[INFO] fetching crate neural_networks_rust 0.5.0...
[INFO] checking neural_networks_rust-0.5.0 against 1.95.0 for pr-155915
[INFO] extracting crate neural_networks_rust 0.5.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate neural_networks_rust 0.5.0
[INFO] finished tweaking crates.io crate neural_networks_rust 0.5.0
[INFO] tweaked toml for crates.io crate neural_networks_rust 0.5.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate neural_networks_rust 0.5.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate neural_networks_rust 0.5.0 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" "+1.95.0" "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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "575f6e3f18f72acc9b36d9e509532c311a760d6ab4a764050ef96514dc15ceaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "575f6e3f18f72acc9b36d9e509532c311a760d6ab4a764050ef96514dc15ceaa", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "774ab0dddea3f8e4804112ec184fca22bd9f40f98a488288fb582ec39fc0a744", kill_on_drop: false }`
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[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use]
[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 `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use]
[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 `0` is never read
[INFO] [stdout]  --> src/vision/image/ndarray_image.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Image(usize);
[INFO] [stdout]   |            ----- ^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `Image` has derived impls for the traits `Debug` and `Clone`, but these are 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: unused imports: `MatrixTrait`, `Matrix`, `image::ImageTrait`, and `image::Image`
[INFO] [stdout]  --> src/bin/test_arrayfire.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 |     linalg::{Matrix, MatrixTrait},
[INFO] [stdout]   |              ^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 6 |     vision::{image::Image, image::ImageTrait},
[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: `image`
[INFO] [stdout]   --> src/bin/test_image.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let image = Image::from_samples(
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_image`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `image`
[INFO] [stdout]   --> src/bin/test_image.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let image = Image::from_fn(2, 2, 1, 3, |x, y, z, s| {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_image`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `image`
[INFO] [stdout]   --> src/bin/test_image.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let image = Image::from_fn(2, 3, 3, 4, |x, y, z, s| {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_image`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `image`
[INFO] [stdout]   --> src/bin/test_avg_pooling.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let image = layer.forward(image);
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_image`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gradient`
[INFO] [stdout]   --> src/bin/test_avg_pooling.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let gradient = layer.backward(0, gradient);
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_gradient`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MatrixTrait`, `Matrix`, `image::ImageTrait`, and `image::Image`
[INFO] [stdout]  --> src/bin/test_arrayfire.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 |     linalg::{Matrix, MatrixTrait},
[INFO] [stdout]   |              ^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 6 |     vision::{image::Image, image::ImageTrait},
[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 `0` is never read
[INFO] [stdout]  --> src/vision/image/ndarray_image.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Image(usize);
[INFO] [stdout]   |            ----- ^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `Image` has derived impls for the traits `Debug` and `Clone`, but these are 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: unused variable: `image`
[INFO] [stdout]   --> src/bin/test_avg_pooling.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let image = layer.forward(image);
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_image`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gradient`
[INFO] [stdout]   --> src/bin/test_avg_pooling.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let gradient = layer.backward(0, gradient);
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_gradient`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `image`
[INFO] [stdout]   --> src/bin/test_image.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let image = Image::from_samples(
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_image`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `image`
[INFO] [stdout]   --> src/bin/test_image.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let image = Image::from_fn(2, 2, 1, 3, |x, y, z, s| {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_image`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `image`
[INFO] [stdout]   --> src/bin/test_image.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let image = Image::from_fn(2, 3, 3, 4, |x, y, z, s| {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_image`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 29s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: polars-plan v0.28.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "774ab0dddea3f8e4804112ec184fca22bd9f40f98a488288fb582ec39fc0a744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "774ab0dddea3f8e4804112ec184fca22bd9f40f98a488288fb582ec39fc0a744", kill_on_drop: false }`
[INFO] [stdout] 774ab0dddea3f8e4804112ec184fca22bd9f40f98a488288fb582ec39fc0a744
