[INFO] fetching crate acton-core 3.0.0-alpha.1...
[INFO] testing acton-core-3.0.0-alpha.1 against nightly-2024-10-28 for randomize-layout
[INFO] extracting crate acton-core 3.0.0-alpha.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate acton-core 3.0.0-alpha.1 on toolchain nightly-2024-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate acton-core 3.0.0-alpha.1
[INFO] finished tweaking crates.io crate acton-core 3.0.0-alpha.1
[INFO] tweaked toml for crates.io crate acton-core 3.0.0-alpha.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 90 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded acton_test v1.0.0-beta.1
[INFO] [stderr]   Downloaded atomic v0.6.0
[INFO] [stderr]   Downloaded typeid_suffix v1.0.2-beta.1
[INFO] [stderr]   Downloaded mti v1.0.7-beta.1
[INFO] [stderr]   Downloaded derive-new v0.7.0
[INFO] [stderr]   Downloaded acton-ern v2.1.1-alpha
[INFO] [stderr]   Downloaded typeid_prefix v1.1.1-beta.1
[INFO] [stderr]   Downloaded acton_test_macro v1.0.0-beta.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c016b33bdf10290d308ca5b2bd8d2ff401ca2a5967a33eb769bb56000ec2bda
[INFO] running `Command { std: "docker" "start" "-a" "8c016b33bdf10290d308ca5b2bd8d2ff401ca2a5967a33eb769bb56000ec2bda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c016b33bdf10290d308ca5b2bd8d2ff401ca2a5967a33eb769bb56000ec2bda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c016b33bdf10290d308ca5b2bd8d2ff401ca2a5967a33eb769bb56000ec2bda", kill_on_drop: false }`
[INFO] [stdout] 8c016b33bdf10290d308ca5b2bd8d2ff401ca2a5967a33eb769bb56000ec2bda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d1d3223eeb980ed2e332ec681e8df23d868c726f1e032cd67b368f8247ce3b8
[INFO] running `Command { std: "docker" "start" "-a" "3d1d3223eeb980ed2e332ec681e8df23d868c726f1e032cd67b368f8247ce3b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.86
[INFO] [stderr]    Compiling bytemuck v1.19.0
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling sha1_smol v1.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling anyhow v1.0.91
[INFO] [stderr]    Compiling typeid_prefix v1.1.1-beta.1
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling dyn-clone v1.0.17
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling atomic v0.6.0
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling uuid v1.11.0
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling typeid_suffix v1.0.2-beta.1
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling mti v1.0.7-beta.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v1.0.66
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling derive-new v0.7.0
[INFO] [stderr]    Compiling async-trait v0.1.83
[INFO] [stderr]    Compiling tokio v1.41.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling thiserror v1.0.66
[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling acton-ern v2.1.1-alpha
[INFO] [stderr]    Compiling tokio-util v0.7.12
[INFO] [stderr]    Compiling acton-core v3.0.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: method `as_str` is never used
[INFO] [stdout]   --> src/message/signal.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl SystemSignal {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn as_str(&self) -> &'static str {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | #![forbid(dead_code)]
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `acton-core` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "3d1d3223eeb980ed2e332ec681e8df23d868c726f1e032cd67b368f8247ce3b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d1d3223eeb980ed2e332ec681e8df23d868c726f1e032cd67b368f8247ce3b8", kill_on_drop: false }`
[INFO] [stdout] 3d1d3223eeb980ed2e332ec681e8df23d868c726f1e032cd67b368f8247ce3b8
