[INFO] cloning repository https://github.com/jsam/akktor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jsam/akktor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsam%2Fakktor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsam%2Fakktor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a517d04daef670fb011763e9fbd2c7ce6db4da4
[INFO] testing jsam/akktor against nightly-2025-01-18+rustflags=-Zrandomize-layout for randomize-layout-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsam%2Fakktor" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jsam/akktor on toolchain nightly-2025-01-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jsam/akktor
[INFO] finished tweaking git repo https://github.com/jsam/akktor
[INFO] tweaked toml for git repo https://github.com/jsam/akktor written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jsam/akktor 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" "+nightly-2025-01-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef5d290dd0c4134928782759c8b6a41feba22fae4f0b29c8b3b235181bfdb86c
[INFO] running `Command { std: "docker" "start" "-a" "ef5d290dd0c4134928782759c8b6a41feba22fae4f0b29c8b3b235181bfdb86c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef5d290dd0c4134928782759c8b6a41feba22fae4f0b29c8b3b235181bfdb86c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef5d290dd0c4134928782759c8b6a41feba22fae4f0b29c8b3b235181bfdb86c", kill_on_drop: false }`
[INFO] [stdout] ef5d290dd0c4134928782759c8b6a41feba22fae4f0b29c8b3b235181bfdb86c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6975530a4a9572511cae74dea4b0a9f8b7a285cd49f48ebd3e23e6d3149d929
[INFO] running `Command { std: "docker" "start" "-a" "a6975530a4a9572511cae74dea4b0a9f8b7a285cd49f48ebd3e23e6d3149d929", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling tokio v1.28.2
[INFO] [stderr]    Compiling syn v2.0.22
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling akktor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Identifiable`
[INFO] [stdout]  --> src/echo.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{actor::{ActorProcess, Identifiable}, message::Message, context::Context};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DerefMut` and `Deref`
[INFO] [stdout]  --> src/registry.rs:1:39
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, ops::{DerefMut, Deref}, sync::{Arc, Mutex}};
[INFO] [stdout]   |                                       ^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/echo.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn process(&self, ctx: &mut Context<Self>, message: Message) {
[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 variable: `message`
[INFO] [stdout]   --> src/echo.rs:18:48
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn process(&self, ctx: &mut Context<Self>, message: Message) {
[INFO] [stdout]    |                                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/registry.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut data = self.data.lock().unwrap();
[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: method `id` is never used
[INFO] [stdout]  --> src/actor.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub trait Identifiable {
[INFO] [stdout]   |           ------------ method in this trait
[INFO] [stdout] 6 |     fn id(&self) -> usize;
[INFO] [stdout]   |        ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `run_loop` is never used
[INFO] [stdout]   --> src/actor.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub trait ActorLoop<T>
[INFO] [stdout]    |           --------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn run_loop(&mut self, process: T);
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `COUNTER` is never used
[INFO] [stdout]  --> src/context.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | static COUNTER: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `rt` and `registry` are never read
[INFO] [stdout]   --> src/context.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Context<T: ActorProcess> {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 10 |     id: usize,
[INFO] [stdout] 11 |     rt: Arc<Runtime>,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 12 |     registry: Arc<Registry>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/context.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<T: ActorProcess> Context<T> {
[INFO] [stdout]    | -------------------------------- associated function in this implementation
[INFO] [stdout] 19 |     pub fn new(rt: Arc<Runtime>, registry: Arc<Registry>, receiver: mpsc::Receiver<Message>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]  --> src/echo.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct EchoActor {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 6 |     id: usize,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/echo.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl EchoActor {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 10 |     pub fn new(addr: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Supervisor` is never constructed
[INFO] [stdout]  --> src/supervisor.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Supervisor {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `run`, and `spawn` are never used
