[INFO] fetching crate slack_cmd_core 0.0.6... [INFO] testing slack_cmd_core-0.0.6 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate slack_cmd_core 0.0.6 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate slack_cmd_core 0.0.6 [INFO] finished tweaking crates.io crate slack_cmd_core 0.0.6 [INFO] tweaked toml for crates.io crate slack_cmd_core 0.0.6 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate slack_cmd_core 0.0.6 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 285 packages to latest compatible versions [INFO] [stderr] Adding libloading v0.8.8 (available: v0.8.9) [INFO] [stderr] Adding matchit v0.8.4 (available: v0.8.6) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8f9e5d82d17535d2a0e430697dc7b2439d4a9f10251f68f34920de6b05a22bf0 [INFO] running `Command { std: "docker" "start" "-a" "8f9e5d82d17535d2a0e430697dc7b2439d4a9f10251f68f34920de6b05a22bf0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8f9e5d82d17535d2a0e430697dc7b2439d4a9f10251f68f34920de6b05a22bf0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f9e5d82d17535d2a0e430697dc7b2439d4a9f10251f68f34920de6b05a22bf0", kill_on_drop: false }` [INFO] [stdout] 8f9e5d82d17535d2a0e430697dc7b2439d4a9f10251f68f34920de6b05a22bf0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b66bdfe4b8f87a0720d2093af5d89ed879b7153e8f3d813d154a4932f95c19bb [INFO] running `Command { std: "docker" "start" "-a" "b66bdfe4b8f87a0720d2093af5d89ed879b7153e8f3d813d154a4932f95c19bb", kill_on_drop: false }` [INFO] [stderr] Compiling libloading v0.8.8 [INFO] [stderr] Compiling fs_extra v1.3.0 [INFO] [stderr] Compiling dunce v1.0.5 [INFO] [stderr] Compiling tracing-core v0.1.34 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling aws-lc-rs v1.14.1 [INFO] [stderr] Compiling futures-task v0.3.31 [INFO] [stderr] Compiling zeroize v1.8.2 [INFO] [stderr] Compiling jobserver v0.1.34 [INFO] [stderr] Compiling tokio v1.47.1 [INFO] [stderr] Compiling strsim v0.11.1 [INFO] [stderr] Compiling rustls v0.23.32 [INFO] [stderr] Compiling digest v0.10.7 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling regex-automata v0.4.11 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling anstyle-parse v0.2.7 [INFO] [stderr] Compiling rustls-pki-types v1.12.0 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling rand_core v0.9.3 [INFO] [stderr] Compiling icu_normalizer v2.0.0 [INFO] [stderr] Compiling thiserror-impl v2.0.17 [INFO] [stderr] Compiling colorchoice v1.0.4 [INFO] [stderr] Compiling cc v1.2.39 [INFO] [stderr] Compiling anstyle-query v1.1.4 [INFO] [stderr] Compiling rand_chacha v0.9.0 [INFO] [stderr] Compiling darling_core v0.21.3 [INFO] [stderr] Compiling sync_wrapper v1.0.2 [INFO] [stderr] Compiling anstyle v1.0.13 [INFO] [stderr] Compiling mime_guess v2.0.5 [INFO] [stderr] Compiling rustls-native-certs v0.8.1 [INFO] [stderr] Compiling idna_adapter v1.2.1 [INFO] [stderr] Compiling tracing v0.1.41 [INFO] [stderr] Compiling rand v0.9.2 [INFO] [stderr] Compiling anstream v0.6.20 [INFO] [stderr] Compiling sha1 v0.10.6 [INFO] [stderr] Compiling data-encoding v2.9.0 [INFO] [stderr] Compiling idna v1.1.0 [INFO] [stderr] Compiling axum-core v0.5.5 [INFO] [stderr] Compiling matchit v0.8.4 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Compiling clap_builder v4.5.48 [INFO] [stderr] Compiling clap_derive v4.5.47 [INFO] [stderr] Compiling parking_lot_core v0.9.11 [INFO] [stderr] Compiling cmake v0.1.54 [INFO] [stderr] Compiling sharded-slab v0.1.7 [INFO] [stderr] Compiling tracing-log v0.2.0 [INFO] [stderr] Compiling thiserror v2.0.17 [INFO] [stderr] Compiling hmac v0.12.1 [INFO] [stderr] Compiling sha2 v0.10.9 [INFO] [stderr] Compiling async-recursion