[INFO] fetching crate serial-core 0.4.0... [INFO] building serial-core-0.4.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1 [INFO] extracting crate serial-core 0.4.0 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate serial-core 0.4.0 [INFO] finished tweaking crates.io crate serial-core 0.4.0 [INFO] tweaked toml for crates.io crate serial-core 0.4.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate serial-core 0.4.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 1 package to latest compatible version [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cec1c1ca927b750fa60e216ba3439596203b7a7058c5a9cf34ae6e44bdd55d49 [INFO] running `Command { std: "docker" "start" "-a" "cec1c1ca927b750fa60e216ba3439596203b7a7058c5a9cf34ae6e44bdd55d49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cec1c1ca927b750fa60e216ba3439596203b7a7058c5a9cf34ae6e44bdd55d49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cec1c1ca927b750fa60e216ba3439596203b7a7058c5a9cf34ae6e44bdd55d49", kill_on_drop: false }` [INFO] [stdout] cec1c1ca927b750fa60e216ba3439596203b7a7058c5a9cf34ae6e44bdd55d49 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 05b3d5be6e0ca5e54bba3c11adab7e7f510347f7c956f37bc992b840167e7cdc [INFO] running `Command { std: "docker" "start" "-a" "05b3d5be6e0ca5e54bba3c11adab7e7f510347f7c956f37bc992b840167e7cdc", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling serial-core v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:590:9 [INFO] [stdout] | [INFO] [stdout] 590 | try!(device_settings.set_baud_rate(settings.baud_rate)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:588:35 [INFO] [stdout] | [INFO] [stdout] 588 | let mut device_settings = try!(T::read_settings(self)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:601:9 [INFO] [stdout] | [INFO] [stdout] 601 | try!(setup(&mut device_settings)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:600:35 [INFO] [stdout] | [INFO] [stdout] 600 | let mut device_settings = try!(T::read_settings(self)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:599:39 [INFO] [stdout] | [INFO] [stdout] 599 | fn reconfigure(&mut self, setup: &Fn(&mut SerialPortSettings) -> ::Result<()>) -> ::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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] 599 | fn reconfigure(&mut self, setup: &dyn Fn(&mut SerialPortSettings) -> ::Result<()>) -> ::Result<()> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:599:47 [INFO] [stdout] | [INFO] [stdout] 599 | fn reconfigure(&mut self, setup: &Fn(&mut SerialPortSettings) -> ::Result<()>) -> ::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 599 | fn reconfigure(&mut self, setup: &Fn(&mut dyn SerialPortSettings) -> ::Result<()>) -> ::Result<()> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:495:39 [INFO] [stdout] | [INFO] [stdout] 495 | fn reconfigure(&mut self, setup: &Fn(&mut SerialPortSettings) -> ::Result<()>) -> ::Result<()>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 495 | fn reconfigure(&mut self, setup: &dyn Fn(&mut SerialPortSettings) -> ::Result<()>) -> ::Result<()>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:495:47 [INFO] [stdout] | [INFO] [stdout] 495 | fn reconfigure(&mut self, setup: &Fn(&mut SerialPortSettings) -> ::Result<()>) -> ::Result<()>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 495 | fn reconfigure(&mut self, setup: &Fn(&mut dyn SerialPortSettings) -> ::Result<()>) -> ::Result<()>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s [INFO] running `Command { std: "docker" "inspect" "05b3d5be6e0ca5e54bba3c11adab7e7f510347f7c956f37bc992b840167e7cdc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05b3d5be6e0ca5e54bba3c11adab7e7f510347f7c956f37bc992b840167e7cdc", kill_on_drop: false }` [INFO] [stdout] 05b3d5be6e0ca5e54bba3c11adab7e7f510347f7c956f37bc992b840167e7cdc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8ccd5a2eb9ac2946e6b9344f3788205a1c4dfdad553a90a63ac15f80010d05ee [INFO] running `Command { std: "docker" "start" "-a" "8ccd5a2eb9ac2946e6b9344f3788205a1c4dfdad553a90a63ac15f80010d05ee", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling serial-core v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:590:9 [INFO] [stdout] | [INFO] [stdout] 590 | try!