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[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cpaika/rust-ml" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcpaika%2Frust-ml", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3a30630e0add5332f31b82a7d230e9c53cf6b53
[INFO] building cpaika/rust-ml against try#58b1b3c5342a414c161338871f8004258ccef2a7 for pr-149937
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcpaika%2Frust-ml" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cpaika/rust-ml
[INFO] finished tweaking git repo https://github.com/cpaika/rust-ml
[INFO] tweaked toml for git repo https://github.com/cpaika/rust-ml written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cpaika/rust-ml on toolchain 58b1b3c5342a414c161338871f8004258ccef2a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cpaika/rust-ml 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" "+58b1b3c5342a414c161338871f8004258ccef2a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 5b46f212052d76a1bb4a93fabc2740c9f4c571ac9eae125bceba5c747f37556d
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[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
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[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling clap v4.5.53
[INFO] [stderr]    Compiling wasm-serve v0.1.0 (/opt/rustwide/workdir/wasm-serve)
[INFO] [stderr]    Compiling perceptron v0.1.0 (/opt/rustwide/workdir/perceptron)
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.106
[INFO] [stderr]    Compiling js-sys v0.3.83
[INFO] [stderr]    Compiling web-sys v0.3.83
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.56
[INFO] [stderr]    Compiling numbers-browser v0.1.0 (/opt/rustwide/workdir/numbers-browser)
[INFO] [stderr]    Compiling neural v0.1.0 (/opt/rustwide/workdir/libs/neural)
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> libs/neural/src/gpu_network.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::Arc;
[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 variable: `lr_scaled`
[INFO] [stdout]    --> libs/neural/src/gpu_network.rs:455:13
[INFO] [stdout]     |
[INFO] [stdout] 455 |         let lr_scaled = -learning_rate / batch_size as f32;
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lr_scaled`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `label`
[INFO] [stdout]    --> libs/neural/src/gpu_network.rs:470:22
[INFO] [stdout]     |
[INFO] [stdout] 470 |         for (input, &label) in inputs.iter().zip(labels.iter()) {
[INFO] [stdout]     |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `label` is never read
[INFO] [stdout]   --> libs/neural/src/gpu_buffers.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct GpuBuffer {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     label: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling neural-viz v0.1.0 (/opt/rustwide/workdir/neural-viz)
[INFO] [stdout] warning: unused import: `WeightSyncState`
[INFO] [stdout]  --> neural-viz/src/viz.rs:6:26
[INFO] [stdout]   |
[INFO] [stdout] 6 | use neural::{GpuNetwork, WeightSyncState};
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `train_digits` is never read
[INFO] [stdout]    --> neural-viz/src/viz.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 126 | struct State {
[INFO] [stdout]     |        ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 129 |     train_digits: Vec<Digit>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "5b46f212052d76a1bb4a93fabc2740c9f4c571ac9eae125bceba5c747f37556d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b46f212052d76a1bb4a93fabc2740c9f4c571ac9eae125bceba5c747f37556d", kill_on_drop: false }`
[INFO] [stdout] 5b46f212052d76a1bb4a93fabc2740c9f4c571ac9eae125bceba5c747f37556d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5cf86c3c0faf930fe4864a6a9391e080fa65dee259263a7bced5d25e456f2d32
[INFO] running `Command { std: "docker" "start" "-a" "5cf86c3c0faf930fe4864a6a9391e080fa65dee259263a7bced5d25e456f2d32", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.56
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling nu-ansi-term v0.50.3
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling spirv v0.3.0+sdk-1.3.268.0
[INFO] [stderr]    Compiling gpu-descriptor-types v0.2.0
[INFO] [stderr]    Compiling gpu-alloc-types v0.3.0
[INFO] [stderr]    Compiling wgpu-types v23.0.0
[INFO] [stderr]    Compiling gpu-descriptor v0.3.2
[INFO] [stderr]    Compiling gpu-alloc v0.6.0
