[INFO] cloning repository https://github.com/ATOMLubover/lasync
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ATOMLubover/lasync" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FATOMLubover%2Flasync", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FATOMLubover%2Flasync'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e5c29fa16e6a9cc96c8721bf3179e99eabe7b06
[INFO] testing ATOMLubover/lasync against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FATOMLubover%2Flasync" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ATOMLubover/lasync
[INFO] finished tweaking git repo https://github.com/ATOMLubover/lasync
[INFO] tweaked toml for git repo https://github.com/ATOMLubover/lasync written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ATOMLubover/lasync on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ATOMLubover/lasync 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" "+1ef7943ee607160a564655b6596f83670ef95df5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af85bf0e6198f1f42b5673bd215c6dc248520888a97521996b4ce2bb3101913d
[INFO] running `Command { std: "docker" "start" "-a" "af85bf0e6198f1f42b5673bd215c6dc248520888a97521996b4ce2bb3101913d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af85bf0e6198f1f42b5673bd215c6dc248520888a97521996b4ce2bb3101913d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af85bf0e6198f1f42b5673bd215c6dc248520888a97521996b4ce2bb3101913d", kill_on_drop: false }`
[INFO] [stdout] af85bf0e6198f1f42b5673bd215c6dc248520888a97521996b4ce2bb3101913d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a988a3956ef26a6d8edbe3ac15978c4ab45ec9b27fc11ab893bbb39f04a3039
[INFO] running `Command { std: "docker" "start" "-a" "8a988a3956ef26a6d8edbe3ac15978c4ab45ec9b27fc11ab893bbb39f04a3039", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling mio v1.1.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling lasync v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ops::Add`
[INFO] [stdout]  --> src/time.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     ops::Add,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `time::Duration`
[INFO] [stdout]  --> src/executor.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     time::Duration,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]  --> src/api.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::time::Instant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RawWaker`
[INFO] [stdout]  --> src/runtime.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 |     task::{Context, RawWaker},
[INFO] [stdout]   |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `SHUTDOWN`, `make_shutdown`, `is_shutdown`, and `compare_exchange` are never used
[INFO] [stdout]    --> src/time.rs:139:15
[INFO] [stdout]     |
[INFO] [stdout] 137 | impl DriverStatus {
[INFO] [stdout]     | ----------------- associated items in this implementation
[INFO] [stdout] 138 |     pub const RUNNING: u32 = 0b0001;
[INFO] [stdout] 139 |     pub const SHUTDOWN: u32 = 0b0010;
[INFO] [stdout]     |               ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 149 |     pub fn make_shutdown(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 153 |     pub fn is_shutdown(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 157 |     pub fn compare_exchange(&self, cur: u32, new: u32) -> Result<u32, u32> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `driver_status` and `thread_handle` are never read
[INFO] [stdout]    --> src/time.rs:177:5
[INFO] [stdout]     |
[INFO] [stdout] 175 | pub struct TimeHandle {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] 176 |     time_sender: Sender<TimeMessage>,
[INFO] [stdout] 177 |     driver_status: Arc<DriverStatus>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 178 |     driver_waker: Arc<mio::Waker>,
[INFO] [stdout] 179 |     thread_handle: Mutex<Option<JoinHandle<()>>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `shutdown` is never used
[INFO] [stdout]    --> src/time.rs:196:12
[INFO] [stdout]     |
[INFO] [stdout] 182 | impl TimeHandle {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 196 |     pub fn shutdown(self) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `waker` is never read
[INFO] [stdout]    --> src/time.rs:216:5
[INFO] [stdout]     |
[INFO] [stdout] 211 | struct TimeDriver {
[INFO] [stdout]     |        ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 216 |     waker: Arc<mio::Waker>,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `MAX_TIMEOUT`, `waker`, and `unregister_timer` are never used
[INFO] [stdout]    --> src/time.rs:229:11
[INFO] [stdout]     |
[INFO] [stdout] 226 | impl TimeDriver {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 229 |     const MAX_TIMEOUT: Duration = Duration::from_millis(100);
