[INFO] cloning repository https://github.com/Dominik355/rust_playground [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dominik355/rust_playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDominik355%2Frust_playground", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDominik355%2Frust_playground'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 905d47fd83458ff296a0a282111bbf3f1ae90b35 [INFO] checking Dominik355/rust_playground against try#4907eac94165faff6c5e5e015670b1c584275f7b for pr-154149 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDominik355%2Frust_playground" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Dominik355/rust_playground [INFO] finished tweaking git repo https://github.com/Dominik355/rust_playground [INFO] tweaked toml for git repo https://github.com/Dominik355/rust_playground written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Dominik355/rust_playground on toolchain 4907eac94165faff6c5e5e015670b1c584275f7b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4907eac94165faff6c5e5e015670b1c584275f7b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Dominik355/rust_playground 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" "+4907eac94165faff6c5e5e015670b1c584275f7b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: /workspace/builds/worker-6-tc2/source/async_testing/Cargo.toml: unused manifest key: dev [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded plotters-backend v0.3.6 [INFO] [stderr] Downloaded plotters-svg v0.3.6 [INFO] [stderr] Downloaded oorandom v11.1.4 [INFO] [stderr] Downloaded quickcheck_macros v1.0.0 [INFO] [stderr] Downloaded serde_spanned v0.6.7 [INFO] [stderr] Downloaded generator v0.7.5 [INFO] [stderr] Downloaded cron v0.12.1 [INFO] [stderr] Downloaded anyhow v1.0.89 [INFO] [stderr] Downloaded toml v0.8.15 [INFO] [stderr] Downloaded security-framework v2.11.0 [INFO] [stderr] Downloaded cc v1.1.0 [INFO] [stderr] Downloaded plotters v0.3.6 [INFO] [stderr] Downloaded rdkafka v0.36.2 [INFO] [stderr] Downloaded toml_edit v0.22.16 [INFO] [stderr] Downloaded winnow v0.6.18 [INFO] [stderr] Downloaded clap_builder v4.5.9 [INFO] [stderr] Downloaded criterion v0.5.1 [INFO] [stderr] Downloaded clap v4.5.9 [INFO] [stderr] Downloaded loom v0.5.6 [INFO] [stderr] Downloaded security-framework-sys v2.11.0 [INFO] [stderr] Downloaded left-right v0.11.5 [INFO] [stderr] Downloaded libz-sys v1.1.18 [INFO] [stderr] Downloaded rdkafka-sys v4.7.0+2.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+4907eac94165faff6c5e5e015670b1c584275f7b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9e01e6401c6b7029fe76a3434ffeddf0ef1209a6cc4742ff4aed33406f47ef00 [INFO] running `Command { std: "docker" "start" "-a" "9e01e6401c6b7029fe76a3434ffeddf0ef1209a6cc4742ff4aed33406f47ef00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9e01e6401c6b7029fe76a3434ffeddf0ef1209a6cc4742ff4aed33406f47ef00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e01e6401c6b7029fe76a3434ffeddf0ef1209a6cc4742ff4aed33406f47ef00", kill_on_drop: false }` [INFO] [stdout] 9e01e6401c6b7029fe76a3434ffeddf0ef1209a6cc4742ff4aed33406f47ef00 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+4907eac94165faff6c5e5e015670b1c584275f7b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1e73e0acb941307bb57af33af82316c8059748b08f1bb9ec5d8234324aed89b8 [INFO] running `Command { std: "docker" "start" "-a" "1e73e0acb941307bb57af33af82316c8059748b08f1bb9ec5d8234324aed89b8", kill_on_drop: false }` [INFO] [stderr] warning: /opt/rustwide/workdir/async_testing/Cargo.toml: unused manifest key: dev [INFO] 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v0.2.0 [INFO] [stderr] Checking http v0.2.12 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Compiling native-tls v0.2.12 [INFO] [stderr] Compiling httparse v1.9.4 [INFO] [stderr] Checking tinyvec v1.8.0 [INFO] [stderr] Checking openssl-probe v0.1.5 [INFO] [stderr] Compiling matrixmultiply v0.3.8 [INFO] [stderr] Checking tower-service v0.3.2 [INFO] [stderr] Compiling protobuf v2.28.0 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Compiling thiserror v1.0.61 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking parking_lot_core v0.9.10 [INFO] [stderr] Checking mio v1.0.2 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Compiling prometheus v0.13.4 [INFO] [stderr] Checking http-body v0.4.6 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking nanorand v0.7.0 [INFO] [stderr] Checking unicode-normalization v0.1.23 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Checking rayon-core v1.12.1 [INFO] [stderr] Checking encoding_rs v0.8.34 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking flume v0.11.0 [INFO] [stderr] Checking maplit v1.0.2 [INFO] [stderr] Compiling backtrace v0.3.73 [INFO] [stderr] Compiling openssl-sys v0.9.102 [INFO] [stderr] Checking ndarray v0.15.6 [INFO] [stderr] Checking half v2.4.1 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking idna v0.5.