[INFO] fetching crate clockworker 0.2.6...
[INFO] checking clockworker-0.2.6 against master#c290daa1e5274a52e54a0f49e31bd70192abc606 for pr-133502-23
[INFO] extracting crate clockworker 0.2.6 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate clockworker 0.2.6
[INFO] finished tweaking crates.io crate clockworker 0.2.6
[INFO] tweaked toml for crates.io crate clockworker 0.2.6 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate clockworker 0.2.6 on toolchain c290daa1e5274a52e54a0f49e31bd70192abc606
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c290daa1e5274a52e54a0f49e31bd70192abc606" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate clockworker 0.2.6 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" "+c290daa1e5274a52e54a0f49e31bd70192abc606" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded monoio-macros v0.1.0
[INFO] [stderr]   Downloaded core_affinity v0.8.3
[INFO] [stderr]   Downloaded io-uring v0.6.4
[INFO] [stderr]   Downloaded auto-const-array v0.2.2
[INFO] [stderr]   Downloaded monoio v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] aeff057b7fc0f265bdc2e7153a8f5d1846c4d804e8523b378b59a3ff05f48e0f
[INFO] running `Command { std: "docker" "start" "aeff057b7fc0f265bdc2e7153a8f5d1846c4d804e8523b378b59a3ff05f48e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aeff057b7fc0f265bdc2e7153a8f5d1846c4d804e8523b378b59a3ff05f48e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "aeff057b7fc0f265bdc2e7153a8f5d1846c4d804e8523b378b59a3ff05f48e0f" "/opt/rustwide/cargo-home/bin/cargo" "+c290daa1e5274a52e54a0f49e31bd70192abc606" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aeff057b7fc0f265bdc2e7153a8f5d1846c4d804e8523b378b59a3ff05f48e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "aeff057b7fc0f265bdc2e7153a8f5d1846c4d804e8523b378b59a3ff05f48e0f" "/opt/rustwide/cargo-home/bin/cargo" "+c290daa1e5274a52e54a0f49e31bd70192abc606" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]    Compiling io-uring v0.6.4
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]     Checking async-lock v3.4.2
[INFO] [stderr]     Checking blocking v1.6.2
[INFO] [stderr]     Checking async-executor v1.13.3
[INFO] [stderr]     Checking async-fs v2.2.0
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking core_affinity v0.8.3
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking flume v0.11.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tabled_derive v0.11.0
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling auto-const-array v0.2.2
[INFO] [stderr]    Compiling monoio-macros v0.1.0
[INFO] [stderr]     Checking tokio v1.49.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tabled v0.20.0
[INFO] [stderr]     Checking monoio v0.2.4
[INFO] [stderr]     Checking polling v3.11.0
[INFO] [stderr]     Checking async-signal v0.2.13
[INFO] [stderr]     Checking async-net v2.0.0
[INFO] [stderr]     Checking async-process v2.5.0
[INFO] [stderr]     Checking smol v2.0.2
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking clockworker v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static `CORE_LOCK` is never used
[INFO] [stdout]   --> benches/utils.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | static CORE_LOCK: std::sync::Mutex<()> = std::sync::Mutex::new(());
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `do_cpu_work_serialized` is never used
[INFO] [stdout]   --> benches/utils.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn do_cpu_work_serialized(duration: Duration) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Step` is never used
[INFO] [stdout]   --> benches/utils.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub enum Step {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Work` is never constructed
[INFO] [stdout]   --> benches/utils.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct Work {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `run` are never used
[INFO] [stdout]   --> benches/utils.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl Work {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 33 |     pub fn new(steps: Vec<Step>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub async fn run(&self) {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `do_cpu_work` is never used
[INFO] [stdout]   --> benches/utils.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn do_cpu_work(duration: Duration) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]   --> benches/utils.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | struct Point {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Metrics` is never constructed
[INFO] [stdout]   --> benches/utils.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct Metrics {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `record`, `quantile`, `len`, `mean`, and `stddev` are never used
[INFO] [stdout]    --> benches/utils.rs:76:12
[INFO] [stdout]     |
[INFO] [stdout]  75 | impl Metrics {
[INFO] [stdout]     | ------------ associated items in this implementation
[INFO] [stdout]  76 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  79 |     pub fn record(&mut self, lat: Duration, tags: &[&str]) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  85 |     pub fn quantile(&self, q: f64, tag: &str) -> Duration {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  99 |     pub fn len(&self) -> u64 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub fn mean(&self, tag: &str) -> Duration {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn stddev(&self, tag: &str) -> Duration {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Executor` is never used
[INFO] [stdout]    --> benches/utils.rs:138:10
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub enum Executor {
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Handle` is never used
[INFO] [stdout]    --> benches/utils.rs:148:10
[INFO] [stdout]     |
[INFO] [stdout] 148 | pub enum Handle<T> {
[INFO] [stdout]     |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `spawn`, `run_until`, `start_clockworker`, and `start_tokio` are never used
[INFO] [stdout]    --> benches/utils.rs:173:12
[INFO] [stdout]     |
[INFO] [stdout] 172 | impl Executor {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 173 |     pub fn spawn<T: 'static>(
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 185 |     pub async fn run_until<T>(&self, fut: impl std::future::Future<Output = T> + 'static) -> T {
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 197 |     pub async fn start_clockworker(
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 |     pub async fn start_tokio(local: tokio::task::LocalSet) -> Self {
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exponential_delay` is never used
[INFO] [stdout]    --> benches/utils.rs:217:8
[INFO] [stdout]     |
[INFO] [stdout] 217 | pub fn exponential_delay(rng: &mut impl rand::Rng, mean: Duration) -> Duration {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WorkSpec` is never constructed
[INFO] [stdout]    --> benches/utils.rs:226:12
[INFO] [stdout]     |
[INFO] [stdout] 226 | pub struct WorkSpec {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `sample` is never used
[INFO] [stdout]    --> benches/utils.rs:235:12
[INFO] [stdout]     |
[INFO] [stdout] 234 | impl WorkSpec {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] 235 |     pub fn sample(&self, rng: &mut StdRng) -> Work {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.94s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: proc-macro-error2 v2.0.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "aeff057b7fc0f265bdc2e7153a8f5d1846c4d804e8523b378b59a3ff05f48e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeff057b7fc0f265bdc2e7153a8f5d1846c4d804e8523b378b59a3ff05f48e0f", kill_on_drop: false }`
[INFO] [stdout] aeff057b7fc0f265bdc2e7153a8f5d1846c4d804e8523b378b59a3ff05f48e0f
