[INFO] cloning repository https://github.com/enochc/hive [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/enochc/hive" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenochc%2Fhive", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenochc%2Fhive'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0973bcc832ae125eb6e9f849757d23e02530c860 [INFO] checking enochc/hive against try#48c9d93cf65d550d124c40108859fd993778c157 for pr-153692-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenochc%2Fhive" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/enochc/hive [INFO] finished tweaking git repo https://github.com/enochc/hive [INFO] tweaked toml for git repo https://github.com/enochc/hive written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/enochc/hive on toolchain 48c9d93cf65d550d124c40108859fd993778c157 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+48c9d93cf65d550d124c40108859fd993778c157" "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" "+48c9d93cf65d550d124c40108859fd993778c157" "generate-lockfile" "--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] Locking 715 packages to latest compatible versions [INFO] [stderr] Adding generic-array v0.14.7 (available: v0.14.9) [INFO] [stderr] Adding jni v0.21.1 (available: v0.22.4) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+48c9d93cf65d550d124c40108859fd993778c157" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: version requirement `1.0.1+spec-1.1.0` for dependency `toml` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+48c9d93cf65d550d124c40108859fd993778c157" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8d2362178db6993e8cbc98142bab8d357d6c66ce9b40faaae15757b3f1a7c805 [INFO] running `Command { std: "docker" "start" "-a" "8d2362178db6993e8cbc98142bab8d357d6c66ce9b40faaae15757b3f1a7c805", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8d2362178db6993e8cbc98142bab8d357d6c66ce9b40faaae15757b3f1a7c805", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d2362178db6993e8cbc98142bab8d357d6c66ce9b40faaae15757b3f1a7c805", kill_on_drop: false }` [INFO] [stdout] 8d2362178db6993e8cbc98142bab8d357d6c66ce9b40faaae15757b3f1a7c805 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+48c9d93cf65d550d124c40108859fd993778c157" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 65142c78c46d6e4582c030edabc02403c359f283ef16a455e31a0f15b90cbd09 [INFO] running `Command { std: "docker" "start" "-a" "65142c78c46d6e4582c030edabc02403c359f283ef16a455e31a0f15b90cbd09", kill_on_drop: false }` [INFO] [stderr] warning: version requirement `1.0.1+spec-1.1.0` for dependency `toml` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion [INFO] [stderr] Compiling proc-macro2 v1.0.106 [INFO] [stderr] Compiling quote v1.0.45 [INFO] [stderr] Compiling unicode-ident v1.0.24 [INFO] [stderr] Compiling libm v0.2.16 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling stable_deref_trait v1.2.1 [INFO] [stderr] Compiling 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nix v0.31.3 [INFO] [stderr] Checking parking_lot v0.12.5 [INFO] [stderr] Checking futures-channel v0.3.32 [INFO] [stderr] Checking mio v1.2.0 [INFO] [stderr] Compiling rowan v0.16.1 [INFO] [stderr] Checking socket2 v0.6.3 [INFO] [stderr] Checking futures-task v0.3.32 [INFO] [stderr] Checking slab v0.4.12 [INFO] [stderr] Compiling getrandom v0.3.4 [INFO] [stderr] Checking bytes v1.11.1 [INFO] [stderr] Checking futures-io v0.3.32 [INFO] [stderr] Compiling ahash v0.8.12 [INFO] [stderr] Checking tracing-core v0.1.36 [INFO] [stderr] Checking iana-time-zone v0.1.65 [INFO] [stderr] Checking local_ipaddress v0.1.3 [INFO] [stderr] Compiling synstructure v0.13.2 [INFO] [stderr] Checking chrono v0.4.44 [INFO] [stderr] Checking ctrlc v3.5.2 [INFO] [stderr] Compiling bytemuck_derive v1.10.2 [INFO] [stderr] Compiling zerofrom-derive v0.1.7 [INFO] [stderr] Compiling yoke-derive v0.8.2 [INFO] [stderr] Compiling zerovec-derive v0.11.3 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] 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[INFO] [stderr] Compiling tracing-attributes v0.1.31 [INFO] [stderr] Compiling yoke v0.8.2 [INFO] [stderr] Compiling lyon_extra v1.1.0 [INFO] [stderr] Checking toml v1.1.2+spec-1.1.0 [INFO] [stderr] Compiling font-types v0.11.3 [INFO] [stderr] Compiling tiny-skia-path v0.12.0 [INFO] [stderr] Compiling rgb v0.8.53 [INFO] [stderr] Compiling rustybuzz v0.20.1 [INFO] [stderr] Compiling zerovec v0.11.6 [INFO] [stderr] Compiling zerotrie v0.2.4 [INFO] [stderr] Compiling read-fonts v0.37.0 [INFO] [stderr] Compiling qoi v0.4.1 [INFO] [stderr] Compiling snafu