[INFO] cloning repository https://github.com/ayush-suman/mnist-digit-recognition [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ayush-suman/mnist-digit-recognition" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayush-suman%2Fmnist-digit-recognition", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayush-suman%2Fmnist-digit-recognition'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7bea70505407dfa513726dc6598bc0efb590fc2e [INFO] checking ayush-suman/mnist-digit-recognition against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayush-suman%2Fmnist-digit-recognition" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ayush-suman/mnist-digit-recognition on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ayush-suman/mnist-digit-recognition [INFO] finished tweaking git repo https://github.com/ayush-suman/mnist-digit-recognition [INFO] tweaked toml for git repo https://github.com/ayush-suman/mnist-digit-recognition written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ayush-suman/mnist-digit-recognition 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 73938d72ce0d788ab70fa86413c17f5c36936a134f035657fba49b8b56c6eeb7 [INFO] running `Command { std: "docker" "start" "-a" "73938d72ce0d788ab70fa86413c17f5c36936a134f035657fba49b8b56c6eeb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "73938d72ce0d788ab70fa86413c17f5c36936a134f035657fba49b8b56c6eeb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73938d72ce0d788ab70fa86413c17f5c36936a134f035657fba49b8b56c6eeb7", kill_on_drop: false }` [INFO] [stdout] 73938d72ce0d788ab70fa86413c17f5c36936a134f035657fba49b8b56c6eeb7 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c425dc6cdf90b34e98fa3345d08cf2d734f6ceed2892ebc8fa97b8fe7b7e3ed4 [INFO] running `Command { std: "docker" "start" "-a" "c425dc6cdf90b34e98fa3345d08cf2d734f6ceed2892ebc8fa97b8fe7b7e3ed4", kill_on_drop: false }` [INFO] [stderr] Compiling tokio v1.29.1 [INFO] [stderr] Compiling quote v1.0.32 [INFO] [stderr] Compiling syn v2.0.28 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Checking scratch_nn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `ANN`, `Weights` [INFO] [stdout] --> src/main.rs:14:62 [INFO] [stdout] | [INFO] [stdout] 14 | use crate::{image::Image, utils::load_training_images, ann::{ANN, Weights}}; [INFO] [stdout] | ^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ANN`, `Weights` [INFO] [stdout] --> src/main.rs:14:62 [INFO] [stdout] | [INFO] [stdout] 14 | use crate::{image::Image, utils::load_training_images, ann::{ANN, Weights}}; [INFO] [stdout] | ^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `next_layer` is never read [INFO] [stdout] --> src/ann.rs:47:17 [INFO] [stdout] | [INFO] [stdout] 47 | let mut next_layer: Vec = Vec::new(); [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: unused variable: `loss` [INFO] [stdout] --> src/ann.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | let loss = - (probability / sum).log(E); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_loss` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/ann.rs:72:23 [INFO] [stdout] | [INFO] [stdout] 72 | fn predict(&self, data: &Vec>) -> u8 { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `label` and `get_data_as_bytes` are never used [INFO] [stdout] --> src/image.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 6 | impl Image { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 18 | pub fn label(&mut self, label: u8) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 22 | pub fn get_data_as_bytes(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `learning_rate` is never read [INFO] [stdout] --> src/ann.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct ANN { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 8 | learning_rate: f64 [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Weights` is never used [INFO] [stdout] --> src/ann.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | pub enum Weights { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/ann.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl ANN { [INFO] [stdout] | -------- associated function in this implementation [INFO] [stdout] 17 | pub fn new(node_counts: Vec, learning_rate: f64, weights: Weights) -> ANN { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `next_layer` is never read [INFO] [stdout] --> src/ann.rs:47:17 [INFO] [stdout] | [INFO] [stdout] 47 | let mut next_layer: Vec = Vec::new(); [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: unused variable: `loss` [INFO] [stdout] --> src/ann.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | let loss = - (probability / sum).log(E); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_loss` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/ann.rs:72:23 [INFO] [stdout] | [INFO] [stdout] 72 | fn predict(&self, data: &Vec>) -> u8 { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `label` and `get_data_as_bytes` are never used [INFO] [stdout] --> src/image.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 6 | impl Image { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 18 | pub fn label(&mut self, label: u8) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 22 | pub fn get_data_as_bytes(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `learning_rate` is never read [INFO] [stdout] --> src/ann.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct ANN { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 8 | learning_rate: f64 [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Weights` is never used [INFO] [stdout] --> src/ann.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | pub enum Weights { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/ann.