v1.1.1 [INFO] [stderr] Compiling thread_local v1.1.9 [INFO] [stderr] Compiling hex v0.4.3 [INFO] [stderr] Compiling jiff v0.2.15 [INFO] [stderr] Compiling nu-ansi-term v0.50.1 [INFO] [stderr] Compiling aws-lc-sys v0.32.2 [INFO] [stderr] Compiling signal-hook v0.3.18 [INFO] [stderr] Compiling dashmap v6.1.0 [INFO] [stderr] Compiling regex v1.11.3 [INFO] [stderr] Compiling matchers v0.2.0 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling serde_path_to_error v0.1.20 [INFO] [stderr] Compiling tracing-subscriber v0.3.20 [INFO] [stderr] Compiling futures-executor v0.3.31 [INFO] [stderr] Compiling env_filter v0.1.3 [INFO] [stderr] Compiling futures v0.3.31 [INFO] [stderr] Compiling serde_urlencoded v0.7.1 [INFO] [stderr] Compiling url v2.5.7 [INFO] [stderr] Compiling chrono v0.4.42 [INFO] [stderr] Compiling clap v4.5.48 [INFO] [stderr] Compiling darling_macro v0.21.3 [INFO] [stderr] Compiling rvs_derive v0.3.2 [INFO] [stderr] Compiling rsb_derive v0.5.1 [INFO] [stderr] Compiling darling v0.21.3 [INFO] [stderr] Compiling rvstruct v0.3.2 [INFO] [stderr] Compiling serde_with_macros v3.14.1 [INFO] [stderr] Compiling tokio-util v0.7.16 [INFO] [stderr] Compiling tower v0.5.2 [INFO] [stderr] Compiling signal-hook-tokio v0.3.1 [INFO] [stderr] Compiling tokio-stream v0.1.17 [INFO] [stderr] Compiling futures-locks v0.7.1 [INFO] [stderr] Compiling h2 v0.4.12 [INFO] [stderr] Compiling serde_with v3.14.1 [INFO] [stderr] Compiling env_logger v0.11.8 [INFO] [stderr] Compiling hyper v1.7.0 [INFO] [stderr] Compiling hyper-util v0.1.17 [INFO] [stderr] Compiling axum v0.8.6 [INFO] [stderr] Compiling rustls-webpki v0.103.7 [INFO] [stderr] Compiling tokio-rustls v0.26.4 [INFO] [stderr] Compiling tungstenite v0.27.0 [INFO] [stderr] Compiling hyper-rustls v0.27.7 [INFO] [stderr] Compiling tokio-tungstenite v0.27.0 [INFO] [stderr] Compiling slack-morphism v2.16.0 [INFO] [stderr] Compiling slack_cmd_core v0.0.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/listener.rs:67:21 [INFO] [stdout] | [INFO] [stdout] 67 | ) -> Result<(), Box<(dyn std::error::Error + Send + Sync + 'static)>> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 67 - ) -> Result<(), Box<(dyn std::error::Error + Send + Sync + 'static)>> { [INFO] [stdout] 67 + ) -> Result<(), Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/slack_cli/cli_impl.rs:32:24 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn get_session(&self) -> SlackClientSession { [INFO] [stdout] | ^^^^^ -------------------------------------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 32 | pub fn get_session(&self) -> SlackClientSession<'_, SlackClientHyperHttpsConnector> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 20s [INFO] running `Command { std: "docker" "inspect" "b66bdfe4b8f87a0720d2093af5d89ed879b7153e8f3d813d154a4932f95c19bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b66bdfe4b8f87a0720d2093af5d89ed879b7153e8f3d813d154a4932f95c19bb", kill_on_drop: false }` [INFO] [stdout] b66bdfe4b8f87a0720d2093af5d89ed879b7153e8f3d813d154a4932f95c19bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] da589cbec61e2fe19b638475d3f917b90898b41d5ec0b330ed17d3e6e4ebe08d [INFO] running `Command { std: "docker" "start" "-a" "da589cbec61e2fe19b638475d3f917b90898b41d5ec0b330ed17d3e6e4ebe08d", kill_on_drop: false }` [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/listener.rs:67:21 [INFO] [stdout] | [INFO] [stdout] 67 | ) -> Result<(), Box<(dyn std::error::Error + Send + Sync + 'static)>> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 67 - ) -> Result<(), Box<(dyn std::error::Error + Send + Sync + 'static)>> { [INFO] [stdout] 67 + ) -> Result<(), Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/slack_cli/cli_impl.rs:32:24 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn get_session(&self) -> SlackClientSession { [INFO] [stdout] | ^^^^^ -------------------------------------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 32 | pub fn get_session(&self) -> SlackClientSession<'_, SlackClientHyperHttpsConnector> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling slack_cmd_core v0.0.