[INFO] cloning repository https://github.com/ChosunOne/burn_template
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ChosunOne/burn_template" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChosunOne%2Fburn_template", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChosunOne%2Fburn_template'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 456c63f3c41dd39e4935e570e0c4446ab92f67c2
[INFO] testing ChosunOne/burn_template against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChosunOne%2Fburn_template" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ChosunOne/burn_template
[INFO] finished tweaking git repo https://github.com/ChosunOne/burn_template
[INFO] tweaked toml for git repo https://github.com/ChosunOne/burn_template written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ChosunOne/burn_template on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ChosunOne/burn_template 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-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2622e984ecd4c8069c56e66972ef0ec506548c2bea3d79f3e721ba2ef4da8919
[INFO] running `Command { std: "docker" "start" "-a" "2622e984ecd4c8069c56e66972ef0ec506548c2bea3d79f3e721ba2ef4da8919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2622e984ecd4c8069c56e66972ef0ec506548c2bea3d79f3e721ba2ef4da8919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2622e984ecd4c8069c56e66972ef0ec506548c2bea3d79f3e721ba2ef4da8919", kill_on_drop: false }`
[INFO] [stdout] 2622e984ecd4c8069c56e66972ef0ec506548c2bea3d79f3e721ba2ef4da8919
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6605cd0e46617a6632a43cca2a25a491e17feefeb3c42446c4ec38c8cae5a65d
[INFO] running `Command { std: "docker" "start" "-a" "6605cd0e46617a6632a43cca2a25a491e17feefeb3c42446c4ec38c8cae5a65d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
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[INFO] [stderr]    Compiling libsqlite3-sys v0.27.0
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[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling futures-intrusive v0.5.0
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling pollster v0.3.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling crossterm v0.27.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.12
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling nvml-wrapper-sys v0.7.0
[INFO] [stderr]    Compiling indoc v2.0.5
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling bytesize v1.3.0
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]    Compiling jpeg-decoder v0.3.1
[INFO] [stderr]    Compiling sysinfo v0.30.11
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling systemstat v0.2.3
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr]    Compiling sanitize-filename v0.5.0
[INFO] [stderr]    Compiling stability v0.1.1
[INFO] [stderr]    Compiling darling_core v0.20.8
[INFO] [stderr]    Compiling serde_derive v1.0.200
[INFO] [stderr]    Compiling thiserror-impl v1.0.59
[INFO] [stderr]    Compiling derive-new v0.6.0
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]    Compiling burn-derive v0.13.2
[INFO] [stderr]    Compiling tracing-appender v0.2.3
[INFO] [stderr]    Compiling strum v0.25.0
[INFO] [stderr]    Compiling darling_macro v0.20.8
[INFO] [stderr]    Compiling darling v0.20.8
[INFO] [stderr]    Compiling wrapcenum-derive v0.4.1
[INFO] [stderr]    Compiling nvml-wrapper v0.9.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling burn-common v0.13.2
[INFO] [stderr]    Compiling faster-hex v0.9.0
[INFO] [stderr]    Compiling rmp-serde v1.3.0
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling bincode v2.0.0-rc.3
[INFO] [stderr]    Compiling gix-hash v0.13.3
[INFO] [stderr]    Compiling gix-features v0.36.1
[INFO] [stderr]    Compiling exr v1.72.0
[INFO] [stderr]    Compiling gix-fs v0.8.1
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling burn-tensor v0.13.2
[INFO] [stderr]    Compiling gpu-descriptor v0.2.4
[INFO] [stderr]    Compiling hashlink v0.8.4
[INFO] [stderr]    Compiling dashmap v5.5.3
[INFO] [stderr]    Compiling lru v0.12.3
[INFO] [stderr]    Compiling gix-tempfile v11.0.1
[INFO] [stderr]    Compiling ratatui v0.25.0
[INFO] [stderr]    Compiling rusqlite v0.30.0
[INFO] [stderr]    Compiling burn-compute v0.13.2
[INFO] [stderr]    Compiling text_placeholder v0.5.0
[INFO] [stderr]    Compiling naga v0.19.2
[INFO] [stderr]    Compiling burn-fusion v0.13.2
[INFO] [stderr]    Compiling burn-autodiff v0.13.2
[INFO] [stderr]    Compiling serde_rusqlite v0.34.0
[INFO] [stderr]    Compiling r2d2_sqlite v0.23.0
[INFO] [stderr]    Compiling image v0.24.9
[INFO] [stderr]    Compiling burn-jit v0.13.2
[INFO] [stderr]    Compiling burn-dataset v0.13.2
[INFO] [stderr]    Compiling burn-wgpu v0.13.2
[INFO] [stderr]    Compiling burn-core v0.13.2
[INFO] [stderr]    Compiling burn-train v0.13.2
[INFO] [stderr]    Compiling burn v0.13.2
[INFO] [stderr]    Compiling burn_template v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/model/classification.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | /         Model {
[INFO] [stdout] 58 | |             activation: Relu::new(),
[INFO] [stdout] 59 | |             dropout: DropoutConfig::new(self.dropout).init(),
[INFO] [stdout] 60 | |             ..todo!()
[INFO] [stdout]    | |               ------- any code following this expression is unreachable
[INFO] [stdout] 61 | |         }
[INFO] [stdout]    | |_________^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/model/regression.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | /         Model {
[INFO] [stdout] 58 | |             activation: Relu::new(),
