[INFO] fetching crate smolscale2 0.6.0...
[INFO] checking smolscale2-0.6.0 against try#4797991aa2efb6d658150f10425b3f3b5d10eceb for pr-143193
[INFO] extracting crate smolscale2 0.6.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate smolscale2 0.6.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate smolscale2 0.6.0
[INFO] tweaked toml for crates.io crate smolscale2 0.6.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate smolscale2 0.6.0 on toolchain 4797991aa2efb6d658150f10425b3f3b5d10eceb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate smolscale2 0.6.0 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" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3740bac416b661f7714431476c9dc06a32378a1daf7753d9e37c0fe607108f75
[INFO] running `Command { std: "docker" "start" "-a" "3740bac416b661f7714431476c9dc06a32378a1daf7753d9e37c0fe607108f75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3740bac416b661f7714431476c9dc06a32378a1daf7753d9e37c0fe607108f75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3740bac416b661f7714431476c9dc06a32378a1daf7753d9e37c0fe607108f75", kill_on_drop: false }`
[INFO] [stdout] 3740bac416b661f7714431476c9dc06a32378a1daf7753d9e37c0fe607108f75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10fc904cc833e53e25d9cc75cb891640087d0144b0a1ea8b726aa15f1a555843
[INFO] running `Command { std: "docker" "start" "-a" "10fc904cc833e53e25d9cc75cb891640087d0144b0a1ea8b726aa15f1a555843", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling portable-atomic v1.9.0
[INFO] [stderr]     Checking pin-project-lite v0.2.15
[INFO] [stderr]    Compiling libc v0.2.164
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking parking v2.2.1
[INFO] [stderr]    Compiling portable-atomic-util v0.2.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking fastrand v2.2.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling rustix v0.38.41
[INFO] [stderr]     Checking futures-lite v2.5.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking event-listener v5.3.1
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling syn v2.0.89
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking event-listener-strategy v0.5.2
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking itoa v1.0.13
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]     Checking piper v0.2.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking async-channel v2.3.1
[INFO] [stderr]     Checking async-lock v3.4.0
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]    Compiling anyhow v1.0.93
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]     Checking miniz_oxide v0.8.0
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking blocking v1.6.1
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking async-executor v1.13.1
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking object v0.36.5
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking async-event v0.2.1
[INFO] [stderr]     Checking sdd v3.0.4
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking diatomic-waker v0.1.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking scc v2.2.5
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking tachyonix v0.3.1
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]     Checking futures-intrusive v0.5.0
[INFO] [stderr]     Checking polling v3.7.4
[INFO] [stderr]     Checking async-io v2.4.0
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking tabwriter v1.4.0
[INFO] [stderr]     Checking st3 v0.4.1
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking oorandom v11.1.4
[INFO] [stderr]     Checking pollster v0.3.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking futures-micro v0.3.1
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking async-oneshot v0.4.2
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking backtrace v0.3.74
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking smolscale2 v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `FutureExt`
[INFO] [stdout]  --> src/new_executor.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures_lite::{Future, FutureExt};
[INFO] [stdout]   |                            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add` and `push` are never used
[INFO] [stdout]    --> src/queues.rs:372:12
[INFO] [stdout]     |
[INFO] [stdout] 200 | impl LocalQueue {
[INFO] [stdout]     | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 372 |     pub fn add(&self, runnable: Runnable) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 388 |     pub fn push(&self, runnable: Runnable) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FutureExt`
[INFO] [stdout]  --> src/new_executor.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures_lite::{Future, FutureExt};
[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:154:4
[INFO] [stdout]     |
[INFO] [stdout] 154 | 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: methods `add` and `push` are never used
[INFO] [stdout]    --> src/queues.rs:372:12
[INFO] [stdout]     |
[INFO] [stdout] 200 | impl LocalQueue {
[INFO] [stdout]     | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 372 |     pub fn add(&self, runnable: Runnable) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 388 |     pub fn push(&self, runnable: Runnable) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 48.92s
[INFO] running `Command { std: "docker" "inspect" "10fc904cc833e53e25d9cc75cb891640087d0144b0a1ea8b726aa15f1a555843", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10fc904cc833e53e25d9cc75cb891640087d0144b0a1ea8b726aa15f1a555843", kill_on_drop: false }`
[INFO] [stdout] 10fc904cc833e53e25d9cc75cb891640087d0144b0a1ea8b726aa15f1a555843