[INFO] cloning repository https://github.com/e-strauss/DiffDataflowMLPipelines
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/e-strauss/DiffDataflowMLPipelines" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fe-strauss%2FDiffDataflowMLPipelines", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fe-strauss%2FDiffDataflowMLPipelines'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f673c0d560bd97e94bc15255bfe9e46208bc1b57
[INFO] checking e-strauss/DiffDataflowMLPipelines against 1.95.0-beta.7 for beta-1.95-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fe-strauss%2FDiffDataflowMLPipelines" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/e-strauss/DiffDataflowMLPipelines
[INFO] finished tweaking git repo https://github.com/e-strauss/DiffDataflowMLPipelines
[INFO] tweaked toml for git repo https://github.com/e-strauss/DiffDataflowMLPipelines written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/e-strauss/DiffDataflowMLPipelines on toolchain 1.95.0-beta.7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0-beta.7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/e-strauss/DiffDataflowMLPipelines 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" "+1.95.0-beta.7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0-beta.7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f3ef45cacdf111be61f3c9b4304c4fd646afe275f4d3671ed3b6e2ce7cefd96
[INFO] running `Command { std: "docker" "start" "-a" "1f3ef45cacdf111be61f3c9b4304c4fd646afe275f4d3671ed3b6e2ce7cefd96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f3ef45cacdf111be61f3c9b4304c4fd646afe275f4d3671ed3b6e2ce7cefd96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f3ef45cacdf111be61f3c9b4304c4fd646afe275f4d3671ed3b6e2ce7cefd96", kill_on_drop: false }`
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[INFO] [stdout] bf55665996685b856856e646505431d184e2e94aa835221b25a218f5ef091d4c
[INFO] running `Command { std: "docker" "start" "-a" "bf55665996685b856856e646505431d184e2e94aa835221b25a218f5ef091d4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling serde v1.0.216
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[INFO] [stderr]    Compiling zerocopy v0.8.14
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[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling priority-queue v1.4.0
[INFO] [stderr]     Checking ryu v1.0.19
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[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]     Checking getrandom v0.3.0-rc.0
[INFO] [stderr]     Checking rand_core v0.9.0-beta.1
[INFO] [stderr]    Compiling serde_derive v1.0.216
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
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[INFO] [stderr]     Checking ppv-lite86 v0.2.20
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[INFO] [stderr]     Checking bincode v1.3.3
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[INFO] [stderr]     Checking IncrementalFeatureEncoders v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:96:7
[INFO] [stdout]    |
[INFO] [stdout] 96 |     if(current_degree == target_degree){
[INFO] [stdout]    |       ^                               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 -     if(current_degree == target_degree){
[INFO] [stdout] 96 +     if current_degree == target_degree {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/feature_encoders/polynomial_features_encoder.rs:100:7
[INFO] [stdout]     |
[INFO] [stdout] 100 |     if(i == n_features){
[INFO] [stdout]     |       ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 100 -     if(i == n_features){
[INFO] [stdout] 100 +     if i == n_features {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::safe_vec::SafeVec`
[INFO] [stdout]   --> src/feature_encoders/minmax_scaler.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use crate::types::safe_vec::SafeVec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:96:7
[INFO] [stdout]    |
[INFO] [stdout] 96 |     if(current_degree == target_degree){
[INFO] [stdout]    |       ^                               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 -     if(current_degree == target_degree){
[INFO] [stdout] 96 +     if current_degree == target_degree {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/feature_encoders/polynomial_features_encoder.rs:100:7
[INFO] [stdout]     |
[INFO] [stdout] 100 |     if(i == n_features){
[INFO] [stdout]     |       ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 100 -     if(i == n_features){
[INFO] [stdout] 100 +     if i == n_features {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::safe_vec::SafeVec`
[INFO] [stdout]   --> src/feature_encoders/minmax_scaler.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use crate::types::safe_vec::SafeVec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/count_vectorizer.rs:30:26
[INFO] [stdout]    |
[INFO] [stdout] 30 |                     _ => !panic!("count vectorizer called on non-text column")
[INFO] [stdout]    |                          ^----------------------------------------------------
[INFO] [stdout]    |                          ||
[INFO] [stdout]    |                          |any code following this expression is unreachable
[INFO] [stdout]    |                          unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/count_vectorizer.rs:50:22
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 _ => !panic!("count vectorizer called on non-text column")
[INFO] [stdout]    |                      ^----------------------------------------------------
[INFO] [stdout]    |                      ||
[INFO] [stdout]    |                      |any code following this expression is unreachable
[INFO] [stdout]    |                      unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/count_vectorizer.rs:30:26
[INFO] [stdout]    |
[INFO] [stdout] 30 |                     _ => !panic!("count vectorizer called on non-text column")
