[INFO] cloning repository https://github.com/ZeroRtt/o3 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZeroRtt/o3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZeroRtt%2Fo3", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZeroRtt%2Fo3'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 247c12c93def05b82047fc7a7cf423a0a1121d66 [INFO] linting ZeroRtt/o3 against nightly for clippy-nonminimal_bool-denied [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZeroRtt%2Fo3" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/ZeroRtt/o3 [INFO] finished tweaking git repo https://github.com/ZeroRtt/o3 [INFO] tweaked toml for git repo https://github.com/ZeroRtt/o3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ZeroRtt/o3 on toolchain nightly [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ZeroRtt/o3 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--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 6 packages to latest Rust 1.96.0-nightly compatible versions [INFO] [stderr] Adding fixedbuf v0.1.2 [INFO] [stderr] Adding zerortt v0.1.21 [INFO] [stderr] Adding zerortt-api v0.1.21 [INFO] [stderr] Adding zerortt-futures v0.1.21 [INFO] [stderr] Adding zerortt-mio v0.1.21 [INFO] [stderr] Adding zerortt-poll v0.1.21 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded zerortt-api v0.1.21 [INFO] [stderr] Downloaded octets v0.3.3 [INFO] [stderr] Downloaded debug_panic v0.2.1 [INFO] [stderr] Downloaded intrusive-collections v0.9.7 [INFO] [stderr] Downloaded zerortt-poll v0.1.21 [INFO] [stderr] Downloaded protobuf-support v3.7.2 [INFO] [stderr] Downloaded zerortt v0.1.21 [INFO] [stderr] Downloaded protoc-bin-vendored v3.2.0 [INFO] [stderr] Downloaded metricrs-derive v0.1.2 [INFO] [stderr] Downloaded fslock v0.2.1 [INFO] [stderr] Downloaded metricrs-protobuf v0.1.2 [INFO] [stderr] Downloaded fixedbuf v0.1.2 [INFO] [stderr] Downloaded metricrs v0.1.2 [INFO] [stderr] Downloaded zerortt-mio v0.1.21 [INFO] [stderr] Downloaded zerortt-futures v0.1.21 [INFO] [stderr] Downloaded proc-macro2 v1.0.102 [INFO] [stderr] Downloaded protobuf-codegen v3.7.2 [INFO] [stderr] Downloaded protobuf-parse v3.7.2 [INFO] [stderr] Downloaded priority-queue v2.7.0 [INFO] [stderr] Downloaded protobuf v3.7.2 [INFO] [stderr] Downloaded boring v4.19.0 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"/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" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4abbd8695ff7ee8a2a0601b8c85e1831bc116f39f97d07c122c2a794945377ee [INFO] running `Command { std: "docker" "start" "-a" "4abbd8695ff7ee8a2a0601b8c85e1831bc116f39f97d07c122c2a794945377ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4abbd8695ff7ee8a2a0601b8c85e1831bc116f39f97d07c122c2a794945377ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4abbd8695ff7ee8a2a0601b8c85e1831bc116f39f97d07c122c2a794945377ee", kill_on_drop: false }` [INFO] [stdout] 4abbd8695ff7ee8a2a0601b8c85e1831bc116f39f97d07c122c2a794945377ee [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "clippy" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 508c4a425c3c95eb6fbec44616cf7706cd642f68a970f726c458d6915645aea1 [INFO] running `Command { std: "docker" "start" "-a" "508c4a425c3c95eb6fbec44616cf7706cd642f68a970f726c458d6915645aea1", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.102 [INFO] [stderr] Compiling unicode-ident v1.0.20 [INFO] [stderr] Compiling libc v0.2.177 [INFO] [stderr] Compiling bitflags v2.10.0 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling minimal-lexical v0.2.1 [INFO] [stderr] Compiling clang-sys v1.8.1 [INFO] [stderr] Compiling cc v1.2.41 [INFO] [stderr] Compiling libloading v0.8.9 [INFO] [stderr] Checking log v0.4.28 [INFO] [stderr] Compiling bindgen v0.72.1 [INFO] [stderr] Compiling rustc-hash v2.1.1 [INFO] [stderr] Compiling fs_extra v1.3.0 [INFO] [stderr] Checking smallvec v1.15.1 [INFO] [stderr] Compiling rustix v1.1.2 [INFO] [stderr] Compiling protobuf v3.7.2 [INFO] [stderr] Compiling rustix v0.38.44 [INFO] [stderr] Checking foreign-types-shared v0.3.1 [INFO] [stderr] Compiling getrandom v0.3.4 [INFO] [stderr] Compiling linux-raw-sys v0.11.0 [INFO] [stderr] Compiling anyhow v1.0.100 [INFO] [stderr] Compiling itertools v0.13.0 [INFO] [stderr] Checking intrusive-collections v0.9.7 [INFO] [stderr] Checking octets v0.3.3 [INFO] [stderr] Checking debug_panic v0.2.1 [INFO] [stderr] Compiling indexmap v2.12.0 [INFO] [stderr] Compiling nom v7.1.3 [INFO] [stderr] Checking parking_lot_core v0.9.12 [INFO] [stderr] Checking memchr v2.7.6 [INFO] [stderr] Compiling zerocopy v0.8.27 [INFO] [stderr] Checking mio v1.1.0 [INFO] [stderr] Compiling protoc-bin-vendored-linux-s390_64 v3.2.0 [INFO] [stderr] Checking parking_lot v0.12.5 [INFO] [stderr] Compiling protoc-bin-vendored-linux-x86_32 v3.2.0 [INFO] [stderr] Checking regex-syntax v0.8.8 [INFO] [stderr] Compiling protoc-bin-vendored-linux-aarch_64 v3.2.0 [INFO] [stderr] Compiling protoc-bin-vendored-linux-x86_64 v3.2.0 [INFO] [stderr] Compiling protoc-bin-vendored-win32 v3.2.0 [INFO] [stderr] Checking priority-queue v2.7.0 [INFO] [stderr] Compiling protoc-bin-vendored-linux-ppcle_64 v3.2.0 [INFO] [stderr] Compiling protoc-bin-vendored-macos-x86_64 v3.2.0 [INFO] [stderr] Compiling protoc-bin-vendored-macos-aarch_64 v3.2.0 [INFO] [stderr] Checking anstream v0.6.21 [INFO] [stderr] Checking is-terminal v0.4.16 [INFO] [stderr] Checking fixedbuf v0.1.2 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling cmake v0.1.54 [INFO] [stderr] Checking humantime v2.3.0 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling protoc-bin-vendored v3.2.0 [INFO] [stderr] Checking clap_builder v4.5.41 [INFO] [stderr] Compiling syn v2.0.108 [INFO] [stderr] Compiling fslock v0.2.1 [INFO] [stderr] Compiling quiche v0.24.6 [INFO] [stderr] Compiling cexpr v0.6.0 [INFO] [stderr] Checking regex-automata v0.4.13 [INFO] [stderr] Compiling tempfile v3.23.0 [INFO] [stderr] Compiling which v4.4.2 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking regex v1.12.2 [INFO] [stderr] Checking rand_chacha v0.9.0 [INFO] [stderr] Checking rand v0.9.2 [INFO] [stderr] Checking env_logger v0.10.2 [INFO] [stderr] Checking pretty_env_logger v0.5.0 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling foreign-types-macros v0.2.3 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling enum_dispatch v0.3.13 [INFO] [stderr] Compiling thiserror-impl v2.0.17 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling metricrs-derive v0.1.2 [INFO] [stderr] Compiling tokio-macros v2.6.0 [INFO] [stderr] Compiling pin-project-internal v1.1.10 [INFO] [stderr] Compiling color-print-proc-macro v0.3.7 [INFO] [stderr] Compiling clap_derive v4.5.41 [INFO] [stderr] Checking metricrs v0.1.2 [INFO] [stderr] Checking foreign-types v0.5.0 [INFO] [stderr] Checking tokio v1.48.0 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Checking color-print v0.3.7 [INFO] [stderr] Compiling protobuf-support v3.7.2 [INFO] [stderr] Checking pin-project v1.1.10 [INFO] [stderr] Checking thiserror v2.0.17 [INFO] [stderr] Checking clap v4.5.41 [INFO] [stderr] Checking tokio-util v0.7.16 [INFO] [stderr] Compiling boring-sys v4.19.0 [INFO] [stderr] Compiling protobuf-parse v3.7.2 [INFO] [stderr] Compiling protobuf-codegen v3.7.2 [INFO] [stderr] Compiling metricrs-protobuf v0.1.2 [INFO] [stderr] Checking boring v4.19.0 [INFO] [stderr] Checking zerortt-api v0.1.21 [INFO] [stderr] Checking zerortt-poll v0.1.21 [INFO] [stderr] Checking zerortt-futures v0.1.21 [INFO] [stderr] Checking zerortt-mio v0.1.21 [INFO] [stderr] Checking zerortt v0.1.21 [INFO] [stderr] Checking o3 v0.1.16 (/opt/rustwide/workdir) [INFO] [stdout] warning: this boolean expression can be simplified [INFO] [stdout] --> src/cli.rs:31:16 [INFO] [stdout] | [INFO] [stdout] 31 | if !