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling perceptron v0.1.0 (/opt/rustwide/workdir/perceptron)
[INFO] [stderr]    Compiling common v0.1.0 (/opt/rustwide/workdir/libs/common)
[INFO] [stderr]    Compiling naga v23.1.0
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling wasm-serve v0.1.0 (/opt/rustwide/workdir/wasm-serve)
[INFO] [stderr]    Compiling wasm-bindgen-test v0.3.56
[INFO] [stderr]    Compiling numbers-browser v0.1.0 (/opt/rustwide/workdir/numbers-browser)
[INFO] [stderr]    Compiling wgpu-hal v23.0.1
[INFO] [stderr]    Compiling wgpu-core v23.0.1
[INFO] [stderr]    Compiling wgpu v23.0.1
[INFO] [stderr]    Compiling neural v0.1.0 (/opt/rustwide/workdir/libs/neural)
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> libs/neural/src/gpu_network.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::Arc;
[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 variable: `lr_scaled`
[INFO] [stdout]    --> libs/neural/src/gpu_network.rs:455:13
[INFO] [stdout]     |
[INFO] [stdout] 455 |         let lr_scaled = -learning_rate / batch_size as f32;
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lr_scaled`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `label`
[INFO] [stdout]    --> libs/neural/src/gpu_network.rs:470:22
[INFO] [stdout]     |
[INFO] [stdout] 470 |         for (input, &label) in inputs.iter().zip(labels.iter()) {
[INFO] [stdout]     |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `label` is never read
[INFO] [stdout]   --> libs/neural/src/gpu_buffers.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct GpuBuffer {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     label: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling neural-viz v0.1.0 (/opt/rustwide/workdir/neural-viz)
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> libs/neural/src/gpu_network.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::Arc;
[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 variable: `lr_scaled`
[INFO] [stdout]    --> libs/neural/src/gpu_network.rs:455:13
[INFO] [stdout]     |
[INFO] [stdout] 455 |         let lr_scaled = -learning_rate / batch_size as f32;
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lr_scaled`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `label`
[INFO] [stdout]    --> libs/neural/src/gpu_network.rs:470:22
[INFO] [stdout]     |
[INFO] [stdout] 470 |         for (input, &label) in inputs.iter().zip(labels.iter()) {
[INFO] [stdout]     |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WeightSyncState`
[INFO] [stdout]  --> neural-viz/src/viz.rs:6:26
[INFO] [stdout]   |
[INFO] [stdout] 6 | use neural::{GpuNetwork, WeightSyncState};
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `label` is never read
[INFO] [stdout]   --> libs/neural/src/gpu_buffers.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct GpuBuffer {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     label: 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: unused import: `WeightSyncState`
[INFO] [stdout]  --> neural-viz/src/viz.rs:6:26
[INFO] [stdout]   |
[INFO] [stdout] 6 | use neural::{GpuNetwork, WeightSyncState};
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `train_digits` is never read
[INFO] [stdout]    --> neural-viz/src/viz.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 126 | struct State {
[INFO] [stdout]     |        ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 129 |     train_digits: Vec<Digit>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_total_batches`
[INFO] [stdout]    --> neural-viz/src/gpu_training_tests.rs:274:13
[INFO] [stdout]     |
[INFO] [stdout] 274 |         let num_total_batches = total_samples / BATCH_SIZE;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_total_batches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `train_digits` is never read
[INFO] [stdout]    --> neural-viz/src/viz.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 126 | struct State {
[INFO] [stdout]     |        ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 129 |     train_digits: Vec<Digit>,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 22.41s
[INFO] running `Command { std: "docker" "inspect" "5cf86c3c0faf930fe4864a6a9391e080fa65dee259263a7bced5d25e456f2d32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cf86c3c0faf930fe4864a6a9391e080fa65dee259263a7bced5d25e456f2d32", kill_on_drop: false }`
[INFO] [stdout] 5cf86c3c0faf930fe4864a6a9391e080fa65dee259263a7bced5d25e456f2d32