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/listener.rs:67:21 [INFO] [stdout] | [INFO] [stdout] 67 | ) -> Result<(), Box<(dyn std::error::Error + Send + Sync + 'static)>> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 67 - ) -> Result<(), Box<(dyn std::error::Error + Send + Sync + 'static)>> { [INFO] [stdout] 67 + ) -> Result<(), Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/slack_cli/cli_impl.rs:32:24 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn get_session(&self) -> SlackClientSession { [INFO] [stdout] | ^^^^^ -------------------------------------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 32 | pub fn get_session(&self) -> SlackClientSession<'_, SlackClientHyperHttpsConnector> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.69s [INFO] running `Command { std: "docker" "inspect" "da589cbec61e2fe19b638475d3f917b90898b41d5ec0b330ed17d3e6e4ebe08d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da589cbec61e2fe19b638475d3f917b90898b41d5ec0b330ed17d3e6e4ebe08d", kill_on_drop: false }` [INFO] [stdout] da589cbec61e2fe19b638475d3f917b90898b41d5ec0b330ed17d3e6e4ebe08d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7e67bf3fef0275bde32e199da08345ab2aab91be9d71ad2b05bec55cfe669f0b [INFO] running `Command { std: "docker" "start" "-a" "7e67bf3fef0275bde32e199da08345ab2aab91be9d71ad2b05bec55cfe669f0b", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/listener.rs:67:21 [INFO] [stderr] | [INFO] [stderr] 67 | ) -> Result<(), Box<(dyn std::error::Error + Send + Sync + 'static)>> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 67 - ) -> Result<(), Box<(dyn std::error::Error + Send + Sync + 'static)>> { [INFO] [stderr] 67 + ) -> Result<(), Box> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/slack_cli/cli_impl.rs:32:24 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn get_session(&self) -> SlackClientSession { [INFO] [stderr] | ^^^^^ -------------------------------------------------- the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 32 | pub fn get_session(&self) -> SlackClientSession<'_, SlackClientHyperHttpsConnector> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `slack_cmd_core` (lib) generated 2 warnings (run `cargo fix --lib -p slack_cmd_core` to apply 2 suggestions) [INFO] [stderr] warning: `slack_cmd_core` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/slack_cmd_core-ad26ac1677fdec7d) [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 slack_cmd_core [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/listener.rs:67:21 [INFO] [stderr] | [INFO] [stderr] 67 | ) -> Result<(), Box<(dyn std::error::Error + Send + Sync + 'static)>> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 67 - ) -> Result<(), Box<(dyn std::error::Error + Send + Sync + 'static)>> { [INFO] [stderr] 67 + ) -> Result<(), Box> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [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" "7e67bf3fef0275bde32e199da08345ab2aab91be9d71ad2b05bec55cfe669f0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e67bf3fef0275bde32e199da08345ab2aab91be9d71ad2b05bec55cfe669f0b", kill_on_drop: false }` [INFO] [stdout] 7e67bf3fef0275bde32e199da08345ab2aab91be9d71ad2b05bec55cfe669f0b