[INFO] fetching crate epoxy_streams 0.3.1...
[INFO] testing epoxy_streams-0.3.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate epoxy_streams 0.3.1 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate epoxy_streams 0.3.1 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate epoxy_streams 0.3.1
[INFO] finished tweaking crates.io crate epoxy_streams 0.3.1
[INFO] tweaked toml for crates.io crate epoxy_streams 0.3.1 written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4dfe62810102dc6bdd637bc5acf7e5900a8113f55d9b0792bcf282c7458c926
[INFO] running `Command { std: "docker" "start" "-a" "c4dfe62810102dc6bdd637bc5acf7e5900a8113f55d9b0792bcf282c7458c926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4dfe62810102dc6bdd637bc5acf7e5900a8113f55d9b0792bcf282c7458c926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4dfe62810102dc6bdd637bc5acf7e5900a8113f55d9b0792bcf282c7458c926", kill_on_drop: false }`
[INFO] [stdout] c4dfe62810102dc6bdd637bc5acf7e5900a8113f55d9b0792bcf282c7458c926
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7a503d8871d7679be82f5877fc78eb10a78c4d2d01d9ec0a9116f217c42659c
[INFO] running `Command { std: "docker" "start" "-a" "f7a503d8871d7679be82f5877fc78eb10a78c4d2d01d9ec0a9116f217c42659c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling epoxy_streams v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/streams.rs:11:32
[INFO] [stdout]    |
[INFO] [stdout] 11 |     on_emit: BTreeMap<u16, Box<Fn(Arc<T>)>>,
[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] 11 -     on_emit: BTreeMap<u16, Box<Fn(Arc<T>)>>,
[INFO] [stdout] 11 +     on_emit: BTreeMap<u16, Box<dyn Fn(Arc<T>)>>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactive_value.rs:191:18
[INFO] [stdout]     |
[INFO] [stdout] 191 | impl<T: 'static> ReactiveValue<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] 191 - impl<T: 'static> ReactiveValue<T> {
[INFO] [stdout] 191 + impl<T: 'static> dyn ReactiveValue<T> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/reactive_value_operators.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | impl<T: 'static> ReactiveValue<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] 4 - impl<T: 'static> ReactiveValue<T> {
[INFO] [stdout] 4 + impl<T: 'static> dyn ReactiveValue<T> {
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reactive_value_operators.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |         value: &ReactiveValue<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] 30 -         value: &ReactiveValue<T>,
[INFO] [stdout] 30 +         value: &dyn ReactiveValue<T>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reactive_value_operators.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 64 |         value: &ReactiveValue<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] 64 -         value: &ReactiveValue<T>,
[INFO] [stdout] 64 +         value: &dyn ReactiveValue<T>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reactive_value_operators.rs:98:30
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn map<U, F>(value: &ReactiveValue<T>, map_function: F) -> ReadonlyReactiveValue<U>
[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] 98 -     pub fn map<U, F>(value: &ReactiveValue<T>, map_function: F) -> ReadonlyReactiveValue<U>
[INFO] [stdout] 98 +     pub fn map<U, F>(value: &dyn ReactiveValue<T>, map_function: F) -> ReadonlyReactiveValue<U>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactive_value.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 |         ReactiveValue::new_rc(Arc::new(initial_value))
[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] 208 |         <dyn ReactiveValue>::new_rc(Arc::new(initial_value))
[INFO] [stdout]     |         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactive_value.rs:225:9
[INFO] [stdout]     |
[INFO] [stdout] 225 |         ReactiveValue::from_stream_with_default(stream, Default::default())
[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] 225 |         <dyn ReactiveValue>::from_stream_with_default(stream, Default::default())
[INFO] [stdout]     |         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactive_value.rs:229:9
[INFO] [stdout]     |
[INFO] [stdout] 229 |         ReactiveValue::from_stream_with_default_rc(stream, Arc::new(default))
[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] 229 |         <dyn ReactiveValue>::from_stream_with_default_rc(stream, Arc::new(default))
