[INFO] fetching crate smolscale 0.4.11... [INFO] checking smolscale-0.4.11 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate smolscale 0.4.11 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate smolscale 0.4.11 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate smolscale 0.4.11 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate smolscale 0.4.11 [INFO] tweaked toml for crates.io crate smolscale 0.4.11 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate crates.io crate smolscale 0.4.11 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tabwriter v1.3.0 [INFO] [stderr] Downloaded diatomic-waker v0.1.0 [INFO] [stderr] Downloaded tachyonix v0.3.0 [INFO] [stderr] Downloaded async-compat v0.2.3 [INFO] [stderr] Downloaded async-task v4.4.1 [INFO] [stderr] Downloaded event-listener v5.2.0 [INFO] [stderr] Downloaded st3 v0.4.1 [INFO] [stderr] Downloaded tracing v0.1.39 [INFO] [stderr] Downloaded async-event v0.2.1 [INFO] [stderr] Downloaded async-executor v1.5.4 [INFO] [stderr] Downloaded regex v1.10.1 [INFO] [stderr] Downloaded futures-micro v0.3.1 [INFO] [stderr] Downloaded async-oneshot v0.4.2 [INFO] [stderr] Downloaded parking v2.1.1 [INFO] [stderr] Downloaded rustix v0.37.25 [INFO] [stderr] Downloaded regex-automata v0.4.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7c8b4b59d1e9ae1e7a693a89356a350589c72505e00d127a1fa9e93015427724 [INFO] running `Command { std: "docker" "start" "-a" "7c8b4b59d1e9ae1e7a693a89356a350589c72505e00d127a1fa9e93015427724", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7c8b4b59d1e9ae1e7a693a89356a350589c72505e00d127a1fa9e93015427724", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c8b4b59d1e9ae1e7a693a89356a350589c72505e00d127a1fa9e93015427724", kill_on_drop: false }` [INFO] [stdout] 7c8b4b59d1e9ae1e7a693a89356a350589c72505e00d127a1fa9e93015427724 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d30054a94a1b68fc2fbe11d859876c1823ed966196e170be6a05bb8829c2162b [INFO] running `Command { std: "docker" "start" "-a" "d30054a94a1b68fc2fbe11d859876c1823ed966196e170be6a05bb8829c2162b", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Checking parking v2.1.1 [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Compiling slab v0.4.9 [INFO] 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[stderr] Checking diatomic-waker v0.1.0 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking tachyonix v0.3.0 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking walkdir v2.4.0 [INFO] [stderr] Checking rayon v1.8.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking regex-automata v0.4.2 [INFO] [stderr] Compiling backtrace v0.3.69 [INFO] [stderr] Checking dashmap v5.5.3 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking st3 v0.4.1 [INFO] [stderr] Checking async-compat v0.2.3 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking thread_local v1.1.7 [INFO] [stderr] Checking tabwriter v1.3.0 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking pollster v0.3.0 [INFO] [stderr] Checking termcolor v1.3.0 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking futures-micro v0.3.1 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking cache-padded v1.3.0 [INFO] [stderr] Checking async-oneshot v0.4.2 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking regex v1.10.1 [INFO] [stderr] Checking async-global-executor v2.3.1 [INFO] [stderr] Checking env_logger v0.9.3 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Compiling serde_derive v1.0.189 [INFO] [stderr] Checking polling v3.7.3 [INFO] [stderr] Checking async-io v2.3.4 [INFO] [stderr] Checking smolscale v0.4.11 (/opt/rustwide/workdir) [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: unused import: `EventListener` [INFO] [stdout] --> src/queues.rs:5:29 [INFO] [stdout] | [INFO] [stdout] 5 | use event_listener::{Event, EventListener}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `counter` is never read [INFO] [stdout] --> src/fastcounter.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct FastCounter { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 6 | counter: AtomicUsize, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FastCounter` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `incr`, `decr`, and `count` are never used [INFO] [stdout] --> src/fastcounter.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 9 | impl FastCounter { [INFO] [stdout] | ---------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 12 | pub fn incr(&self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 18 | pub fn decr(&self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | pub fn count(&self) -> usize { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id_ctr` and `event` are never read [INFO] [stdout] --> src/queues.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct GlobalQueue { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 18 | id_ctr: AtomicU64, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 19 | event: Event, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `subscribe` are never used [INFO] [stdout] --> src/queues.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 22 | impl GlobalQueue { [INFO] [stdout] | ---------------- associated items in this implementation [INFO] [stdout] 23 | /// Creates a new GlobalQueue. [INFO] [stdout] 24 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | pub fn subscribe(&self) -> LocalQueue<'_> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `pop`, `push`, and `steal_and_pop` are never used [INFO] [stdout] --> src/queues.rs:73:12 [INFO] [stdout] | [INFO] [stdout] 71 | impl<'a> LocalQueue<'a> { [INFO] [stdout] | ----------------------- methods in this implementation [INFO] [stdout] 72 | /// Pops a task from the local queue, other local queues, or the global queue. [INFO] [stdout] 73 | pub fn pop(&self) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 82 | pub fn push(&self, runnable: Runnable) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 92 | fn steal_and_pop(&self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `EventListener` [INFO] [stdout] --> src/queues.rs:5:29 [INFO] [stdout] | [INFO] [stdout] 5 | use event_listener::{Event, EventListener}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `slow_fibonacci` is never used [INFO] [stdout] --> benches/my_benchmark.rs:144:4 [INFO] [stdout] | [INFO] [stdout] 144 | fn slow_fibonacci(n: u64) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `counter` is never read [INFO] [stdout] --> src/fastcounter.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct FastCounter { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 6 | counter: AtomicUsize, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FastCounter` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `incr`, `decr`, and `count` are never used [INFO] [stdout] --> src/fastcounter.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 9 | impl FastCounter { [INFO] [stdout] | ---------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 12 | pub fn incr(&self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 18 | pub fn decr(&self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | pub fn count(&self) -> usize { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id_ctr` and `event` are never read [INFO] [stdout] --> src/queues.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct GlobalQueue { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 18 | id_ctr: AtomicU64, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 19 | event: Event, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `subscribe` are never used [INFO] [stdout] --> src/queues.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 22 | impl GlobalQueue { [INFO] [stdout] | ---------------- associated items in this implementation [INFO] [stdout] 23 | /// Creates a new GlobalQueue. [INFO] [stdout] 24 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | pub fn subscribe(&self) -> LocalQueue<'_> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `pop`, `push`, and `steal_and_pop` are never used [INFO] [stdout] --> src/queues.rs:73:12 [INFO] [stdout] | [INFO] [stdout] 71 | impl<'a> LocalQueue<'a> { [INFO] [stdout] | ----------------------- methods in this implementation [INFO] [stdout] 72 | /// Pops a task from the local queue, other local queues, or the global queue. [INFO] [stdout] 73 | pub fn pop(&self) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 82 | pub fn push(&self, runnable: Runnable) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 92 | fn steal_and_pop(&self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.92s [INFO] running `Command { std: "docker" "inspect" "d30054a94a1b68fc2fbe11d859876c1823ed966196e170be6a05bb8829c2162b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d30054a94a1b68fc2fbe11d859876c1823ed966196e170be6a05bb8829c2162b", kill_on_drop: false }` [INFO] [stdout] d30054a94a1b68fc2fbe11d859876c1823ed966196e170be6a05bb8829c2162b