[INFO] fetching crate susydev-jsonrpc-core 11.0.0...
[INFO] testing susydev-jsonrpc-core-11.0.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate susydev-jsonrpc-core 11.0.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate susydev-jsonrpc-core 11.0.0
[INFO] finished tweaking crates.io crate susydev-jsonrpc-core 11.0.0
[INFO] tweaked toml for crates.io crate susydev-jsonrpc-core 11.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate susydev-jsonrpc-core 11.0.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] [stderr]       Adding futures v0.1.31 (available: v0.3.32)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2d5c98359be2288a1a705fe997136d8b92f48de708270f1d73921479ca59947
[INFO] running `Command { std: "docker" "start" "-a" "c2d5c98359be2288a1a705fe997136d8b92f48de708270f1d73921479ca59947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2d5c98359be2288a1a705fe997136d8b92f48de708270f1d73921479ca59947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2d5c98359be2288a1a705fe997136d8b92f48de708270f1d73921479ca59947", kill_on_drop: false }`
[INFO] [stdout] c2d5c98359be2288a1a705fe997136d8b92f48de708270f1d73921479ca59947
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55cfca71c7cb9a6966d8da427ae532fb3ca63af7c545adb093ff357ac3a11f9a
[INFO] running `Command { std: "docker" "start" "-a" "55cfca71c7cb9a6966d8da427ae532fb3ca63af7c545adb093ff357ac3a11f9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling susydev-jsonrpc-core v11.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/calls.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |     Method(Arc<RpcMethod<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/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] 44 |     Method(Arc<dyn RpcMethod<T>>),
[INFO] [stdout]    |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/calls.rs:46:19
[INFO] [stdout]    |
[INFO] [stdout] 46 |     Notification(Arc<RpcNotification<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/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] 46 |     Notification(Arc<dyn RpcNotification<T>>),
[INFO] [stdout]    |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:42:29
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub type BoxFuture<T> = Box<futures::Future<Item = T, Error = Error> + Send>;
[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] 42 | pub type BoxFuture<T> = Box<dyn futures::Future<Item = T, Error = Error> + Send>;
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/io.rs:17:29
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub type FutureOutput = Box<Future<Item = Option<Output>, Error = ()> + Send>;
[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] 17 | pub type FutureOutput = Box<dyn Future<Item = Option<Output>, Error = ()> + Send>;
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/io.rs:14:31
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub type FutureResponse = Box<Future<Item = Option<Response>, Error = ()> + Send>;
[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] 14 | pub type FutureResponse = Box<dyn Future<Item = Option<Response>, Error = ()> + Send>;
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/middleware.rs:39:27
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub type NoopFuture = Box<Future<Item = Option<Response>, Error = ()> + Send>;
[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] 39 | pub type NoopFuture = Box<dyn Future<Item = Option<Response>, Error = ()> + Send>;
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/middleware.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub type NoopCallFuture = Box<Future<Item = Option<Output>, Error = ()> + Send>;
[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] 41 | pub type NoopCallFuture = Box<dyn Future<Item = Option<Output>, Error = ()> + Send>;
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/io.rs:241:37
[INFO] [stdout]     |
[INFO] [stdout] 241 |                 let call_method = |method: &Arc<RpcMethod<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/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] 241 |                 let call_method = |method: &Arc<dyn RpcMethod<T>>| {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.10s
[INFO] running `Command { std: "docker" "inspect" "55cfca71c7cb9a6966d8da427ae532fb3ca63af7c545adb093ff357ac3a11f9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55cfca71c7cb9a6966d8da427ae532fb3ca63af7c545adb093ff357ac3a11f9a", kill_on_drop: false }`
[INFO] [stdout] 55cfca71c7cb9a6966d8da427ae532fb3ca63af7c545adb093ff357ac3a11f9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56b1a4fc2c5dc5973a1d4bc12191daa43e2b2a46f181a1b392f5e266fde08b3e
[INFO] running `Command { std: "docker" "start" "-a" "56b1a4fc2c5dc5973a1d4bc12191daa43e2b2a46f181a1b392f5e266fde08b3e", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/calls.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |     Method(Arc<RpcMethod<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/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] 44 |     Method(Arc<dyn RpcMethod<T>>),
[INFO] [stdout]    |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/calls.rs:46:19
[INFO] [stdout]    |
[INFO] [stdout] 46 |     Notification(Arc<RpcNotification<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/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] 46 |     Notification(Arc<dyn RpcNotification<T>>),
[INFO] [stdout]    |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:42:29
