[INFO] updating cached repository woowe/rust_ann [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/woowe/rust_ann [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/woowe/rust_ann" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/woowe/rust_ann"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/woowe/rust_ann'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/woowe/rust_ann" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/woowe/rust_ann"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/woowe/rust_ann'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 37ab0eecd42f3fffbdb8389ccd090d13541be58e [INFO] sha for GitHub repo woowe/rust_ann: 37ab0eecd42f3fffbdb8389ccd090d13541be58e [INFO] validating manifest of woowe/rust_ann on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of woowe/rust_ann on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing woowe/rust_ann [INFO] finished frobbing woowe/rust_ann [INFO] frobbed toml for woowe/rust_ann written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/woowe/rust_ann/Cargo.toml [INFO] started frobbing woowe/rust_ann [INFO] finished frobbing woowe/rust_ann [INFO] frobbed toml for woowe/rust_ann written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/woowe/rust_ann/Cargo.toml [INFO] crate woowe/rust_ann already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking woowe/rust_ann against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-1/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/woowe/rust_ann:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 0b048fc3d15810544fa87c7473329e000af5d6f03130ff97efaa3e0f0e1eb2f6 [INFO] running `"docker" "start" "-a" "0b048fc3d15810544fa87c7473329e000af5d6f03130ff97efaa3e0f0e1eb2f6"` [INFO] [stderr] Checking matrixmultiply v0.1.11 [INFO] [stderr] Checking num_cpus v1.1.0 [INFO] [stderr] Checking deque v0.3.1 [INFO] [stderr] Checking rayon v0.4.3 [INFO] [stderr] Checking num_rust v0.1.0 (https://github.com/woowe/num_rust.git#ad88ba18) [INFO] [stderr] Checking rust_ann v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `utils::*` [INFO] [stderr] --> src/main.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | use utils::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/neural_net.rs:46:26 [INFO] [stderr] | [INFO] [stderr] 46 | fn new(desc: Vec>) -> Result; [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Layer` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/neural_net.rs:51:35 [INFO] [stderr] | [INFO] [stderr] 51 | fn get_layers(&self) -> &[Box]; [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Layer` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/neural_net.rs:55:21 [INFO] [stderr] | [INFO] [stderr] 55 | layers: Vec>, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Layer` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/neural_net.rs:63:26 [INFO] [stderr] | [INFO] [stderr] 63 | fn new(desc: Vec>) -> Result { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Layer` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/neural_net.rs:117:35 [INFO] [stderr] | [INFO] [stderr] 117 | fn get_layers(&self) -> &[Box] { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Layer` [INFO] [stderr] [INFO] [stderr] warning: type `MSE_Reg` should have an upper camel case name [INFO] [stderr] --> src/cost_function.rs:20:12 [INFO] [stderr] | [INFO] [stderr] 20 | pub struct MSE_Reg { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper camel case: `MseReg` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `utils::*` [INFO] [stderr] --> src/main.