[INFO] [stdout]   --> src/supervisor.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Supervisor {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 14 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn run(&self) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn spawn<A: ActorProcess>(&self, actor: A)
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Start`, `Stop`, `Payload`, `Ping`, and `Pong` are never constructed
[INFO] [stdout]  --> src/message.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Message {
[INFO] [stdout]   |          ------- variants in this enum
[INFO] [stdout] 4 |     Start,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 5 |     Stop,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 6 |     Payload(usize, u8),  // (sender name, payload)
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 7 |     Ping,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     Pong,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]  --> src/registry.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Registry {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 9 |     data: Arc<Mutex<HashMap<usize, Box<mpsc::Sender<Message>>>>>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `register`, and `get` are never used
[INFO] [stdout]   --> src/registry.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Registry {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 13 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn register(&self, addr: usize, sender: Box<mpsc::Sender<Message>>){
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn get(&self, addr: &usize) -> Option<Box<mpsc::Sender<Message>>> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.41s
[INFO] running `Command { std: "docker" "inspect" "a6975530a4a9572511cae74dea4b0a9f8b7a285cd49f48ebd3e23e6d3149d929", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6975530a4a9572511cae74dea4b0a9f8b7a285cd49f48ebd3e23e6d3149d929", kill_on_drop: false }`
[INFO] [stdout] a6975530a4a9572511cae74dea4b0a9f8b7a285cd49f48ebd3e23e6d3149d929
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 522fcb3b32e8e71773b1f35af0a83fc28c7568a6502bb467bfe58ee579ae2c4d
[INFO] running `Command { std: "docker" "start" "-a" "522fcb3b32e8e71773b1f35af0a83fc28c7568a6502bb467bfe58ee579ae2c4d", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `Identifiable`
[INFO] [stdout]  --> src/echo.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{actor::{ActorProcess, Identifiable}, message::Message, context::Context};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DerefMut` and `Deref`
[INFO] [stdout]  --> src/registry.rs:1:39
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, ops::{DerefMut, Deref}, sync::{Arc, Mutex}};
[INFO] [stdout]   |                                       ^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/echo.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn process(&self, ctx: &mut Context<Self>, message: Message) {
[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 variable: `message`
[INFO] [stdout]   --> src/echo.rs:18:48
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn process(&self, ctx: &mut Context<Self>, message: Message) {
[INFO] [stdout]    |                                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/registry.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut data = self.data.lock().unwrap();
[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: method `id` is never used
[INFO] [stdout]  --> src/actor.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub trait Identifiable {
[INFO] [stdout]   |           ------------ method in this trait
[INFO] [stdout] 6 |     fn id(&self) -> usize;
[INFO] [stdout]   |        ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling akktor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `run_loop` is never used
[INFO] [stdout]   --> src/actor.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub trait ActorLoop<T>
[INFO] [stdout]    |           --------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn run_loop(&mut self, process: T);
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `COUNTER` is never used
[INFO] [stdout]  --> src/context.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | static COUNTER: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `rt` and `registry` are never read
[INFO] [stdout]   --> src/context.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Context<T: ActorProcess> {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 10 |     id: usize,
[INFO] [stdout] 11 |     rt: Arc<Runtime>,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 12 |     registry: Arc<Registry>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/context.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<T: ActorProcess> Context<T> {
[INFO] [stdout]    | -------------------------------- associated function in this implementation
[INFO] [stdout] 19 |     pub fn new(rt: Arc<Runtime>, registry: Arc<Registry>, receiver: mpsc::Receiver<Message>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]  --> src/echo.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct EchoActor {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 6 |     id: usize,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/echo.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl EchoActor {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 10 |     pub fn new(addr: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Supervisor` is never constructed