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub type BoxFuture<T> = Box<futures::Future<Item = T, Error = Error> + Send>;
[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] 42 | pub type BoxFuture<T> = Box<dyn futures::Future<Item = T, Error = Error> + Send>;
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/io.rs:17:29
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub type FutureOutput = Box<Future<Item = Option<Output>, Error = ()> + Send>;
[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] 17 | pub type FutureOutput = Box<dyn Future<Item = Option<Output>, Error = ()> + Send>;
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/io.rs:14:31
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub type FutureResponse = Box<Future<Item = Option<Response>, Error = ()> + Send>;
[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] 14 | pub type FutureResponse = Box<dyn Future<Item = Option<Response>, Error = ()> + Send>;
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/middleware.rs:39:27
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub type NoopFuture = Box<Future<Item = Option<Response>, Error = ()> + Send>;
[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] 39 | pub type NoopFuture = Box<dyn Future<Item = Option<Response>, Error = ()> + Send>;
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/middleware.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub type NoopCallFuture = Box<Future<Item = Option<Output>, Error = ()> + Send>;
[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] 41 | pub type NoopCallFuture = Box<dyn Future<Item = Option<Output>, Error = ()> + Send>;
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling susydev-jsonrpc-core v11.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/io.rs:241:37
[INFO] [stdout]     |
[INFO] [stdout] 241 |                 let call_method = |method: &Arc<RpcMethod<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/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] 241 |                 let call_method = |method: &Arc<dyn RpcMethod<T>>| {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/calls.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |     Method(Arc<RpcMethod<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/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] 44 |     Method(Arc<dyn RpcMethod<T>>),
[INFO] [stdout]    |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/calls.rs:46:19
[INFO] [stdout]    |
[INFO] [stdout] 46 |     Notification(Arc<RpcNotification<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/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] 46 |     Notification(Arc<dyn RpcNotification<T>>),
[INFO] [stdout]    |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:42:29
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub type BoxFuture<T> = Box<futures::Future<Item = T, Error = Error> + Send>;
[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] 42 | pub type BoxFuture<T> = Box<dyn futures::Future<Item = T, Error = Error> + Send>;
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/io.rs:17:29
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub type FutureOutput = Box<Future<Item = Option<Output>, Error = ()> + Send>;
[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] 17 | pub type FutureOutput = Box<dyn Future<Item = Option<Output>, Error = ()> + Send>;
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/io.rs:14:31
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub type FutureResponse = Box<Future<Item = Option<Response>, Error = ()> + Send>;
[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] 14 | pub type FutureResponse = Box<dyn Future<Item = Option<Response>, Error = ()> + Send>;
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/middleware.rs:39:27
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub type NoopFuture = Box<Future<Item = Option<Response>, Error = ()> + Send>;
[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] 39 | pub type NoopFuture = Box<dyn Future<Item = Option<Response>, Error = ()> + Send>;
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/middleware.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub type NoopCallFuture = Box<Future<Item = Option<Output>, Error = ()> + Send>;
[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] 41 | pub type NoopCallFuture = Box<dyn Future<Item = Option<Output>, Error = ()> + Send>;
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/io.rs:241:37
[INFO] [stdout]     |
[INFO] [stdout] 241 |                 let call_method = |method: &Arc<RpcMethod<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/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] 241 |                 let call_method = |method: &Arc<dyn RpcMethod<T>>| {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "56b1a4fc2c5dc5973a1d4bc12191daa43e2b2a46f181a1b392f5e266fde08b3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56b1a4fc2c5dc5973a1d4bc12191daa43e2b2a46f181a1b392f5e266fde08b3e", kill_on_drop: false }`
[INFO] [stdout] 56b1a4fc2c5dc5973a1d4bc12191daa43e2b2a46f181a1b392f5e266fde08b3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] faea81f05b9aabd6d2b1d10371eba2f56acbd7118134f7d9e489d878117bae47
[INFO] running `Command { std: "docker" "start" "-a" "faea81f05b9aabd6d2b1d10371eba2f56acbd7118134f7d9e489d878117bae47", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/calls.rs:44:13
[INFO] [stderr]    |
[INFO] [stderr] 44 |     Method(Arc<RpcMethod<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/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] 44 |     Method(Arc<dyn RpcMethod<T>>),