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking winnow v0.6.18 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] 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[INFO] [stderr] Checking sync_watch_channel v0.1.0 (/opt/rustwide/workdir/async_testing) [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> arcswap-vs-leftright/src/lib.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn main() {} [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> arcswap-vs-leftright/src/left_right_cell.rs:42:16 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn get(&self) -> Option> { [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] 42 | pub fn get(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> arcswap-vs-leftright/src/left_right_cell.rs:46:33 [INFO] [stdout] | [INFO] [stdout] 46 | pub unsafe fn get_unchecked(&self) -> ReadGuard { [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] 46 | pub unsafe fn get_unchecked(&self) -> ReadGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Event` is never used [INFO] [stdout] --> patterns/src/observer.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 7 | pub enum Event { [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 `Notifier` is never constructed [INFO] [stdout] --> patterns/src/observer/callback.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct Notifier { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `register`, and `notify` are never used [INFO] [stdout] --> patterns/src/observer/callback.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 5 | impl Notifier { [INFO] [stdout] | ----------------------------- associated items in this implementation [INFO] [stdout] 6 | pub fn new() -> Notifier { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 12 | pub fn register(&mut self, callback: F) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | pub fn notify(&self, event: E, ctx: &mut Ctx) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Observable` is never used [INFO] [stdout] --> patterns/src/observer/channels.rs:4:7 [INFO] [stdout] | [INFO] [stdout] 4 | trait Observable { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ObservableImpl` is never constructed [INFO] [stdout] --> patterns/src/observer/channels.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | struct ObservableImpl { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Observable` is never used [INFO] [stdout] --> patterns/src/observer/rc.rs:4:7 [INFO] [stdout] | [INFO] [stdout] 4 | trait Observable { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Observer` is never used [INFO] [stdout] --> patterns/src/observer/rc.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | trait Observer { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ObservableImpl` is never constructed [INFO] [stdout] --> patterns/src/observer/rc.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | struct ObservableImpl { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ObserverImpl` is never constructed [INFO] [stdout] --> patterns/src/observer/rc.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 37 | struct ObserverImpl { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> patterns/src/observer/rc.rs:42:12 [INFO] [stdout] | [INFO] [stdout] 41 | impl ObserverImpl { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] 42 | pub fn new(name: impl Into) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `IObserver` is never used [INFO] [stdout] --> patterns/src/observer/reference.rs:3:7 [INFO] [stdout] | [INFO] [stdout] 3 | trait IObserver { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `ISubject` is never used [INFO] [stdout] --> patterns/src/observer/reference.rs:7:7 [INFO] [stdout] | [INFO] [stdout] 7 | trait ISubject<'a, T: IObserver> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Subject` is never constructed [INFO] [stdout] --> patterns/src/observer/reference.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | struct Subject<'a, T: IObserver> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> patterns/src/observer/reference.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 16 | impl<'a, T: IObserver + PartialEq> Subject<'a, T> { [INFO] [stdout] | ------------------------------------------------- associated function in this implementation [INFO] [stdout] 17 | fn new() -> Subject<'a, T> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ConcreteObserver` is never constructed [INFO] [stdout] --> patterns/src/observer/reference.