[INFO] cloning repository https://github.com/grejioh/ruru
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grejioh/ruru" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrejioh%2Fruru", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrejioh%2Fruru'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce488548882cbcdfc808adc58bb3ebffa71b81ea
[INFO] testing grejioh/ruru against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrejioh%2Fruru" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/grejioh/ruru
[INFO] finished tweaking git repo https://github.com/grejioh/ruru
[INFO] tweaked toml for git repo https://github.com/grejioh/ruru written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/grejioh/ruru on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/grejioh/ruru 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e972b0aadb6fbe61386bfe3403c5cc298d628b3ccf79086e5c99975e042c2b2
[INFO] running `Command { std: "docker" "start" "-a" "3e972b0aadb6fbe61386bfe3403c5cc298d628b3ccf79086e5c99975e042c2b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e972b0aadb6fbe61386bfe3403c5cc298d628b3ccf79086e5c99975e042c2b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e972b0aadb6fbe61386bfe3403c5cc298d628b3ccf79086e5c99975e042c2b2", kill_on_drop: false }`
[INFO] [stdout] 3e972b0aadb6fbe61386bfe3403c5cc298d628b3ccf79086e5c99975e042c2b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 361dd6391e9d231b94a1a23f857046454de6237deb7d5bfa17f91c2e20c9994d
[INFO] running `Command { std: "docker" "start" "-a" "361dd6391e9d231b94a1a23f857046454de6237deb7d5bfa17f91c2e20c9994d", kill_on_drop: false }`
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[INFO] [stderr]    Compiling rustls-webpki v0.103.9
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[INFO] [stderr]    Compiling tokio-rustls v0.26.4
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[INFO] [stderr]    Compiling hyper-rustls v0.27.7
[INFO] [stderr]    Compiling reqwest v0.13.2
[INFO] [stderr]    Compiling ruru v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `llm_provider`
[INFO] [stdout]    --> src/main.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |     let llm_provider = LLMProvider::new(&api_key, &base_url, &model);
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_llm_provider`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]    --> src/main.rs:211:9
[INFO] [stdout]     |
[INFO] [stdout] 211 |     let message = &choice["message"];
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `usage`
[INFO] [stdout]    --> src/main.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 213 |     let usage = response_body.get("usage").map(|u| Usage {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_usage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `input_tokens` and `output_tokens` are never read
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Usage {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 21 |     input_tokens: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 22 |     output_tokens: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `client`, `base_url`, `api_key`, and `model` are never read
[INFO] [stdout]   --> src/main.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 70 | struct LLMProvider {
[INFO] [stdout]    |        ----------- fields in this struct
[INFO] [stdout] 71 |     client: Client,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 72 |     base_url: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 73 |     api_key: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 74 |     model: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `format_messages` and `format_tools` are never used
[INFO] [stdout]    --> src/main.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout]  93 | impl LLMProvider {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 103 |     fn format_messages(&self, messages: &[Message]) -> Vec<Value> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 126 |     fn format_tools(&self, tools: &[ToolSchema]) -> Vec<Value> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 58s
[INFO] running `Command { std: "docker" "inspect" "361dd6391e9d231b94a1a23f857046454de6237deb7d5bfa17f91c2e20c9994d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "361dd6391e9d231b94a1a23f857046454de6237deb7d5bfa17f91c2e20c9994d", kill_on_drop: false }`
[INFO] [stdout] 361dd6391e9d231b94a1a23f857046454de6237deb7d5bfa17f91c2e20c9994d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 662c8285362e32a0c9d55600ed7717bb5300a2e68c82a3a1d4546482decbf7a8
[INFO] running `Command { std: "docker" "start" "-a" "662c8285362e32a0c9d55600ed7717bb5300a2e68c82a3a1d4546482decbf7a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruru v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `llm_provider`
[INFO] [stdout]    --> src/main.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |     let llm_provider = LLMProvider::new(&api_key, &base_url, &model);
