std::sync::{Once, ONCE_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::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:24:29
[INFO] [stdout]    |
[INFO] [stdout] 24 |     static SET_HOOK: Once = ONCE_INIT;
[INFO] [stdout]    |                             ^^^^^^^^^ help: replace the use of the deprecated constant: `Once::new()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/app.rs:274:44
[INFO] [stdout]     |
[INFO] [stdout] 274 |     map: std::collections::HashMap<u8, Box<std::any::Any>>,
[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 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 274 -     map: std::collections::HashMap<u8, Box<std::any::Any>>,
[INFO] [stdout] 274 +     map: std::collections::HashMap<u8, Box<dyn std::any::Any>>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dom/element.rs:11:23
[INFO] [stdout]    |
[INFO] [stdout] 11 |     EventListener(Box<Listener>),
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 11 -     EventListener(Box<Listener>),
[INFO] [stdout] 11 +     EventListener(Box<dyn Listener>),
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/dom/sub_app.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 |     rc_main: Box<Any>,
[INFO] [stdout]   |                  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 -     rc_main: Box<Any>,
[INFO] [stdout] 9 +     rc_main: Box<dyn Any>,
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/element_events.rs:72:30
[INFO] [stdout]     |
[INFO] [stdout] 72  |               closure: Closure<Fn(web_sys::$HandlerType)>,
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88  | / impl_element_events_that_send_message_back_to_simi_app! {
[INFO] [stdout] 89  | |     (
[INFO] [stdout] 90  | |         "Event handler for FocusEvent",
[INFO] [stdout] 91  | |         FocusEvent,
[INFO] [stdout] ...   |
[INFO] [stdout] 130 | |     )
[INFO] [stdout] 131 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `impl_element_events_that_send_message_back_to_simi_app` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 72  -             closure: Closure<Fn(web_sys::$HandlerType)>,
[INFO] [stdout] 72  +             closure: Closure<dyn Fn(web_sys::$HandlerType)>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/callback.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub type Callback = Rc<Fn()>;
[INFO] [stdout]   |                        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 7 - pub type Callback = Rc<Fn()>;
[INFO] [stdout] 7 + pub type Callback = Rc<dyn Fn()>;
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/callback.rs:9:30
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub type CallbackArg<T> = Rc<Fn(T)>;
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 - pub type CallbackArg<T> = Rc<Fn(T)>;
[INFO] [stdout] 9 + pub type CallbackArg<T> = Rc<dyn Fn(T)>;
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/element_events.rs:22:64
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub type ElementEventHandler<A> = ::std::cell::Cell<Option<Box<EventHandler<A>>>>;
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 - pub type ElementEventHandler<A> = ::std::cell::Cell<Option<Box<EventHandler<A>>>>;
[INFO] [stdout] 22 + pub type ElementEventHandler<A> = ::std::cell::Cell<Option<Box<dyn EventHandler<A>>>>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/element_events.rs:18:68
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<Listener>;
[INFO] [stdout]    |                                                                    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 -     fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<Listener>;
[INFO] [stdout] 18 +     fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<dyn Listener>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/element_events.rs:53:76
[INFO] [stdout]     |
[INFO] [stdout] 53  |               fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<Listener> { //, simi_element: &mut Element) {
[INFO] [stdout]     |                                                                              ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88  | / impl_element_events_that_send_message_back_to_simi_app! {
[INFO] [stdout] 89  | |     (
[INFO] [stdout] 90  | |         "Event handler for FocusEvent",
[INFO] [stdout] 91  | |         FocusEvent,
[INFO] [stdout] ...   |
[INFO] [stdout] 130 | |     )
[INFO] [stdout] 131 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `impl_element_events_that_send_message_back_to_simi_app` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 53  -             fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<Listener> { //, simi_element: &mut Element) {
[INFO] [stdout] 53  +             fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<dyn Listener> { //, simi_element: &mut Element) {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/dom/element.rs:413:32
[INFO] [stdout]     |
[INFO] [stdout] 413 |         mut event_handler: Box<EventHandler<A>>,
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 413 -         mut event_handler: Box<EventHandler<A>>,
[INFO] [stdout] 413 +         mut event_handler: Box<dyn EventHandler<A>>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interop.rs:38:67
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn no_arg<A, H>(main: WeakMain<A>, handler: H) -> Closure<Fn()>
[INFO] [stdout]    |                                                                   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <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 -     pub fn no_arg<A, H>(main: WeakMain<A>, handler: H) -> Closure<Fn()>
[INFO] [stdout] 38 +     pub fn no_arg<A, H>(main: WeakMain<A>, handler: H) -> Closure<dyn Fn()>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/interop.rs:44:48
