[INFO] fetching crate fksainetwork 0.2.0... [INFO] checking fksainetwork-0.2.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1 [INFO] extracting crate fksainetwork 0.2.0 into /workspace/builds/worker-5-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-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate fksainetwork 0.2.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 22 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2592d4d7b849d6df0efdfd5a5e7e2572d820dc8a57dd0a4dedc6f0aae6d51220 [INFO] running `Command { std: "docker" "start" "-a" "2592d4d7b849d6df0efdfd5a5e7e2572d820dc8a57dd0a4dedc6f0aae6d51220", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2592d4d7b849d6df0efdfd5a5e7e2572d820dc8a57dd0a4dedc6f0aae6d51220", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2592d4d7b849d6df0efdfd5a5e7e2572d820dc8a57dd0a4dedc6f0aae6d51220", kill_on_drop: false }` [INFO] [stdout] 2592d4d7b849d6df0efdfd5a5e7e2572d820dc8a57dd0a4dedc6f0aae6d51220 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6b9b194d17b7aadb0561bd514e153c4f19b8cd0c96632dbb6dfb4f5f0a8174cc [INFO] running `Command { std: "docker" "start" "-a" "6b9b194d17b7aadb0561bd514e153c4f19b8cd0c96632dbb6dfb4f5f0a8174cc", kill_on_drop: false }` [INFO] [stderr] Compiling virtue v0.0.18 [INFO] [stderr] Checking unty v0.0.4 [INFO] [stderr] Checking bmp v0.5.0 [INFO] [stderr] Compiling bincode_derive v2.0.1 [INFO] [stderr] Checking bincode v2.0.1 [INFO] [stderr] Checking fksainetwork v0.2.0 (/opt/rustwide/workdir) [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)]` 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)]` 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: 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)]` 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: 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)]` 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)]` 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)]` 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)]` 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] = note: `#[warn(unused_variables)]` on by default [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] [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: 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)]` 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] [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: 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)]` 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 { [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>, expecteds: &Vec>) { [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: 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 { [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>, expecteds: &Vec>) { [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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.96s [INFO] running `Command { std: "docker" "inspect" "6b9b194d17b7aadb0561bd514e153c4f19b8cd0c96632dbb6dfb4f5f0a8174cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b9b194d17b7aadb0561bd514e153c4f19b8cd0c96632dbb6dfb4f5f0a8174cc", kill_on_drop: false }` [INFO] [stdout] 6b9b194d17b7aadb0561bd514e153c4f19b8cd0c96632dbb6dfb4f5f0a8174cc