(to > from) { [INFO] [stdout] | ^^^^^^^^^^^^ help: try: `(to <= from)` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool [INFO] [stdout] = note: `#[warn(clippy::nonminimal_bool)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unneeded `return` statement [INFO] [stdout] --> src/cli.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | return Ok(port..port + 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stdout] = note: `#[warn(clippy::needless_return)]` on by default [INFO] [stdout] help: remove `return` [INFO] [stdout] | [INFO] [stdout] 20 - return Ok(port..port + 1); [INFO] [stdout] 20 + Ok(port..port + 1) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unneeded `return` statement [INFO] [stdout] --> src/cli.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 35 | return Ok(from..to); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stdout] help: remove `return` [INFO] [stdout] | [INFO] [stdout] 35 - return Ok(from..to); [INFO] [stdout] 35 + Ok(from..to) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unneeded `return` statement [INFO] [stdout] --> src/cli.rs:38:13 [INFO] [stdout] | [INFO] [stdout] 38 | return Err("Invalid port range, valid syntax: `xxx:xxx` or `xxx`".to_owned()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stdout] help: remove `return` [INFO] [stdout] | [INFO] [stdout] 38 - return Err("Invalid port range, valid syntax: `xxx:xxx` or `xxx`".to_owned()); [INFO] [stdout] 38 + Err("Invalid port range, valid syntax: `xxx:xxx` or `xxx`".to_owned()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `to_string` applied to a type that implements `Display` in `format!` args [INFO] [stdout] --> src/cli.rs:18:71 [INFO] [stdout] | [INFO] [stdout] 18 | .map_err(|err| format!("failed to parse port: {}", err.to_string()))?; [INFO] [stdout] | ^^^^^^^^^^^^ help: remove this [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#to_string_in_format_args [INFO] [stdout] = note: `#[warn(clippy::to_string_in_format_args)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `to_string` applied to a type that implements `Display` in `format!` args [INFO] [stdout] --> src/cli.rs:25:77 [INFO] [stdout] | [INFO] [stdout] 25 | .map_err(|err| format!("failed to parse port(from): {}", err.to_string()))?; [INFO] [stdout] | ^^^^^^^^^^^^ help: remove this [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#to_string_in_format_args [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `to_string` applied to a type that implements `Display` in `format!` args [INFO] [stdout] --> src/cli.rs:29:75 [INFO] [stdout] | [INFO] [stdout] 29 | .map_err(|err| format!("failed to parse port(to): {}", err.to_string()))?; [INFO] [stdout] | ^^^^^^^^^^^^ help: remove this [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#to_string_in_format_args [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: useless use of `format!` [INFO] [stdout] --> src/cli.rs:32:28 [INFO] [stdout] | [INFO] [stdout] 32 | return Err(format!("failed to parse port range: ensure `to > from`")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"failed to parse port range: ensure `to > from`".to_string()` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format [INFO] [stdout] = note: `#[warn(clippy::useless_format)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unneeded `return` statement [INFO] [stdout] --> src/metrics.rs:52:17 [INFO] [stdout] | [INFO] [stdout] 52 | return Poll::Ready(Ok(send_size)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stdout] help: remove `return` [INFO] [stdout] | [INFO] [stdout] 52 - return Poll::Ready(Ok(send_size)); [INFO] [stdout] 52 + Poll::Ready(Ok(send_size)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this boolean expression can be simplified [INFO] [stdout] --> src/cli.rs:31:16 [INFO] [stdout] | [INFO] [stdout] 31 | if !(to > from) { [INFO] [stdout] | ^^^^^^^^^^^^ help: try: `(to <= from)` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool [INFO] [stdout] = note: `#[warn(clippy::nonminimal_bool)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unneeded `return` statement [INFO] [stdout] --> src/cli.