[INFO] [stdout]  --> src/supervisor.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Supervisor {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `run`, and `spawn` are never used
[INFO] [stdout]   --> src/supervisor.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Supervisor {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 14 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn run(&self) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn spawn<A: ActorProcess>(&self, actor: A)
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Start`, `Stop`, `Payload`, `Ping`, and `Pong` are never constructed
[INFO] [stdout]  --> src/message.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Message {
[INFO] [stdout]   |          ------- variants in this enum
[INFO] [stdout] 4 |     Start,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 5 |     Stop,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 6 |     Payload(usize, u8),  // (sender name, payload)
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 7 |     Ping,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     Pong,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]  --> src/registry.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Registry {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 9 |     data: Arc<Mutex<HashMap<usize, Box<mpsc::Sender<Message>>>>>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `register`, and `get` are never used
[INFO] [stdout]   --> src/registry.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Registry {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 13 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn register(&self, addr: usize, sender: Box<mpsc::Sender<Message>>){
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn get(&self, addr: &usize) -> Option<Box<mpsc::Sender<Message>>> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Identifiable`
[INFO] [stdout]  --> src/echo.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{actor::{ActorProcess, Identifiable}, message::Message, context::Context};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DerefMut` and `Deref`
[INFO] [stdout]  --> src/registry.rs:1:39
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, ops::{DerefMut, Deref}, sync::{Arc, Mutex}};
[INFO] [stdout]   |                                       ^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/echo.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn process(&self, ctx: &mut Context<Self>, message: Message) {
[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 variable: `message`
[INFO] [stdout]   --> src/echo.rs:18:48
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn process(&self, ctx: &mut Context<Self>, message: Message) {
[INFO] [stdout]    |                                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/registry.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut data = self.data.lock().unwrap();
[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: fields `rt` and `registry` are never read
[INFO] [stdout]   --> src/context.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Context<T: ActorProcess> {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 10 |     id: usize,
[INFO] [stdout] 11 |     rt: Arc<Runtime>,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 12 |     registry: Arc<Registry>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]  --> src/echo.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct EchoActor {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 6 |     id: usize,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `run` is never used
[INFO] [stdout]   --> src/supervisor.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Supervisor {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn run(&self) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]  --> src/message.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Payload(usize, u8),  // (sender name, payload)
[INFO] [stdout]   |     ------- ^^^^^  ^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Payload((), ()),  // (sender name, payload)
[INFO] [stdout]   |             ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Start`, `Stop`, `Ping`, and `Pong` are never constructed
[INFO] [stdout]  --> src/message.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Message {
[INFO] [stdout]   |          ------- variants in this enum
[INFO] [stdout] 4 |     Start,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 5 |     Stop,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 6 |     Payload(usize, u8),  // (sender name, payload)
[INFO] [stdout] 7 |     Ping,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     Pong,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/supervisor.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 | /             sender.send(
[INFO] [stdout] 68 | |                 Message::Payload(2, 1)
[INFO] [stdout] 69 | |             ).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] 67 |             let _ = sender.send(
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "522fcb3b32e8e71773b1f35af0a83fc28c7568a6502bb467bfe58ee579ae2c4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "522fcb3b32e8e71773b1f35af0a83fc28c7568a6502bb467bfe58ee579ae2c4d", kill_on_drop: false }`