[INFO] [stdout]     |           ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 266 |     fn waker(&self) -> &mio::Waker {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 335 |     fn unregister_timer(&mut self, token: clock::Token) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `IDLE`, `PARKED`, `is_parked`, and `make_parked` are never used
[INFO] [stdout]   --> src/executor.rs:22:11
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl ExecutorState {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 22 |     const IDLE: u32 = 0;
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 23 |     const PARKED: u32 = 1 << 31;
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub fn is_parked(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn make_parked(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `thread_handle` is never read
[INFO] [stdout]   --> src/executor.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub struct ExecutorHandleInner {
[INFO] [stdout]    |            ------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 64 |     thread_handle: Mutex<JoinHandle<()>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `runtime` and `executor_id` are never read
[INFO] [stdout]    --> src/executor.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | struct Executor {
[INFO] [stdout]     |        -------- fields in this struct
[INFO] [stdout] 101 |     runtime: RuntimeHandle,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 102 |     executor_id: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `EXECUTOR_MESSAGE_CAPACITY`, `steal_task`, and `try_park` are never used
[INFO] [stdout]    --> src/executor.rs:108:11
[INFO] [stdout]     |
[INFO] [stdout] 107 | impl Executor {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 108 |     const EXECUTOR_MESSAGE_CAPACITY: usize = 256;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 168 |     fn steal_task() -> Option<Arc<Task>> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     fn try_park() -> Arc<Task> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `RUNNING`, `compare_and_swap`, `make_completed`, and `make_aborted` are never used
[INFO] [stdout]   --> src/task.rs:71:15
[INFO] [stdout]    |
[INFO] [stdout] 69 | impl TaskState {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 70 |     pub const IDLE: u32 = 0b0001;
[INFO] [stdout] 71 |     pub const RUNNING: u32 = 0b0010;
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     fn compare_and_swap(&self, cur: u32, new: u32) -> Result<u32, u32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 |     fn make_completed(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 96 |     fn make_aborted(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `initialize` and `peek_executors` are never used
[INFO] [stdout]    --> src/runtime.rs:104:19
[INFO] [stdout]     |
[INFO] [stdout]  41 | impl RuntimeHandleInner {
[INFO] [stdout]     | ----------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 104 |     pub(crate) fn initialize() {
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub(crate) fn peek_executors(&self, index: usize) -> ExecutorHandle {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.43s
[INFO] running `Command { std: "docker" "inspect" "8a988a3956ef26a6d8edbe3ac15978c4ab45ec9b27fc11ab893bbb39f04a3039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a988a3956ef26a6d8edbe3ac15978c4ab45ec9b27fc11ab893bbb39f04a3039", kill_on_drop: false }`
[INFO] [stdout] 8a988a3956ef26a6d8edbe3ac15978c4ab45ec9b27fc11ab893bbb39f04a3039
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d8cab923b0e4916c6cd02fd0e672728590fd22d67a3aeb3f24eb79bdfad4cf1
[INFO] running `Command { std: "docker" "start" "-a" "5d8cab923b0e4916c6cd02fd0e672728590fd22d67a3aeb3f24eb79bdfad4cf1", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `ops::Add`
[INFO] [stdout]  --> src/time.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     ops::Add,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `time::Duration`
[INFO] [stdout]  --> src/executor.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     time::Duration,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]  --> src/api.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::time::Instant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RawWaker`
[INFO] [stdout]  --> src/runtime.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 |     task::{Context, RawWaker},
[INFO] [stdout]   |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `SHUTDOWN`, `make_shutdown`, `is_shutdown`, and `compare_exchange` are never used
[INFO] [stdout]    --> src/time.rs:139:15
[INFO] [stdout]     |
[INFO] [stdout] 137 | impl DriverStatus {
[INFO] [stdout]     | ----------------- associated items in this implementation