[INFO] [stdout] 59 | |             dropout: DropoutConfig::new(self.dropout).init(),
[INFO] [stdout] 60 | |             ..todo!()
[INFO] [stdout]    | |               ------- any code following this expression is unreachable
[INFO] [stdout] 61 | |         }
[INFO] [stdout]    | |_________^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `items`
[INFO] [stdout]   --> src/data/classification.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn batch(&self, items: Vec<DatasetItem>) -> Batch<B> {
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_items`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/data/classification.rs:53:19
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn get(&self, index: usize) -> Option<DatasetItem> {
[INFO] [stdout]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `items`
[INFO] [stdout]   --> src/data/regression.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn batch(&self, items: Vec<DatasetItem>) -> Batch<B> {
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_items`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/data/regression.rs:53:19
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn get(&self, index: usize) -> Option<DatasetItem> {
[INFO] [stdout]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inputs`
[INFO] [stdout]   --> src/model/classification.rs:18:27
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn forward(&self, inputs: Tensor<B, 1>) -> Tensor<B, 2> {
[INFO] [stdout]    |                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `device`
[INFO] [stdout]   --> src/model/classification.rs:56:36
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn init<B: Backend>(&self, device: &B::Device) -> Model<B> {
[INFO] [stdout]    |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_device`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inputs`
[INFO] [stdout]   --> src/model/regression.rs:21:27
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn forward(&self, inputs: Tensor<B, 1>) -> Tensor<B, 2> {
[INFO] [stdout]    |                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `device`
[INFO] [stdout]   --> src/model/regression.rs:56:36
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn init<B: Backend>(&self, device: &B::Device) -> Model<B> {
[INFO] [stdout]    |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_device`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `device` is never read
[INFO] [stdout]   --> src/data/classification.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct DatasetBatcher<B: Backend> {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 15 |     device: B::Device,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DatasetBatcher` has a derived impl for the trait `Clone`, but this is 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 `device` is never read
[INFO] [stdout]   --> src/data/regression.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct DatasetBatcher<B: Backend> {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 15 |     device: B::Device,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DatasetBatcher` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 05s
[INFO] running `Command { std: "docker" "inspect" "6605cd0e46617a6632a43cca2a25a491e17feefeb3c42446c4ec38c8cae5a65d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6605cd0e46617a6632a43cca2a25a491e17feefeb3c42446c4ec38c8cae5a65d", kill_on_drop: false }`
[INFO] [stdout] 6605cd0e46617a6632a43cca2a25a491e17feefeb3c42446c4ec38c8cae5a65d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f54d6ab2c228a0069acd9614943c5a0c43d629fd5ca10a35e4b324c249c2aa90
[INFO] running `Command { std: "docker" "start" "-a" "f54d6ab2c228a0069acd9614943c5a0c43d629fd5ca10a35e4b324c249c2aa90", kill_on_drop: false }`
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/model/classification.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | /         Model {
[INFO] [stdout] 58 | |             activation: Relu::new(),
[INFO] [stdout] 59 | |             dropout: DropoutConfig::new(self.dropout).init(),
[INFO] [stdout] 60 | |             ..todo!()
[INFO] [stdout]    | |               ------- any code following this expression is unreachable
[INFO] [stdout] 61 | |         }
[INFO] [stdout]    | |_________^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling burn_template v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/model/regression.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | /         Model {
[INFO] [stdout] 58 | |             activation: Relu::new(),
[INFO] [stdout] 59 | |             dropout: DropoutConfig::new(self.dropout).init(),
[INFO] [stdout] 60 | |             ..todo!()
[INFO] [stdout]    | |               ------- any code following this expression is unreachable
[INFO] [stdout] 61 | |         }
[INFO] [stdout]    | |_________^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `items`
[INFO] [stdout]   --> src/data/classification.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn batch(&self, items: Vec<DatasetItem>) -> Batch<B> {
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_items`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/data/classification.rs:53:19
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn get(&self, index: usize) -> Option<DatasetItem> {
[INFO] [stdout]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `items`
[INFO] [stdout]   --> src/data/regression.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn batch(&self, items: Vec<DatasetItem>) -> Batch<B> {
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_items`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/data/regression.rs:53:19