v0.8.9 [INFO] [stderr] Compiling tiny-skia v0.12.0 [INFO] [stderr] Checking futures-util v0.3.32 [INFO] [stderr] Checking tokio v1.52.3 [INFO] [stderr] Compiling tinystr v0.8.3 [INFO] [stderr] Compiling potential_utf v0.1.5 [INFO] [stderr] Compiling icu_collections v2.2.0 [INFO] [stderr] Checking tracing v0.1.44 [INFO] [stderr] Compiling icu_locale_core v2.2.0 [INFO] [stderr] Compiling strum v0.28.0 [INFO] [stderr] Compiling derive_more v2.1.1 [INFO] [stderr] Compiling icu_provider v2.2.0 [INFO] [stderr] Compiling icu_properties v2.2.0 [INFO] [stderr] Compiling icu_normalizer v2.2.0 [INFO] [stderr] Compiling usvg v0.47.0 [INFO] [stderr] Checking futures-executor v0.3.32 [INFO] [stderr] Compiling idna_adapter v1.2.2 [INFO] [stderr] Checking futures v0.3.32 [INFO] [stderr] Compiling idna v1.1.0 [INFO] [stderr] Compiling url v2.5.8 [INFO] [stderr] Compiling resvg v0.47.0 [INFO] [stderr] Compiling half v2.7.1 [INFO] [stderr] Compiling tiff v0.11.3 [INFO] [stderr] Compiling exr v1.74.0 [INFO] [stderr] Compiling ravif v0.13.0 [INFO] [stderr] Checking tokio-util v0.7.18 [INFO] [stderr] Checking tokio-stream v0.1.18 [INFO] [stderr] Compiling skrifa v0.40.0 [INFO] [stderr] Compiling fontique v0.8.0 [INFO] [stderr] Compiling image v0.25.10 [INFO] [stderr] Compiling swash v0.2.7 [INFO] [stderr] Compiling i-slint-common v1.16.1 [INFO] [stderr] Compiling slint-build v1.16.1 [INFO] [stderr] Compiling hive v0.2.200 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Pointer` and `write` [INFO] [stdout] --> src/property.rs:19:43 [INFO] [stdout] | [INFO] [stdout] 19 | use std::fmt::{Debug, Formatter, Display, write, Pointer}; [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 imports: `BuildHasherDefault` and `Hash` [INFO] [stdout] --> src/property.rs:20:17 [INFO] [stdout] | [INFO] [stdout] 20 | use std::hash::{BuildHasherDefault, Hash, Hasher}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `trace` [INFO] [stdout] --> src/signal.rs:4:22 [INFO] [stdout] | [INFO] [stdout] 4 | use tracing::{debug, trace}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Pointer` and `write` [INFO] [stdout] --> src/property.rs:19:43 [INFO] [stdout] | [INFO] [stdout] 19 | use std::fmt::{Debug, Formatter, Display, write, Pointer}; [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 imports: `BuildHasherDefault` and `Hash` [INFO] [stdout] --> src/property.rs:20:17 [INFO] [stdout] | [INFO] [stdout] 20 | use std::hash::{BuildHasherDefault, Hash, Hasher}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `trace` [INFO] [stdout] --> src/signal.rs:4:22 [INFO] [stdout] | [INFO] [stdout] 4 | use tracing::{debug, trace}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ctrlc::Error` [INFO] [stdout] --> src/hive.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | use ctrlc::Error; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ctrlc::Error` [INFO] [stdout] --> src/hive.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | use ctrlc::Error; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `now` [INFO] [stdout] --> src/property.rs:274:13 [INFO] [stdout] | [INFO] [stdout] 274 | let now: SystemTime = SystemTime::now(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_now` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `now` [INFO] [stdout] --> src/property.rs:274:13 [INFO] [stdout] | [INFO] [stdout] 274 | let now: SystemTime = SystemTime::now(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_now` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `prop_id` [INFO] [stdout] --> src/hive.rs:837:37 [INFO] [stdout] | [INFO] [stdout] 837 | ... let prop_id = p.id; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prop_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `prop_id` [INFO] [stdout] --> src/hive.rs:837:37 [INFO] [stdout] | [INFO] [stdout] 837 | ... let prop_id = p.id; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prop_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `REQUEST_PEERS` is never used [INFO] [stdout] --> src/hive.rs:127:18 [INFO] [stdout] | [INFO] [stdout] 127 | pub(crate) const REQUEST_PEERS: &str = " src/lib.rs:76:59 [INFO] [stdout] | [INFO] [stdout] 76 | pub unsafe extern "C" fn newHive(props: *const c_char) -> Hive { [INFO] [stdout] | ^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct [INFO] [stdout] = note: this struct has unspecified layout [INFO] [stdout] note: the type is defined here [INFO] [stdout] --> src/hive.rs:34:1 [INFO] [stdout] | [INFO] [stdout] 34 | pub struct Hive { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `REQUEST_PEERS` is never used [INFO] [stdout] --> src/hive.rs:127:18 [INFO] [stdout] | [INFO] [stdout] 127 | pub(crate) const REQUEST_PEERS: &str = " src/lib.rs:76:59 [INFO] [stdout] | [INFO] [stdout] 76 | pub unsafe extern "C" fn newHive(props: *const c_char) -> Hive { [INFO] [stdout] | ^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct [INFO] [stdout] = note: this struct has unspecified layout [INFO] [stdout] note: the type is defined here [INFO] [stdout] --> src/hive.rs:34:1 [INFO] [stdout] | [INFO] [stdout] 34 | pub struct Hive { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rc` [INFO] [stdout] --> examples/hive_window.rs:1:15 [INFO] [stdout] | [INFO] [stdout] 1 | use std::rc::{Rc}; [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 imports: `Arc`, `Mutex`, and `Weak` [INFO] [stdout] --> examples/hive_window.rs:2:17 [INFO] [stdout] | [INFO] [stdout] 2 | use std::sync::{Arc, Weak, Mutex}; [INFO] [stdout] | ^^^ ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `AtomicBool` [INFO] [stdout] --> examples/new_thing.rs:2:25 [INFO] [stdout] | [INFO] [stdout] 2 | use std::sync::atomic::{AtomicBool, AtomicI8, Ordering}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> examples/new_thing.rs:74:19 [INFO] [stdout] | [INFO] [stdout] 74 | if(cc.load(Ordering::Relaxed)==4) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 74 - if(cc.load(Ordering::Relaxed)==4) { [INFO] [stdout] 74 + if cc.load(Ordering::Relaxed)==4 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `weak_m1` [INFO] [stdout] --> examples/hive_window.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | let weak_m1 = h.get_weak_property("m1").clone(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_weak_m1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `debug` [INFO] [stdout] --> tests/property_backoff.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use log::{debug, info, LevelFilter}; [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] --> examples/new_thing.rs:61:9 [INFO] [stdout] | [INFO] [stdout] 61 | let mut counter = Arc::new(AtomicI8::new(0)); [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] --> examples/new_thing.rs:65:13 [INFO] [stdout] | [INFO] [stdout] 65 | let mut cc = Arc::clone(&counter); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/new_thing.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | let mut is_setup2 = Arc::clone(&is_setup); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> examples/new_thing.rs:75:26 [INFO] [stdout] | [INFO] [stdout] 75 | let (x, y) = &*is_setup2; [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] [stdout] warning: unused variable: `guardd` [INFO] [stdout] --> examples/new_thing.rs:89:9 [INFO] [stdout] | [INFO] [stdout] 89 | let guardd = y.wait(x.lock().unwrap()).expect("nopeers"); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_guardd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `done` is never used [INFO] [stdout] --> examples/new_thing.rs:29:10 [INFO] [stdout] | [INFO] [stdout] 29 | async fn done() { [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 `doit` is never used [INFO] [stdout] --> examples/new_thing.rs:57:10 [INFO] [stdout] | [INFO] [stdout] 57 | async fn doit(){ [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused unary operation that must be used [INFO] [stdout] --> examples/new_thing.rs:99:5 [INFO] [stdout] | [INFO] [stdout] 99 | *&counter.load( Ordering::Acquire); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the unary operation produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 99 | let _ = *&counter.load( Ordering::Acquire); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `done` [INFO] [stdout] --> tests/streams.rs:224:13 [INFO] [stdout] | [INFO] [stdout] 224 | let done = receiver.next().await; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: you might have meant to pattern match on the similarly named variant `None` [INFO] [stdout] | [INFO] [stdout] 224 - let done = receiver.next().await; [INFO] [stdout] 224 + let std::prelude::v1::None = receiver.next().await; [INFO] [stdout] | [INFO] [stdout] help: if this is intentional, prefix it with an underscore [INFO] [stdout] | [INFO] [stdout] 224 | let _done = receiver.next().await; [INFO] [stdout] | + [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 00s [INFO] running `Command { std: "docker" "inspect" "65142c78c46d6e4582c030edabc02403c359f283ef16a455e31a0f15b90cbd09", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65142c78c46d6e4582c030edabc02403c359f283ef16a455e31a0f15b90cbd09", kill_on_drop: false }` [INFO] [stdout] 65142c78c46d6e4582c030edabc02403c359f283ef16a455e31a0f15b90cbd09