[INFO] cloning repository https://github.com/Cletsxd/machinelearningrust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Cletsxd/machinelearningrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCletsxd%2Fmachinelearningrust"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCletsxd%2Fmachinelearningrust'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 44fa3e5d096f9017d37239e4a9d1707a6dc9d328
[INFO] checking Cletsxd/machinelearningrust against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCletsxd%2Fmachinelearningrust" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Cletsxd/machinelearningrust on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Cletsxd/machinelearningrust
[INFO] finished tweaking git repo https://github.com/Cletsxd/machinelearningrust
[INFO] tweaked toml for git repo https://github.com/Cletsxd/machinelearningrust written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/Cletsxd/machinelearningrust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 79c9792e5c95380d711724e6fa8e80ec7c5ceb2d11cbcd7ca3c739f1cde3072e
[INFO] running `"docker" "start" "-a" "79c9792e5c95380d711724e6fa8e80ec7c5ceb2d11cbcd7ca3c739f1cde3072e"`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking machinelearning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: value assigned to `topo_nn` is never read
[INFO] [stderr]   --> src/main_neural_net.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |     let mut topo_nn = Vec::with_capacity(layers);
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `vec_x` is never read
[INFO] [stderr]   --> src/main_neural_net.rs:61:9
[INFO] [stderr]    |
[INFO] [stderr] 61 |     let mut vec_x = Vec::with_capacity(rows_x * columns_x);
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `vec_y` is never read
[INFO] [stderr]   --> src/main_neural_net.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let mut vec_y = Vec::with_capacity(rows_y * columns_y);
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `topo_nn` is never read
[INFO] [stderr]   --> src/main_neural_net.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |     let mut topo_nn = Vec::with_capacity(layers);
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `vec_x` is never read
[INFO] [stderr]   --> src/main_neural_net.rs:61:9
[INFO] [stderr]    |
[INFO] [stderr] 61 |     let mut vec_x = Vec::with_capacity(rows_x * columns_x);
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `vec_y` is never read
[INFO] [stderr]   --> src/main_neural_net.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let mut vec_y = Vec::with_capacity(rows_y * columns_y);
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `m`
[INFO] [stderr]    --> src/math.rs:147:13
[INFO] [stderr]     |
[INFO] [stderr] 147 |         let mut m = Matriz::create_matriz_random(3, 4);
[INFO] [stderr]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mat_r`
[INFO] [stderr]    --> src/math.rs:160:13
[INFO] [stderr]     |
[INFO] [stderr] 160 |         let mat_r = dot(&mat_a, &mat_b);
[INFO] [stderr]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_mat_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mat_r`
[INFO] [stderr]    --> src/math.rs:173:13
[INFO] [stderr]     |
[INFO] [stderr] 173 |         let mat_r = suma_wc(&mat_a, &mat_b);
[INFO] [stderr]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_mat_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mat_r`
[INFO] [stderr]    --> src/math.rs:190:13
[INFO] [stderr]     |
[INFO] [stderr] 190 |         let mat_r = resta_mat(&mat_a, &mat_b);
[INFO] [stderr]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_mat_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mat_r`
[INFO] [stderr]    --> src/math.rs:207:13
[INFO] [stderr]     |
[INFO] [stderr] 207 |         let mat_r = d_e2medio(&mat_a, &mat_b);
[INFO] [stderr]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_mat_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mat_r`
[INFO] [stderr]    --> src/math.rs:224:13
[INFO] [stderr]     |
[INFO] [stderr] 224 |         let mat_r = mult_mat(&mat_a, &mat_b);
[INFO] [stderr]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_mat_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mat`
[INFO] [stderr]    --> src/math.rs:235:13
[INFO] [stderr]     |
[INFO] [stderr] 235 |         let mat = mean(&mat_a);
[INFO] [stderr]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_mat`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mat_r`
[INFO] [stderr]    --> src/math.rs:246:13
[INFO] [stderr]     |
[INFO] [stderr] 246 |         let mat_r = mult_mat_float(&mat_a, 0.01);
[INFO] [stderr]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_mat_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rows`
[INFO] [stderr]   --> src/matriz.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |         let rows = 0;
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_rows`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rows`
[INFO] [stderr]   --> src/matriz.rs:39:26
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn create_matriz(rows: usize, columns: usize, vector: Vec<f32>) -> Matriz {
[INFO] [stderr]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_rows`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `layer`
[INFO] [stderr]    --> src/neural_net.rs:119:31
[INFO] [stderr]     |
[INFO] [stderr] 119 |     pub fn show_output(&self, layer: usize) {
[INFO] [stderr]     |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_layer`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rows`
[INFO] [stderr]   --> src/matriz.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |         let rows = 0;
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_rows`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rows`
[INFO] [stderr]   --> src/matriz.rs:39:26
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn create_matriz(rows: usize, columns: usize, vector: Vec<f32>) -> Matriz {
[INFO] [stderr]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_rows`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mt`
[INFO] [stderr]    --> src/matriz.rs:146:13
[INFO] [stderr]     |
[INFO] [stderr] 146 |         let mt = m.t();
[INFO] [stderr]     |             ^^ help: if this is intentional, prefix it with an underscore: `_mt`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `layer`
[INFO] [stderr]    --> src/neural_net.rs:119:31
