[INFO] cloning repository https://github.com/Tudyx/simple-runtime
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tudyx/simple-runtime" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTudyx%2Fsimple-runtime", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTudyx%2Fsimple-runtime'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bd1c9a47722e3b7a7f0070a3e0d48b1d2faf4aae
[INFO] testing Tudyx/simple-runtime against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTudyx%2Fsimple-runtime" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Tudyx/simple-runtime
[INFO] finished tweaking git repo https://github.com/Tudyx/simple-runtime
[INFO] tweaked toml for git repo https://github.com/Tudyx/simple-runtime written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Tudyx/simple-runtime on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Tudyx/simple-runtime 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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c54beb77ef981b2e4ad1fcd49f13ee719b62a2c1754570e907fbe8f447be8d09
[INFO] running `Command { std: "docker" "start" "-a" "c54beb77ef981b2e4ad1fcd49f13ee719b62a2c1754570e907fbe8f447be8d09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c54beb77ef981b2e4ad1fcd49f13ee719b62a2c1754570e907fbe8f447be8d09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c54beb77ef981b2e4ad1fcd49f13ee719b62a2c1754570e907fbe8f447be8d09", kill_on_drop: false }`
[INFO] [stdout] c54beb77ef981b2e4ad1fcd49f13ee719b62a2c1754570e907fbe8f447be8d09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] be2f0785c62ecd4d78292cb976fcc14aa4adc2104682a760b0ed5d833e2cc303
[INFO] running `Command { std: "docker" "start" "-a" "be2f0785c62ecd4d78292cb976fcc14aa4adc2104682a760b0ed5d833e2cc303", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]    Compiling futures-sink v0.3.29
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling futures-io v0.3.29
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.29
[INFO] [stderr]    Compiling futures-executor v0.3.29
[INFO] [stderr]    Compiling futures v0.3.29
[INFO] [stderr]    Compiling mini_mio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `thread`
[INFO] [stdout]   --> src/main.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     thread,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Timer` is never constructed
[INFO] [stdout]   --> src/main.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | struct Timer(OwnedFd);
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/main.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl Timer {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 53 |     fn new(duration: Duration) -> io::Result<Self> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyWaker` is never constructed
[INFO] [stdout]   --> src/main.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | struct MyWaker {}
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Task` is never constructed
[INFO] [stdout]   --> src/main.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 | struct Task {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `poll` is never used
[INFO] [stdout]    --> src/main.rs:101:8
[INFO] [stdout]     |
[INFO] [stdout] 100 | impl Task {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] 101 |     fn poll(&mut self, cx: &mut Context) -> Poll<()> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TaskId` is never constructed
[INFO] [stdout]    --> src/main.rs:107:8
[INFO] [stdout]     |
[INFO] [stdout] 107 | struct TaskId(u64);
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/main.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 109 | impl TaskId {
[INFO] [stdout]     | ----------- associated function in this implementation
[INFO] [stdout] 110 |     fn new() -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Executor` is never constructed
[INFO] [stdout]    --> src/main.rs:118:8
[INFO] [stdout]     |
[INFO] [stdout] 118 | struct Executor {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `run`, and `block_on` are never used
[INFO] [stdout]    --> src/main.rs:126:8
[INFO] [stdout]     |
[INFO] [stdout] 125 | impl Executor {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 126 |     fn new() -> io::Result<Self> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 |     fn run(&mut self) {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 155 |     fn block_on<T>(&self, future: impl Future<Output = T>) -> T {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Epoll` is never constructed
[INFO] [stdout]   --> src/epoll_wrapper.rs:21:19
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub(crate) struct Epoll {
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `register`, `unregister`, and `wait` are never used
[INFO] [stdout]   --> src/epoll_wrapper.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl Epoll {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 27 |     /// Create a new epoll instance.
[INFO] [stdout] 28 |     pub(crate) fn new() -> io::Result<Self> {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub(crate) fn register(&self, fd: impl AsFd, interest: Interest, token: u64) -> io::Result<()> {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub(crate) fn unregister(&self, fd: impl AsFd) -> io::Result<()> {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub(crate) fn wait(&self, events: &mut Events, timeout: Option<Duration>) -> io::Result<()> {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Readable` and `Writable` are never constructed
[INFO] [stdout]   --> src/epoll_wrapper.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub(crate) enum Interest {
[INFO] [stdout]    |                 -------- variants in this enum
[INFO] [stdout] 79 |     /// Can do a read operation without blocking.
[INFO] [stdout] 80 |     Readable,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 81 |     /// Can do a write operation without blocking.