[INFO] [stdout] 138 |     pub const RUNNING: u32 = 0b0001;
[INFO] [stdout] 139 |     pub const SHUTDOWN: u32 = 0b0010;
[INFO] [stdout]     |               ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 149 |     pub fn make_shutdown(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 153 |     pub fn is_shutdown(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 157 |     pub fn compare_exchange(&self, cur: u32, new: u32) -> Result<u32, u32> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `driver_status` and `thread_handle` are never read
[INFO] [stdout]    --> src/time.rs:177:5
[INFO] [stdout]     |
[INFO] [stdout] 175 | pub struct TimeHandle {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] 176 |     time_sender: Sender<TimeMessage>,
[INFO] [stdout] 177 |     driver_status: Arc<DriverStatus>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 178 |     driver_waker: Arc<mio::Waker>,
[INFO] [stdout] 179 |     thread_handle: Mutex<Option<JoinHandle<()>>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `shutdown` is never used
[INFO] [stdout]    --> src/time.rs:196:12
[INFO] [stdout]     |
[INFO] [stdout] 182 | impl TimeHandle {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 196 |     pub fn shutdown(self) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `waker` is never read
[INFO] [stdout]    --> src/time.rs:216:5
[INFO] [stdout]     |
[INFO] [stdout] 211 | struct TimeDriver {
[INFO] [stdout]     |        ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 216 |     waker: Arc<mio::Waker>,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `MAX_TIMEOUT`, `waker`, and `unregister_timer` are never used
[INFO] [stdout]    --> src/time.rs:229:11
[INFO] [stdout]     |
[INFO] [stdout] 226 | impl TimeDriver {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 229 |     const MAX_TIMEOUT: Duration = Duration::from_millis(100);
[INFO] [stdout]     |           ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 266 |     fn waker(&self) -> &mio::Waker {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 335 |     fn unregister_timer(&mut self, token: clock::Token) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `IDLE`, `PARKED`, `is_parked`, and `make_parked` are never used
[INFO] [stdout]   --> src/executor.rs:22:11
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl ExecutorState {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 22 |     const IDLE: u32 = 0;
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 23 |     const PARKED: u32 = 1 << 31;
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub fn is_parked(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn make_parked(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `thread_handle` is never read
[INFO] [stdout]   --> src/executor.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub struct ExecutorHandleInner {
[INFO] [stdout]    |            ------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 64 |     thread_handle: Mutex<JoinHandle<()>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `runtime` and `executor_id` are never read
[INFO] [stdout]    --> src/executor.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | struct Executor {
[INFO] [stdout]     |        -------- fields in this struct
[INFO] [stdout] 101 |     runtime: RuntimeHandle,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 102 |     executor_id: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `EXECUTOR_MESSAGE_CAPACITY`, `steal_task`, and `try_park` are never used
[INFO] [stdout]    --> src/executor.rs:108:11
[INFO] [stdout]     |
[INFO] [stdout] 107 | impl Executor {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 108 |     const EXECUTOR_MESSAGE_CAPACITY: usize = 256;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 168 |     fn steal_task() -> Option<Arc<Task>> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     fn try_park() -> Arc<Task> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lasync v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated items `RUNNING`, `compare_and_swap`, `make_completed`, and `make_aborted` are never used
[INFO] [stdout]   --> src/task.rs:71:15
[INFO] [stdout]    |
[INFO] [stdout] 69 | impl TaskState {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 70 |     pub const IDLE: u32 = 0b0001;
[INFO] [stdout] 71 |     pub const RUNNING: u32 = 0b0010;
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     fn compare_and_swap(&self, cur: u32, new: u32) -> Result<u32, u32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 |     fn make_completed(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 96 |     fn make_aborted(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `initialize` and `peek_executors` are never used
[INFO] [stdout]    --> src/runtime.rs:104:19