[INFO] [stderr]    |                +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/calls.rs:46:19
[INFO] [stderr]    |
[INFO] [stderr] 46 |     Notification(Arc<RpcNotification<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/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] 46 |     Notification(Arc<dyn RpcNotification<T>>),
[INFO] [stderr]    |                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:42:29
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub type BoxFuture<T> = Box<futures::Future<Item = T, Error = Error> + Send>;
[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] 42 | pub type BoxFuture<T> = Box<dyn futures::Future<Item = T, Error = Error> + Send>;
[INFO] [stderr]    |                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/io.rs:17:29
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub type FutureOutput = Box<Future<Item = Option<Output>, Error = ()> + Send>;
[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] 17 | pub type FutureOutput = Box<dyn Future<Item = Option<Output>, Error = ()> + Send>;
[INFO] [stderr]    |                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/io.rs:14:31
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type FutureResponse = Box<Future<Item = Option<Response>, Error = ()> + Send>;
[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] 14 | pub type FutureResponse = Box<dyn Future<Item = Option<Response>, Error = ()> + Send>;
[INFO] [stderr]    |                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/middleware.rs:39:27
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub type NoopFuture = Box<Future<Item = Option<Response>, Error = ()> + Send>;
[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] 39 | pub type NoopFuture = Box<dyn Future<Item = Option<Response>, Error = ()> + Send>;
[INFO] [stderr]    |                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/middleware.rs:41:31
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub type NoopCallFuture = Box<Future<Item = Option<Output>, Error = ()> + Send>;
[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] 41 | pub type NoopCallFuture = Box<dyn Future<Item = Option<Output>, Error = ()> + Send>;
[INFO] [stderr]    |                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/io.rs:241:37
[INFO] [stderr]     |
[INFO] [stderr] 241 |                 let call_method = |method: &Arc<RpcMethod<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/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] 241 |                 let call_method = |method: &Arc<dyn RpcMethod<T>>| {
[INFO] [stderr]     |                                                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: `susydev-jsonrpc-core` (lib) generated 8 warnings (run `cargo fix --lib -p susydev-jsonrpc-core` to apply 8 suggestions)
[INFO] [stderr] warning: `susydev-jsonrpc-core` (lib test) generated 8 warnings (8 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/susydev_jsonrpc_core-a50ac004c5b89dd4)
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test io::tests::test_async_io_handler ... ok
[INFO] [stdout] test io::tests::test_io_handler ... ok
[INFO] [stdout] test io::tests::test_io_handler_1dot0 ... ok
[INFO] [stdout] test io::tests::test_method_alias ... ok
[INFO] [stdout] test io::tests::test_notification ... ok
[INFO] [stdout] test io::tests::test_notification_alias ... ok
[INFO] [stdout] test io::tests::test_send_sync ... ok
[INFO] [stdout] test types::id::tests::id_deserialization ... ok
[INFO] [stdout] test types::id::tests::id_serialization ... ok
[INFO] [stdout] test io::tests::test_method_not_found ... ok
[INFO] [stdout] test types::params::tests::should_return_meaningful_error_when_deserialization_fails ... ok
[INFO] [stdout] test types::params::tests::single_param_parsed_as_tuple ... ok
[INFO] [stdout] test types::params::tests::params_deserialization ... ok
[INFO] [stdout] test types::request::tests::call_serialize ... ok
[INFO] [stdout] test types::request::tests::method_call_serialize ... ok
[INFO] [stdout] test types::request::tests::notification_deserialize ... ok
[INFO] [stdout] test types::request::tests::request_serialize_batch ... ok
[INFO] [stdout] test types::request::tests::notification_serialize ... ok
[INFO] [stdout] test types::request::tests::request_invalid_returns_id ... ok
[INFO] [stdout] test types::response::failure_output_serialize ... ok
[INFO] [stdout] test types::response::batch_response_deserialize ... ok
[INFO] [stdout] test types::response::single_response_deserialize ... ok
[INFO] [stdout] test types::response::success_output_deserialize ... ok
[INFO] [stdout] test types::response::success_output_serialize ... ok
[INFO] [stdout] test types::response::failure_output_deserialize ... ok
[INFO] [stdout] test types::response::failure_output_serialize_susydev_jsonrpc_1 ... ok
[INFO] [stdout] test types::request::tests::request_deserialize_batch ... ok
[INFO] [stdout] test types::request::tests::call_deserialize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests susydev_jsonrpc_core
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "faea81f05b9aabd6d2b1d10371eba2f56acbd7118134f7d9e489d878117bae47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faea81f05b9aabd6d2b1d10371eba2f56acbd7118134f7d9e489d878117bae47", kill_on_drop: false }`
[INFO] [stdout] faea81f05b9aabd6d2b1d10371eba2f56acbd7118134f7d9e489d878117bae47
