[INFO] fetching crate acto 0.8.0...
[INFO] checking acto-0.8.0 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] extracting crate acto 0.8.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate acto 0.8.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate acto 0.8.0
[INFO] tweaked toml for crates.io crate acto 0.8.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate acto 0.8.0 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate acto 0.8.0 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smol_str v0.1.23
[INFO] [stderr]   Downloaded num_cpus v1.14.0
[INFO] [stderr]   Downloaded semver v1.0.14
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a9ca5f07f83d0d9b9b0afb3156b2e028b23f0eb76a31fc681961994a30cf9eb
[INFO] running `Command { std: "docker" "start" "-a" "4a9ca5f07f83d0d9b9b0afb3156b2e028b23f0eb76a31fc681961994a30cf9eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a9ca5f07f83d0d9b9b0afb3156b2e028b23f0eb76a31fc681961994a30cf9eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a9ca5f07f83d0d9b9b0afb3156b2e028b23f0eb76a31fc681961994a30cf9eb", kill_on_drop: false }`
[INFO] [stdout] 4a9ca5f07f83d0d9b9b0afb3156b2e028b23f0eb76a31fc681961994a30cf9eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5efd046b7cedf778e629d948c9dc8521f12989245e0a12e71cc9ea0976b4092b
[INFO] running `Command { std: "docker" "start" "-a" "5efd046b7cedf778e629d948c9dc8521f12989245e0a12e71cc9ea0976b4092b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.4
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]     Checking smol_str v0.1.23
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]    Compiling acto v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking num_cpus v1.14.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.16
[INFO] [stdout] warning: unused import: `SupervisionRef`
[INFO] [stdout]  --> examples/tokio.rs:1:58
[INFO] [stdout]   |
[INFO] [stdout] 1 | use acto::{ActoCell, ActoHandle, ActoInput, ActoRuntime, SupervisionRef};
[INFO] [stdout]   |                                                          ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `actor` is never used
[INFO] [stdout]  --> examples/tokio.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | async fn actor(mut ctx: ActoCell<i32, impl ActoRuntime>) {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.56s
[INFO] running `Command { std: "docker" "inspect" "5efd046b7cedf778e629d948c9dc8521f12989245e0a12e71cc9ea0976b4092b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5efd046b7cedf778e629d948c9dc8521f12989245e0a12e71cc9ea0976b4092b", kill_on_drop: false }`
[INFO] [stdout] 5efd046b7cedf778e629d948c9dc8521f12989245e0a12e71cc9ea0976b4092b