[INFO] fetching crate fksainetwork 0.2.0...
[INFO] testing fksainetwork-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate fksainetwork 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate fksainetwork 0.2.0
[INFO] finished tweaking crates.io crate fksainetwork 0.2.0
[INFO] tweaked toml for crates.io crate fksainetwork 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fksainetwork 0.2.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 23 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 900a03348c88c5e28518c28b0478119c537c0e38f620d3449bad198124d7f193
[INFO] running `Command { std: "docker" "start" "-a" "900a03348c88c5e28518c28b0478119c537c0e38f620d3449bad198124d7f193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "900a03348c88c5e28518c28b0478119c537c0e38f620d3449bad198124d7f193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "900a03348c88c5e28518c28b0478119c537c0e38f620d3449bad198124d7f193", kill_on_drop: false }`
[INFO] [stdout] 900a03348c88c5e28518c28b0478119c537c0e38f620d3449bad198124d7f193
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b957eb50caa6da65503af91b1dfd13c61607843b5d499927f1b803d97c3d9e82
[INFO] running `Command { std: "docker" "start" "-a" "b957eb50caa6da65503af91b1dfd13c61607843b5d499927f1b803d97c3d9e82", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]    Compiling unty v0.0.4
[INFO] [stderr]    Compiling bmp v0.5.0
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling bincode v2.0.1
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling fksainetwork v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cmp::min`
[INFO] [stdout]  --> src/loss.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::min;
[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: `crate::util::max`
[INFO] [stdout]  --> src/loss.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::util::max;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `error_total` is assigned to, but never used
[INFO] [stdout]    --> src/lib.rs:747:41
[INFO] [stdout]     |
[INFO] [stdout] 747 | ...                   let mut error_total = 0.0f32;
[INFO] [stdout]     |                               ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_error_total` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `EPSILON`
[INFO] [stdout]     |
[INFO] [stdout] 747 -                                 let mut error_total = 0.0f32;
[INFO] [stdout] 747 +                                 let mut loss::EPSILON = 0.0f32;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `error_total` is never read
[INFO] [stdout]    --> src/lib.rs:807:37
[INFO] [stdout]     |
[INFO] [stdout] 807 | ...                   error_total *= output_layer.normalize_data[value_layer_idx].0;
[INFO] [stdout]     |                       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:739:37
[INFO] [stdout]     |
[INFO] [stdout] 739 | ...                   let mut err_term_mat = &mut output_layer.error_terms[value_layer_idx];
[INFO] [stdout]     |                           ----^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:740:37
[INFO] [stdout]     |
[INFO] [stdout] 740 | ...                   let mut derivative_mat = &output_layer.learning_val[value_layer_idx];
[INFO] [stdout]     |                           ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:741:37
[INFO] [stdout]     |
[INFO] [stdout] 741 | ...                   let mut raw_mat = &output_layer.raws[value_layer_idx];
[INFO] [stdout]     |                           ----^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:742:37
[INFO] [stdout]     |
[INFO] [stdout] 742 | ...                   let mut switch_mat = &output_layer.switch[value_layer_idx];
[INFO] [stdout]     |                           ----^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:743:37
[INFO] [stdout]     |
[INFO] [stdout] 743 | ...                   let mut pool_mat = &output_layer.pooleds[value_layer_idx];
[INFO] [stdout]     |                           ----^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:803:41
[INFO] [stdout]     |
[INFO] [stdout] 803 | ...                   let mut out = &mut output_layer.normalize_grad[value_layer_idx];
[INFO] [stdout]     |                           ----^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Matrix` is more private than the item `ConvolutionalNetwork::calculate`
[INFO] [stdout]    --> src/lib.rs:661:13
[INFO] [stdout]     |
[INFO] [stdout] 661 |             pub fn calculate(&mut self, inputs: &[&Matrix]) -> Vec<f32> {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `ConvolutionalNetwork::calculate` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Matrix` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/util.rs:4:1
[INFO] [stdout]     |
[INFO] [stdout]   4 | pub(crate) struct Matrix {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Matrix` is more private than the item `ConvolutionalNetwork::learn`
[INFO] [stdout]    --> src/lib.rs:699:13
[INFO] [stdout]     |
[INFO] [stdout] 699 |             pub fn learn(&mut self, learning_rate: f32, inputs: &Vec<Vec<&Matrix>>, expecteds: &Vec<Vec<f32>>) {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `ConvolutionalNetwork::learn` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Matrix` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/util.rs:4:1