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 42 | struct ConcreteObserver { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `guard` is never read [INFO] [stdout] --> async_testing/src/test/managed_thread.rs:124:9 [INFO] [stdout] | [INFO] [stdout] 124 | guard = self [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rdkafka-sys v4.7.0+2.3.0 [INFO] [stdout] warning: value assigned to `guard` is never read [INFO] [stdout] --> async_testing/src/test/managed_thread.rs:136:9 [INFO] [stdout] | [INFO] [stdout] 136 | guard = self [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rw_lock v0.1.0 (/opt/rustwide/workdir/rw_lock) [INFO] [stdout] warning: method `fetch_add` is never used [INFO] [stdout] --> async_testing/src/test/managed_thread.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl AtomicU32 { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn fetch_add( [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `set` is never used [INFO] [stdout] --> async_testing/src/test/managed_thread.rs:63:8 [INFO] [stdout] | [INFO] [stdout] 62 | impl SharedContext { [INFO] [stdout] | ------------------ associated function in this implementation [INFO] [stdout] 63 | fn set(ctx: Arc) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ManagedHandle` is never constructed [INFO] [stdout] --> async_testing/src/test/managed_thread.rs:84:12 [INFO] [stdout] | [INFO] [stdout] 84 | pub struct ManagedHandle<'scope, T> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `spawn` is never used [INFO] [stdout] --> async_testing/src/test/managed_thread.rs:90:8 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn spawn<'scope, T: 'scope + Send>( [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_paused`, `unpause`, `submit`, and `join` are never used [INFO] [stdout] --> async_testing/src/test/managed_thread.rs:114:12 [INFO] [stdout] | [INFO] [stdout] 113 | impl<'scope, T> ManagedHandle<'scope, T> { [INFO] [stdout] | ---------------------------------------- methods in this implementation [INFO] [stdout] 114 | pub fn is_paused(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 119 | pub fn unpause(&self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 131 | pub fn submit(&self, f: F) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 143 | pub fn join(self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `guard` is never read [INFO] [stdout] --> async_testing/src/test/managed_thread.rs:124:9 [INFO] [stdout] | [INFO] [stdout] 124 | guard = self [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `guard` is never read [INFO] [stdout] --> async_testing/src/test/managed_thread.rs:136:9 [INFO] [stdout] | [INFO] [stdout] 136 | guard = self [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `AtomicU32` is never constructed [INFO] [stdout] --> async_testing/src/test/managed_thread.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct AtomicU32 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `load`, `store`, and `fetch_add` are never used [INFO] [stdout] --> async_testing/src/test/managed_thread.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl AtomicU32 { [INFO] [stdout] | -------------- methods in this implementation [INFO] [stdout] 13 | pub fn load(&self, ordering: Ordering) -> u32 { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | pub fn store(&self, value: u32, ordering: Ordering) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn fetch_add( [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `pause` is never used [INFO] [stdout] --> async_testing/src/test/managed_thread.rs:38:4 [INFO] [stdout] | [INFO] [stdout] 38 | fn pause() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SharedContext` is never constructed [INFO] [stdout] --> async_testing/src/test/managed_thread.rs:45:8 [INFO] [stdout] | [INFO] [stdout] 45 | struct SharedContext { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `State` is never used [INFO] [stdout] --> async_testing/src/test/managed_thread.rs:51:6 [INFO] [stdout] | [INFO] [stdout] 51 | enum State { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `set`, `get`, and `pause` are never used [INFO] [stdout] --> async_testing/src/test/managed_thread.rs:63:8 [INFO] [stdout] | [INFO] [stdout] 62 | impl SharedContext { [INFO] [stdout] | ------------------ associated items in this implementation [INFO] [stdout] 63 | fn set(ctx: Arc) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | fn get() -> Option> { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 71 | fn pause(&self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ManagedHandle` is never constructed [INFO] [stdout] --> async_testing/src/test/managed_thread.rs:84:12 [INFO] [stdout] | [INFO] [stdout] 84 | pub struct ManagedHandle<'scope, T> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `spawn` is never used [INFO] [stdout] --> async_testing/src/test/managed_thread.rs:90:8 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn