[INFO] fetching crate slides 0.1.5...
[INFO] testing slides-0.1.5 against 1.95.0 for beta-1.96-2
[INFO] extracting crate slides 0.1.5 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate slides 0.1.5
[INFO] finished tweaking crates.io crate slides 0.1.5
[INFO] tweaked toml for crates.io crate slides 0.1.5 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate slides 0.1.5 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 52 packages to latest compatible versions
[INFO] [stderr]       Adding yew v0.4.0 (available: v0.23.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sha1 v0.6.1
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[INFO] [stderr]   Downloaded yew v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e49da02ca9f170a64af001d7dd0e9234fe05d8b58b4f591662924d2bc9853d3f
[INFO] running `Command { std: "docker" "start" "-a" "e49da02ca9f170a64af001d7dd0e9234fe05d8b58b4f591662924d2bc9853d3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e49da02ca9f170a64af001d7dd0e9234fe05d8b58b4f591662924d2bc9853d3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e49da02ca9f170a64af001d7dd0e9234fe05d8b58b4f591662924d2bc9853d3f", kill_on_drop: false }`
[INFO] [stdout] e49da02ca9f170a64af001d7dd0e9234fe05d8b58b4f591662924d2bc9853d3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa2aec6dd78fdbfba5abf9f0765eba69c5e26c5ea2f567393fd02fb0d5834a70
[INFO] running `Command { std: "docker" "start" "-a" "aa2aec6dd78fdbfba5abf9f0765eba69c5e26c5ea2f567393fd02fb0d5834a70", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling sha1_smol v1.0.1
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling sha1 v0.6.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.27
[INFO] [stderr]    Compiling base-x v0.2.11
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling stdweb v0.4.20
[INFO] [stderr]    Compiling discard v1.0.4
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.9
[INFO] [stderr]    Compiling stdweb-derive v0.5.3
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling yew v0.4.0
[INFO] [stderr]    Compiling slides v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:28:28
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub init: Box<&'static Fn() -> CustomData>,
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub init: Box<&'static dyn Fn() -> CustomData>,
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:29:30
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub update: Box<&'static Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool>,
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub update: Box<&'static dyn Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool>,
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:30:30
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub render: Box<&'static Fn(&CustomData) -> Html<Registry, RootModel>>,
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub render: Box<&'static dyn Fn(&CustomData) -> Html<Registry, RootModel>>,
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:78:47
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn custom(title: &str, init: &'static Fn() -> CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env<Registry...
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn custom(title: &str, init: &'static dyn Fn() -> CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool, render: &'static Fn(&CustomData) -> Html<Registry, RootModel>) -> Slide {
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:78:84
[INFO] [stdout]    |
[INFO] [stdout] 78 | ...CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool, render: &'static Fn(&CustomD...
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn custom(title: &str, init: &'static Fn() -> CustomData, update: &'static dyn Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool, render: &'static Fn(&CustomData) -> Html<Registry, RootModel>) -> Slide {
[INFO] [stdout]    |                                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:78:173
[INFO] [stdout]    |
[INFO] [stdout] 78 | ...ry, RootModel>) -> bool, render: &'static Fn(&CustomData) -> Html<Registry, RootModel>) -> Slide {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn custom(title: &str, init: &'static Fn() -> CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool, render: &'static dyn Fn(&CustomData) -> Html<Registry, RootModel>) -> Slide {
[INFO] [stdout]    |                                                                                                                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.82s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: stdweb v0.4.20
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "aa2aec6dd78fdbfba5abf9f0765eba69c5e26c5ea2f567393fd02fb0d5834a70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa2aec6dd78fdbfba5abf9f0765eba69c5e26c5ea2f567393fd02fb0d5834a70", kill_on_drop: false }`
[INFO] [stdout] aa2aec6dd78fdbfba5abf9f0765eba69c5e26c5ea2f567393fd02fb0d5834a70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a09ae77e5339df75abf77549505f1cc0c42015b8cf91d58e4af093d24db8003a
[INFO] running `Command { std: "docker" "start" "-a" "a09ae77e5339df75abf77549505f1cc0c42015b8cf91d58e4af093d24db8003a", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:28:28
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub init: Box<&'static Fn() -> CustomData>,
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub init: Box<&'static dyn Fn() -> CustomData>,
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:29:30
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub update: Box<&'static Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool>,
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub update: Box<&'static dyn Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool>,
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:30:30
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub render: Box<&'static Fn(&CustomData) -> Html<Registry, RootModel>>,
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub render: Box<&'static dyn Fn(&CustomData) -> Html<Registry, RootModel>>,
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:78:47
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn custom(title: &str, init: &'static Fn() -> CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env<Registry...
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn custom(title: &str, init: &'static dyn Fn() -> CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool, render: &'static Fn(&CustomData) -> Html<Registry, RootModel>) -> Slide {
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:78:84
[INFO] [stdout]    |
[INFO] [stdout] 78 | ...CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool, render: &'static Fn(&CustomD...