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | return Ok(port..port + 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stdout] = note: `#[warn(clippy::needless_return)]` on by default [INFO] [stdout] help: remove `return` [INFO] [stdout] | [INFO] [stdout] 20 - return Ok(port..port + 1); [INFO] [stdout] 20 + Ok(port..port + 1) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unneeded `return` statement [INFO] [stdout] --> src/cli.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 35 | return Ok(from..to); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stdout] help: remove `return` [INFO] [stdout] | [INFO] [stdout] 35 - return Ok(from..to); [INFO] [stdout] 35 + Ok(from..to) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unneeded `return` statement [INFO] [stdout] --> src/cli.rs:38:13 [INFO] [stdout] | [INFO] [stdout] 38 | return Err("Invalid port range, valid syntax: `xxx:xxx` or `xxx`".to_owned()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stdout] help: remove `return` [INFO] [stdout] | [INFO] [stdout] 38 - return Err("Invalid port range, valid syntax: `xxx:xxx` or `xxx`".to_owned()); [INFO] [stdout] 38 + Err("Invalid port range, valid syntax: `xxx:xxx` or `xxx`".to_owned()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `to_string` applied to a type that implements `Display` in `format!` args [INFO] [stdout] --> src/cli.rs:18:71 [INFO] [stdout] | [INFO] [stdout] 18 | .map_err(|err| format!("failed to parse port: {}", err.to_string()))?; [INFO] [stdout] | ^^^^^^^^^^^^ help: remove this [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#to_string_in_format_args [INFO] [stdout] = note: `#[warn(clippy::to_string_in_format_args)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `to_string` applied to a type that implements `Display` in `format!` args [INFO] [stdout] --> src/cli.rs:25:77 [INFO] [stdout] | [INFO] [stdout] 25 | .map_err(|err| format!("failed to parse port(from): {}", err.to_string()))?; [INFO] [stdout] | ^^^^^^^^^^^^ help: remove this [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#to_string_in_format_args [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `to_string` applied to a type that implements `Display` in `format!` args [INFO] [stdout] --> src/cli.rs:29:75 [INFO] [stdout] | [INFO] [stdout] 29 | .map_err(|err| format!("failed to parse port(to): {}", err.to_string()))?; [INFO] [stdout] | ^^^^^^^^^^^^ help: remove this [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#to_string_in_format_args [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: useless use of `format!` [INFO] [stdout] --> src/cli.rs:32:28 [INFO] [stdout] | [INFO] [stdout] 32 | return Err(format!("failed to parse port range: ensure `to > from`")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `.to_string()`: `"failed to parse port range: ensure `to > from`".to_string()` [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format [INFO] [stdout] = note: `#[warn(clippy::useless_format)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unneeded `return` statement [INFO] [stdout] --> src/metrics.rs:52:17 [INFO] [stdout] | [INFO] [stdout] 52 | return Poll::Ready(Ok(send_size)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stdout] help: remove `return` [INFO] [stdout] | [INFO] [stdout] 52 - return Poll::Ready(Ok(send_size)); [INFO] [stdout] 52 + Poll::Ready(Ok(send_size)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 22s [INFO] running `Command { std: "docker" "inspect" "508c4a425c3c95eb6fbec44616cf7706cd642f68a970f726c458d6915645aea1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "508c4a425c3c95eb6fbec44616cf7706cd642f68a970f726c458d6915645aea1", kill_on_drop: false }` [INFO] [stdout] 508c4a425c3c95eb6fbec44616cf7706cd642f68a970f726c458d6915645aea1