[INFO] [stdout]     |
[INFO] [stdout]   4 | pub(crate) struct Matrix {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `loss` is never used
[INFO] [stdout]   --> src/loss.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Loss {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 14 |     pub(crate) fn loss(&self, result: &[f32], expected: &[f32]) -> f32 {
[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 5.10s
[INFO] running `Command { std: "docker" "inspect" "b957eb50caa6da65503af91b1dfd13c61607843b5d499927f1b803d97c3d9e82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b957eb50caa6da65503af91b1dfd13c61607843b5d499927f1b803d97c3d9e82", kill_on_drop: false }`
[INFO] [stdout] b957eb50caa6da65503af91b1dfd13c61607843b5d499927f1b803d97c3d9e82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 588b16612f47cddede6dd0630720d603b9a9ab9ed2a6cc57f305f8c48bd14c0a
[INFO] running `Command { std: "docker" "start" "-a" "588b16612f47cddede6dd0630720d603b9a9ab9ed2a6cc57f305f8c48bd14c0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling fksainetwork v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cmp::min`
[INFO] [stdout]  --> src/loss.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::min;
[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: `crate::util::max`
[INFO] [stdout]  --> src/loss.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::util::max;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `error_total` is assigned to, but never used
[INFO] [stdout]    --> src/lib.rs:747:41
[INFO] [stdout]     |
[INFO] [stdout] 747 | ...                   let mut error_total = 0.0f32;
[INFO] [stdout]     |                               ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_error_total` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `EPSILON`
[INFO] [stdout]     |
[INFO] [stdout] 747 -                                 let mut error_total = 0.0f32;
[INFO] [stdout] 747 +                                 let mut loss::EPSILON = 0.0f32;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `error_total` is never read
[INFO] [stdout]    --> src/lib.rs:807:37
[INFO] [stdout]     |
[INFO] [stdout] 807 | ...                   error_total *= output_layer.normalize_data[value_layer_idx].0;
[INFO] [stdout]     |                       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:739:37
[INFO] [stdout]     |
[INFO] [stdout] 739 | ...                   let mut err_term_mat = &mut output_layer.error_terms[value_layer_idx];
[INFO] [stdout]     |                           ----^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:740:37
[INFO] [stdout]     |
[INFO] [stdout] 740 | ...                   let mut derivative_mat = &output_layer.learning_val[value_layer_idx];
[INFO] [stdout]     |                           ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:741:37
[INFO] [stdout]     |
[INFO] [stdout] 741 | ...                   let mut raw_mat = &output_layer.raws[value_layer_idx];
[INFO] [stdout]     |                           ----^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:742:37
[INFO] [stdout]     |
[INFO] [stdout] 742 | ...                   let mut switch_mat = &output_layer.switch[value_layer_idx];
[INFO] [stdout]     |                           ----^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:743:37
[INFO] [stdout]     |
[INFO] [stdout] 743 | ...                   let mut pool_mat = &output_layer.pooleds[value_layer_idx];
[INFO] [stdout]     |                           ----^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:803:41
[INFO] [stdout]     |
[INFO] [stdout] 803 | ...                   let mut out = &mut output_layer.normalize_grad[value_layer_idx];
[INFO] [stdout]     |                           ----^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Matrix` is more private than the item `ConvolutionalNetwork::calculate`
[INFO] [stdout]    --> src/lib.rs:661:13
[INFO] [stdout]     |
[INFO] [stdout] 661 |             pub fn calculate(&mut self, inputs: &[&Matrix]) -> Vec<f32> {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `ConvolutionalNetwork::calculate` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Matrix` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/util.rs:4:1
[INFO] [stdout]     |
[INFO] [stdout]   4 | pub(crate) struct Matrix {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Matrix` is more private than the item `ConvolutionalNetwork::learn`
[INFO] [stdout]    --> src/lib.rs:699:13
[INFO] [stdout]     |
[INFO] [stdout] 699 |             pub fn learn(&mut self, learning_rate: f32, inputs: &Vec<Vec<&Matrix>>, expecteds: &Vec<Vec<f32>>) {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `ConvolutionalNetwork::learn` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Matrix` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/util.rs:4:1
[INFO] [stdout]     |
[INFO] [stdout]   4 | pub(crate) struct Matrix {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `loss` is never used
[INFO] [stdout]   --> src/loss.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Loss {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 14 |     pub(crate) fn loss(&self, result: &[f32], expected: &[f32]) -> f32 {
[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: `crate::activation::Activation`