[INFO] [stdout] 82 |     Writable,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Events` is never constructed
[INFO] [stdout]    --> src/epoll_wrapper.rs:114:19
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub(crate) struct Events(Vec<epoll::Event>);
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `with_capacity`, `is_empty`, `drain`, and `len` are never used
[INFO] [stdout]    --> src/epoll_wrapper.rs:117:19
[INFO] [stdout]     |
[INFO] [stdout] 116 | impl Events {
[INFO] [stdout]     | ----------- associated items in this implementation
[INFO] [stdout] 117 |     pub(crate) fn with_capacity(capacity: usize) -> Self {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |     pub(crate) fn is_empty(&self) -> bool {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 125 |     pub fn drain<R>(&mut self, range: R) -> Drain<'_, epoll::Event>
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 |     fn len(&self) -> usize {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AsyncTcpStream` is never constructed
[INFO] [stdout]   --> src/net.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct AsyncTcpStream {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `connect`, `local_addr`, and `peer_addr` are never used
[INFO] [stdout]   --> src/net.rs:35:18
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl AsyncTcpStream {
[INFO] [stdout]    | ------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub async fn connect<A: Into<SocketAddr>>(addr: A) -> io::Result<AsyncTcpStream> {
[INFO] [stdout]    |                  ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub fn local_addr(&self) -> io::Result<SocketAddr> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 |     pub fn peer_addr(&self) -> io::Result<SocketAddr> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AsyncTcpListener` is never constructed
[INFO] [stdout]    --> src/net.rs:145:12
[INFO] [stdout]     |
[INFO] [stdout] 145 | pub struct AsyncTcpListener {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `bind`, `accept`, and `local_addr` are never used
[INFO] [stdout]    --> src/net.rs:152:12
[INFO] [stdout]     |
[INFO] [stdout] 150 | impl AsyncTcpListener {
[INFO] [stdout]     | --------------------- associated items in this implementation
[INFO] [stdout] 151 |     // TODO: this could be async
[INFO] [stdout] 152 |     pub fn bind<A: Into<SocketAddr>>(addr: A) -> io::Result<AsyncTcpListener> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 164 |     pub async fn accept(&self) -> io::Result<(AsyncTcpStream, SocketAddr)> {
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 185 |     pub fn local_addr(&self) -> io::Result<SocketAddr> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Reactor` is never constructed
[INFO] [stdout]   --> src/reactor.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(crate) struct Reactor {
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `REACTOR` is never used
[INFO] [stdout]   --> src/reactor.rs:29:19
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub(crate) static REACTOR: LazyLock<Reactor> = LazyLock::new(|| Reactor::new().unwrap());
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `register`, `deregister`, and `react` are never used
[INFO] [stdout]   --> src/reactor.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Reactor {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 32 |     pub(crate) fn new() -> io::Result<Self> {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub(crate) fn register(&self, fd: impl AsFd) -> io::Result<Arc<Source>> {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub(crate) fn deregister(&self, fd: impl AsFd, source: &Arc<Source>) -> io::Result<()> {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     pub(crate) fn react(&self, timeout: Option<Duration>) -> io::Result<()> {
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Source` is never constructed
[INFO] [stdout]    --> src/reactor.rs:119:19
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub(crate) struct Source {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `State` is never constructed
[INFO] [stdout]    --> src/reactor.rs:125:8
[INFO] [stdout]     |
[INFO] [stdout] 125 | struct State {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `poll_readable` and `poll_writable` are never used
[INFO] [stdout]    --> src/reactor.rs:134:19
[INFO] [stdout]     |
[INFO] [stdout] 132 | impl Source {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] 133 |     // Is it useful only to implement AsyncRead ?
[INFO] [stdout] 134 |     pub(crate) fn poll_readable(&self, cx: &mut Context) -> Poll<io::Result<()>> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 148 |     pub(crate) fn poll_writable(&self, cx: &mut Context) -> Poll<io::Result<()>> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.51s
[INFO] running `Command { std: "docker" "inspect" "be2f0785c62ecd4d78292cb976fcc14aa4adc2104682a760b0ed5d833e2cc303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be2f0785c62ecd4d78292cb976fcc14aa4adc2104682a760b0ed5d833e2cc303", kill_on_drop: false }`
[INFO] [stdout] be2f0785c62ecd4d78292cb976fcc14aa4adc2104682a760b0ed5d833e2cc303
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 565dc44ed6fb3e58a70250de41618a14d2dc456a186c03a8a82584a472e5f74d
[INFO] running `Command { std: "docker" "start" "-a" "565dc44ed6fb3e58a70250de41618a14d2dc456a186c03a8a82584a472e5f74d", kill_on_drop: false }`
[INFO] [stderr]    Compiling mini_mio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `thread`
[INFO] [stdout]   --> src/main.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     thread,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Timer` is never constructed
[INFO] [stdout]   --> src/main.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | struct Timer(OwnedFd);
