[INFO] fetching crate autoagents-burn 0.3.0...
[INFO] checking autoagents-burn-0.3.0 against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] extracting crate autoagents-burn 0.3.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate autoagents-burn 0.3.0
[INFO] finished tweaking crates.io crate autoagents-burn 0.3.0
[INFO] tweaked toml for crates.io crate autoagents-burn 0.3.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate autoagents-burn 0.3.0 on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate autoagents-burn 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 763c3b47fa2e4e41c9e1ce9edcdddcc4090bb20790539920c3558f68d2d7c184
[INFO] running `Command { std: "docker" "start" "-a" "763c3b47fa2e4e41c9e1ce9edcdddcc4090bb20790539920c3558f68d2d7c184", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "763c3b47fa2e4e41c9e1ce9edcdddcc4090bb20790539920c3558f68d2d7c184", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "763c3b47fa2e4e41c9e1ce9edcdddcc4090bb20790539920c3558f68d2d7c184", kill_on_drop: false }`
[INFO] [stdout] 763c3b47fa2e4e41c9e1ce9edcdddcc4090bb20790539920c3558f68d2d7c184
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 621e6af5ab4b29ad40d983febfff81cede63dfa6fd2f6a84b0cd45e57ca67484
[INFO] running `Command { std: "docker" "start" "-a" "621e6af5ab4b29ad40d983febfff81cede63dfa6fd2f6a84b0cd45e57ca67484", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `crate::model::llama::nn::transformer::TransformerRecord`
[INFO] [stdout]   --> src/model/llama/nn/llama/base.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::model::llama::nn::transformer::TransformerRecord;
[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: `burn::record::Recorder`
[INFO] [stdout]   --> src/model/llama/nn/llama/base.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use burn::record::Recorder;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HalfPrecisionSettings`
[INFO] [stdout]   --> src/model/llama/nn/llama/base.rs:16:28
[INFO] [stdout]    |
[INFO] [stdout] 16 |     record::{FileRecorder, HalfPrecisionSettings, RecorderError},
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::model::llama::nn::transformer::TransformerRecord`
[INFO] [stdout]   --> src/model/llama/nn/llama/base.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::model::llama::nn::transformer::TransformerRecord;
[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: `burn::record::Recorder`
[INFO] [stdout]   --> src/model/llama/nn/llama/base.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use burn::record::Recorder;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HalfPrecisionSettings`
[INFO] [stdout]   --> src/model/llama/nn/llama/base.rs:16:28
[INFO] [stdout]    |
[INFO] [stdout] 16 |     record::{FileRecorder, HalfPrecisionSettings, RecorderError},
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `LlamaChat` is never constructed
[INFO] [stdout]   --> src/model/llama/chat.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct LlamaChat<B: Backend, T: Tokenizer> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `TinyLLama` and `Llama3` are never constructed
[INFO] [stdout]   --> src/model/llama/chat.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub(crate) enum LLamaModel {
[INFO] [stdout]    |                 ---------- variants in this enum
[INFO] [stdout] 22 |     TinyLLama,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 23 |     Llama3,
[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 `spawn_blocking` is never used
[INFO] [stdout]   --> src/utils.rs:68:14
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub async fn spawn_blocking<F, R>(f: F) -> Result<R, String>
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `autoagents-burn` (lib) due to 1 previous error; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: struct `LlamaChat` is never constructed
[INFO] [stdout]   --> src/model/llama/chat.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct LlamaChat<B: Backend, T: Tokenizer> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `TinyLLama` and `Llama3` are never constructed
[INFO] [stdout]   --> src/model/llama/chat.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub(crate) enum LLamaModel {
[INFO] [stdout]    |                 ---------- variants in this enum
[INFO] [stdout] 22 |     TinyLLama,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 23 |     Llama3,
[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 `spawn_blocking` is never used
[INFO] [stdout]   --> src/utils.rs:68:14
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub async fn spawn_blocking<F, R>(f: F) -> Result<R, String>
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `autoagents-burn` (lib test) due to 1 previous error; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "621e6af5ab4b29ad40d983febfff81cede63dfa6fd2f6a84b0cd45e57ca67484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "621e6af5ab4b29ad40d983febfff81cede63dfa6fd2f6a84b0cd45e57ca67484", kill_on_drop: false }`
[INFO] [stdout] 621e6af5ab4b29ad40d983febfff81cede63dfa6fd2f6a84b0cd45e57ca67484