[INFO] [stdout]  --> src/tests/dog_cat_face_test.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     use crate::activation::Activation;
[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: `crate::initialization::Initialization`
[INFO] [stdout]   --> src/tests/dog_cat_face_test.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     use crate::initialization::Initialization;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ConvolutionalNetwork`
[INFO] [stdout]   --> src/tests/dog_cat_face_test.rs:12:48
[INFO] [stdout]    |
[INFO] [stdout] 12 |     use crate::network::cnn::{cnn_network_bmp, ConvolutionalNetwork, load_cnn_network, save_cnn_network};
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::pooling::Pooling`
[INFO] [stdout]   --> src/tests/dog_cat_face_test.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     use crate::pooling::Pooling;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/tests/dog_cat_face_test.rs:148:20
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 if (cur_error < prev_err) {
[INFO] [stdout]     |                    ^                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 148 -                 if (cur_error < prev_err) {
[INFO] [stdout] 148 +                 if cur_error < prev_err {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/tests/dog_cat_face_test.rs:153:24
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     if (chance == 0) {
[INFO] [stdout]     |                        ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 153 -                     if (chance == 0) {
[INFO] [stdout] 153 +                     if chance == 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::min`
[INFO] [stdout]  --> src/loss.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::min;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::util::max`
[INFO] [stdout]  --> src/loss.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::util::max;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/tests/dog_cat_face_test.rs:152:21
[INFO] [stdout]     |
[INFO] [stdout] 151 |                     break;
[INFO] [stdout]     |                     ----- any code following this expression is unreachable
[INFO] [stdout] 152 |                     chance -= 1;
[INFO] [stdout]     |                     ^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chance`
[INFO] [stdout]    --> src/tests/dog_cat_face_test.rs:116:21
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let mut chance = 3;
[INFO] [stdout]     |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_chance`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `chance` is never read
[INFO] [stdout]    --> src/tests/dog_cat_face_test.rs:156:25
[INFO] [stdout]     |
[INFO] [stdout] 156 |                         chance = 3;
[INFO] [stdout]     |                         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tests/dog_cat_face_test.rs:116:17
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let mut chance = 3;
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tests/dog_cat_face_test.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |             let mut learning_rate = 0.01;
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `error_total` is assigned to, but never used
[INFO] [stdout]    --> src/lib.rs:747:41
[INFO] [stdout]     |
[INFO] [stdout] 747 | ...                   let mut error_total = 0.0f32;
[INFO] [stdout]     |                               ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_error_total` instead
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `EPSILON`
[INFO] [stdout]     |
[INFO] [stdout] 747 -                                 let mut error_total = 0.0f32;
[INFO] [stdout] 747 +                                 let mut loss::EPSILON = 0.0f32;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `error_total` is never read
[INFO] [stdout]    --> src/lib.rs:807:37
[INFO] [stdout]     |
[INFO] [stdout] 807 | ...                   error_total *= output_layer.normalize_data[value_layer_idx].0;
[INFO] [stdout]     |                       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:739:37
[INFO] [stdout]     |
[INFO] [stdout] 739 | ...                   let mut err_term_mat = &mut output_layer.error_terms[value_layer_idx];
[INFO] [stdout]     |                           ----^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:740:37
[INFO] [stdout]     |
[INFO] [stdout] 740 | ...                   let mut derivative_mat = &output_layer.learning_val[value_layer_idx];
[INFO] [stdout]     |                           ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:741:37
[INFO] [stdout]     |
[INFO] [stdout] 741 | ...                   let mut raw_mat = &output_layer.raws[value_layer_idx];
[INFO] [stdout]     |                           ----^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:742:37
[INFO] [stdout]     |
[INFO] [stdout] 742 | ...                   let mut switch_mat = &output_layer.switch[value_layer_idx];
[INFO] [stdout]     |                           ----^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:743:37
[INFO] [stdout]     |
[INFO] [stdout] 743 | ...                   let mut pool_mat = &output_layer.pooleds[value_layer_idx];