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn get(&self, index: usize) -> Option<DatasetItem> {
[INFO] [stdout]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inputs`
[INFO] [stdout]   --> src/model/classification.rs:18:27
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn forward(&self, inputs: Tensor<B, 1>) -> Tensor<B, 2> {
[INFO] [stdout]    |                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `device`
[INFO] [stdout]   --> src/model/classification.rs:56:36
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn init<B: Backend>(&self, device: &B::Device) -> Model<B> {
[INFO] [stdout]    |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_device`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inputs`
[INFO] [stdout]   --> src/model/regression.rs:21:27
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn forward(&self, inputs: Tensor<B, 1>) -> Tensor<B, 2> {
[INFO] [stdout]    |                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `device`
[INFO] [stdout]   --> src/model/regression.rs:56:36
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn init<B: Backend>(&self, device: &B::Device) -> Model<B> {
[INFO] [stdout]    |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_device`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `device` is never read
[INFO] [stdout]   --> src/data/classification.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct DatasetBatcher<B: Backend> {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 15 |     device: B::Device,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DatasetBatcher` has a derived impl for the trait `Clone`, but this is 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 `device` is never read
[INFO] [stdout]   --> src/data/regression.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct DatasetBatcher<B: Backend> {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 15 |     device: B::Device,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DatasetBatcher` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/model/classification.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | /         Model {
[INFO] [stdout] 58 | |             activation: Relu::new(),
[INFO] [stdout] 59 | |             dropout: DropoutConfig::new(self.dropout).init(),
[INFO] [stdout] 60 | |             ..todo!()
[INFO] [stdout]    | |               ------- any code following this expression is unreachable
[INFO] [stdout] 61 | |         }
[INFO] [stdout]    | |_________^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/model/regression.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | /         Model {
[INFO] [stdout] 58 | |             activation: Relu::new(),
[INFO] [stdout] 59 | |             dropout: DropoutConfig::new(self.dropout).init(),
[INFO] [stdout] 60 | |             ..todo!()
[INFO] [stdout]    | |               ------- any code following this expression is unreachable
[INFO] [stdout] 61 | |         }
[INFO] [stdout]    | |_________^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `items`
[INFO] [stdout]   --> src/data/classification.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn batch(&self, items: Vec<DatasetItem>) -> Batch<B> {
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_items`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/data/classification.rs:53:19
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn get(&self, index: usize) -> Option<DatasetItem> {
[INFO] [stdout]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `items`
[INFO] [stdout]   --> src/data/regression.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn batch(&self, items: Vec<DatasetItem>) -> Batch<B> {
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_items`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/data/regression.rs:53:19
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn get(&self, index: usize) -> Option<DatasetItem> {
[INFO] [stdout]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inputs`
[INFO] [stdout]   --> src/model/classification.rs:18:27
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn forward(&self, inputs: Tensor<B, 1>) -> Tensor<B, 2> {
[INFO] [stdout]    |                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `device`
[INFO] [stdout]   --> src/model/classification.rs:56:36
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn init<B: Backend>(&self, device: &B::Device) -> Model<B> {
[INFO] [stdout]    |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_device`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inputs`
[INFO] [stdout]   --> src/model/regression.rs:21:27
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn forward(&self, inputs: Tensor<B, 1>) -> Tensor<B, 2> {
[INFO] [stdout]    |                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `device`
[INFO] [stdout]   --> src/model/regression.rs:56:36
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn init<B: Backend>(&self, device: &B::Device) -> Model<B> {
[INFO] [stdout]    |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_device`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `device` is never read
[INFO] [stdout]   --> src/data/classification.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct DatasetBatcher<B: Backend> {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 15 |     device: B::Device,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DatasetBatcher` has a derived impl for the trait `Clone`, but this is 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 `device` is never read
