[INFO] fetching crate coerce-rt 0.2.2... [INFO] checking coerce-rt-0.2.2 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate coerce-rt 0.2.2 into /workspace/builds/worker-3-tc2/source [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-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate coerce-rt 0.2.2 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 93 packages to latest compatible versions [INFO] [stderr] Adding env_logger v0.7.1 (available: v0.11.8) [INFO] [stderr] Adding tokio v0.2.25 (available: v1.47.1) [INFO] [stderr] Adding uuid v0.8.2 (available: v1.18.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 99b09a6b9625a5799fde3e40b47b77889820a7441b3d4f4ec601fc79c154e641 [INFO] running `Command { std: "docker" "start" "-a" "99b09a6b9625a5799fde3e40b47b77889820a7441b3d4f4ec601fc79c154e641", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "99b09a6b9625a5799fde3e40b47b77889820a7441b3d4f4ec601fc79c154e641", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "99b09a6b9625a5799fde3e40b47b77889820a7441b3d4f4ec601fc79c154e641", kill_on_drop: false }` [INFO] [stdout] 99b09a6b9625a5799fde3e40b47b77889820a7441b3d4f4ec601fc79c154e641 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6420f18bfb1ab72f803689b1d814637babbe16d7d51a42b85a65d77362c5b5e9 [INFO] running `Command { std: "docker" "start" "-a" "6420f18bfb1ab72f803689b1d814637babbe16d7d51a42b85a65d77362c5b5e9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Checking slab v0.4.11 [INFO] [stderr] Checking regex-syntax v0.8.6 [INFO] [stderr] Compiling serde_json v1.0.143 [INFO] [stderr] Checking cfg-if v1.0.3 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking ryu v1.0.20 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Checking itoa v1.0.15 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking iana-time-zone v0.1.63 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.17.0 [INFO] [stderr] Checking signal-hook-registry v1.4.6 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking chrono v0.4.41 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking regex-automata v0.4.10 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking regex v1.11.2 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling async-trait v0.1.89 [INFO] [stderr] Checking uuid v0.8.2 [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] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 5 - static ref CURRENT_CONTEXT: ActorContext = { ActorContext::new() }; [INFO] [stdout] 5 + static ref CURRENT_CONTEXT: ActorContext = ActorContext::new(); [INFO] [stdout] | [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] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 5 - static ref CURRENT_CONTEXT: ActorContext = { ActorContext::new() }; [INFO] [stdout] 5 + static ref CURRENT_CONTEXT: ActorContext = ActorContext::new(); [INFO] [stdout] | [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] = note: `#[warn(unused_variables)]` on by default [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] = note: `#[warn(unused_variables)]` 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] [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] [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: `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: `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: field `state` is never read [INFO] [stdout] --> src/worker.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Worker [INFO] [stdout] | ------ field in this struct [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: field `state` is never read [INFO] [stdout] --> src/worker.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Worker [INFO] [stdout] | ------ field in this struct [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: `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] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ActorRef` and `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: `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] [INFO] [stdout] warning: unused imports: `ActorRef` and `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` and `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` and `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 `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: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 25 | let _ = actor_ref.stop().await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/test_message.rs:88:16 [INFO] [stdout] | [INFO] [stdout] 88 | .exec(|mut actor| { [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: variable does not need to be mutable [INFO] [stdout] --> tests/test_message.rs:109:16 [INFO] [stdout] | [INFO] [stdout] 109 | .exec(|mut actor| { [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] --> tests/test_message.rs:114:29 [INFO] [stdout] | [INFO] [stdout] 114 | let _ = actor_ref.exec(|mut actor| actor.counter = 2).await; [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] --> tests/test_message.rs:129:32 [INFO] [stdout] | [INFO] [stdout] 129 | .notify_exec(move |mut actor| actor.counter = i) [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `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: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 87 | let _ = actor_ref [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/test_context.rs:21:16 [INFO] [stdout] | [INFO] [stdout] 21 | .exec(|mut actor| { [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: variable does not need to be mutable [INFO] [stdout] --> tests/test_context.rs:40:16 [INFO] [stdout] | [INFO] [stdout] 40 | .exec(|mut actor| { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [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:69:16 [INFO] [stdout] | [INFO] [stdout] 69 | .exec(|mut actor| { [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] --> 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] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.00s [INFO] running `Command { std: "docker" "inspect" "6420f18bfb1ab72f803689b1d814637babbe16d7d51a42b85a65d77362c5b5e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6420f18bfb1ab72f803689b1d814637babbe16d7d51a42b85a65d77362c5b5e9", kill_on_drop: false }` [INFO] [stdout] 6420f18bfb1ab72f803689b1d814637babbe16d7d51a42b85a65d77362c5b5e9