[INFO] [stdout]     |                           ----^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:803:41
[INFO] [stdout]     |
[INFO] [stdout] 803 | ...                   let mut out = &mut output_layer.normalize_grad[value_layer_idx];
[INFO] [stdout]     |                           ----^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Matrix` is more private than the item `ConvolutionalNetwork::calculate`
[INFO] [stdout]    --> src/lib.rs:661:13
[INFO] [stdout]     |
[INFO] [stdout] 661 |             pub fn calculate(&mut self, inputs: &[&Matrix]) -> Vec<f32> {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `ConvolutionalNetwork::calculate` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Matrix` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/util.rs:4:1
[INFO] [stdout]     |
[INFO] [stdout]   4 | pub(crate) struct Matrix {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Matrix` is more private than the item `ConvolutionalNetwork::learn`
[INFO] [stdout]    --> src/lib.rs:699:13
[INFO] [stdout]     |
[INFO] [stdout] 699 |             pub fn learn(&mut self, learning_rate: f32, inputs: &Vec<Vec<&Matrix>>, expecteds: &Vec<Vec<f32>>) {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `ConvolutionalNetwork::learn` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Matrix` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/util.rs:4:1
[INFO] [stdout]     |
[INFO] [stdout]   4 | pub(crate) struct Matrix {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "588b16612f47cddede6dd0630720d603b9a9ab9ed2a6cc57f305f8c48bd14c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "588b16612f47cddede6dd0630720d603b9a9ab9ed2a6cc57f305f8c48bd14c0a", kill_on_drop: false }`
[INFO] [stdout] 588b16612f47cddede6dd0630720d603b9a9ab9ed2a6cc57f305f8c48bd14c0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a3109ce742ee7fe0692e32391fc0f01d6af9361ad40afad3e2e3e784eee196f4
[INFO] running `Command { std: "docker" "start" "-a" "a3109ce742ee7fe0692e32391fc0f01d6af9361ad40afad3e2e3e784eee196f4", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::cmp::min`
[INFO] [stderr]  --> src/loss.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::cmp::min;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::util::max`
[INFO] [stderr]  --> src/loss.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::util::max;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `error_total` is assigned to, but never used
[INFO] [stderr]    --> src/lib.rs:747:41
[INFO] [stderr]     |
[INFO] [stderr] 747 | ...                   let mut error_total = 0.0f32;
[INFO] [stderr]     |                               ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_error_total` instead
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `EPSILON`
[INFO] [stderr]     |
[INFO] [stderr] 747 -                                 let mut error_total = 0.0f32;
[INFO] [stderr] 747 +                                 let mut loss::EPSILON = 0.0f32;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `error_total` is never read
[INFO] [stderr]    --> src/lib.rs:807:37
[INFO] [stderr]     |
[INFO] [stderr] 807 | ...                   error_total *= output_layer.normalize_data[value_layer_idx].0;
[INFO] [stderr]     |                       ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:739:37
[INFO] [stderr]     |
[INFO] [stderr] 739 | ...                   let mut err_term_mat = &mut output_layer.error_terms[value_layer_idx];
[INFO] [stderr]     |                           ----^^^^^^^^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:740:37
[INFO] [stderr]     |
[INFO] [stderr] 740 | ...                   let mut derivative_mat = &output_layer.learning_val[value_layer_idx];
[INFO] [stderr]     |                           ----^^^^^^^^^^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:741:37
[INFO] [stderr]     |
[INFO] [stderr] 741 | ...                   let mut raw_mat = &output_layer.raws[value_layer_idx];
[INFO] [stderr]     |                           ----^^^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:742:37
[INFO] [stderr]     |
[INFO] [stderr] 742 | ...                   let mut switch_mat = &output_layer.switch[value_layer_idx];
[INFO] [stderr]     |                           ----^^^^^^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:743:37
[INFO] [stderr]     |
[INFO] [stderr] 743 | ...                   let mut pool_mat = &output_layer.pooleds[value_layer_idx];
[INFO] [stderr]     |                           ----^^^^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:803:41
[INFO] [stderr]     |
[INFO] [stderr] 803 | ...                   let mut out = &mut output_layer.normalize_grad[value_layer_idx];
[INFO] [stderr]     |                           ----^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: type `Matrix` is more private than the item `ConvolutionalNetwork::calculate`
[INFO] [stderr]    --> src/lib.rs:661:13
[INFO] [stderr]     |
[INFO] [stderr] 661 |             pub fn calculate(&mut self, inputs: &[&Matrix]) -> Vec<f32> {
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `ConvolutionalNetwork::calculate` is reachable at visibility `pub`
[INFO] [stderr]     |
[INFO] [stderr] note: but type `Matrix` is only usable at visibility `pub(crate)`
[INFO] [stderr]    --> src/util.rs:4:1