[INFO] [stdout]     |
[INFO] [stdout]  41 | impl RuntimeHandleInner {
[INFO] [stdout]     | ----------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 104 |     pub(crate) fn initialize() {
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub(crate) fn peek_executors(&self, index: usize) -> ExecutorHandle {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ops::Add`
[INFO] [stdout]  --> src/time.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     ops::Add,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `time::Duration`
[INFO] [stdout]  --> src/executor.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     time::Duration,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]  --> src/api.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::time::Instant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RawWaker`
[INFO] [stdout]  --> src/runtime.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 |     task::{Context, RawWaker},
[INFO] [stdout]   |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `SHUTDOWN`, `make_shutdown`, `is_shutdown`, and `compare_exchange` are never used
[INFO] [stdout]    --> src/time.rs:139:15
[INFO] [stdout]     |
[INFO] [stdout] 137 | impl DriverStatus {
[INFO] [stdout]     | ----------------- associated items in this implementation
[INFO] [stdout] 138 |     pub const RUNNING: u32 = 0b0001;
[INFO] [stdout] 139 |     pub const SHUTDOWN: u32 = 0b0010;
[INFO] [stdout]     |               ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 149 |     pub fn make_shutdown(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 153 |     pub fn is_shutdown(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 157 |     pub fn compare_exchange(&self, cur: u32, new: u32) -> Result<u32, u32> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `driver_status` and `thread_handle` are never read
[INFO] [stdout]    --> src/time.rs:177:5
[INFO] [stdout]     |
[INFO] [stdout] 175 | pub struct TimeHandle {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] 176 |     time_sender: Sender<TimeMessage>,
[INFO] [stdout] 177 |     driver_status: Arc<DriverStatus>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 178 |     driver_waker: Arc<mio::Waker>,
[INFO] [stdout] 179 |     thread_handle: Mutex<Option<JoinHandle<()>>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `shutdown` is never used
[INFO] [stdout]    --> src/time.rs:196:12
[INFO] [stdout]     |
[INFO] [stdout] 182 | impl TimeHandle {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 196 |     pub fn shutdown(self) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `waker` is never read
[INFO] [stdout]    --> src/time.rs:216:5
[INFO] [stdout]     |
[INFO] [stdout] 211 | struct TimeDriver {
[INFO] [stdout]     |        ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 216 |     waker: Arc<mio::Waker>,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `MAX_TIMEOUT`, `waker`, and `unregister_timer` are never used
[INFO] [stdout]    --> src/time.rs:229:11
[INFO] [stdout]     |
[INFO] [stdout] 226 | impl TimeDriver {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 229 |     const MAX_TIMEOUT: Duration = Duration::from_millis(100);
[INFO] [stdout]     |           ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 266 |     fn waker(&self) -> &mio::Waker {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 335 |     fn unregister_timer(&mut self, token: clock::Token) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `IDLE`, `PARKED`, `is_parked`, and `make_parked` are never used
[INFO] [stdout]   --> src/executor.rs:22:11
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl ExecutorState {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 22 |     const IDLE: u32 = 0;
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 23 |     const PARKED: u32 = 1 << 31;
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub fn is_parked(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn make_parked(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `thread_handle` is never read
[INFO] [stdout]   --> src/executor.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub struct ExecutorHandleInner {
[INFO] [stdout]    |            ------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 64 |     thread_handle: Mutex<JoinHandle<()>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `runtime` and `executor_id` are never read
[INFO] [stdout]    --> src/executor.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | struct Executor {
[INFO] [stdout]     |        -------- fields in this struct
[INFO] [stdout] 101 |     runtime: RuntimeHandle,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 102 |     executor_id: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `EXECUTOR_MESSAGE_CAPACITY`, `steal_task`, and `try_park` are never used
