[INFO] cloning repository https://github.com/earthtraveller1/neural-net [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/earthtraveller1/neural-net" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fearthtraveller1%2Fneural-net", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fearthtraveller1%2Fneural-net'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d3f1be8cefb5857872f331a248da65c2eaa506b9 [INFO] testing earthtraveller1/neural-net against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fearthtraveller1%2Fneural-net" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/earthtraveller1/neural-net [INFO] finished tweaking git repo https://github.com/earthtraveller1/neural-net [INFO] tweaked toml for git repo https://github.com/earthtraveller1/neural-net written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/earthtraveller1/neural-net on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/earthtraveller1/neural-net 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d90d450f0f2e3fff77f4027c84f9c8ef5aa522c36f62a38d721e04b7c56d1a13 [INFO] running `Command { std: "docker" "start" "-a" "d90d450f0f2e3fff77f4027c84f9c8ef5aa522c36f62a38d721e04b7c56d1a13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d90d450f0f2e3fff77f4027c84f9c8ef5aa522c36f62a38d721e04b7c56d1a13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d90d450f0f2e3fff77f4027c84f9c8ef5aa522c36f62a38d721e04b7c56d1a13", kill_on_drop: false }` [INFO] [stdout] d90d450f0f2e3fff77f4027c84f9c8ef5aa522c36f62a38d721e04b7c56d1a13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 3968132eee1f3ae4a909bfe65fb197412fdf85a5744dfc0fc61cb8cf91cd63b6 [INFO] running `Command { std: "docker" "start" "-a" "3968132eee1f3ae4a909bfe65fb197412fdf85a5744dfc0fc61cb8cf91cd63b6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling getrandom v0.2.8 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling neural_net v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable `sum` is assigned to, but never used [INFO] [stdout] --> src/math.rs:97:21 [INFO] [stdout] | [INFO] [stdout] 97 | let mut sum = 0.0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_sum` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/math.rs:94:13 [INFO] [stdout] | [INFO] [stdout] 94 | let mut result = Vec::with_capacity(self.rows); [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: struct `Layer` is never constructed [INFO] [stdout] --> src/main.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Layer { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `pass_data_through` are never used [INFO] [stdout] --> src/main.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 11 | impl Layer { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 12 | fn new(input_count: usize, output_count: usize) -> Layer { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | fn pass_data_through(&self, data: &Vector) -> Vector { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `from_vec` and `from_random` are never used [INFO] [stdout] --> src/math.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl Vector { [INFO] [stdout] | ----------- associated functions in this implementation [INFO] [stdout] 13 | /// Creates a new Vector with the specified data. [INFO] [stdout] 14 | pub fn from_vec(data: &Vec) -> Vector { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | pub fn from_random(len: usize) -> Vector { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Matrix` is never constructed [INFO] [stdout] --> src/math.rs:53:12 [INFO] [stdout] | [INFO] [stdout] 53 | pub struct Matrix { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Matrix` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `from_2d_slice`, `get`, `get_mut`, and `mul_with_vector` are never used [INFO] [stdout] --> src/math.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 59 | impl Matrix { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 60 | /// Creates a new Matrix and fills it with random data. [INFO] [stdout] 61 | pub fn new(rows: usize, cols: usize) -> Matrix { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | pub fn from_2d_slice(slice: &[&[f64]]) -> Matrix { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 85 | pub fn get(&self, row: usize, col: usize) -> f64 { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | pub fn get_mut(&mut self, row: usize, col: usize) -> &mut f64 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 93 | pub fn mul_with_vector(&self, vector: &Vector) -> Vector { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `logistic` is never used [INFO] [stdout] --> src/math.rs:108:8 [INFO] [stdout] | [INFO] [stdout] 108 | pub fn logistic(x: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `logistic_derivative` is never used [INFO] [stdout] --> src/math.rs:112:8 [INFO] [stdout] | [INFO] [stdout] 112 | pub fn logistic_derivative(x: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.40s [INFO] running `Command { std: "docker" "inspect" "3968132eee1f3ae4a909bfe65fb197412fdf85a5744dfc0fc61cb8cf91cd63b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3968132eee1f3ae4a909bfe65fb197412fdf85a5744dfc0fc61cb8cf91cd63b6", kill_on_drop: false }` [INFO] [stdout] 3968132eee1f3ae4a909bfe65fb197412fdf85a5744dfc0fc61cb8cf91cd63b6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] d5e8f45c628cbc2918cd862c0731eff2a59e4769be392449f08a6e7acddfc542 [INFO] running `Command { std: "docker" "start" "-a" "d5e8f45c628cbc2918cd862c0731eff2a59e4769be392449f08a6e7acddfc542", kill_on_drop: false }` [INFO] [stderr] Compiling neural_net v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable `sum` is assigned to, but never used [INFO] [stdout] --> src/math.rs:97:21 [INFO] [stdout] | [INFO] [stdout] 97 | let mut sum = 0.0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_sum` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/math.rs:94:13 [INFO] [stdout] | [INFO] [stdout] 94 | let mut result = Vec::with_capacity(self.rows); [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: struct `Layer` is never constructed [INFO] [stdout] --> src/main.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Layer { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `pass_data_through` are never used [INFO] [stdout] --> src/main.