[INFO] cloning repository https://github.com/monkey666-cr/rust-practice [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/monkey666-cr/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonkey666-cr%2Frust-practice", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonkey666-cr%2Frust-practice'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c330de64aeb4867a9dfe039d251ef89fbdedf10d [INFO] checking monkey666-cr/rust-practice against master#4cf5f9580233c36f6bc8db76e282ba8a1c1ea491 for pr-154585 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonkey666-cr%2Frust-practice" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/monkey666-cr/rust-practice [INFO] finished tweaking git repo https://github.com/monkey666-cr/rust-practice [INFO] tweaked toml for git repo https://github.com/monkey666-cr/rust-practice written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/monkey666-cr/rust-practice on toolchain 4cf5f9580233c36f6bc8db76e282ba8a1c1ea491 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4cf5f9580233c36f6bc8db76e282ba8a1c1ea491" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/monkey666-cr/rust-practice 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" "+4cf5f9580233c36f6bc8db76e282ba8a1c1ea491" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... 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"/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+4cf5f9580233c36f6bc8db76e282ba8a1c1ea491" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ab1bbf63869437b406d5fadde82c946694cabbc53ae454e774db73b880555829 [INFO] running `Command { std: "docker" "start" "-a" "ab1bbf63869437b406d5fadde82c946694cabbc53ae454e774db73b880555829", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ab1bbf63869437b406d5fadde82c946694cabbc53ae454e774db73b880555829", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab1bbf63869437b406d5fadde82c946694cabbc53ae454e774db73b880555829", kill_on_drop: false }` [INFO] [stdout] ab1bbf63869437b406d5fadde82c946694cabbc53ae454e774db73b880555829 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+4cf5f9580233c36f6bc8db76e282ba8a1c1ea491" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7c878f5b31c0d2cec592238329942259df84f21f64472b7af982cae6ac96c4c8 [INFO] running `Command { std: "docker" "start" "-a" "7c878f5b31c0d2cec592238329942259df84f21f64472b7af982cae6ac96c4c8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.92 [INFO] [stderr] Compiling unicode-ident v1.0.14 [INFO] [stderr] Compiling libc v0.2.169 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking once_cell v1.20.2 [INFO] [stderr] Checking pin-project-lite v0.2.15 [INFO] [stderr] 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[stderr] Compiling darling v0.20.10 [INFO] [stderr] Compiling macors v0.1.0 (/opt/rustwide/workdir/macors) [INFO] [stderr] Checking tracing-appender v0.2.3 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking ed25519-dalek v2.1.1 [INFO] [stderr] Checking prost v0.13.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking clap v4.5.23 [INFO] [stderr] Checking zstd v0.13.2 [INFO] [stderr] Checking dashmap v6.1.0 [INFO] [stderr] Checking rust-practice v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `is_empty`, `size`, `pop`, `peek`, `peek_mut`, and `into_iter` are never used [INFO] [stdout] --> src/algorithms/linked_list.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl List { [INFO] [stdout] | --------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 22 | pub fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn size(&self) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 40 | pub fn pop(&mut self) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 48 | pub fn peek(&self) -> Option<&T> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 52 | pub fn peek_mut(&mut self) -> Option<&mut T> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 56 | pub fn into_iter(self) -> IntoIterator { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `IntoIterator` is never constructed [INFO] [stdout] --> src/algorithms/linked_list.rs:73:12 [INFO] [stdout] | [INFO] [stdout] 73 | pub struct IntoIterator(List); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `quick_sort` is never used [INFO] [stdout] --> src/algorithms/quick_sort.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn quick_sort(data: &mut [T]) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `partition` is never used [INFO] [stdout] --> src/algorithms/quick_sort.rs:11:4 [INFO] [stdout] | [INFO] [stdout] 11 | fn partition(data: &mut [T]) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/algorithms/linked_list.rs:60:17 [INFO] [stdout] | [INFO] [stdout] 60 | pub fn iter(&self) -> Iter { [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] 60 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/algorithms/linked_list.rs:66:21 [INFO] [stdout] | [INFO] [stdout] 66 | pub fn iter_mut(&mut self) -> IterMut { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 66 | pub fn iter_mut(&mut self) -> IterMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking include-flate v0.3.0 [INFO] [stderr] Checking jieba-rs v0.7.2 [INFO] [stdout] warning: methods `is_empty`, `peek_mut`, and `into_iter` are never used [INFO] [stdout] --> src/algorithms/linked_list.