spawn<'scope, T: 'scope + Send>( [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_paused`, `unpause`, `submit`, and `join` are never used [INFO] [stdout] --> async_testing/src/test/managed_thread.rs:114:12 [INFO] [stdout] | [INFO] [stdout] 113 | impl<'scope, T> ManagedHandle<'scope, T> { [INFO] [stdout] | ---------------------------------------- methods in this implementation [INFO] [stdout] 114 | pub fn is_paused(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 119 | pub fn unpause(&self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 131 | pub fn submit(&self, f: F) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 143 | pub fn join(self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> patterns/src/observer.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | Element(usize), [INFO] [stdout] | ------- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Event` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 9 - Element(usize), [INFO] [stdout] 9 + Element(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex v1.10.5 [INFO] [stderr] Checking clap v4.5.9 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking sysinfo v0.30.13 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Checking quickcheck v1.0.3 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling serde_derive v1.0.204 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling thiserror-impl v1.0.61 [INFO] [stderr] Checking tokio v1.40.0 [INFO] [stderr] Compiling num_enum_derive v0.5.11 [INFO] [stderr] Compiling quickcheck_macros v1.0.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking left-right-map v0.1.0 (/opt/rustwide/workdir/left-right-map) [INFO] [stdout] warning: unused import: `BuildHasher` [INFO] [stdout] --> left-right-map/src/read/read_ref.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | use std::hash::{BuildHasher, Hash}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BuildHasher` [INFO] [stdout] --> left-right-map/src/read/read_ref.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | use std::hash::{BuildHasher, Hash}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stdout] warning: type `Inner` is more private than the item `SharedWriteHandle::::inner` [INFO] [stdout] --> left-right-map/src/write.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | / pub fn inner( [INFO] [stdout] 51 | | &mut self, [INFO] [stdout] 52 | | ) -> MutexGuard<'_, left_right::WriteHandle, Operation>> { [INFO] [stdout] | |______________________________________________________________________________^ method `SharedWriteHandle::::inner` is reachable at visibility `pub` [INFO] [stdout] | [INFO] [stdout] note: but type `Inner` is only usable at visibility `pub(crate)` [INFO] [stdout] --> left-right-map/src/inner.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | pub(crate) struct Inner [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `Operation` is more private than the item `SharedWriteHandle::::inner` [INFO] [stdout] --> left-right-map/src/write.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | / pub fn inner( [INFO] [stdout] 51 | | &mut self, [INFO] [stdout] 52 | | ) -> MutexGuard<'_, left_right::WriteHandle, Operation>> { [INFO] [stdout] | |______________________________________________________________________________^ method `SharedWriteHandle::::inner` is reachable at visibility `pub` [INFO] [stdout] | [INFO] [stdout] note: but type `Operation` is only usable at visibility `pub(crate)` [INFO] [stdout] --> left-right-map/src/write.rs:166:1 [INFO] [stdout] | [INFO] [stdout] 166 | pub(crate) enum Operation { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `with_capacity` is never used [INFO] [stdout] --> left-right-map/src/inner.rs:29:19 [INFO] [stdout] | [INFO] [stdout] 25 | / impl Inner [INFO] [stdout] 26 | | where [INFO] [stdout] 27 | | K: Eq + Hash, [INFO] [stdout] | |_________________- associated function in this implementation [INFO] [stdout] 28 | { [INFO] [stdout] 29 | pub(crate) fn with_capacity(capacity: usize) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `Inner` is more private than the item `SharedWriteHandle::::inner` [INFO] [stdout] --> left-right-map/src/write.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | / pub fn inner( [INFO] [stdout] 51 | | &mut self, [INFO] [stdout] 52 | | ) -> MutexGuard<'_, left_right::WriteHandle, Operation>> { [INFO] [stdout] | |______________________________________________________________________________^ method `SharedWriteHandle::::inner` is reachable at visibility `pub` [INFO] [stdout] | [INFO] [stdout] note: but type `Inner` is only usable at visibility `pub(crate)` [INFO] [stdout] --> left-right-map/src/inner.