[INFO] [stdout]     |         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactive_value.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 278 |         ReactiveValue::from_stream(self)
[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] 278 |         <dyn ReactiveValue>::from_stream(self)
[INFO] [stdout]     |         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactive_value.rs:283:9
[INFO] [stdout]     |
[INFO] [stdout] 283 |         ReactiveValue::from_stream_with_default(self, default)
[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] 283 |         <dyn ReactiveValue>::from_stream_with_default(self, default)
[INFO] [stdout]     |         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactive_value.rs:288:9
[INFO] [stdout]     |
[INFO] [stdout] 288 |         ReactiveValue::from_stream_with_default_rc(self, default)
[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] 288 |         <dyn ReactiveValue>::from_stream_with_default_rc(self, default)
[INFO] [stdout]     |         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "f7a503d8871d7679be82f5877fc78eb10a78c4d2d01d9ec0a9116f217c42659c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7a503d8871d7679be82f5877fc78eb10a78c4d2d01d9ec0a9116f217c42659c", kill_on_drop: false }`
[INFO] [stdout] f7a503d8871d7679be82f5877fc78eb10a78c4d2d01d9ec0a9116f217c42659c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7a77bca7c3e83de8c9604fb395e3ac0295b1bcc03a2a8634200b7b2138b5579
[INFO] running `Command { std: "docker" "start" "-a" "c7a77bca7c3e83de8c9604fb395e3ac0295b1bcc03a2a8634200b7b2138b5579", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/streams.rs:11:32
[INFO] [stdout]    |
[INFO] [stdout] 11 |     on_emit: BTreeMap<u16, Box<Fn(Arc<T>)>>,
[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] 11 -     on_emit: BTreeMap<u16, Box<Fn(Arc<T>)>>,
[INFO] [stdout] 11 +     on_emit: BTreeMap<u16, Box<dyn Fn(Arc<T>)>>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling epoxy_streams v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactive_value.rs:191:18
[INFO] [stdout]     |
[INFO] [stdout] 191 | impl<T: 'static> ReactiveValue<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] 191 - impl<T: 'static> ReactiveValue<T> {
[INFO] [stdout] 191 + impl<T: 'static> dyn ReactiveValue<T> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/reactive_value_operators.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | impl<T: 'static> ReactiveValue<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] 4 - impl<T: 'static> ReactiveValue<T> {
[INFO] [stdout] 4 + impl<T: 'static> dyn ReactiveValue<T> {
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reactive_value_operators.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |         value: &ReactiveValue<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] 30 -         value: &ReactiveValue<T>,
[INFO] [stdout] 30 +         value: &dyn ReactiveValue<T>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reactive_value_operators.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 64 |         value: &ReactiveValue<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] 64 -         value: &ReactiveValue<T>,
[INFO] [stdout] 64 +         value: &dyn ReactiveValue<T>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reactive_value_operators.rs:98:30
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn map<U, F>(value: &ReactiveValue<T>, map_function: F) -> ReadonlyReactiveValue<U>
[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] 98 -     pub fn map<U, F>(value: &ReactiveValue<T>, map_function: F) -> ReadonlyReactiveValue<U>
[INFO] [stdout] 98 +     pub fn map<U, F>(value: &dyn ReactiveValue<T>, map_function: F) -> ReadonlyReactiveValue<U>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactive_value.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 |         ReactiveValue::new_rc(Arc::new(initial_value))
[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] 208 |         <dyn ReactiveValue>::new_rc(Arc::new(initial_value))
[INFO] [stdout]     |         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactive_value.rs:225:9
[INFO] [stdout]     |
[INFO] [stdout] 225 |         ReactiveValue::from_stream_with_default(stream, Default::default())