[INFO] [stderr]     |
[INFO] [stderr]   4 | pub(crate) struct Matrix {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `Matrix` is more private than the item `ConvolutionalNetwork::learn`
[INFO] [stderr]    --> src/lib.rs:699:13
[INFO] [stderr]     |
[INFO] [stderr] 699 |             pub fn learn(&mut self, learning_rate: f32, inputs: &Vec<Vec<&Matrix>>, expecteds: &Vec<Vec<f32>>) {
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ method `ConvolutionalNetwork::learn` is reachable at visibility `pub`
[INFO] [stderr]     |
[INFO] [stderr] note: but type `Matrix` is only usable at visibility `pub(crate)`
[INFO] [stderr]    --> src/util.rs:4:1
[INFO] [stderr]     |
[INFO] [stderr]   4 | pub(crate) struct Matrix {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `loss` is never used
[INFO] [stderr]   --> src/loss.rs:14:19
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl Loss {
[INFO] [stderr]    | --------- method in this implementation
[INFO] [stderr] 14 |     pub(crate) fn loss(&self, result: &[f32], expected: &[f32]) -> f32 {
[INFO] [stderr]    |                   ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::activation::Activation`
[INFO] [stderr]  --> src/tests/dog_cat_face_test.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     use crate::activation::Activation;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::initialization::Initialization`
[INFO] [stderr]   --> src/tests/dog_cat_face_test.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     use crate::initialization::Initialization;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ConvolutionalNetwork`
[INFO] [stderr]   --> src/tests/dog_cat_face_test.rs:12:48
[INFO] [stderr]    |
[INFO] [stderr] 12 |     use crate::network::cnn::{cnn_network_bmp, ConvolutionalNetwork, load_cnn_network, save_cnn_network};
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::pooling::Pooling`
[INFO] [stderr]   --> src/tests/dog_cat_face_test.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     use crate::pooling::Pooling;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/tests/dog_cat_face_test.rs:148:20
[INFO] [stderr]     |
[INFO] [stderr] 148 |                 if (cur_error < prev_err) {
[INFO] [stderr]     |                    ^                    ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 148 -                 if (cur_error < prev_err) {
[INFO] [stderr] 148 +                 if cur_error < prev_err {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/tests/dog_cat_face_test.rs:153:24
[INFO] [stderr]     |
[INFO] [stderr] 153 |                     if (chance == 0) {
[INFO] [stderr]     |                        ^           ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 153 -                     if (chance == 0) {
[INFO] [stderr] 153 +                     if chance == 0 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp::min`
[INFO] [stderr]  --> src/loss.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::cmp::min;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/tests/dog_cat_face_test.rs:152:21
[INFO] [stderr]     |
[INFO] [stderr] 151 |                     break;
[INFO] [stderr]     |                     ----- any code following this expression is unreachable
[INFO] [stderr] 152 |                     chance -= 1;
[INFO] [stderr]     |                     ^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chance`
[INFO] [stderr]    --> src/tests/dog_cat_face_test.rs:116:21
[INFO] [stderr]     |
[INFO] [stderr] 116 |             let mut chance = 3;
[INFO] [stderr]     |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_chance`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `chance` is never read
[INFO] [stderr]    --> src/tests/dog_cat_face_test.rs:156:25
[INFO] [stderr]     |
[INFO] [stderr] 156 |                         chance = 3;
[INFO] [stderr]     |                         ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/tests/dog_cat_face_test.rs:116:17
[INFO] [stderr]     |
[INFO] [stderr] 116 |             let mut chance = 3;
[INFO] [stderr]     |                 ----^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/tests/dog_cat_face_test.rs:117:17
[INFO] [stderr]     |
[INFO] [stderr] 117 |             let mut learning_rate = 0.01;
[INFO] [stderr]     |                 ----^^^^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `error_total` is assigned to, but never used
[INFO] [stderr]    --> src/lib.rs:747:41
[INFO] [stderr]     |
[INFO] [stderr] 747 | ...                   let mut error_total = 0.0f32;
[INFO] [stderr]     |                               ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_error_total` instead
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `EPSILON`
[INFO] [stderr]     |
[INFO] [stderr] 747 -                                 let mut error_total = 0.0f32;
[INFO] [stderr] 747 +                                 let mut loss::EPSILON = 0.0f32;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `error_total` is never read
[INFO] [stderr]    --> src/lib.rs:807:37
[INFO] [stderr]     |
[INFO] [stderr] 807 | ...                   error_total *= output_layer.normalize_data[value_layer_idx].0;
[INFO] [stderr]     |                       ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:739:37