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | pub(crate) struct Inner [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `Operation` is more private than the item `SharedWriteHandle::::inner` [INFO] [stdout] --> left-right-map/src/write.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | / pub fn inner( [INFO] [stdout] 51 | | &mut self, [INFO] [stdout] 52 | | ) -> MutexGuard<'_, left_right::WriteHandle, Operation>> { [INFO] [stdout] | |______________________________________________________________________________^ method `SharedWriteHandle::::inner` is reachable at visibility `pub` [INFO] [stdout] | [INFO] [stdout] note: but type `Operation` is only usable at visibility `pub(crate)` [INFO] [stdout] --> left-right-map/src/write.rs:166:1 [INFO] [stdout] | [INFO] [stdout] 166 | pub(crate) enum Operation { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `with_capacity` is never used [INFO] [stdout] --> left-right-map/src/inner.rs:29:19 [INFO] [stdout] | [INFO] [stdout] 25 | / impl Inner [INFO] [stdout] 26 | | where [INFO] [stdout] 27 | | K: Eq + Hash, [INFO] [stdout] | |_________________- associated function in this implementation [INFO] [stdout] 28 | { [INFO] [stdout] 29 | pub(crate) fn with_capacity(capacity: usize) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> left-right-map/tests/lib.rs:36:54 [INFO] [stdout] | [INFO] [stdout] 36 | assert_match!(r.enter().unwrap().get(&x.0), Some(x)); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking num_enum v0.5.11 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking tokio-util v0.7.11 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking sync v0.1.0 (/opt/rustwide/workdir/sync) [INFO] [stderr] Checking named-tokio-tasks v0.1.0 (/opt/rustwide/workdir/named-tokio-tasks) [INFO] [stdout] warning: struct `Sender` is never constructed [INFO] [stdout] --> sync/src/watch_channel.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Sender { [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 `Receiver` is never constructed [INFO] [stdout] --> sync/src/watch_channel.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 21 | pub struct Receiver { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Shared` is never constructed [INFO] [stdout] --> sync/src/watch_channel.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | struct Shared { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SharedValue` is never constructed [INFO] [stdout] --> sync/src/watch_channel.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 40 | struct SharedValue { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `channel` is never used [INFO] [stdout] --> sync/src/watch_channel.rs:45:8 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn channel(value: T) -> (Sender, Receiver) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `new_sender` is never used [INFO] [stdout] --> sync/src/watch_channel.rs:62:12 [INFO] [stdout] | [INFO] [stdout] 61 | impl Receiver { [INFO] [stdout] | -------------------------- method in this implementation [INFO] [stdout] 62 | pub fn new_sender(&self) -> Sender { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `receive`, `get_if_new`, `receive_blocking`, and `wait_timeout` are never used [INFO] [stdout] --> sync/src/watch_channel.rs:70:12 [INFO] [stdout] | [INFO] [stdout] 69 | impl Receiver { [INFO] [stdout] | -------------------------- methods in this implementation [INFO] [stdout] 70 | pub fn receive(&mut self) -> T { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 76 | pub fn get_if_new(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 85 | pub fn receive_blocking(&mut self) -> T { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 96 | pub fn wait_timeout(&mut self, duration: Duration) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `send`, `subscribe`, and `update` are never used [INFO] [stdout] --> sync/src/watch_channel.rs:118:12 [INFO] [stdout] | [INFO] [stdout] 117 | impl Sender { [INFO] [stdout] | ----------------- methods in this implementation [INFO] [stdout] 118 | pub fn send(&self, value: T) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 127 | pub fn subscribe(&self) -> Receiver { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 139 | pub fn update(&self, f: F) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Mutex` is never constructed [INFO] [stdout] --> sync/src/watch_channel.rs:210:16 [INFO] [stdout] | [INFO] [stdout] 210 | pub struct Mutex { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `lock` are never used [INFO] [stdout] --> sync/src/watch_channel.rs:215:16 [INFO] [stdout] | [INFO] [stdout] 214 | impl Mutex { [INFO] [stdout] | ---------------- associated items in this implementation [INFO] [stdout] 215 | pub fn new(value: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 221 | pub fn lock(&self) -> MutexGuard<'_, T> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Condvar` is never