[INFO] [stdout]    --> src/executor.rs:108:11
[INFO] [stdout]     |
[INFO] [stdout] 107 | impl Executor {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 108 |     const EXECUTOR_MESSAGE_CAPACITY: usize = 256;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 168 |     fn steal_task() -> Option<Arc<Task>> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     fn try_park() -> Arc<Task> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `RUNNING`, `compare_and_swap`, `make_completed`, and `make_aborted` are never used
[INFO] [stdout]   --> src/task.rs:71:15
[INFO] [stdout]    |
[INFO] [stdout] 69 | impl TaskState {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 70 |     pub const IDLE: u32 = 0b0001;
[INFO] [stdout] 71 |     pub const RUNNING: u32 = 0b0010;
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     fn compare_and_swap(&self, cur: u32, new: u32) -> Result<u32, u32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 |     fn make_completed(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 96 |     fn make_aborted(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `initialize` and `peek_executors` are never used
[INFO] [stdout]    --> src/runtime.rs:104:19
[INFO] [stdout]     |
[INFO] [stdout]  41 | impl RuntimeHandleInner {
[INFO] [stdout]     | ----------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 104 |     pub(crate) fn initialize() {
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub(crate) fn peek_executors(&self, index: usize) -> ExecutorHandle {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "5d8cab923b0e4916c6cd02fd0e672728590fd22d67a3aeb3f24eb79bdfad4cf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d8cab923b0e4916c6cd02fd0e672728590fd22d67a3aeb3f24eb79bdfad4cf1", kill_on_drop: false }`
[INFO] [stdout] 5d8cab923b0e4916c6cd02fd0e672728590fd22d67a3aeb3f24eb79bdfad4cf1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 70bead1261d123f9fe34935610ea4cac60e72b6b43690fb00eec14c31b257816
[INFO] running `Command { std: "docker" "start" "-a" "70bead1261d123f9fe34935610ea4cac60e72b6b43690fb00eec14c31b257816", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `ops::Add`
[INFO] [stderr]  --> src/time.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     ops::Add,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `time::Duration`
[INFO] [stderr]  --> src/executor.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     time::Duration,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Instant`
[INFO] [stderr]  --> src/api.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::time::Instant;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RawWaker`
[INFO] [stderr]  --> src/runtime.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 |     task::{Context, RawWaker},
[INFO] [stderr]   |                     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `SHUTDOWN`, `make_shutdown`, `is_shutdown`, and `compare_exchange` are never used
[INFO] [stderr]    --> src/time.rs:139:15
[INFO] [stderr]     |
[INFO] [stderr] 137 | impl DriverStatus {
[INFO] [stderr]     | ----------------- associated items in this implementation
[INFO] [stderr] 138 |     pub const RUNNING: u32 = 0b0001;
[INFO] [stderr] 139 |     pub const SHUTDOWN: u32 = 0b0010;
[INFO] [stderr]     |               ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 149 |     pub fn make_shutdown(&self) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 153 |     pub fn is_shutdown(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 157 |     pub fn compare_exchange(&self, cur: u32, new: u32) -> Result<u32, u32> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `driver_status` and `thread_handle` are never read
[INFO] [stderr]    --> src/time.rs:177:5
[INFO] [stderr]     |
[INFO] [stderr] 175 | pub struct TimeHandle {
[INFO] [stderr]     |            ---------- fields in this struct
[INFO] [stderr] 176 |     time_sender: Sender<TimeMessage>,
[INFO] [stderr] 177 |     driver_status: Arc<DriverStatus>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 178 |     driver_waker: Arc<mio::Waker>,
[INFO] [stderr] 179 |     thread_handle: Mutex<Option<JoinHandle<()>>>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `shutdown` is never used
[INFO] [stderr]    --> src/time.rs:196:12
[INFO] [stderr]     |
[INFO] [stderr] 182 | impl TimeHandle {
[INFO] [stderr]     | --------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 196 |     pub fn shutdown(self) {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `waker` is never read
[INFO] [stderr]    --> src/time.rs:216:5
[INFO] [stderr]     |
[INFO] [stderr] 211 | struct TimeDriver {