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl List { [INFO] [stdout] | --------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 22 | pub fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 52 | pub fn peek_mut(&mut self) -> Option<&mut T> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 56 | pub fn into_iter(self) -> IntoIterator { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `IntoIterator` is never constructed [INFO] [stdout] --> src/algorithms/linked_list.rs:73:12 [INFO] [stdout] | [INFO] [stdout] 73 | pub struct IntoIterator(List); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/algorithms/linked_list.rs:60:17 [INFO] [stdout] | [INFO] [stdout] 60 | pub fn iter(&self) -> Iter { [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] 60 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/algorithms/linked_list.rs:66:21 [INFO] [stdout] | [INFO] [stdout] 66 | pub fn iter_mut(&mut self) -> IterMut { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 66 | pub fn iter_mut(&mut self) -> IterMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking serde_path_to_error v0.1.16 [INFO] [stderr] Checking toml_datetime v0.6.8 [INFO] [stderr] Checking serde_spanned v0.6.8 [INFO] [stderr] Checking csv v1.3.1 [INFO] [stderr] Checking serde_yaml v0.9.34+deprecated [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking http-body-util v0.1.2 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking toml_edit v0.22.22 [INFO] [stderr] Checking axum-core v0.4.5 [INFO] [stderr] Checking axum-core v0.5.0 [INFO] [stderr] Checking rusty_pool v0.7.0 [INFO] [stderr] Checking concurrency v0.1.0 (/opt/rustwide/workdir/concurrency) [INFO] [stderr] Checking tokio-util v0.7.13 [INFO] [stderr] Checking tower v0.5.2 [INFO] [stderr] Checking tokio-stream v0.1.17 [INFO] [stderr] Checking async-compression v0.4.18 [INFO] [stderr] Checking h2 v0.4.7 [INFO] [stderr] Checking tower v0.4.13 [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> concurrency/examples/once.rs:14:14 [INFO] [stdout] | [INFO] [stdout] 14 | unsafe { GLOBAL_CONFIG.as_ref().unwrap() } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc`, `Mutex`, and `sleep` [INFO] [stdout] --> concurrency/examples/pool.rs:2:27 [INFO] [stdout] | [INFO] [stdout] 2 | sync::{mpsc::channel, Arc, Mutex}, [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] 3 | thread::{self, sleep}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `rayon_thread_scoped` is never used [INFO] [stdout] --> concurrency/examples/pool.rs:33:4 [INFO] [stdout] | [INFO] [stdout] 33 | fn rayon_thread_scoped() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `threadpool_create` is never used [INFO] [stdout] --> concurrency/examples/pool.rs:65:4 [INFO] [stdout] | [INFO] [stdout] 65 | fn threadpool_create() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `rusty_pool_example` is never used [INFO] [stdout] --> concurrency/examples/pool.rs:84:4 [INFO] [stdout] | [INFO] [stdout] 84 | fn rusty_pool_example() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `some_async_fn` is never used [INFO] [stdout] --> concurrency/examples/pool.rs:103:10 [INFO] [stdout] | [INFO] [stdout] 103 | async fn some_async_fn(x: i32, y: i32) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `rusty_pool_example2` is never used [INFO] [stdout] --> concurrency/examples/pool.rs:107:4 [INFO] [stdout] | [INFO] [stdout] 107 | fn rusty_pool_example2() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `channel` [INFO] [stdout] --> concurrency/examples/channel.rs:2:18 [INFO] [stdout] | [INFO] [stdout] 2 | sync::mpsc::{channel, sync_channel}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tower-http v0.6.2 [INFO] [stderr] Checking toml v0.8.19 [INFO] [stderr] Checking opentelemetry_sdk v0.27.1 [INFO] [stderr] Checking hyper v1.5.2 [INFO] [stderr] Checking tracing-opentelemetry v0.28.0 [INFO] [stderr] Checking hyper-util v0.1.10 [INFO] [stderr] Checking axum v0.7.9 [INFO] [stderr] Checking hyper-timeout v0.5.2 [INFO] [stderr] Checking axum v0.8.1 [INFO] [stderr] Checking tonic v0.12.3 [INFO] [stderr] Checking rcli v0.1.0 (/opt/rustwide/workdir/cli/rcli) [INFO] [stderr] Checking opentelemetry-proto v0.27.0 [INFO] [stderr] Checking opentelemetry-otlp v0.27.0 [INFO] [stderr] Checking ecosystem v0.1.0 (/opt/rustwide/workdir/ecosystem) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 09s [INFO] running `Command { std: "docker" "inspect" "7c878f5b31c0d2cec592238329942259df84f21f64472b7af982cae6ac96c4c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c878f5b31c0d2cec592238329942259df84f21f64472b7af982cae6ac96c4c8", kill_on_drop: false }` [INFO] [stdout] 7c878f5b31c0d2cec592238329942259df84f21f64472b7af982cae6ac96c4c8