constructed [INFO] [stdout] --> sync/src/watch_channel.rs:226:16 [INFO] [stdout] | [INFO] [stdout] 226 | pub struct Condvar { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `wait`, `wait_timeout`, and `notify_all` are never used [INFO] [stdout] --> sync/src/watch_channel.rs:230:16 [INFO] [stdout] | [INFO] [stdout] 229 | impl Condvar { [INFO] [stdout] | ------------ associated items in this implementation [INFO] [stdout] 230 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 236 | pub fn wait<'a, T>(&self, guard: MutexGuard<'a, T>) -> MutexGuard<'a, T> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 242 | pub fn wait_timeout<'a, T>( [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 252 | pub fn notify_all(&self) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `new_sender` is never used [INFO] [stdout] --> sync/src/watch_channel.rs:62:12 [INFO] [stdout] | [INFO] [stdout] 61 | impl Receiver { [INFO] [stdout] | -------------------------- method in this implementation [INFO] [stdout] 62 | pub fn new_sender(&self) -> Sender { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `receive_blocking` and `wait_timeout` are never used [INFO] [stdout] --> sync/src/watch_channel.rs:85:12 [INFO] [stdout] | [INFO] [stdout] 69 | impl Receiver { [INFO] [stdout] | -------------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 85 | pub fn receive_blocking(&mut self) -> T { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 96 | pub fn wait_timeout(&mut self, duration: Duration) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `update` is never used [INFO] [stdout] --> sync/src/watch_channel.rs:139:12 [INFO] [stdout] | [INFO] [stdout] 117 | impl Sender { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 139 | pub fn update(&self, f: F) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `wait` and `wait_timeout` are never used [INFO] [stdout] --> sync/src/watch_channel.rs:236:16 [INFO] [stdout] | [INFO] [stdout] 229 | impl Condvar { [INFO] [stdout] | ------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 236 | pub fn wait<'a, T>(&self, guard: MutexGuard<'a, T>) -> MutexGuard<'a, T> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 242 | pub fn wait_timeout<'a, T>( [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `build_task` found for struct `JoinSet` in the current scope [INFO] [stdout] --> named-tokio-tasks/src/main.rs:14:14 [INFO] [stdout] | [INFO] [stdout] 13 | let _ = tasks [INFO] [stdout] | _________________- [INFO] [stdout] 14 | | .build_task() [INFO] [stdout] | | -^^^^^^^^^^ method not found in `JoinSet>` [INFO] [stdout] | |_____________| [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `build_task` found for struct `JoinSet` in the current scope [INFO] [stdout] --> named-tokio-tasks/src/main.rs:14:14 [INFO] [stdout] | [INFO] [stdout] 13 | let _ = tasks [INFO] [stdout] | _________________- [INFO] [stdout] 14 | | .build_task() [INFO] [stdout] | | -^^^^^^^^^^ method not found in `JoinSet>` [INFO] [stdout] | |_____________| [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::task::JoinHandle` [INFO] [stdout] --> sync/src/bin/conditional_select.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use tokio::task::JoinHandle; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> sync/src/bin/select.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 13 | / loop { [INFO] [stdout] 14 | | select! { [INFO] [stdout] 15 | | // this should panic because we are polling completed task again [INFO] [stdout] 16 | | finished_task_res = &mut finished_task, if !finished => { [INFO] [stdout] ... | [INFO] [stdout] 24 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 25 | [INFO] [stdout] 26 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: cannot find module or crate `flume` in this scope [INFO] [stdout] --> sync/src/bin/select_else.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | let (tx, rx) = flume::unbounded(); [INFO] [stdout] | ^^^^^ use of unresolved module or unlinked crate `flume` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `flume`, use `cargo add flume` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::task::JoinHandle` [INFO] [stdout] --> sync/src/bin/conditional_select.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use tokio::task::JoinHandle; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> sync/src/bin/conditional_select.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let mut timer2 = Box::pin(conditional_sleeper(Some(tokio::time::sleep( [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> sync/src/bin/conditional_select.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let mut timer3 = Box::pin(OptionFuture::from(Some(tokio::time::sleep( [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `finished_task_res` [INFO] [stdout] --> sync/src/bin/select.