[INFO] [stdout]    |                          ^----------------------------------------------------
[INFO] [stdout]    |                          ||
[INFO] [stdout]    |                          |any code following this expression is unreachable
[INFO] [stdout]    |                          unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/count_vectorizer.rs:50:22
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 _ => !panic!("count vectorizer called on non-text column")
[INFO] [stdout]    |                      ^----------------------------------------------------
[INFO] [stdout]    |                      ||
[INFO] [stdout]    |                      |any code following this expression is unreachable
[INFO] [stdout]    |                      unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/feature_encoders/one_hot_encoder.rs:54:25
[INFO] [stdout]    |
[INFO] [stdout] 54 |             .map(|(_, ((value, row_id), len))| {
[INFO] [stdout]    |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/feature_encoders/one_hot_encoder.rs:44:60
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let inner_join = data.join(&value_pos_pairs).map(|(value, (row_id, (vector_index, len)))| {
[INFO] [stdout]    |                                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/hash_vectorizer.rs:23:23
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn fit(&mut self, data: &Collection<G, (usize, RowValue)>) {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:43:23
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn fit(&mut self, data: &Collection<G, (usize, RowValue)>) {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> src/feature_encoders/minmax_scaler.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let len = match self.max_pq.len() {
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/feature_encoders/passthrough.rs:19:23
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn fit(&mut self, data: &Collection<G, (usize, RowValue)>) {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/feature_encoders/one_hot_encoder.rs:54:25
[INFO] [stdout]    |
[INFO] [stdout] 54 |             .map(|(_, ((value, row_id), len))| {
[INFO] [stdout]    |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/feature_encoders/one_hot_encoder.rs:44:60
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let inner_join = data.join(&value_pos_pairs).map(|(value, (row_id, (vector_index, len)))| {
[INFO] [stdout]    |                                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/hash_vectorizer.rs:23:23
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn fit(&mut self, data: &Collection<G, (usize, RowValue)>) {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:43:23
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn fit(&mut self, data: &Collection<G, (usize, RowValue)>) {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |             let mut input_df = input.to_collection(scope);
[INFO] [stdout]    |                 ----^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timer_tmp`
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |             let timer_tmp = Instant::now();
[INFO] [stdout]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timer_tmp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r1`
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:17:41
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn run_pipeline2(dataset: Vec<Row>, r1: i32, r2: i32, size: f32) {
[INFO] [stdout]    |                                         ^^ help: if this is intentional, prefix it with an underscore: `_r1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r2`
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:17:50
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn run_pipeline2(dataset: Vec<Row>, r1: i32, r2: i32, size: f32) {
[INFO] [stdout]    |                                                  ^^ help: if this is intentional, prefix it with an underscore: `_r2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timer`
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let timer = Instant::now();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_timer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> src/feature_encoders/minmax_scaler.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let len = match self.max_pq.len() {
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_count` is never used
[INFO] [stdout]    --> src/feature_encoders/feature_extraction/tfidf_transformer.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout]  97 | impl DocumentFrequencyAggregate {
[INFO] [stdout]     | ------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 115 |     fn get_count(&self) -> isize {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `combinations` is never read
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct PolynomialFeaturesEncoder {
[INFO] [stdout]    |            ------------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 |     combinations : Option<Vec<Vec<usize>>>
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `polynomials` is never used
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl PolynomialFeaturesEncoder {
[INFO] [stdout]    | ------------------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn polynomials(&self, input_vec: Vec<f64>) -> RowValue {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `combinations_with_replacement` is never used
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn combinations_with_replacement(len: usize, min_degree: usize, max_degree: usize) -> Vec<Vec<usize>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `recurse` is never used
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:95:4
[INFO] [stdout]    |
[INFO] [stdout] 95 | fn recurse(i : usize, current_degree : usize, target_degree : usize, n_features : usize, combinations: &mut Vec<Vec<usize>>, current...
