[INFO] fetching crate coerce-rt 0.2.2... [INFO] checking coerce-rt-0.2.2 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] extracting crate coerce-rt 0.2.2 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate coerce-rt 0.2.2 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate coerce-rt 0.2.2 [INFO] finished tweaking crates.io crate coerce-rt 0.2.2 [INFO] tweaked toml for crates.io crate coerce-rt 0.2.2 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 018de76cbee91b29aad33dcf9365c96e26d7418198d75d585ca9706a974277cd [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "018de76cbee91b29aad33dcf9365c96e26d7418198d75d585ca9706a974277cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "018de76cbee91b29aad33dcf9365c96e26d7418198d75d585ca9706a974277cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "018de76cbee91b29aad33dcf9365c96e26d7418198d75d585ca9706a974277cd", kill_on_drop: false }` [INFO] [stdout] 018de76cbee91b29aad33dcf9365c96e26d7418198d75d585ca9706a974277cd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e675aa237570d46fef5800c812d944dcd1e5dcb2e1464a12fb128cef533feac6 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e675aa237570d46fef5800c812d944dcd1e5dcb2e1464a12fb128cef533feac6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking getrandom v0.1.15 [INFO] [stderr] Checking net2 v0.2.35 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking signal-hook-registry v1.2.1 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Compiling serde_derive v1.0.116 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling async-trait v0.1.41 [INFO] [stderr] Checking tokio v0.2.22 [INFO] [stderr] Checking serde v1.0.116 [INFO] [stderr] Checking serde_json v1.0.58 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking coerce-rt v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/actor/context.rs:5:48 [INFO] [stdout] | [INFO] [stdout] 5 | static ref CURRENT_CONTEXT: ActorContext = { ActorContext::new() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> src/actor/context.rs:5:48 [INFO] [stdout] | [INFO] [stdout] 5 | static ref CURRENT_CONTEXT: ActorContext = { ActorContext::new() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/actor/scheduler/mod.rs:130:21 [INFO] [stdout] | [INFO] [stdout] 130 | if let Some(a) = self.actors.remove(&msg.0) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/worker.rs:124:25 [INFO] [stdout] | [INFO] [stdout] 124 | Err(e) => error!(target: "Worker", "error sending msg"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ctx` [INFO] [stdout] --> src/worker.rs:108:59 [INFO] [stdout] | [INFO] [stdout] 108 | async fn handle(&mut self, message: WorkerMessage, ctx: &mut ActorHandlerContext) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/worker.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | for i in 0..count { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `state` [INFO] [stdout] --> src/worker.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | state: W, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/actor/scheduler/mod.rs:130:21 [INFO] [stdout] | [INFO] [stdout] 130 | if let Some(a) = self.actors.remove(&msg.0) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/worker.rs:124:25 [INFO] [stdout] | [INFO] [stdout] 124 | Err(e) => error!(target: "Worker", "error sending msg"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ctx` [INFO] [stdout] --> src/worker.rs:108:59 [INFO] [stdout] | [INFO] [stdout] 108 | async fn handle(&mut self, message: WorkerMessage, ctx: &mut ActorHandlerContext) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/worker.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | for i in 0..count { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `state` [INFO] [stdout] --> src/worker.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | state: W, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `message` [INFO] [stdout] --> tests/test_worker.rs:22:32 [INFO] [stdout] | [INFO] [stdout] 22 | async fn handle(&mut self, message: HeavyTask, ctx: &mut ActorHandlerContext) -> &'static str { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ctx` [INFO] [stdout] --> tests/test_worker.rs:22:52 [INFO] [stdout] | [INFO] [stdout] 22 | async fn handle(&mut self, message: HeavyTask, ctx: &mut ActorHandlerContext) -> &'static str { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ActorRef`, `new_actor` [INFO] [stdout] --> tests/util/mod.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | use coerce_rt::actor::{new_actor, Actor, ActorRef}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ActorRef`, `new_actor` [INFO] [stdout] --> tests/util/mod.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | use coerce_rt::actor::{new_actor, Actor, ActorRef}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ActorRef`, `new_actor` [INFO] [stdout] --> tests/util/mod.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | use coerce_rt::actor::{new_actor, Actor, ActorRef}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ActorRef`, `new_actor` [INFO] [stdout] --> tests/util/mod.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | use coerce_rt::actor::{new_actor, Actor, ActorRef}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stop` [INFO] [stdout] --> tests/test_context.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | let stop = actor_ref.stop().await; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_stop` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/test_context.rs:76:9 [INFO] [stdout] | [INFO] [stdout] 76 | let mut actor = ctx.get_tracked_actor::(actor_ref.id).await; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> tests/test_message.rs:87:5 [INFO] [stdout] | [INFO] [stdout] 87 | / actor_ref [INFO] [stdout] 88 | | .exec(|mut actor| { [INFO] [stdout] 89 | | actor.status = Some(TestActorStatus::Active); [INFO] [stdout] 90 | | }) [INFO] [stdout] 91 | | .await; [INFO] [stdout] | |_______________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> tests/test_lifecycle.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | actor_ref.stop().await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 40.30s [INFO] running `Command { std: "docker" "inspect" "e675aa237570d46fef5800c812d944dcd1e5dcb2e1464a12fb128cef533feac6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e675aa237570d46fef5800c812d944dcd1e5dcb2e1464a12fb128cef533feac6", kill_on_drop: false }` [INFO] [stdout] e675aa237570d46fef5800c812d944dcd1e5dcb2e1464a12fb128cef533feac6