[INFO] [stdout] 522fcb3b32e8e71773b1f35af0a83fc28c7568a6502bb467bfe58ee579ae2c4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c27667af2c0361ac8c86419f1bae2b6124432ba2471c61a0f36aeed756787ec3
[INFO] running `Command { std: "docker" "start" "-a" "c27667af2c0361ac8c86419f1bae2b6124432ba2471c61a0f36aeed756787ec3", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Identifiable`
[INFO] [stderr]  --> src/echo.rs:1:35
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::{actor::{ActorProcess, Identifiable}, message::Message, context::Context};
[INFO] [stderr]   |                                   ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DerefMut` and `Deref`
[INFO] [stderr]  --> src/registry.rs:1:39
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{collections::HashMap, ops::{DerefMut, Deref}, sync::{Arc, Mutex}};
[INFO] [stderr]   |                                       ^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/echo.rs:18:23
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn process(&self, ctx: &mut Context<Self>, message: Message) {
[INFO] [stderr]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `message`
[INFO] [stderr]   --> src/echo.rs:18:48
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn process(&self, ctx: &mut Context<Self>, message: Message) {
[INFO] [stderr]    |                                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/registry.rs:25:13
[INFO] [stderr]    |
[INFO] [stderr] 25 |         let mut data = self.data.lock().unwrap();
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `id` is never used
[INFO] [stderr]  --> src/actor.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub trait Identifiable {
[INFO] [stderr]   |           ------------ method in this trait
[INFO] [stderr] 6 |     fn id(&self) -> usize;
[INFO] [stderr]   |        ^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `run_loop` is never used
[INFO] [stderr]   --> src/actor.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub trait ActorLoop<T>
[INFO] [stderr]    |           --------- method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 19 |     fn run_loop(&mut self, process: T);
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static `COUNTER` is never used
[INFO] [stderr]  --> src/context.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | static COUNTER: AtomicUsize = AtomicUsize::new(0);
[INFO] [stderr]   |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `rt` and `registry` are never read
[INFO] [stderr]   --> src/context.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 9  | pub struct Context<T: ActorProcess> {
[INFO] [stderr]    |            ------- fields in this struct
[INFO] [stderr] 10 |     id: usize,
[INFO] [stderr] 11 |     rt: Arc<Runtime>,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 12 |     registry: Arc<Registry>,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/context.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 18 | impl<T: ActorProcess> Context<T> {
[INFO] [stderr]    | -------------------------------- associated function in this implementation
[INFO] [stderr] 19 |     pub fn new(rt: Arc<Runtime>, registry: Arc<Registry>, receiver: mpsc::Receiver<Message>) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `id` is never read
[INFO] [stderr]  --> src/echo.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct EchoActor {
[INFO] [stderr]   |            --------- field in this struct
[INFO] [stderr] 6 |     id: usize,
[INFO] [stderr]   |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/echo.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 9  | impl EchoActor {
[INFO] [stderr]    | -------------- associated function in this implementation
[INFO] [stderr] 10 |     pub fn new(addr: usize) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Supervisor` is never constructed
[INFO] [stderr]  --> src/supervisor.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct Supervisor {
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `run`, and `spawn` are never used
[INFO] [stderr]   --> src/supervisor.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl Supervisor {
[INFO] [stderr]    | --------------- associated items in this implementation
[INFO] [stderr] 14 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 21 |     pub fn run(&self) {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 29 |     pub fn spawn<A: ActorProcess>(&self, actor: A)
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Start`, `Stop`, `Payload`, `Ping`, and `Pong` are never constructed
[INFO] [stderr]  --> src/message.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub enum Message {
[INFO] [stderr]   |          ------- variants in this enum
[INFO] [stderr] 4 |     Start,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 5 |     Stop,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 6 |     Payload(usize, u8),  // (sender name, payload)
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 7 |     Ping,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 8 |     Pong,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `data` is never read
[INFO] [stderr]  --> src/registry.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct Registry {
[INFO] [stderr]   |            -------- field in this struct