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `phantom_data` is never read
[INFO] [stdout]  --> src/feature_encoders/passthrough.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Passthrough < G: Scope> {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 8 |     phantom_data: Option<Collection<G, (usize, RowValue)>>
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/feature_encoders/passthrough.rs:19:23
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn fit(&mut self, data: &Collection<G, (usize, RowValue)>) {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `phantom_data` is never read
[INFO] [stdout]   --> src/feature_encoders/function_encoder.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct FunctionEncoder < G: Scope> {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout]  9 |     udf: Rc<dyn Fn(RowValue) -> RowValue>,
[INFO] [stdout] 10 |     phantom_data: Option<Collection<G, (usize, RowValue)>>
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |             let mut input_df = input.to_collection(scope);
[INFO] [stdout]    |                 ----^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timer_tmp`
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |             let timer_tmp = Instant::now();
[INFO] [stdout]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timer_tmp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r1`
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:17:41
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn run_pipeline2(dataset: Vec<Row>, r1: i32, r2: i32, size: f32) {
[INFO] [stdout]    |                                         ^^ help: if this is intentional, prefix it with an underscore: `_r1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r2`
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:17:50
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn run_pipeline2(dataset: Vec<Row>, r1: i32, r2: i32, size: f32) {
[INFO] [stdout]    |                                                  ^^ help: if this is intentional, prefix it with an underscore: `_r2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timer`
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let timer = Instant::now();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_timer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_count` is never used
[INFO] [stdout]    --> src/feature_encoders/feature_extraction/tfidf_transformer.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout]  97 | impl DocumentFrequencyAggregate {
[INFO] [stdout]     | ------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 115 |     fn get_count(&self) -> isize {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `combinations` is never read
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct PolynomialFeaturesEncoder {
[INFO] [stdout]    |            ------------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 |     combinations : Option<Vec<Vec<usize>>>
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `polynomials` is never used
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl PolynomialFeaturesEncoder {
[INFO] [stdout]    | ------------------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn polynomials(&self, input_vec: Vec<f64>) -> RowValue {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `combinations_with_replacement` is never used
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn combinations_with_replacement(len: usize, min_degree: usize, max_degree: usize) -> Vec<Vec<usize>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `recurse` is never used
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:95:4
[INFO] [stdout]    |
[INFO] [stdout] 95 | fn recurse(i : usize, current_degree : usize, target_degree : usize, n_features : usize, combinations: &mut Vec<Vec<usize>>, current...
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `phantom_data` is never read
[INFO] [stdout]  --> src/feature_encoders/passthrough.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Passthrough < G: Scope> {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 8 |     phantom_data: Option<Collection<G, (usize, RowValue)>>
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `phantom_data` is never read
[INFO] [stdout]   --> src/feature_encoders/function_encoder.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct FunctionEncoder < G: Scope> {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout]  9 |     udf: Rc<dyn Fn(RowValue) -> RowValue>,
[INFO] [stdout] 10 |     phantom_data: Option<Collection<G, (usize, RowValue)>>
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `IncrementalFeatureEncoders` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `incremental_feature_encoders`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:96:7
[INFO] [stdout]    |
[INFO] [stdout] 96 |     if(current_degree == target_degree){
[INFO] [stdout]    |       ^                               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 -     if(current_degree == target_degree){
[INFO] [stdout] 96 +     if current_degree == target_degree {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/feature_encoders/polynomial_features_encoder.rs:100:7
[INFO] [stdout]     |
[INFO] [stdout] 100 |     if(i == n_features){
[INFO] [stdout]     |       ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 100 -     if(i == n_features){
[INFO] [stdout] 100 +     if i == n_features {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::safe_vec::SafeVec`
[INFO] [stdout]   --> src/feature_encoders/minmax_scaler.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use crate::types::safe_vec::SafeVec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:96:7
[INFO] [stdout]    |
[INFO] [stdout] 96 |     if(current_degree == target_degree){
[INFO] [stdout]    |       ^                               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 -     if(current_degree == target_degree){
[INFO] [stdout] 96 +     if current_degree == target_degree {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/feature_encoders/polynomial_features_encoder.rs:100:7
[INFO] [stdout]     |
[INFO] [stdout] 100 |     if(i == n_features){
[INFO] [stdout]     |       ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 100 -     if(i == n_features){
[INFO] [stdout] 100 +     if i == n_features {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::safe_vec::SafeVec`
[INFO] [stdout]   --> src/feature_encoders/minmax_scaler.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use crate::types::safe_vec::SafeVec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/count_vectorizer.rs:30:26
[INFO] [stdout]    |
[INFO] [stdout] 30 |                     _ => !panic!("count vectorizer called on non-text column")
[INFO] [stdout]    |                          ^----------------------------------------------------
[INFO] [stdout]    |                          ||
[INFO] [stdout]    |                          |any code following this expression is unreachable
[INFO] [stdout]    |                          unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/count_vectorizer.rs:50:22
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 _ => !panic!("count vectorizer called on non-text column")
[INFO] [stdout]    |                      ^----------------------------------------------------
[INFO] [stdout]    |                      ||
[INFO] [stdout]    |                      |any code following this expression is unreachable
[INFO] [stdout]    |                      unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/count_vectorizer.rs:30:26
[INFO] [stdout]    |
[INFO] [stdout] 30 |                     _ => !panic!("count vectorizer called on non-text column")
[INFO] [stdout]    |                          ^----------------------------------------------------
[INFO] [stdout]    |                          ||
[INFO] [stdout]    |                          |any code following this expression is unreachable
