[INFO] fetching crate tool-useful 0.1.0...
[INFO] checking tool-useful-0.1.0 against master#656ccbe796ff98def9b555c118e1620c5389e3b2 for pr-133502-24
[INFO] extracting crate tool-useful 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate tool-useful 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tool-useful 0.1.0
[INFO] tweaked toml for crates.io crate tool-useful 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tool-useful 0.1.0 on toolchain 656ccbe796ff98def9b555c118e1620c5389e3b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+656ccbe796ff98def9b555c118e1620c5389e3b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tool-useful 0.1.0 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" "+656ccbe796ff98def9b555c118e1620c5389e3b2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded metrics v0.23.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 50727a54fa4df0e8895cef941b13cbe33995a50214094d154b2057fdc0e00657
[INFO] running `Command { std: "docker" "start" "50727a54fa4df0e8895cef941b13cbe33995a50214094d154b2057fdc0e00657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50727a54fa4df0e8895cef941b13cbe33995a50214094d154b2057fdc0e00657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "50727a54fa4df0e8895cef941b13cbe33995a50214094d154b2057fdc0e00657" "/opt/rustwide/cargo-home/bin/cargo" "+656ccbe796ff98def9b555c118e1620c5389e3b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50727a54fa4df0e8895cef941b13cbe33995a50214094d154b2057fdc0e00657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "50727a54fa4df0e8895cef941b13cbe33995a50214094d154b2057fdc0e00657" "/opt/rustwide/cargo-home/bin/cargo" "+656ccbe796ff98def9b555c118e1620c5389e3b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking metrics v0.23.1
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking dashmap v6.1.0
[INFO] [stderr]     Checking tokio v1.49.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking tool-useful v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `HalfOpen` is never constructed
[INFO] [stdout]    --> src/executor.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 201 | enum CircuitBreakerState {
[INFO] [stdout]     |      ------------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 204 |     HalfOpen,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CircuitBreakerState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `cpu_time` is never read
[INFO] [stdout]    --> src/security.rs:187:5
[INFO] [stdout]     |
[INFO] [stdout] 183 | pub struct ResourceTracker {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 187 |     cpu_time: Arc<RwLock<Duration>>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HalfOpen` is never constructed
[INFO] [stdout]    --> src/executor.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 201 | enum CircuitBreakerState {
[INFO] [stdout]     |      ------------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 204 |     HalfOpen,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CircuitBreakerState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `cpu_time` is never read
[INFO] [stdout]    --> src/security.rs:187:5
[INFO] [stdout]     |
[INFO] [stdout] 183 | pub struct ResourceTracker {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 187 |     cpu_time: Arc<RwLock<Duration>>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.34s
[INFO] running `Command { std: "docker" "inspect" "50727a54fa4df0e8895cef941b13cbe33995a50214094d154b2057fdc0e00657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50727a54fa4df0e8895cef941b13cbe33995a50214094d154b2057fdc0e00657", kill_on_drop: false }`
[INFO] [stdout] 50727a54fa4df0e8895cef941b13cbe33995a50214094d154b2057fdc0e00657