[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] 225 |         <dyn ReactiveValue>::from_stream_with_default(stream, Default::default())
[INFO] [stdout]     |         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactive_value.rs:229:9
[INFO] [stdout]     |
[INFO] [stdout] 229 |         ReactiveValue::from_stream_with_default_rc(stream, Arc::new(default))
[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] 229 |         <dyn ReactiveValue>::from_stream_with_default_rc(stream, Arc::new(default))
[INFO] [stdout]     |         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactive_value.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 278 |         ReactiveValue::from_stream(self)
[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] 278 |         <dyn ReactiveValue>::from_stream(self)
[INFO] [stdout]     |         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactive_value.rs:283:9
[INFO] [stdout]     |
[INFO] [stdout] 283 |         ReactiveValue::from_stream_with_default(self, default)
[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] 283 |         <dyn ReactiveValue>::from_stream_with_default(self, default)
[INFO] [stdout]     |         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactive_value.rs:288:9
[INFO] [stdout]     |
[INFO] [stdout] 288 |         ReactiveValue::from_stream_with_default_rc(self, default)
[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] 288 |         <dyn ReactiveValue>::from_stream_with_default_rc(self, default)
[INFO] [stdout]     |         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/streams.rs:11:32
[INFO] [stdout]    |
[INFO] [stdout] 11 |     on_emit: BTreeMap<u16, Box<Fn(Arc<T>)>>,
[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] 11 -     on_emit: BTreeMap<u16, Box<Fn(Arc<T>)>>,
[INFO] [stdout] 11 +     on_emit: BTreeMap<u16, Box<dyn Fn(Arc<T>)>>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactive_value.rs:191:18
[INFO] [stdout]     |
[INFO] [stdout] 191 | impl<T: 'static> ReactiveValue<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] 191 - impl<T: 'static> ReactiveValue<T> {
[INFO] [stdout] 191 + impl<T: 'static> dyn ReactiveValue<T> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/reactive_value_operators.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | impl<T: 'static> ReactiveValue<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] 4 - impl<T: 'static> ReactiveValue<T> {
[INFO] [stdout] 4 + impl<T: 'static> dyn ReactiveValue<T> {
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reactive_value_operators.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |         value: &ReactiveValue<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] 30 -         value: &ReactiveValue<T>,
[INFO] [stdout] 30 +         value: &dyn ReactiveValue<T>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reactive_value_operators.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 64 |         value: &ReactiveValue<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] 64 -         value: &ReactiveValue<T>,
[INFO] [stdout] 64 +         value: &dyn ReactiveValue<T>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reactive_value_operators.rs:98:30
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn map<U, F>(value: &ReactiveValue<T>, map_function: F) -> ReadonlyReactiveValue<U>
[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] 98 -     pub fn map<U, F>(value: &ReactiveValue<T>, map_function: F) -> ReadonlyReactiveValue<U>
[INFO] [stdout] 98 +     pub fn map<U, F>(value: &dyn ReactiveValue<T>, map_function: F) -> ReadonlyReactiveValue<U>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactive_value.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 |         ReactiveValue::new_rc(Arc::new(initial_value))
[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] 208 |         <dyn ReactiveValue>::new_rc(Arc::new(initial_value))
[INFO] [stdout]     |         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactive_value.rs:225:9
[INFO] [stdout]     |
[INFO] [stdout] 225 |         ReactiveValue::from_stream_with_default(stream, Default::default())
[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] 225 |         <dyn ReactiveValue>::from_stream_with_default(stream, Default::default())
[INFO] [stdout]     |         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactive_value.rs:229:9
[INFO] [stdout]     |
