[INFO] fetching crate alex 0.1.31...
[INFO] checking alex-0.1.31 against 49a6044d37d694890450f52ceaceb66277a36b1e for pr-161154
[INFO] extracting crate alex 0.1.31 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate alex 0.1.31
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate alex 0.1.31
[INFO] tweaked toml for crates.io crate alex 0.1.31 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate alex 0.1.31 on toolchain 49a6044d37d694890450f52ceaceb66277a36b1e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate alex 0.1.31 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" "+49a6044d37d694890450f52ceaceb66277a36b1e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6b5a829b0c4265ff9f149aee45de8bca0649cc5a9f10f958f4bc6760fca97468
[INFO] running `Command { std: "docker" "start" "6b5a829b0c4265ff9f149aee45de8bca0649cc5a9f10f958f4bc6760fca97468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b5a829b0c4265ff9f149aee45de8bca0649cc5a9f10f958f4bc6760fca97468", 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" "6b5a829b0c4265ff9f149aee45de8bca0649cc5a9f10f958f4bc6760fca97468" "/opt/rustwide/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b5a829b0c4265ff9f149aee45de8bca0649cc5a9f10f958f4bc6760fca97468", 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" "6b5a829b0c4265ff9f149aee45de8bca0649cc5a9f10f958f4bc6760fca97468" "/opt/rustwide/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `std::process::Command`
[INFO] [stdout]  --> src/harness_connect.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::process::Command;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::Command`
[INFO] [stdout]  --> src/harness_connect.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::process::Command;
[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 `agent_trace_bodies` is never used
[INFO] [stdout]     --> src/main.rs:7175:4
[INFO] [stdout]      |
[INFO] [stdout] 7175 | fn agent_trace_bodies(
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `preferred_claude_model` is never used
[INFO] [stdout]     --> src/harness_connect.rs:3857:4
[INFO] [stdout]      |
[INFO] [stdout] 3857 | fn preferred_claude_model(models: &[String]) -> &String {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 24s
[INFO] running `Command { std: "docker" "inspect" "6b5a829b0c4265ff9f149aee45de8bca0649cc5a9f10f958f4bc6760fca97468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b5a829b0c4265ff9f149aee45de8bca0649cc5a9f10f958f4bc6760fca97468", kill_on_drop: false }`
[INFO] [stdout] 6b5a829b0c4265ff9f149aee45de8bca0649cc5a9f10f958f4bc6760fca97468