[INFO] [stderr]     |
[INFO] [stderr] 739 | ...                   let mut err_term_mat = &mut output_layer.error_terms[value_layer_idx];
[INFO] [stderr]     |                           ----^^^^^^^^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `fksainetwork` (lib) generated 13 warnings (run `cargo fix --lib -p fksainetwork` to apply 9 suggestions)
[INFO] [stderr] warning: `fksainetwork` (lib test) generated 23 warnings (8 duplicates) (run `cargo fix --lib -p fksainetwork --tests` to apply 11 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fksainetwork-fb5dfed8028b8c94)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::dog_cat_face_test::image_recognition_test::main ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::dog_cat_face_test::image_recognition_test::main stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::dog_cat_face_test::image_recognition_test::main' (25) panicked at src/lib.rs:968:39:
[INFO] [stdout] Unable to read file: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5637371559a2 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5637371559a2 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5637371559a2 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5637371559a2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x56373716714f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x56373716714f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x563737122601 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x563737122601 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x56373712e9c2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x56373713369f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x563737133531 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5637370af24e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x5637370af24e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x563737133d5f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x563737133d5f - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x563737133bba - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x56373712eaf9 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x563737115c6d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x56373716ee10 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x56373716e3e6 - core::result::unwrap_failed::hdde076be853d034f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/result.rs:1855:5
[INFO] [stdout]   20:     0x563737064eec - core::result::Result<T,E>::expect::hcba8ff272461e131
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/result.rs:1178:23
[INFO] [stdout]   21:     0x563737080817 - fksainetwork::network::cnn::load_cnn_network::h69c2cabbca035432
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:968:39
[INFO] [stdout]   22:     0x563737070526 - fksainetwork::tests::dog_cat_face_test::image_recognition_test::main::h8e7bd2cc4c0a59e7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/dog_cat_face_test.rs:86:9
[INFO] [stdout]   23:     0x5637370718a7 - fksainetwork::tests::dog_cat_face_test::image_recognition_test::main::{{closure}}::h1dd8f8ea68949988
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/dog_cat_face_test.rs:72:14
[INFO] [stdout]   24:     0x563737063486 - core::ops::function::FnOnce::call_once::h47c7e1886ac7972b
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5637370af00b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x5637370af00b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x5637370c4c75 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x5637370c4c75 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x5637370c4c75 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   30:     0x5637370c4c75 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   31:     0x5637370c4c75 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x5637370c4c75 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x5637370c4c75 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x56373709b464 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x56373709b464 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x56373709ed2a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   37:     0x56373709ed2a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x56373709ed2a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   39:     0x56373709ed2a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   40:     0x56373709ed2a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x56373709ed2a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   42:     0x56373709ed2a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x563737129c5f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   44:     0x563737129c5f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   45:     0x7c6f584cfaa4 - <unknown>
[INFO] [stdout]   46:     0x7c6f5855ca34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::dog_cat_face_test::image_recognition_test::main
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "a3109ce742ee7fe0692e32391fc0f01d6af9361ad40afad3e2e3e784eee196f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3109ce742ee7fe0692e32391fc0f01d6af9361ad40afad3e2e3e784eee196f4", kill_on_drop: false }`
[INFO] [stdout] a3109ce742ee7fe0692e32391fc0f01d6af9361ad40afad3e2e3e784eee196f4