(device_settings.set_baud_rate(settings.baud_rate)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:588:35 [INFO] [stdout] | [INFO] [stdout] 588 | let mut device_settings = try!(T::read_settings(self)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:601:9 [INFO] [stdout] | [INFO] [stdout] 601 | try!(setup(&mut device_settings)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:600:35 [INFO] [stdout] | [INFO] [stdout] 600 | let mut device_settings = try!(T::read_settings(self)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:599:39 [INFO] [stdout] | [INFO] [stdout] 599 | fn reconfigure(&mut self, setup: &Fn(&mut SerialPortSettings) -> ::Result<()>) -> ::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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] 599 | fn reconfigure(&mut self, setup: &dyn Fn(&mut SerialPortSettings) -> ::Result<()>) -> ::Result<()> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:599:47 [INFO] [stdout] | [INFO] [stdout] 599 | fn reconfigure(&mut self, setup: &Fn(&mut SerialPortSettings) -> ::Result<()>) -> ::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 599 | fn reconfigure(&mut self, setup: &Fn(&mut dyn SerialPortSettings) -> ::Result<()>) -> ::Result<()> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:495:39 [INFO] [stdout] | [INFO] [stdout] 495 | fn reconfigure(&mut self, setup: &Fn(&mut SerialPortSettings) -> ::Result<()>) -> ::Result<()>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 495 | fn reconfigure(&mut self, setup: &dyn Fn(&mut SerialPortSettings) -> ::Result<()>) -> ::Result<()>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:495:47 [INFO] [stdout] | [INFO] [stdout] 495 | fn reconfigure(&mut self, setup: &Fn(&mut SerialPortSettings) -> ::Result<()>) -> ::Result<()>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 495 | fn reconfigure(&mut self, setup: &Fn(&mut dyn SerialPortSettings) -> ::Result<()>) -> ::Result<()>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:590:9 [INFO] [stdout] | [INFO] [stdout] 590 | try!(device_settings.set_baud_rate(settings.baud_rate)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:588:35 [INFO] [stdout] | [INFO] [stdout] 588 | let mut device_settings = try!(T::read_settings(self)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:601:9 [INFO] [stdout] | [INFO] [stdout] 601 | try!(setup(&mut device_settings)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:600:35 [INFO] [stdout] | [INFO] [stdout] 600 | let mut device_settings = try!(T::read_settings(self)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:599:39 [INFO] [stdout] | [INFO] [stdout] 599 | fn reconfigure(&mut self, setup: &Fn(&mut SerialPortSettings) -> ::Result<()>) -> ::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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] 599 | fn reconfigure(&mut self, setup: &dyn Fn(&mut SerialPortSettings) -> ::Result<()>) -> ::Result<()> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:599:47 [INFO] [stdout] | [INFO] [stdout] 599 | fn reconfigure(&mut self, setup: &Fn(&mut SerialPortSettings) -> ::Result<()>) -> ::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 599 | fn reconfigure(&mut self, setup: &Fn(&mut dyn SerialPortSettings) -> ::Result<()>) -> ::Result<()> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:495:39 [INFO] [stdout] | [INFO] [stdout] 495 | fn reconfigure(&mut self, setup: &Fn(&mut SerialPortSettings) -> ::Result<()>) -> ::Result<()>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 495 | fn reconfigure(&mut self, setup: &dyn Fn(&mut SerialPortSettings) -> ::Result<()>) -> ::Result<()>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:495:47 [INFO] [stdout] | [INFO] [stdout] 495 | fn reconfigure(&mut self, setup: &Fn(&mut SerialPortSettings) -> ::Result<()>) -> ::Result<()>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 495 | fn reconfigure(&mut self, setup: &Fn(&mut dyn SerialPortSettings) -> ::Result<()>) -> ::Result<()>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s [INFO] running `Command { std: "docker" "inspect" "8ccd5a2eb9ac2946e6b9344f3788205a1c4dfdad553a90a63ac15f80010d05ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ccd5a2eb9ac2946e6b9344f3788205a1c4dfdad553a90a63ac15f80010d05ee", kill_on_drop: false }` [INFO] [stdout] 8ccd5a2eb9ac2946e6b9344f3788205a1c4dfdad553a90a63ac15f80010d05ee