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn custom(title: &str, init: &'static Fn() -> CustomData, update: &'static dyn Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool, render: &'static Fn(&CustomData) -> Html<Registry, RootModel>) -> Slide {
[INFO] [stdout]    |                                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:78:173
[INFO] [stdout]    |
[INFO] [stdout] 78 | ...ry, RootModel>) -> bool, render: &'static Fn(&CustomData) -> Html<Registry, RootModel>) -> Slide {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn custom(title: &str, init: &'static Fn() -> CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool, render: &'static dyn Fn(&CustomData) -> Html<Registry, RootModel>) -> Slide {
[INFO] [stdout]    |                                                                                                                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling slides v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:28:28
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub init: Box<&'static Fn() -> CustomData>,
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub init: Box<&'static dyn Fn() -> CustomData>,
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:29:30
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub update: Box<&'static Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool>,
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub update: Box<&'static dyn Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool>,
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:30:30
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub render: Box<&'static Fn(&CustomData) -> Html<Registry, RootModel>>,
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub render: Box<&'static dyn Fn(&CustomData) -> Html<Registry, RootModel>>,
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:78:47
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn custom(title: &str, init: &'static Fn() -> CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env<Registry...
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn custom(title: &str, init: &'static dyn Fn() -> CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool, render: &'static Fn(&CustomData) -> Html<Registry, RootModel>) -> Slide {
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:78:84
[INFO] [stdout]    |
[INFO] [stdout] 78 | ...CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool, render: &'static Fn(&CustomD...
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn custom(title: &str, init: &'static Fn() -> CustomData, update: &'static dyn Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool, render: &'static Fn(&CustomData) -> Html<Registry, RootModel>) -> Slide {
[INFO] [stdout]    |                                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:78:173
[INFO] [stdout]    |
[INFO] [stdout] 78 | ...ry, RootModel>) -> bool, render: &'static Fn(&CustomData) -> Html<Registry, RootModel>) -> Slide {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn custom(title: &str, init: &'static Fn() -> CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool, render: &'static dyn Fn(&CustomData) -> Html<Registry, RootModel>) -> Slide {
[INFO] [stdout]    |                                                                                                                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: stdweb v0.4.20
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "a09ae77e5339df75abf77549505f1cc0c42015b8cf91d58e4af093d24db8003a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a09ae77e5339df75abf77549505f1cc0c42015b8cf91d58e4af093d24db8003a", kill_on_drop: false }`
[INFO] [stdout] a09ae77e5339df75abf77549505f1cc0c42015b8cf91d58e4af093d24db8003a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ec807a976a30f36b9828a30c039f6fb847467909111a65e85a635b0cbeff0536
[INFO] running `Command { std: "docker" "start" "-a" "ec807a976a30f36b9828a30c039f6fb847467909111a65e85a635b0cbeff0536", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:28:28
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub init: Box<&'static Fn() -> CustomData>,
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub init: Box<&'static dyn Fn() -> CustomData>,
[INFO] [stderr]    |                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:29:30
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub update: Box<&'static Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool>,
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub update: Box<&'static dyn Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool>,
[INFO] [stderr]    |                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:30:30
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub render: Box<&'static Fn(&CustomData) -> Html<Registry, RootModel>>,
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub render: Box<&'static dyn Fn(&CustomData) -> Html<Registry, RootModel>>,
[INFO] [stderr]    |                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:78:47
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub fn custom(title: &str, init: &'static Fn() -> CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env<Registry...
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub fn custom(title: &str, init: &'static dyn Fn() -> CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool, render: &'static Fn(&CustomData) -> Html<Registry, RootModel>) -> Slide {
[INFO] [stderr]    |                                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:78:84
[INFO] [stderr]    |
[INFO] [stderr] 78 | ...CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool, render: &'static Fn(&CustomD...
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub fn custom(title: &str, init: &'static Fn() -> CustomData, update: &'static dyn Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool, render: &'static Fn(&CustomData) -> Html<Registry, RootModel>) -> Slide {
[INFO] [stderr]    |                                                                                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:78:173
[INFO] [stderr]    |
[INFO] [stderr] 78 | ...ry, RootModel>) -> bool, render: &'static Fn(&CustomData) -> Html<Registry, RootModel>) -> Slide {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub fn custom(title: &str, init: &'static Fn() -> CustomData, update: &'static Fn(&mut CustomData, CustomData, &mut Env<Registry, RootModel>) -> bool, render: &'static dyn Fn(&CustomData) -> Html<Registry, RootModel>) -> Slide {
[INFO] [stderr]    |                                                                                                                                                                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: `slides` (lib) generated 6 warnings (run `cargo fix --lib -p slides` to apply 6 suggestions)
[INFO] [stderr] warning: `slides` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: stdweb v0.4.20
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/slides-11c936a1c3a3bf48)
[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 slides
[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" "ec807a976a30f36b9828a30c039f6fb847467909111a65e85a635b0cbeff0536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec807a976a30f36b9828a30c039f6fb847467909111a65e85a635b0cbeff0536", kill_on_drop: false }`
[INFO] [stdout] ec807a976a30f36b9828a30c039f6fb847467909111a65e85a635b0cbeff0536