[INFO] [stdout]   --> src/data/regression.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct DatasetBatcher<B: Backend> {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 15 |     device: B::Device,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DatasetBatcher` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `Command { std: "docker" "inspect" "f54d6ab2c228a0069acd9614943c5a0c43d629fd5ca10a35e4b324c249c2aa90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f54d6ab2c228a0069acd9614943c5a0c43d629fd5ca10a35e4b324c249c2aa90", kill_on_drop: false }`
[INFO] [stdout] f54d6ab2c228a0069acd9614943c5a0c43d629fd5ca10a35e4b324c249c2aa90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 766e0d88e058eae52f8a7c3dffbdadbdda9028b3fd3369e6e6f0b54b96de3ff4
[INFO] running `Command { std: "docker" "start" "-a" "766e0d88e058eae52f8a7c3dffbdadbdda9028b3fd3369e6e6f0b54b96de3ff4", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/model/classification.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 | /         Model {
[INFO] [stderr] 58 | |             activation: Relu::new(),
[INFO] [stderr] 59 | |             dropout: DropoutConfig::new(self.dropout).init(),
[INFO] [stderr] 60 | |             ..todo!()
[INFO] [stderr]    | |               ------- any code following this expression is unreachable
[INFO] [stderr] 61 | |         }
[INFO] [stderr]    | |_________^ unreachable expression
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/model/regression.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 | /         Model {
[INFO] [stderr] 58 | |             activation: Relu::new(),
[INFO] [stderr] 59 | |             dropout: DropoutConfig::new(self.dropout).init(),
[INFO] [stderr] 60 | |             ..todo!()
[INFO] [stderr]    | |               ------- any code following this expression is unreachable
[INFO] [stderr] 61 | |         }
[INFO] [stderr]    | |_________^ unreachable expression
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `items`
[INFO] [stderr]   --> src/data/classification.rs:31:21
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn batch(&self, items: Vec<DatasetItem>) -> Batch<B> {
[INFO] [stderr]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_items`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]   --> src/data/classification.rs:53:19
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn get(&self, index: usize) -> Option<DatasetItem> {
[INFO] [stderr]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `items`
[INFO] [stderr]   --> src/data/regression.rs:31:21
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn batch(&self, items: Vec<DatasetItem>) -> Batch<B> {
[INFO] [stderr]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_items`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]   --> src/data/regression.rs:53:19
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn get(&self, index: usize) -> Option<DatasetItem> {
[INFO] [stderr]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `inputs`
[INFO] [stderr]   --> src/model/classification.rs:18:27
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn forward(&self, inputs: Tensor<B, 1>) -> Tensor<B, 2> {
[INFO] [stderr]    |                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `device`
[INFO] [stderr]   --> src/model/classification.rs:56:36
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn init<B: Backend>(&self, device: &B::Device) -> Model<B> {
[INFO] [stderr]    |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_device`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `inputs`
[INFO] [stderr]   --> src/model/regression.rs:21:27
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn forward(&self, inputs: Tensor<B, 1>) -> Tensor<B, 2> {
[INFO] [stderr]    |                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `device`
[INFO] [stderr]   --> src/model/regression.rs:56:36
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn init<B: Backend>(&self, device: &B::Device) -> Model<B> {
[INFO] [stderr]    |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_device`
[INFO] [stderr] 
[INFO] [stderr] warning: field `device` is never read
[INFO] [stderr]   --> src/data/classification.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub struct DatasetBatcher<B: Backend> {
[INFO] [stderr]    |            -------------- field in this struct
[INFO] [stderr] 15 |     device: B::Device,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DatasetBatcher` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `device` is never read
[INFO] [stderr]   --> src/data/regression.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub struct DatasetBatcher<B: Backend> {
[INFO] [stderr]    |            -------------- field in this struct
[INFO] [stderr] 15 |     device: B::Device,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DatasetBatcher` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `burn_template` (lib) generated 12 warnings (run `cargo fix --lib -p burn_template` to apply 8 suggestions)
[INFO] [stderr] warning: `burn_template` (lib test) generated 12 warnings (12 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/burn_template-203ab40adc202f47)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/burn_template-5fc621ebf9ecd6ed)
[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] [stderr]    Doc-tests burn_template
[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" "766e0d88e058eae52f8a7c3dffbdadbdda9028b3fd3369e6e6f0b54b96de3ff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "766e0d88e058eae52f8a7c3dffbdadbdda9028b3fd3369e6e6f0b54b96de3ff4", kill_on_drop: false }`
[INFO] [stdout] 766e0d88e058eae52f8a7c3dffbdadbdda9028b3fd3369e6e6f0b54b96de3ff4