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | finished_task_res = &mut finished_task, if !finished => { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_finished_task_res` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `timer2` [INFO] [stdout] --> sync/src/bin/conditional_select.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let mut timer2 = Box::pin(conditional_sleeper(Some(tokio::time::sleep( [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timer2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `named-tokio-tasks` (bin "named-tokio-tasks") due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `timer3` [INFO] [stdout] --> sync/src/bin/conditional_select.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let mut timer3 = Box::pin(OptionFuture::from(Some(tokio::time::sleep( [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timer3` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> sync/src/bin/conditional_select.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | res = async { timer4.as_mut().expect("has to be Some").await }, if timer4.is_some() => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `named-tokio-tasks` (bin "named-tokio-tasks" test) due to 1 previous error [INFO] [stdout] warning: unused variable: `forever_task_res` [INFO] [stdout] --> sync/src/bin/select.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | forever_task_res = &mut forever_task => { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_forever_task_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> sync/src/bin/select.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 13 | / loop { [INFO] [stdout] 14 | | select! { [INFO] [stdout] 15 | | // this should panic because we are polling completed task again [INFO] [stdout] 16 | | finished_task_res = &mut finished_task, if !finished => { [INFO] [stdout] ... | [INFO] [stdout] 24 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 25 | [INFO] [stdout] 26 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] [INFO] [stdout] error[E0433]: cannot find module or crate `flume` in this scope [INFO] [stdout] --> sync/src/bin/select_else.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | let (tx, rx) = flume::unbounded(); [INFO] [stdout] | ^^^^^ use of unresolved module or unlinked crate `flume` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `flume`, use `cargo add flume` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `sync` (bin "select_else") due to 1 previous error [INFO] [stdout] warning: unused variable: `finished_task_res` [INFO] [stdout] --> sync/src/bin/select.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | finished_task_res = &mut finished_task, if !finished => { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_finished_task_res` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `forever_task_res` [INFO] [stdout] --> sync/src/bin/select.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | forever_task_res = &mut forever_task => { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_forever_task_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> sync/src/bin/conditional_select.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let mut timer2 = Box::pin(conditional_sleeper(Some(tokio::time::sleep( [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> sync/src/bin/conditional_select.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let mut timer3 = Box::pin(OptionFuture::from(Some(tokio::time::sleep( [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `timer2` [INFO] [stdout] --> sync/src/bin/conditional_select.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let mut timer2 = Box::pin(conditional_sleeper(Some(tokio::time::sleep( [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timer2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `timer3` [INFO] [stdout] --> sync/src/bin/conditional_select.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let mut timer3 = Box::pin(OptionFuture::from(Some(tokio::time::sleep( [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timer3` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> sync/src/bin/conditional_select.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | res = async { timer4.as_mut().expect("has to be Some").await }, if timer4.is_some() => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] [INFO] [stderr] error: could not compile `sync` (bin "select_else" test) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "1e73e0acb941307bb57af33af82316c8059748b08f1bb9ec5d8234324aed89b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e73e0acb941307bb57af33af82316c8059748b08f1bb9ec5d8234324aed89b8", kill_on_drop: false }` [INFO] [stdout] 1e73e0acb941307bb57af33af82316c8059748b08f1bb9ec5d8234324aed89b8