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl ANN { [INFO] [stdout] | -------- associated function in this implementation [INFO] [stdout] 17 | pub fn new(node_counts: Vec, learning_rate: f64, weights: Weights) -> ANN { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.59s [INFO] running `Command { std: "docker" "inspect" "c425dc6cdf90b34e98fa3345d08cf2d734f6ceed2892ebc8fa97b8fe7b7e3ed4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c425dc6cdf90b34e98fa3345d08cf2d734f6ceed2892ebc8fa97b8fe7b7e3ed4", kill_on_drop: false }` [INFO] [stdout] c425dc6cdf90b34e98fa3345d08cf2d734f6ceed2892ebc8fa97b8fe7b7e3ed4 [INFO] checking ayush-suman/mnist-digit-recognition against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayush-suman%2Fmnist-digit-recognition" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ayush-suman/mnist-digit-recognition on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ayush-suman/mnist-digit-recognition [INFO] finished tweaking git repo https://github.com/ayush-suman/mnist-digit-recognition [INFO] tweaked toml for git repo https://github.com/ayush-suman/mnist-digit-recognition written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ayush-suman/mnist-digit-recognition 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 88d5277c81e42944e35431e91e22513d9766ed07ff7966e9eb33179e0d13c9be [INFO] running `Command { std: "docker" "start" "-a" "88d5277c81e42944e35431e91e22513d9766ed07ff7966e9eb33179e0d13c9be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "88d5277c81e42944e35431e91e22513d9766ed07ff7966e9eb33179e0d13c9be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88d5277c81e42944e35431e91e22513d9766ed07ff7966e9eb33179e0d13c9be", kill_on_drop: false }` [INFO] [stdout] 88d5277c81e42944e35431e91e22513d9766ed07ff7966e9eb33179e0d13c9be [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 92c6a47040cd06582179eb3b72e570ac29596543ee3615fd8e9e1b9e882908f4 [INFO] running `Command { std: "docker" "start" "-a" "92c6a47040cd06582179eb3b72e570ac29596543ee3615fd8e9e1b9e882908f4", kill_on_drop: false }` [INFO] [stderr] Compiling tokio v1.29.1 [INFO] [stderr] Compiling quote v1.0.32 [INFO] [stderr] Compiling syn v2.0.28 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Checking scratch_nn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `ANN`, `Weights` [INFO] [stdout] --> src/main.rs:14:62 [INFO] [stdout] | [INFO] [stdout] 14 | use crate::{image::Image, utils::load_training_images, ann::{ANN, Weights}}; [INFO] [stdout] | ^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ANN`, `Weights` [INFO] [stdout] --> src/main.rs:14:62 [INFO] [stdout] | [INFO] [stdout] 14 | use crate::{image::Image, utils::load_training_images, ann::{ANN, Weights}}; [INFO] [stdout] | ^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `next_layer` is never read [INFO] [stdout] --> src/ann.rs:47:17 [INFO] [stdout] | [INFO] [stdout] 47 | let mut next_layer: Vec = Vec::new(); [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: unused variable: `loss` [INFO] [stdout] --> src/ann.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | let loss = - (probability / sum).log(E); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_loss` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/ann.rs:72:23 [INFO] [stdout] | [INFO] [stdout] 72 | fn predict(&self, data: &Vec>) -> u8 { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `label` and `get_data_as_bytes` are never used [INFO] [stdout] --> src/image.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 6 | impl Image { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 18 | pub fn label(&mut self, label: u8) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 22 | pub fn get_data_as_bytes(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `learning_rate` is never read [INFO] [stdout] --> src/ann.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct ANN { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 8 | learning_rate: f64 [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Weights` is never used [INFO] [stdout] --> src/ann.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | pub enum Weights { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/ann.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl ANN { [INFO] [stdout] | -------- associated function in this implementation [INFO] [stdout] 17 | pub fn new(node_counts: Vec, learning_rate: f64, weights: Weights) -> ANN { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `next_layer` is never read [INFO] [stdout] --> src/ann.rs:47:17 [INFO] [stdout] | [INFO] [stdout] 47 | let mut next_layer: Vec = Vec::new(); [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: unused variable: `loss` [INFO] [stdout] --> src/ann.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | let loss = - (probability / sum).log(E); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_loss` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/ann.rs:72:23 [INFO] [stdout] | [INFO] [stdout] 72 | fn predict(&self, data: &Vec>) -> u8 { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `label` and `get_data_as_bytes` are never used [INFO] [stdout] --> src/image.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 6 | impl Image { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 18 | pub fn label(&mut self, label: u8) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 22 | pub fn get_data_as_bytes(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `learning_rate` is never read [INFO] [stdout] --> src/ann.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct ANN { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 8 | learning_rate: f64 [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Weights` is never used [INFO] [stdout] --> src/ann.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | pub enum Weights { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/ann.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl ANN { [INFO] [stdout] | -------- associated function in this implementation [INFO] [stdout] 17 | pub fn new(node_counts: Vec, learning_rate: f64, weights: Weights) -> ANN { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.30s [INFO] running `Command { std: "docker" "inspect" "92c6a47040cd06582179eb3b72e570ac29596543ee3615fd8e9e1b9e882908f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92c6a47040cd06582179eb3b72e570ac29596543ee3615fd8e9e1b9e882908f4", kill_on_drop: false }` [INFO] [stdout] 92c6a47040cd06582179eb3b72e570ac29596543ee3615fd8e9e1b9e882908f4