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_llm_provider`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]    --> src/main.rs:211:9
[INFO] [stdout]     |
[INFO] [stdout] 211 |     let message = &choice["message"];
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `usage`
[INFO] [stdout]    --> src/main.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 213 |     let usage = response_body.get("usage").map(|u| Usage {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_usage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `input_tokens` and `output_tokens` are never read
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Usage {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 21 |     input_tokens: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 22 |     output_tokens: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `client`, `base_url`, `api_key`, and `model` are never read
[INFO] [stdout]   --> src/main.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 70 | struct LLMProvider {
[INFO] [stdout]    |        ----------- fields in this struct
[INFO] [stdout] 71 |     client: Client,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 72 |     base_url: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 73 |     api_key: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 74 |     model: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `format_messages` and `format_tools` are never used
[INFO] [stdout]    --> src/main.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout]  93 | impl LLMProvider {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 103 |     fn format_messages(&self, messages: &[Message]) -> Vec<Value> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 126 |     fn format_tools(&self, tools: &[ToolSchema]) -> Vec<Value> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "662c8285362e32a0c9d55600ed7717bb5300a2e68c82a3a1d4546482decbf7a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "662c8285362e32a0c9d55600ed7717bb5300a2e68c82a3a1d4546482decbf7a8", kill_on_drop: false }`
[INFO] [stdout] 662c8285362e32a0c9d55600ed7717bb5300a2e68c82a3a1d4546482decbf7a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d94270b8d915534845a32f097ce9b22f1a6913160c7c51e15edd0fcf1215fdd6
[INFO] running `Command { std: "docker" "start" "-a" "d94270b8d915534845a32f097ce9b22f1a6913160c7c51e15edd0fcf1215fdd6", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `llm_provider`
[INFO] [stderr]    --> src/main.rs:150:9
[INFO] [stderr]     |
[INFO] [stderr] 150 |     let llm_provider = LLMProvider::new(&api_key, &base_url, &model);
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_llm_provider`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `message`
[INFO] [stderr]    --> src/main.rs:211:9
[INFO] [stderr]     |
[INFO] [stderr] 211 |     let message = &choice["message"];
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `usage`
[INFO] [stderr]    --> src/main.rs:213:9
[INFO] [stderr]     |
[INFO] [stderr] 213 |     let usage = response_body.get("usage").map(|u| Usage {
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_usage`
[INFO] [stderr] 
[INFO] [stderr] warning: fields `input_tokens` and `output_tokens` are never read
[INFO] [stderr]   --> src/main.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub struct Usage {
[INFO] [stderr]    |            ----- fields in this struct
[INFO] [stderr] 21 |     input_tokens: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 22 |     output_tokens: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `client`, `base_url`, `api_key`, and `model` are never read
[INFO] [stderr]   --> src/main.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 70 | struct LLMProvider {
[INFO] [stderr]    |        ----------- fields in this struct
[INFO] [stderr] 71 |     client: Client,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 72 |     base_url: String,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 73 |     api_key: String,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 74 |     model: String,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `format_messages` and `format_tools` are never used
[INFO] [stderr]    --> src/main.rs:103:8
[INFO] [stderr]     |
[INFO] [stderr]  93 | impl LLMProvider {
[INFO] [stderr]     | ---------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 103 |     fn format_messages(&self, messages: &[Message]) -> Vec<Value> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 126 |     fn format_tools(&self, tools: &[ToolSchema]) -> Vec<Value> {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ruru` (bin "ruru" test) generated 6 warnings (run `cargo fix --bin "ruru" -p ruru --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ruru-be52462815917aa5)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d94270b8d915534845a32f097ce9b22f1a6913160c7c51e15edd0fcf1215fdd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d94270b8d915534845a32f097ce9b22f1a6913160c7c51e15edd0fcf1215fdd6", kill_on_drop: false }`
[INFO] [stdout] d94270b8d915534845a32f097ce9b22f1a6913160c7c51e15edd0fcf1215fdd6