[INFO] [stdout]    |
[INFO] [stdout] 44 |         Closure::wrap(Box::new(handler) as Box<Fn()>)
[INFO] [stdout]    |                                                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 -         Closure::wrap(Box::new(handler) as Box<Fn()>)
[INFO] [stdout] 44 +         Closure::wrap(Box::new(handler) as Box<dyn Fn()>)
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/element_events.rs:59:70
[INFO] [stdout]     |
[INFO] [stdout] 59  |                   let closure = Closure::wrap(Box::new(handler) as Box<Fn(web_sys::$HandlerType)>);
[INFO] [stdout]     |                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88  | / impl_element_events_that_send_message_back_to_simi_app! {
[INFO] [stdout] 89  | |     (
[INFO] [stdout] 90  | |         "Event handler for FocusEvent",
[INFO] [stdout] 91  | |         FocusEvent,
[INFO] [stdout] ...   |
[INFO] [stdout] 130 | |     )
[INFO] [stdout] 131 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `impl_element_events_that_send_message_back_to_simi_app` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 59  -                 let closure = Closure::wrap(Box::new(handler) as Box<Fn(web_sys::$HandlerType)>);
[INFO] [stdout] 59  +                 let closure = Closure::wrap(Box::new(handler) as Box<dyn Fn(web_sys::$HandlerType)>);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "737ec92687d60c2dacae3f480784e82c7bc14ccd34e9886c27b65b75a54cafd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "737ec92687d60c2dacae3f480784e82c7bc14ccd34e9886c27b65b75a54cafd6", kill_on_drop: false }`
[INFO] [stdout] 737ec92687d60c2dacae3f480784e82c7bc14ccd34e9886c27b65b75a54cafd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 74b1fb3ad7f2ccbaa5625ea123453620f8f2942b479941e87505677a8ac528f1
[INFO] running `Command { std: "docker" "start" "-a" "74b1fb3ad7f2ccbaa5625ea123453620f8f2942b479941e87505677a8ac528f1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:23:27
[INFO] [stderr]    |
[INFO] [stderr] 23 |     use std::sync::{Once, ONCE_INIT};
[INFO] [stderr]    |                           ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:24:29
[INFO] [stderr]    |
[INFO] [stderr] 24 |     static SET_HOOK: Once = ONCE_INIT;
[INFO] [stderr]    |                             ^^^^^^^^^ help: replace the use of the deprecated constant: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/app.rs:274:44
[INFO] [stderr]     |
[INFO] [stderr] 274 |     map: std::collections::HashMap<u8, Box<std::any::Any>>,
[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 2018) 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] 274 -     map: std::collections::HashMap<u8, Box<std::any::Any>>,
[INFO] [stderr] 274 +     map: std::collections::HashMap<u8, Box<dyn std::any::Any>>,
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/dom/element.rs:11:23
[INFO] [stderr]    |
[INFO] [stderr] 11 |     EventListener(Box<Listener>),
[INFO] [stderr]    |                       ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 11 -     EventListener(Box<Listener>),
[INFO] [stderr] 11 +     EventListener(Box<dyn Listener>),
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/dom/sub_app.rs:9:18
[INFO] [stderr]   |
[INFO] [stderr] 9 |     rc_main: Box<Any>,
[INFO] [stderr]   |                  ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2018) 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] 9 -     rc_main: Box<Any>,
[INFO] [stderr] 9 +     rc_main: Box<dyn Any>,
[INFO] [stderr]   | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/element_events.rs:72:30
[INFO] [stderr]     |
[INFO] [stderr] 72  |               closure: Closure<Fn(web_sys::$HandlerType)>,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 88  | / impl_element_events_that_send_message_back_to_simi_app! {
[INFO] [stderr] 89  | |     (
[INFO] [stderr] 90  | |         "Event handler for FocusEvent",
[INFO] [stderr] 91  | |         FocusEvent,
[INFO] [stderr] ...   |
[INFO] [stderr] 130 | |     )
[INFO] [stderr] 131 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: this warning originates in the macro `impl_element_events_that_send_message_back_to_simi_app` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 72  -             closure: Closure<Fn(web_sys::$HandlerType)>,
[INFO] [stderr] 72  +             closure: Closure<dyn Fn(web_sys::$HandlerType)>,
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/callback.rs:7:24
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub type Callback = Rc<Fn()>;
[INFO] [stderr]   |                        ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2018) 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] 7 - pub type Callback = Rc<Fn()>;
[INFO] [stderr] 7 + pub type Callback = Rc<dyn Fn()>;
[INFO] [stderr]   | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/callback.rs:9:30
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub type CallbackArg<T> = Rc<Fn(T)>;
[INFO] [stderr]   |                              ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2018) 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] 9 - pub type CallbackArg<T> = Rc<Fn(T)>;
[INFO] [stderr] 9 + pub type CallbackArg<T> = Rc<dyn Fn(T)>;
[INFO] [stderr]   | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/element_events.rs:22:64
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub type ElementEventHandler<A> = ::std::cell::Cell<Option<Box<EventHandler<A>>>>;
[INFO] [stderr]    |                                                                ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 22 - pub type ElementEventHandler<A> = ::std::cell::Cell<Option<Box<EventHandler<A>>>>;