[INFO] [stdout] 229 |         ReactiveValue::from_stream_with_default_rc(stream, Arc::new(default))
[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] 229 |         <dyn ReactiveValue>::from_stream_with_default_rc(stream, Arc::new(default))
[INFO] [stdout]     |         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactive_value.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 278 |         ReactiveValue::from_stream(self)
[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] 278 |         <dyn ReactiveValue>::from_stream(self)
[INFO] [stdout]     |         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactive_value.rs:283:9
[INFO] [stdout]     |
[INFO] [stdout] 283 |         ReactiveValue::from_stream_with_default(self, default)
[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] 283 |         <dyn ReactiveValue>::from_stream_with_default(self, default)
[INFO] [stdout]     |         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactive_value.rs:288:9
[INFO] [stdout]     |
[INFO] [stdout] 288 |         ReactiveValue::from_stream_with_default_rc(self, default)
[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] 288 |         <dyn ReactiveValue>::from_stream_with_default_rc(self, default)
[INFO] [stdout]     |         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "c7a77bca7c3e83de8c9604fb395e3ac0295b1bcc03a2a8634200b7b2138b5579", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7a77bca7c3e83de8c9604fb395e3ac0295b1bcc03a2a8634200b7b2138b5579", kill_on_drop: false }`
[INFO] [stdout] c7a77bca7c3e83de8c9604fb395e3ac0295b1bcc03a2a8634200b7b2138b5579
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 135c1c7182129030a81ad3d8c28c2d85c3d4b661472a65d6a91260cfeb06fe8a
[INFO] running `Command { std: "docker" "start" "-a" "135c1c7182129030a81ad3d8c28c2d85c3d4b661472a65d6a91260cfeb06fe8a", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/streams.rs:11:32
[INFO] [stderr]    |
[INFO] [stderr] 11 |     on_emit: BTreeMap<u16, Box<Fn(Arc<T>)>>,
[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] 11 -     on_emit: BTreeMap<u16, Box<Fn(Arc<T>)>>,
[INFO] [stderr] 11 +     on_emit: BTreeMap<u16, Box<dyn Fn(Arc<T>)>>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reactive_value.rs:191:18
[INFO] [stderr]     |
[INFO] [stderr] 191 | impl<T: 'static> ReactiveValue<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] 191 - impl<T: 'static> ReactiveValue<T> {
[INFO] [stderr] 191 + impl<T: 'static> dyn ReactiveValue<T> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/reactive_value_operators.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 | impl<T: 'static> ReactiveValue<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] 4 - impl<T: 'static> ReactiveValue<T> {
[INFO] [stderr] 4 + impl<T: 'static> dyn ReactiveValue<T> {
[INFO] [stderr]   | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reactive_value_operators.rs:30:17
[INFO] [stderr]    |
[INFO] [stderr] 30 |         value: &ReactiveValue<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] 30 -         value: &ReactiveValue<T>,
[INFO] [stderr] 30 +         value: &dyn ReactiveValue<T>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reactive_value_operators.rs:64:17
[INFO] [stderr]    |
[INFO] [stderr] 64 |         value: &ReactiveValue<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] 64 -         value: &ReactiveValue<T>,
[INFO] [stderr] 64 +         value: &dyn ReactiveValue<T>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reactive_value_operators.rs:98:30
[INFO] [stderr]    |
[INFO] [stderr] 98 |     pub fn map<U, F>(value: &ReactiveValue<T>, map_function: F) -> ReadonlyReactiveValue<U>
[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] 98 -     pub fn map<U, F>(value: &ReactiveValue<T>, map_function: F) -> ReadonlyReactiveValue<U>
[INFO] [stderr] 98 +     pub fn map<U, F>(value: &dyn ReactiveValue<T>, map_function: F) -> ReadonlyReactiveValue<U>
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reactive_value.rs:208:9
[INFO] [stderr]     |
[INFO] [stderr] 208 |         ReactiveValue::new_rc(Arc::new(initial_value))
[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] 208 |         <dyn ReactiveValue>::new_rc(Arc::new(initial_value))
[INFO] [stderr]     |         ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reactive_value.rs:225:9
[INFO] [stderr]     |
[INFO] [stderr] 225 |         ReactiveValue::from_stream_with_default(stream, Default::default())