[INFO] [stderr] 9 |     data: Arc<Mutex<HashMap<usize, Box<mpsc::Sender<Message>>>>>,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `register`, and `get` are never used
[INFO] [stderr]   --> src/registry.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl Registry {
[INFO] [stderr]    | ------------- associated items in this implementation
[INFO] [stderr] 13 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 19 |     pub fn register(&self, addr: usize, sender: Box<mpsc::Sender<Message>>){
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 24 |     pub fn get(&self, addr: &usize) -> Option<Box<mpsc::Sender<Message>>> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `rt` and `registry` are never read
[INFO] [stderr]   --> src/context.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 9  | pub struct Context<T: ActorProcess> {
[INFO] [stderr]    |            ------- fields in this struct
[INFO] [stderr] 10 |     id: usize,
[INFO] [stderr] 11 |     rt: Arc<Runtime>,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 12 |     registry: Arc<Registry>,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `run` is never used
[INFO] [stderr]   --> src/supervisor.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl Supervisor {
[INFO] [stderr]    | --------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 21 |     pub fn run(&self) {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]  --> src/message.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 |     Payload(usize, u8),  // (sender name, payload)
[INFO] [stderr]   |     ------- ^^^^^  ^^
[INFO] [stderr]   |     |
[INFO] [stderr]   |     fields in this variant
[INFO] [stderr]   |
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]   |
[INFO] [stderr] 6 |     Payload((), ()),  // (sender name, payload)
[INFO] [stderr]   |             ~~  ~~
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Start`, `Stop`, `Ping`, and `Pong` are never constructed
[INFO] [stderr]  --> src/message.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub enum Message {
[INFO] [stderr]   |          ------- variants in this enum
[INFO] [stderr] 4 |     Start,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 5 |     Stop,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 6 |     Payload(usize, u8),  // (sender name, payload)
[INFO] [stderr] 7 |     Ping,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 8 |     Pong,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/supervisor.rs:67:13
[INFO] [stderr]    |
[INFO] [stderr] 67 | /             sender.send(
[INFO] [stderr] 68 | |                 Message::Payload(2, 1)
[INFO] [stderr] 69 | |             ).await;
[INFO] [stderr]    | |___________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 67 |             let _ = sender.send(
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `akktor` (lib) generated 17 warnings (run `cargo fix --lib -p akktor` to apply 3 suggestions)
[INFO] [stderr] warning: `akktor` (lib test) generated 11 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/akktor-ad3fd003429a72c6)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test supervisor::tests::test_supervisor ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- supervisor::tests::test_supervisor stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'supervisor::tests::test_supervisor' panicked at src/supervisor.rs:64:50:
[INFO] [stdout] called `Option::unwrap()` on a `None` value
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x620726eca88a - std::backtrace_rs::backtrace::libunwind::trace::hb059275cfc8d6126
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x620726eca88a - std::backtrace_rs::backtrace::trace_unsynchronized::h2da071e4327ce3ee
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x620726eca88a - std::sys::backtrace::_print_fmt::h842a1474e6f8d23f
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x620726eca88a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h71a62eb3b9696b12
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x620726ef2413 - core::fmt::rt::Argument::fmt::hdb6b616786b41dc1
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x620726ef2413 - core::fmt::write::h2cc1698af7e2d686
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/fmt/mod.rs:1440:21
[INFO] [stdout]    6:     0x620726ec70d3 - std::io::Write::write_fmt::hab1b4cd059a79022
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/io/mod.rs:1887:15
[INFO] [stdout]    7:     0x620726eca6d2 - std::sys::backtrace::BacktraceLock::print::h147fe35b4ea13b08
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x620726ecbcaf - std::panicking::default_hook::{{closure}}::hbd44223dbdc0d208
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:298:22
[INFO] [stdout]    9:     0x620726ecbac8 - std::panicking::default_hook::h20f81eb0576efcec
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:322:9
[INFO] [stdout]   10:     0x620726dec583 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hdb53814c496a4d34
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2027:9
[INFO] [stdout]   11:     0x620726dec583 - test::test_main::{{closure}}::hc0a4963c59427c24
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x620726ecc7a3 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h591b2225413a77e9
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2027:9
[INFO] [stdout]   13:     0x620726ecc7a3 - std::panicking::rust_panic_with_hook::h625eea43051b2edc