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | use utils::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/neural_net.rs:46:26 [INFO] [stderr] | [INFO] [stderr] 46 | fn new(desc: Vec>) -> Result; [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Layer` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/neural_net.rs:51:35 [INFO] [stderr] | [INFO] [stderr] 51 | fn get_layers(&self) -> &[Box]; [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Layer` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/neural_net.rs:55:21 [INFO] [stderr] | [INFO] [stderr] 55 | layers: Vec>, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Layer` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/neural_net.rs:63:26 [INFO] [stderr] | [INFO] [stderr] 63 | fn new(desc: Vec>) -> Result { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Layer` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/neural_net.rs:117:35 [INFO] [stderr] | [INFO] [stderr] 117 | fn get_layers(&self) -> &[Box] { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Layer` [INFO] [stderr] [INFO] [stderr] warning: type `MSE_Reg` should have an upper camel case name [INFO] [stderr] --> src/cost_function.rs:20:12 [INFO] [stderr] | [INFO] [stderr] 20 | pub struct MSE_Reg { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper camel case: `MseReg` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `nn_pred` [INFO] [stderr] --> src/main.rs:193:13 [INFO] [stderr] | [INFO] [stderr] 193 | let nn_pred = max_pred_idx; [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_nn_pred` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `actual_pred` [INFO] [stderr] --> src/main.rs:194:13 [INFO] [stderr] | [INFO] [stderr] 194 | let actual_pred = actual_idx; [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_actual_pred` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `res` [INFO] [stderr] --> src/main.rs:57:17 [INFO] [stderr] | [INFO] [stderr] 57 | let res: isize = enl.par_iter().map(|&(i, line)| { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_res` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `djdws` is never read [INFO] [stderr] --> src/trainer.rs:40:17 [INFO] [stderr] | [INFO] [stderr] 40 | let mut djdws: Vec = Vec::new(); [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: unused variable: `nn_pred` [INFO] [stderr] --> src/main.rs:193:13 [INFO] [stderr] | [INFO] [stderr] 193 | let nn_pred = max_pred_idx; [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_nn_pred` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `actual_pred` [INFO] [stderr] --> src/main.rs:194:13 [INFO] [stderr] | [INFO] [stderr] 194 | let actual_pred = actual_idx; [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_actual_pred` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `res` [INFO] [stderr] --> src/main.rs:57:17 [INFO] [stderr] | [INFO] [stderr] 57 | let res: isize = enl.par_iter().map(|&(i, line)| { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_res` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `djdws` is never read [INFO] [stderr] --> src/trainer.rs:40:17 [INFO] [stderr] | [INFO] [stderr] 40 | let mut djdws: Vec = Vec::new(); [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: function is never used: `set_params` [INFO] [stderr] --> src/utils.rs:73:1 [INFO] [stderr] | [INFO] [stderr] 73 | fn set_params(nn: &mut NN, params: Vec) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_params` [INFO] [stderr] --> src/utils.rs:88:1 [INFO] [stderr] | [INFO] [stderr] 88 | fn get_params(nn: &NN) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `compute_gradients` [INFO] [stderr] --> src/utils.rs:96:1 [INFO] [stderr] | [INFO] [stderr] 96 | fn compute_gradients(nn: &mut NN, cost: &mut C,input: &Matrix2d, output: &Matrix2d) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `compute_numerical_gradients` [INFO] [stderr] --> src/utils.rs:107:1 [INFO] [stderr] | [INFO] [stderr] 107 | fn compute_numerical_gradients(nn: &mut NN, cost: &mut C, x: &Matrix2d, y: &Matrix2d) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `check_gradient` [INFO] [stderr] --> src/utils.rs:132:1 [INFO] [stderr] | [INFO] [stderr] 132 | pub fn check_gradient(nn: &mut NN, cost: &mut C, x: &Matrix2d, y: &Matrix2d) -> f64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Sigmoid` [INFO] [stderr] --> src/activation_function.rs:20:1 [INFO] [stderr] | [INFO] [stderr] 20 | pub struct Sigmoid; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `ReLU` [INFO] [stderr] --> src/activation_function.rs:66:1 [INFO] [stderr] | [INFO] [stderr] 66 | pub struct ReLU; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `SoftPlus` [INFO] [stderr] --> src/activation_function.rs:88:1 [INFO] [stderr] | [INFO] [stderr] 88 | pub struct SoftPlus; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `SoftMax` [INFO] [stderr] --> src/activation_function.rs:102:1 [INFO] [stderr] | [INFO] [stderr] 102 | pub struct SoftMax; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `normalized_train_data` [INFO] [stderr] --> src/main.rs:87:5 [INFO] [stderr] | [INFO] [stderr] 87 | pub fn normalized_train_data(&self) -> (Matrix2d, Matrix2d) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `normalized_test_data` [INFO] [stderr] --> src/main.rs:91:5 [INFO] [stderr] | [INFO] [stderr] 91 | pub fn normalized_test_data(&self) -> (Matrix2d, Matrix2d) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: comparison is useless due to type limits [INFO] [stderr] --> src/trainer.rs:68:16 [INFO] [stderr] | [INFO] [stderr] 68 | if i >= 0 { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `frobenius_norm` [INFO] [stderr] --> src/utils.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn frobenius_norm(m: &Matrix2d) -> f64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `vec_bin_op` [INFO] [stderr] --> src/utils.rs:48:1 [INFO] [stderr] | [INFO] [stderr] 48 | / pub fn vec_bin_op(u: &[f64], v: &[f64], f: F) -> Vec [INFO] [stderr] 49 | | where F: Fn(f64, f64) -> f64 [INFO] [stderr] 50 | | { [INFO] [stderr] 51 | | debug_assert_eq!(u.len(), v.len()); [INFO] [stderr] ... | [INFO] [stderr] 70 | | out_vec [INFO] [stderr] 71 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `set_params` [INFO] [stderr] --> src/utils.rs:73:1 [INFO] [stderr] | [INFO] [stderr] 73 | fn set_params(nn: &mut NN, params: Vec) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_params` [INFO] [stderr] --> src/utils.rs:88:1 [INFO] [stderr] | [INFO] [stderr] 88 | fn get_params(nn: &NN) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `compute_gradients` [INFO] [stderr] --> src/utils.rs:96:1 [INFO] [stderr] | [INFO] [stderr] 96 | fn compute_gradients(nn: &mut NN, cost: &mut C,input: &Matrix2d, output: &Matrix2d) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `compute_numerical_gradients` [INFO] [stderr] --> src/utils.rs:107:1 [INFO] [stderr] | [INFO] [stderr] 107 | fn compute_numerical_gradients(nn: &mut NN, cost: &mut C, x: &Matrix2d, y: &Matrix2d) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `check_gradient` [INFO] [stderr] --> src/utils.rs:132:1 [INFO] [stderr] | [INFO] [stderr] 132 | pub fn check_gradient(nn: &mut NN, cost: &mut C, x: &Matrix2d, y: &Matrix2d) -> f64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Sigmoid` [INFO] [stderr] --> src/activation_function.rs:20:1 [INFO] [stderr] | [INFO] [stderr] 20 | pub struct Sigmoid; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `ReLU` [INFO] [stderr] --> src/activation_function.rs:66:1 [INFO] [stderr] | [INFO] [stderr] 66 | pub struct ReLU; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `SoftPlus` [INFO] [stderr] --> src/activation_function.rs:88:1 [INFO] [stderr] | [INFO] [stderr] 88 | pub struct SoftPlus; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `SoftMax` [INFO] [stderr] --> src/activation_function.rs:102:1 [INFO] [stderr] | [INFO] [stderr] 102 | pub struct SoftMax; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `normalized_train_data` [INFO] [stderr] --> src/main.rs:87:5 [INFO] [stderr] | [INFO] [stderr] 87 | pub fn normalized_train_data(&self) -> (Matrix2d, Matrix2d) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `normalized_test_data` [INFO] [stderr] --> src/main.rs:91:5 [INFO] [stderr] | [INFO] [stderr] 91 | pub fn normalized_test_data(&self) -> (Matrix2d, Matrix2d) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: comparison is useless due to type limits [INFO] [stderr] --> src/trainer.rs:68:16 [INFO] [stderr] | [INFO] [stderr] 68 | if i >= 0 { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.08s [INFO] running `"docker" "inspect" "0b048fc3d15810544fa87c7473329e000af5d6f03130ff97efaa3e0f0e1eb2f6"` [INFO] running `"docker" "rm" "-f" "0b048fc3d15810544fa87c7473329e000af5d6f03130ff97efaa3e0f0e1eb2f6"` [INFO] [stdout] 0b048fc3d15810544fa87c7473329e000af5d6f03130ff97efaa3e0f0e1eb2f6