[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] 225 |         <dyn ReactiveValue>::from_stream_with_default(stream, Default::default())
[INFO] [stderr]     |         ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reactive_value.rs:229:9
[INFO] [stderr]     |
[INFO] [stderr] 229 |         ReactiveValue::from_stream_with_default_rc(stream, Arc::new(default))
[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] 229 |         <dyn ReactiveValue>::from_stream_with_default_rc(stream, Arc::new(default))
[INFO] [stderr]     |         ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reactive_value.rs:278:9
[INFO] [stderr]     |
[INFO] [stderr] 278 |         ReactiveValue::from_stream(self)
[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] 278 |         <dyn ReactiveValue>::from_stream(self)
[INFO] [stderr]     |         ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reactive_value.rs:283:9
[INFO] [stderr]     |
[INFO] [stderr] 283 |         ReactiveValue::from_stream_with_default(self, default)
[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] 283 |         <dyn ReactiveValue>::from_stream_with_default(self, default)
[INFO] [stderr]     |         ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reactive_value.rs:288:9
[INFO] [stderr]     |
[INFO] [stderr] 288 |         ReactiveValue::from_stream_with_default_rc(self, default)
[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] 288 |         <dyn ReactiveValue>::from_stream_with_default_rc(self, default)
[INFO] [stderr]     |         ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: `epoxy_streams` (lib) generated 12 warnings
[INFO] [stderr] warning: `epoxy_streams` (lib test) generated 12 warnings (12 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/epoxy_streams-84853c3bb1c3150e)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests epoxy_streams
[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 21 tests
[INFO] [stdout] test src/reactive_value.rs - reactive_value::WriteableReactiveValue (line 131) ... ok
[INFO] [stdout] test src/reactive_value.rs - reactive_value::ReactiveValue<T>::new (line 198) ... ok
[INFO] [stdout] test src/streams.rs - streams::Stream (line 25) ... ok
[INFO] [stdout] test src/streams.rs - streams::Subscription (line 64) ... ok
[INFO] [stdout] test src/reactive_value.rs - reactive_value::Stream<T>::to_reactive_value (line 262) ... ok
[INFO] [stdout] test src/stateless_operators.rs - stateless_operators::Stream<T>::map_rc (line 112) ... ok
[INFO] [stdout] test src/reactive_value.rs - reactive_value::ReadonlyReactiveValue (line 83) ... ok
[INFO] [stdout] test src/streams.rs - streams::Stream (line 35) ... ok
[INFO] [stdout] test src/reactive_value.rs - reactive_value::ReadonlyReactiveValue (line 96) ... ok
[INFO] [stdout] test src/streams.rs - streams::Sink (line 83) ... ok
[INFO] [stdout] test src/stateless_operators.rs - stateless_operators::Stream<T>::map (line 76) ... ok
[INFO] [stdout] test src/stateless_operators.rs - stateless_operators::Stream<T>::filter (line 36) ... ok
[INFO] [stdout] test src/reactive_value_operators.rs - reactive_value_operators::ReactiveValue<T>::fallback (line 47) ... ok
[INFO] [stdout] test src/reactive_value_operators.rs - reactive_value_operators::ReactiveValue<T>::sanitize (line 13) ... ok
[INFO] [stdout] test src/stateless_operators.rs - stateless_operators::Stream<T>::flat_map (line 154) ... ok
[INFO] [stdout] test src/reactive_value.rs - reactive_value::ReactiveValue::as_stream (line 14) ... ok
[INFO] [stdout] test src/stateful_operators.rs - stateful_operators::Stream<T>::count_values (line 87) ... ok
[INFO] [stdout] test src/stateful_operators.rs - stateful_operators::Stream<T>::buffer (line 114) ... ok
[INFO] [stdout] test src/stateful_operators.rs - stateful_operators::Stream<T>::scan (line 19) ... ok
[INFO] [stdout] test src/reactive_value_operators.rs - reactive_value_operators::ReactiveValue<T>::map (line 85) ... ok
[INFO] [stdout] test src/stream_combinators.rs - stream_combinators::merge (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "135c1c7182129030a81ad3d8c28c2d85c3d4b661472a65d6a91260cfeb06fe8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "135c1c7182129030a81ad3d8c28c2d85c3d4b661472a65d6a91260cfeb06fe8a", kill_on_drop: false }`
[INFO] [stdout] 135c1c7182129030a81ad3d8c28c2d85c3d4b661472a65d6a91260cfeb06fe8a