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:839:13
[INFO] [stdout]   14:     0x620726ecc426 - std::panicking::begin_panic_handler::{{closure}}::h4f9159cfbc3f6bd3
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:697:13
[INFO] [stdout]   15:     0x620726ecad89 - std::sys::backtrace::__rust_end_short_backtrace::h0390abce48353151
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   16:     0x620726ecc0ed - rust_begin_unwind
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:695:5
[INFO] [stdout]   17:     0x620726ef0df0 - core::panicking::panic_fmt::h9e7c637e9e5f29c9
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panicking.rs:75:14
[INFO] [stdout]   18:     0x620726ef0e7c - core::panicking::panic::haa3255ea20181a33
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panicking.rs:145:5
[INFO] [stdout]   19:     0x620726ef0d69 - core::option::unwrap_failed::h5e50c20db1c9e8f1
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/option.rs:2015:5
[INFO] [stdout]   20:     0x620726dab3c8 - core::option::Option<T>::unwrap::h6de9d0fabfc64bc0
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/option.rs:978:21
[INFO] [stdout]   21:     0x620726dab3c8 - akktor::supervisor::tests::test_supervisor::h1b3bd6b3463ce2a7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/supervisor.rs:64:22
[INFO] [stdout]   22:     0x620726dab2e7 - akktor::supervisor::tests::test_supervisor::{{closure}}::hceeef466aa679c79
[INFO] [stdout]                                at /opt/rustwide/workdir/src/supervisor.rs:58:25
[INFO] [stdout]   23:     0x620726da0636 - core::ops::function::FnOnce::call_once::hebdff8cc62e0e78e
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x620726df1cdb - core::ops::function::FnOnce::call_once::he27718dfdd183f43
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x620726df1cdb - test::__rust_begin_short_backtrace::h4e84902998457a5d
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:632:18
[INFO] [stdout]   26:     0x620726df0c13 - test::run_test_in_process::{{closure}}::h7176fd18fc1feca0
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:655:60
[INFO] [stdout]   27:     0x620726df0c13 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hf79cff2a624d8cf7
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x620726df0c13 - std::panicking::try::do_call::h3da0561d9ab99c25
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:587:40
[INFO] [stdout]   29:     0x620726df0c13 - std::panicking::try::h41c9fa508bc61df6
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:550:19
[INFO] [stdout]   30:     0x620726df0c13 - std::panic::catch_unwind::h6b3ff07bb5afad93
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panic.rs:358:14
[INFO] [stdout]   31:     0x620726df0c13 - test::run_test_in_process::hc7253dd11b39b9f4
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:655:27
[INFO] [stdout]   32:     0x620726df0c13 - test::run_test::{{closure}}::hfb2007f8649c30bb
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:576:43
[INFO] [stdout]   33:     0x620726db3cf5 - test::run_test::{{closure}}::h56a17aa7a282a9f4
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:606:41
[INFO] [stdout]   34:     0x620726db3cf5 - std::sys::backtrace::__rust_begin_short_backtrace::hd2d2d2fb8e8c6aac
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   35:     0x620726db75da - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h4faa3f9db6133423
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x620726db75da - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hf2e855a36a4ea846
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x620726db75da - std::panicking::try::do_call::h2f73af3616c35465
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:587:40
[INFO] [stdout]   38:     0x620726db75da - std::panicking::try::hd1660ce9efadef5a
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:550:19
[INFO] [stdout]   39:     0x620726db75da - std::panic::catch_unwind::h5ee8d7823b8ca744
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panic.rs:358:14
[INFO] [stdout]   40:     0x620726db75da - std::thread::Builder::spawn_unchecked_::{{closure}}::h53c3a1894dce8407
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x620726db75da - core::ops::function::FnOnce::call_once{{vtable.shim}}::h048ce291ad4f62bf
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x620726ed096b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::ha52bedf99a3b4981
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2013:9
[INFO] [stdout]   43:     0x620726ed096b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h567748934d80ccf8
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2013:9
[INFO] [stdout]   44:     0x620726ed096b - std::sys::pal::unix::thread::Thread::new::thread_start::h2d970728ae887adc
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/pal/unix/thread.rs:106:17
[INFO] [stdout]   45:     0x78f671e14ac3 - <unknown>
[INFO] [stdout]   46:     0x78f671ea5a04 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     supervisor::tests::test_supervisor
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "c27667af2c0361ac8c86419f1bae2b6124432ba2471c61a0f36aeed756787ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c27667af2c0361ac8c86419f1bae2b6124432ba2471c61a0f36aeed756787ec3", kill_on_drop: false }`
[INFO] [stdout] c27667af2c0361ac8c86419f1bae2b6124432ba2471c61a0f36aeed756787ec3
