[INFO] fetching crate synth-ai-core 0.3.0...
[INFO] checking synth-ai-core-0.3.0 against master#ff647322379c48947c196639599067665ff9eb88 for pr-151539-1
[INFO] extracting crate synth-ai-core 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate synth-ai-core 0.3.0
[INFO] finished tweaking crates.io crate synth-ai-core 0.3.0
[INFO] tweaked toml for crates.io crate synth-ai-core 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate synth-ai-core 0.3.0 on toolchain ff647322379c48947c196639599067665ff9eb88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff647322379c48947c196639599067665ff9eb88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate synth-ai-core 0.3.0 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" "+ff647322379c48947c196639599067665ff9eb88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] cc222e9746d373d0d26d35ea7bea5c1b8dcec8dd9b94320d98200a5e49d291c2
[INFO] running `Command { std: "docker" "start" "cc222e9746d373d0d26d35ea7bea5c1b8dcec8dd9b94320d98200a5e49d291c2", 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" "cc222e9746d373d0d26d35ea7bea5c1b8dcec8dd9b94320d98200a5e49d291c2" "/opt/rustwide/cargo-home/bin/cargo" "+ff647322379c48947c196639599067665ff9eb88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc222e9746d373d0d26d35ea7bea5c1b8dcec8dd9b94320d98200a5e49d291c2", 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" "cc222e9746d373d0d26d35ea7bea5c1b8dcec8dd9b94320d98200a5e49d291c2" "/opt/rustwide/cargo-home/bin/cargo" "+ff647322379c48947c196639599067665ff9eb88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking synth-ai-core v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `resolve_rust_backend_url_override` is never used
[INFO] [stdout]   --> src/urls.rs:66:4
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn resolve_rust_backend_url_override() -> Option<String> {
[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 `resolve_rust_backend_url` is never used
[INFO] [stdout]    --> src/urls.rs:132:4
[INFO] [stdout]     |
[INFO] [stdout] 132 | fn resolve_rust_backend_url() -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `resolve_rust_backend_url_override` is never used
[INFO] [stdout]   --> src/urls.rs:66:4
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn resolve_rust_backend_url_override() -> Option<String> {
[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 `resolve_rust_backend_url` is never used
[INFO] [stdout]    --> src/urls.rs:132:4
[INFO] [stdout]     |
[INFO] [stdout] 132 | fn resolve_rust_backend_url() -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `Command { std: "docker" "inspect" "cc222e9746d373d0d26d35ea7bea5c1b8dcec8dd9b94320d98200a5e49d291c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc222e9746d373d0d26d35ea7bea5c1b8dcec8dd9b94320d98200a5e49d291c2", kill_on_drop: false }`
[INFO] [stdout] cc222e9746d373d0d26d35ea7bea5c1b8dcec8dd9b94320d98200a5e49d291c2