[INFO] [stderr] 22 + pub type ElementEventHandler<A> = ::std::cell::Cell<Option<Box<dyn EventHandler<A>>>>;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/element_events.rs:18:68
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<Listener>;
[INFO] [stderr]    |                                                                    ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) 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] 18 -     fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<Listener>;
[INFO] [stderr] 18 +     fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<dyn Listener>;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/element_events.rs:53:76
[INFO] [stderr]     |
[INFO] [stderr] 53  |               fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<Listener> { //, simi_element: &mut Element) {
[INFO] [stderr]     |                                                                              ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 88  | / impl_element_events_that_send_message_back_to_simi_app! {
[INFO] [stderr] 89  | |     (
[INFO] [stderr] 90  | |         "Event handler for FocusEvent",
[INFO] [stderr] 91  | |         FocusEvent,
[INFO] [stderr] ...   |
[INFO] [stderr] 130 | |     )
[INFO] [stderr] 131 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) 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]     = note: this warning originates in the macro `impl_element_events_that_send_message_back_to_simi_app` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 53  -             fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<Listener> { //, simi_element: &mut Element) {
[INFO] [stderr] 53  +             fn create_event_listener(&mut self, main: &WeakMain<A>) -> Box<dyn Listener> { //, simi_element: &mut Element) {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/dom/element.rs:413:32
[INFO] [stderr]     |
[INFO] [stderr] 413 |         mut event_handler: Box<EventHandler<A>>,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) 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] 413 -         mut event_handler: Box<EventHandler<A>>,
[INFO] [stderr] 413 +         mut event_handler: Box<dyn EventHandler<A>>,
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interop.rs:38:67
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn no_arg<A, H>(main: WeakMain<A>, handler: H) -> Closure<Fn()>
[INFO] [stderr]    |                                                                   ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) 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 -     pub fn no_arg<A, H>(main: WeakMain<A>, handler: H) -> Closure<Fn()>
[INFO] [stderr] 38 +     pub fn no_arg<A, H>(main: WeakMain<A>, handler: H) -> Closure<dyn Fn()>
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/interop.rs:44:48
[INFO] [stderr]    |
[INFO] [stderr] 44 |         Closure::wrap(Box::new(handler) as Box<Fn()>)
[INFO] [stderr]    |                                                ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 44 -         Closure::wrap(Box::new(handler) as Box<Fn()>)
[INFO] [stderr] 44 +         Closure::wrap(Box::new(handler) as Box<dyn Fn()>)
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/element_events.rs:59:70
[INFO] [stderr]     |
[INFO] [stderr] 59  |                   let closure = Closure::wrap(Box::new(handler) as Box<Fn(web_sys::$HandlerType)>);
[INFO] [stderr]     |                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 88  | / impl_element_events_that_send_message_back_to_simi_app! {
[INFO] [stderr] 89  | |     (
[INFO] [stderr] 90  | |         "Event handler for FocusEvent",
[INFO] [stderr] 91  | |         FocusEvent,
[INFO] [stderr] ...   |
[INFO] [stderr] 130 | |     )
[INFO] [stderr] 131 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) 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]     = note: this warning originates in the macro `impl_element_events_that_send_message_back_to_simi_app` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 59  -                 let closure = Closure::wrap(Box::new(handler) as Box<Fn(web_sys::$HandlerType)>);
[INFO] [stderr] 59  +                 let closure = Closure::wrap(Box::new(handler) as Box<dyn Fn(web_sys::$HandlerType)>);
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: `simi` (lib) generated 15 warnings
[INFO] [stderr] warning: `simi` (lib test) generated 15 warnings (15 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simi-a7bc44360f85c23c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/component/main.rs (/opt/rustwide/target/debug/deps/component-255398f8a1725cf8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/elements/main.rs (/opt/rustwide/target/debug/deps/elements-9d0c11bb8b162928)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/for-loop/main.rs (/opt/rustwide/target/debug/deps/for_loop-c4d92148167c57d9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/if-clause/main.rs (/opt/rustwide/target/debug/deps/if_clause-d5534db5f8edd078)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/match/main.rs (/opt/rustwide/target/debug/deps/match-b70330bfd5a3df3d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/sub-apps/main.rs (/opt/rustwide/target/debug/deps/sub_apps-ba5a0ad30273c974)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simi
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "74b1fb3ad7f2ccbaa5625ea123453620f8f2942b479941e87505677a8ac528f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74b1fb3ad7f2ccbaa5625ea123453620f8f2942b479941e87505677a8ac528f1", kill_on_drop: false }`
[INFO] [stdout] 74b1fb3ad7f2ccbaa5625ea123453620f8f2942b479941e87505677a8ac528f1