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 11 | impl Layer { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 12 | fn new(input_count: usize, output_count: usize) -> Layer { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | fn pass_data_through(&self, data: &Vector) -> Vector { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `from_vec` and `from_random` are never used [INFO] [stdout] --> src/math.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl Vector { [INFO] [stdout] | ----------- associated functions in this implementation [INFO] [stdout] 13 | /// Creates a new Vector with the specified data. [INFO] [stdout] 14 | pub fn from_vec(data: &Vec) -> Vector { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | pub fn from_random(len: usize) -> Vector { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Matrix` is never constructed [INFO] [stdout] --> src/math.rs:53:12 [INFO] [stdout] | [INFO] [stdout] 53 | pub struct Matrix { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Matrix` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `from_2d_slice`, `get`, `get_mut`, and `mul_with_vector` are never used [INFO] [stdout] --> src/math.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 59 | impl Matrix { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 60 | /// Creates a new Matrix and fills it with random data. [INFO] [stdout] 61 | pub fn new(rows: usize, cols: usize) -> Matrix { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | pub fn from_2d_slice(slice: &[&[f64]]) -> Matrix { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 85 | pub fn get(&self, row: usize, col: usize) -> f64 { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | pub fn get_mut(&mut self, row: usize, col: usize) -> &mut f64 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 93 | pub fn mul_with_vector(&self, vector: &Vector) -> Vector { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `logistic` is never used [INFO] [stdout] --> src/math.rs:108:8 [INFO] [stdout] | [INFO] [stdout] 108 | pub fn logistic(x: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `logistic_derivative` is never used [INFO] [stdout] --> src/math.rs:112:8 [INFO] [stdout] | [INFO] [stdout] 112 | pub fn logistic_derivative(x: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s [INFO] running `Command { std: "docker" "inspect" "d5e8f45c628cbc2918cd862c0731eff2a59e4769be392449f08a6e7acddfc542", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5e8f45c628cbc2918cd862c0731eff2a59e4769be392449f08a6e7acddfc542", kill_on_drop: false }` [INFO] [stdout] d5e8f45c628cbc2918cd862c0731eff2a59e4769be392449f08a6e7acddfc542 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] d24b0db162234cbc30b75c8c1e7bdec490dfe6c8d5e05b49c813f7595edb966e [INFO] running `Command { std: "docker" "start" "-a" "d24b0db162234cbc30b75c8c1e7bdec490dfe6c8d5e05b49c813f7595edb966e", kill_on_drop: false }` [INFO] [stderr] warning: variable `sum` is assigned to, but never used [INFO] [stderr] --> src/math.rs:97:21 [INFO] [stderr] | [INFO] [stderr] 97 | let mut sum = 0.0; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_sum` instead [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/math.rs:94:13 [INFO] [stderr] | [INFO] [stderr] 94 | let mut result = Vec::with_capacity(self.rows); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct `Layer` is never constructed [INFO] [stderr] --> src/main.rs:6:8 [INFO] [stderr] | [INFO] [stderr] 6 | struct Layer { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated items `new` and `pass_data_through` are never used [INFO] [stderr] --> src/main.rs:12:8 [INFO] [stderr] | [INFO] [stderr] 11 | impl Layer { [INFO] [stderr] | ---------- associated items in this implementation [INFO] [stderr] 12 | fn new(input_count: usize, output_count: usize) -> Layer { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 19 | fn pass_data_through(&self, data: &Vector) -> Vector { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated functions `from_vec` and `from_random` are never used [INFO] [stderr] --> src/math.rs:14:12 [INFO] [stderr] | [INFO] [stderr] 12 | impl Vector { [INFO] [stderr] | ----------- associated functions in this implementation [INFO] [stderr] 13 | /// Creates a new Vector with the specified data. [INFO] [stderr] 14 | pub fn from_vec(data: &Vec) -> Vector { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 19 | pub fn from_random(len: usize) -> Vector { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Matrix` is never constructed [INFO] [stderr] --> src/math.rs:53:12 [INFO] [stderr] | [INFO] [stderr] 53 | pub struct Matrix { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Matrix` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: associated items `new`, `from_2d_slice`, `get`, `get_mut`, and `mul_with_vector` are never used [INFO] [stderr] --> src/math.rs:61:12 [INFO] [stderr] | [INFO] [stderr] 59 | impl Matrix { [INFO] [stderr] | ----------- associated items in this implementation [INFO] [stderr] 60 | /// Creates a new Matrix and fills it with random data. [INFO] [stderr] 61 | pub fn new(rows: usize, cols: usize) -> Matrix { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 72 | pub fn from_2d_slice(slice: &[&[f64]]) -> Matrix { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 85 | pub fn get(&self, row: usize, col: usize) -> f64 { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 89 | pub fn get_mut(&mut self, row: usize, col: usize) -> &mut f64 { [INFO] [stderr] | ^^^^^^^ [INFO] [stdout] [INFO] [stderr] ... [INFO] [stdout] running 0 tests [INFO] [stderr] 93 | pub fn mul_with_vector(&self, vector: &Vector) -> Vector { [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: function `logistic` is never used [INFO] [stderr] --> src/math.rs:108:8 [INFO] [stderr] | [INFO] [stderr] 108 | pub fn logistic(x: f64) -> f64 { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `logistic_derivative` is never used [INFO] [stderr] --> src/math.rs:112:8 [INFO] [stderr] | [INFO] [stderr] 112 | pub fn logistic_derivative(x: f64) -> f64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `neural_net` (bin "neural_net" test) generated 9 warnings (run `cargo fix --bin "neural_net" --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/neural_net-5d67b8eb3cd1091f) [INFO] running `Command { std: "docker" "inspect" "d24b0db162234cbc30b75c8c1e7bdec490dfe6c8d5e05b49c813f7595edb966e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d24b0db162234cbc30b75c8c1e7bdec490dfe6c8d5e05b49c813f7595edb966e", kill_on_drop: false }` [INFO] [stdout] d24b0db162234cbc30b75c8c1e7bdec490dfe6c8d5e05b49c813f7595edb966e