[INFO] fetching crate tool-useful 0.1.0...
[INFO] checking tool-useful-0.1.0 against master#8a703520e80d87d4423c01f9d4fbc9e5f6533a02 for pr-154205-1
[INFO] extracting crate tool-useful 0.1.0 into /workspace/builds/worker-1-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-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tool-useful 0.1.0 on toolchain 8a703520e80d87d4423c01f9d4fbc9e5f6533a02
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "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" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9aa0903f1cb913f9ca4c1fa1a98e54e873e9ffd78f666bc7281170d203061605
[INFO] running `Command { std: "docker" "start" "-a" "9aa0903f1cb913f9ca4c1fa1a98e54e873e9ffd78f666bc7281170d203061605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9aa0903f1cb913f9ca4c1fa1a98e54e873e9ffd78f666bc7281170d203061605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9aa0903f1cb913f9ca4c1fa1a98e54e873e9ffd78f666bc7281170d203061605", kill_on_drop: false }`
[INFO] [stdout] 9aa0903f1cb913f9ca4c1fa1a98e54e873e9ffd78f666bc7281170d203061605
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bcce37dd4c18cf99daec55cc18a1c6cfc5935984c83a5970ca5ba91c76c1dc7
[INFO] running `Command { std: "docker" "start" "-a" "9bcce37dd4c18cf99daec55cc18a1c6cfc5935984c83a5970ca5ba91c76c1dc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking slab v0.4.11
[INFO] [stderr]    Compiling zmij v1.0.14
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]     Checking bytes v1.11.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking dashmap v6.1.0
[INFO] [stderr]     Checking metrics v0.23.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]     Checking tokio v1.49.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking serde v1.0.228
[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 6.51s
[INFO] running `Command { std: "docker" "inspect" "9bcce37dd4c18cf99daec55cc18a1c6cfc5935984c83a5970ca5ba91c76c1dc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bcce37dd4c18cf99daec55cc18a1c6cfc5935984c83a5970ca5ba91c76c1dc7", kill_on_drop: false }`
[INFO] [stdout] 9bcce37dd4c18cf99daec55cc18a1c6cfc5935984c83a5970ca5ba91c76c1dc7