[INFO] [stderr]     |
[INFO] [stderr] 119 |     pub fn show_output(&self, layer: usize) {
[INFO] [stderr]     |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_layer`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/functions.rs:97:13
[INFO] [stderr]    |
[INFO] [stderr] 97 |         let mut m = Matriz::create_matriz(
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/functions.rs:109:13
[INFO] [stderr]     |
[INFO] [stderr] 109 |         let mut m = Matriz::create_matriz(
[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/functions.rs:121:13
[INFO] [stderr]     |
[INFO] [stderr] 121 |         let mut m = Matriz::create_matriz(
[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/functions.rs:133:13
[INFO] [stderr]     |
[INFO] [stderr] 133 |         let mut m = Matriz::create_matriz(
[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/functions.rs:145:13
[INFO] [stderr]     |
[INFO] [stderr] 145 |         let mut m = Matriz::create_matriz(
[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/functions.rs:157:13
[INFO] [stderr]     |
[INFO] [stderr] 157 |         let mut m = Matriz::create_matriz(
[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/math.rs:147:13
[INFO] [stderr]     |
[INFO] [stderr] 147 |         let mut m = Matriz::create_matriz_random(3, 4);
[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/math.rs:152:13
[INFO] [stderr]     |
[INFO] [stderr] 152 |         let mut mat_a = Matriz::create_matriz(
[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/math.rs:158:13
[INFO] [stderr]     |
[INFO] [stderr] 158 |         let mut mat_b = Matriz::create_matriz(4, 2, vec![1.0, 0.0, 0.0, 0.0, 3.0, 0.0, 3.0, 0.0]);
[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/math.rs:165:13
[INFO] [stderr]     |
[INFO] [stderr] 165 |         let mut mat_a = Matriz::create_matriz(
[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/math.rs:171:13
[INFO] [stderr]     |
[INFO] [stderr] 171 |         let mut mat_b = Matriz::create_matriz(1, 4, vec![1.0, 0.0, 0.0, 0.0]);
[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/math.rs:178:13
[INFO] [stderr]     |
[INFO] [stderr] 178 |         let mut mat_a = Matriz::create_matriz(
[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/math.rs:184:13
[INFO] [stderr]     |
[INFO] [stderr] 184 |         let mut mat_b = Matriz::create_matriz(
[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/math.rs:195:13
[INFO] [stderr]     |
[INFO] [stderr] 195 |         let mut mat_a = Matriz::create_matriz(
[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/math.rs:201:13
[INFO] [stderr]     |
[INFO] [stderr] 201 |         let mut mat_b = Matriz::create_matriz(
[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/math.rs:212:13
[INFO] [stderr]     |
[INFO] [stderr] 212 |         let mut mat_a = Matriz::create_matriz(
[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/math.rs:218:13
[INFO] [stderr]     |
[INFO] [stderr] 218 |         let mut mat_b = Matriz::create_matriz(
[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/math.rs:229:13
[INFO] [stderr]     |
[INFO] [stderr] 229 |         let mut mat_a = Matriz::create_matriz(
[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/math.rs:240:13
[INFO] [stderr]     |
[INFO] [stderr] 240 |         let mut mat_a = Matriz::create_matriz(
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Sigmoidal`
[INFO] [stderr]  --> src/functions.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     Sigmoidal,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Relu`
[INFO] [stderr]  --> src/functions.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Relu,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `layers`
[INFO] [stderr]   --> src/neural_net.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     layers: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `show_output`
[INFO] [stderr]    --> src/neural_net.rs:119:5
[INFO] [stderr]     |
[INFO] [stderr] 119 |     pub fn show_output(&self, layer: usize) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `feed_forward_wi`
[INFO] [stderr]    --> src/neural_net.rs:140:5
[INFO] [stderr]     |
[INFO] [stderr] 140 |     pub fn feed_forward_wi(&mut self, input: &Matriz) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]   --> src/main_neural_net.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |     let X = Matriz::create_matriz(rows_x, columns_x, vec_x);
[INFO] [stderr]    |         ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]   --> src/main_neural_net.rs:75:9
[INFO] [stderr]    |
[INFO] [stderr] 75 |     let Y = Matriz::create_matriz(rows_y, columns_y, vec_y);
[INFO] [stderr]    |         ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/matriz.rs:129:13
[INFO] [stderr]     |
[INFO] [stderr] 129 |         let mut m = Matriz::create_matriz(
[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/matriz.rs:140:13
[INFO] [stderr]     |
[INFO] [stderr] 140 |         let mut m = Matriz::create_matriz(
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `layers`
[INFO] [stderr]   --> src/neural_net.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     layers: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `show_output`
[INFO] [stderr]    --> src/neural_net.rs:119:5
[INFO] [stderr]     |
[INFO] [stderr] 119 |     pub fn show_output(&self, layer: usize) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `feed_forward_wi`
[INFO] [stderr]    --> src/neural_net.rs:140:5
[INFO] [stderr]     |
[INFO] [stderr] 140 |     pub fn feed_forward_wi(&mut self, input: &Matriz) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]   --> src/main_neural_net.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |     let X = Matriz::create_matriz(rows_x, columns_x, vec_x);
[INFO] [stderr]    |         ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]   --> src/main_neural_net.rs:75:9
[INFO] [stderr]    |
[INFO] [stderr] 75 |     let Y = Matriz::create_matriz(rows_y, columns_y, vec_y);
[INFO] [stderr]    |         ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: 41 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.66s
[INFO] running `"docker" "inspect" "79c9792e5c95380d711724e6fa8e80ec7c5ceb2d11cbcd7ca3c739f1cde3072e"`
[INFO] running `"docker" "rm" "-f" "79c9792e5c95380d711724e6fa8e80ec7c5ceb2d11cbcd7ca3c739f1cde3072e"`
[INFO] [stdout] 79c9792e5c95380d711724e6fa8e80ec7c5ceb2d11cbcd7ca3c739f1cde3072e