[INFO] [stderr]     |        ---------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 216 |     waker: Arc<mio::Waker>,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `MAX_TIMEOUT`, `waker`, and `unregister_timer` are never used
[INFO] [stderr]    --> src/time.rs:229:11
[INFO] [stderr]     |
[INFO] [stderr] 226 | impl TimeDriver {
[INFO] [stderr]     | --------------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 229 |     const MAX_TIMEOUT: Duration = Duration::from_millis(100);
[INFO] [stderr]     |           ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 266 |     fn waker(&self) -> &mio::Waker {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 335 |     fn unregister_timer(&mut self, token: clock::Token) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `IDLE`, `PARKED`, `is_parked`, and `make_parked` are never used
[INFO] [stderr]   --> src/executor.rs:22:11
[INFO] [stderr]    |
[INFO] [stderr] 21 | impl ExecutorState {
[INFO] [stderr]    | ------------------ associated items in this implementation
[INFO] [stderr] 22 |     const IDLE: u32 = 0;
[INFO] [stderr]    |           ^^^^
[INFO] [stderr] 23 |     const PARKED: u32 = 1 << 31;
[INFO] [stderr]    |           ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 38 |     pub fn is_parked(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 |     pub fn make_parked(&self) {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `thread_handle` is never read
[INFO] [stderr]   --> src/executor.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 60 | pub struct ExecutorHandleInner {
[INFO] [stderr]    |            ------------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 64 |     thread_handle: Mutex<JoinHandle<()>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `runtime` and `executor_id` are never read
[INFO] [stderr]    --> src/executor.rs:101:5
[INFO] [stderr]     |
[INFO] [stderr] 100 | struct Executor {
[INFO] [stderr]     |        -------- fields in this struct
[INFO] [stderr] 101 |     runtime: RuntimeHandle,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 102 |     executor_id: u32,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `EXECUTOR_MESSAGE_CAPACITY`, `steal_task`, and `try_park` are never used
[INFO] [stderr]    --> src/executor.rs:108:11
[INFO] [stderr]     |
[INFO] [stderr] 107 | impl Executor {
[INFO] [stderr]     | ------------- associated items in this implementation
[INFO] [stderr] 108 |     const EXECUTOR_MESSAGE_CAPACITY: usize = 256;
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 168 |     fn steal_task() -> Option<Arc<Task>> {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 178 |     fn try_park() -> Arc<Task> {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `RUNNING`, `compare_and_swap`, `make_completed`, and `make_aborted` are never used
[INFO] [stderr]   --> src/task.rs:71:15
[INFO] [stderr]    |
[INFO] [stderr] 69 | impl TaskState {
[INFO] [stderr]    | -------------- associated items in this implementation
[INFO] [stderr] 70 |     pub const IDLE: u32 = 0b0001;
[INFO] [stderr] 71 |     pub const RUNNING: u32 = 0b0010;
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 79 |     fn compare_and_swap(&self, cur: u32, new: u32) -> Result<u32, u32> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 88 |     fn make_completed(&self) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 96 |     fn make_aborted(&self) {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `initialize` and `peek_executors` are never used
[INFO] [stderr]    --> src/runtime.rs:104:19
[INFO] [stderr]     |
[INFO] [stderr]  41 | impl RuntimeHandleInner {
[INFO] [stderr]     | ----------------------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 104 |     pub(crate) fn initialize() {
[INFO] [stderr]     |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr] ...
[INFO] [stdout] running 2 tests
[INFO] [stderr] 137 |     pub(crate) fn peek_executors(&self, index: usize) -> ExecutorHandle {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `lasync` (lib) generated 15 warnings (run `cargo fix --lib -p lasync` to apply 4 suggestions)
[INFO] [stderr] warning: `lasync` (lib test) generated 15 warnings (15 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/lasync-7bd29ec417f4b910)
[INFO] [stdout] test api::time::test::test_sleep ... ok
[INFO] [stdout] test runtime::test::test_runtime_concurrency ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lasync-45f071b8f5dae5a9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lasync
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "70bead1261d123f9fe34935610ea4cac60e72b6b43690fb00eec14c31b257816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70bead1261d123f9fe34935610ea4cac60e72b6b43690fb00eec14c31b257816", kill_on_drop: false }`
[INFO] [stdout] 70bead1261d123f9fe34935610ea4cac60e72b6b43690fb00eec14c31b257816