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/main.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl Timer {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 53 |     fn new(duration: Duration) -> io::Result<Self> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyWaker` is never constructed
[INFO] [stdout]   --> src/main.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | struct MyWaker {}
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Task` is never constructed
[INFO] [stdout]   --> src/main.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 | struct Task {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `poll` is never used
[INFO] [stdout]    --> src/main.rs:101:8
[INFO] [stdout]     |
[INFO] [stdout] 100 | impl Task {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] 101 |     fn poll(&mut self, cx: &mut Context) -> Poll<()> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TaskId` is never constructed
[INFO] [stdout]    --> src/main.rs:107:8
[INFO] [stdout]     |
[INFO] [stdout] 107 | struct TaskId(u64);
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/main.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 109 | impl TaskId {
[INFO] [stdout]     | ----------- associated function in this implementation
[INFO] [stdout] 110 |     fn new() -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Executor` is never constructed
[INFO] [stdout]    --> src/main.rs:118:8
[INFO] [stdout]     |
[INFO] [stdout] 118 | struct Executor {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `run`, and `block_on` are never used
[INFO] [stdout]    --> src/main.rs:126:8
[INFO] [stdout]     |
[INFO] [stdout] 125 | impl Executor {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 126 |     fn new() -> io::Result<Self> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 |     fn run(&mut self) {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 155 |     fn block_on<T>(&self, future: impl Future<Output = T>) -> T {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "565dc44ed6fb3e58a70250de41618a14d2dc456a186c03a8a82584a472e5f74d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "565dc44ed6fb3e58a70250de41618a14d2dc456a186c03a8a82584a472e5f74d", kill_on_drop: false }`
[INFO] [stdout] 565dc44ed6fb3e58a70250de41618a14d2dc456a186c03a8a82584a472e5f74d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 43483d37a9087d1edd3a6b3fe2a5154644fd801525647c9a463b547f87e6c902
[INFO] running `Command { std: "docker" "start" "-a" "43483d37a9087d1edd3a6b3fe2a5154644fd801525647c9a463b547f87e6c902", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `thread`
[INFO] [stderr]   --> src/main.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     thread,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Timer` is never constructed
[INFO] [stderr]   --> src/main.rs:50:8
[INFO] [stderr]    |
[INFO] [stderr] 50 | struct Timer(OwnedFd);
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/main.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 52 | impl Timer {
[INFO] [stderr]    | ---------- associated function in this implementation
[INFO] [stderr] 53 |     fn new(duration: Duration) -> io::Result<Self> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `MyWaker` is never constructed
[INFO] [stderr]   --> src/main.rs:83:8
[INFO] [stderr]    |
[INFO] [stderr] 83 | struct MyWaker {}
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Task` is never constructed
[INFO] [stderr]   --> src/main.rs:97:8
[INFO] [stderr]    |
[INFO] [stderr] 97 | struct Task {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `poll` is never used
[INFO] [stderr]    --> src/main.rs:101:8
[INFO] [stderr]     |
[INFO] [stderr] 100 | impl Task {
[INFO] [stderr]     | --------- method in this implementation
[INFO] [stderr] 101 |     fn poll(&mut self, cx: &mut Context) -> Poll<()> {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `TaskId` is never constructed
[INFO] [stderr]    --> src/main.rs:107:8
[INFO] [stderr]     |
[INFO] [stderr] 107 | struct TaskId(u64);
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]    --> src/main.rs:110:8
[INFO] [stderr]     |
[INFO] [stderr] 109 | impl TaskId {
[INFO] [stderr]     | ----------- associated function in this implementation
[INFO] [stderr] 110 |     fn new() -> Self {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Executor` is never constructed
[INFO] [stderr]    --> src/main.rs:118:8
[INFO] [stderr]     |
[INFO] [stderr] 118 | struct Executor {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `run`, and `block_on` are never used
[INFO] [stderr]    --> src/main.rs:126:8
[INFO] [stderr]     |
[INFO] [stderr] 125 | impl Executor {
[INFO] [stderr]     | ------------- associated items in this implementation
[INFO] [stderr] 126 |     fn new() -> io::Result<Self> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 133 |     fn run(&mut self) {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 155 |     fn block_on<T>(&self, future: impl Future<Output = T>) -> T {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `mini_mio` (bin "mini_mio" test) generated 10 warnings (run `cargo fix --bin "mini_mio" -p mini_mio --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/build/mini_mio/2654ec6ef204f077/deps/mini_mio-2654ec6ef204f077)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test epoll_wrapper::test::append_events ... ok
[INFO] [stdout] test epoll_wrapper::test::insert_fd_twice ... ok
[INFO] [stdout] test reactor::test::connect ... ok
[INFO] [stdout] test reactor::test::tcp_connect ... ok
[INFO] [stdout] test reactor::test::async_read ... ok
[INFO] [stdout] test reactor::test::async_read_write ... ok
[INFO] [stdout] test epoll_wrapper::test::basic_io ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "43483d37a9087d1edd3a6b3fe2a5154644fd801525647c9a463b547f87e6c902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43483d37a9087d1edd3a6b3fe2a5154644fd801525647c9a463b547f87e6c902", kill_on_drop: false }`
[INFO] [stdout] 43483d37a9087d1edd3a6b3fe2a5154644fd801525647c9a463b547f87e6c902