[INFO] fetching crate congregation 0.1.8...
[INFO] checking congregation-0.1.8 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate congregation 0.1.8 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate congregation 0.1.8
[INFO] finished tweaking crates.io crate congregation 0.1.8
[INFO] tweaked toml for crates.io crate congregation 0.1.8 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate congregation 0.1.8 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate congregation 0.1.8 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 532b5fb9d03fb884765757564e0e033cf0c87e1e2857f567d64bef6ef65bfdde
[INFO] running `Command { std: "docker" "start" "-a" "532b5fb9d03fb884765757564e0e033cf0c87e1e2857f567d64bef6ef65bfdde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "532b5fb9d03fb884765757564e0e033cf0c87e1e2857f567d64bef6ef65bfdde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "532b5fb9d03fb884765757564e0e033cf0c87e1e2857f567d64bef6ef65bfdde", kill_on_drop: false }`
[INFO] [stdout] 532b5fb9d03fb884765757564e0e033cf0c87e1e2857f567d64bef6ef65bfdde
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71caee984877b6b42af3d21f40c4bcb99bfdf97ab0a3db6d358e9325121b8e6f
[INFO] running `Command { std: "docker" "start" "-a" "71caee984877b6b42af3d21f40c4bcb99bfdf97ab0a3db6d358e9325121b8e6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling rustix v1.0.5
[INFO] [stderr]    Compiling litrs v0.4.1
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]    Compiling convert_case v0.7.1
[INFO] [stderr]     Checking dunce v1.0.5
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling document-features v0.2.11
[INFO] [stderr]     Checking ctrlc v3.4.7
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking tokio v1.45.1
[INFO] [stderr]     Checking derive_more v2.0.1
[INFO] [stderr]     Checking crossterm v0.29.0
[INFO] [stderr]     Checking congregation v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/task.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/task.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/task.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Task {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 20 |     pub id: usize,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/task.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Task {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 20 |     pub id: usize,
[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 10.82s
[INFO] running `Command { std: "docker" "inspect" "71caee984877b6b42af3d21f40c4bcb99bfdf97ab0a3db6d358e9325121b8e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71caee984877b6b42af3d21f40c4bcb99bfdf97ab0a3db6d358e9325121b8e6f", kill_on_drop: false }`
[INFO] [stdout] 71caee984877b6b42af3d21f40c4bcb99bfdf97ab0a3db6d358e9325121b8e6f