[INFO] [stdout]    |                          unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/count_vectorizer.rs:50:22
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 _ => !panic!("count vectorizer called on non-text column")
[INFO] [stdout]    |                      ^----------------------------------------------------
[INFO] [stdout]    |                      ||
[INFO] [stdout]    |                      |any code following this expression is unreachable
[INFO] [stdout]    |                      unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/feature_encoders/one_hot_encoder.rs:54:25
[INFO] [stdout]    |
[INFO] [stdout] 54 |             .map(|(_, ((value, row_id), len))| {
[INFO] [stdout]    |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/feature_encoders/one_hot_encoder.rs:44:60
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let inner_join = data.join(&value_pos_pairs).map(|(value, (row_id, (vector_index, len)))| {
[INFO] [stdout]    |                                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/feature_encoders/one_hot_encoder.rs:54:25
[INFO] [stdout]    |
[INFO] [stdout] 54 |             .map(|(_, ((value, row_id), len))| {
[INFO] [stdout]    |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/feature_encoders/one_hot_encoder.rs:44:60
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let inner_join = data.join(&value_pos_pairs).map(|(value, (row_id, (vector_index, len)))| {
[INFO] [stdout]    |                                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/hash_vectorizer.rs:23:23
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn fit(&mut self, data: &Collection<G, (usize, RowValue)>) {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/hash_vectorizer.rs:23:23
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn fit(&mut self, data: &Collection<G, (usize, RowValue)>) {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:43:23
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn fit(&mut self, data: &Collection<G, (usize, RowValue)>) {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> src/feature_encoders/minmax_scaler.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let len = match self.max_pq.len() {
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:43:23
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn fit(&mut self, data: &Collection<G, (usize, RowValue)>) {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/feature_encoders/passthrough.rs:19:23
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn fit(&mut self, data: &Collection<G, (usize, RowValue)>) {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> src/feature_encoders/minmax_scaler.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let len = match self.max_pq.len() {
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/feature_encoders/passthrough.rs:19:23
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn fit(&mut self, data: &Collection<G, (usize, RowValue)>) {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |             let mut input_df = input.to_collection(scope);
[INFO] [stdout]    |                 ----^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timer_tmp`
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |             let timer_tmp = Instant::now();
[INFO] [stdout]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timer_tmp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r1`
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:17:41
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn run_pipeline2(dataset: Vec<Row>, r1: i32, r2: i32, size: f32) {
[INFO] [stdout]    |                                         ^^ help: if this is intentional, prefix it with an underscore: `_r1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r2`
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:17:50
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn run_pipeline2(dataset: Vec<Row>, r1: i32, r2: i32, size: f32) {
[INFO] [stdout]    |                                                  ^^ help: if this is intentional, prefix it with an underscore: `_r2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timer`
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let timer = Instant::now();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_timer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |             let mut input_df = input.to_collection(scope);
[INFO] [stdout]    |                 ----^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timer_tmp`
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |             let timer_tmp = Instant::now();
[INFO] [stdout]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timer_tmp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r1`
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:17:41
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn run_pipeline2(dataset: Vec<Row>, r1: i32, r2: i32, size: f32) {
[INFO] [stdout]    |                                         ^^ help: if this is intentional, prefix it with an underscore: `_r1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r2`
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:17:50
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn run_pipeline2(dataset: Vec<Row>, r1: i32, r2: i32, size: f32) {
[INFO] [stdout]    |                                                  ^^ help: if this is intentional, prefix it with an underscore: `_r2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timer`
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let timer = Instant::now();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_timer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/main.rs:356:17
[INFO] [stdout]     |
[INFO] [stdout] 356 |             for j in 0..size2{
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/main.rs:356:17
[INFO] [stdout]     |
[INFO] [stdout] 356 |             for j in 0..size2{
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RowValue` is never used
[INFO] [stdout]  --> src/types/row_value.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum RowValue {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `initial_vec`, `get_integer`, `get_float`, `get_text`, `get_vec`, and `vector_append` are never used
[INFO] [stdout]   --> src/types/row_value.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl RowValue {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 18 |
[INFO] [stdout] 19 |      pub fn initial_vec() -> Self {
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn get_integer(&self) -> i64 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn get_float(&self) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn get_text(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub fn get_vec(&self) -> &Vec<f64> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn vector_append(self, other: &RowValue) -> RowValue{
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Row` is never constructed
[INFO] [stdout]  --> src/types/row.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Row {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `with_values`, `with_integer_vec`, `with_row_value`, `with_row_values`, and `find_indices` are never used
[INFO] [stdout]   --> src/types/row.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Row {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn with_values(integer: i64, float: f64, text: String) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn with_integer_vec(integers: Vec<i64>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn with_row_value(val: RowValue) -> Self{
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn with_row_values(vals: Vec<RowValue>) -> Self{
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn find_indices<F>(&self, predicate: F) -> Vec<usize>
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SafeF64` is never constructed
[INFO] [stdout]  --> src/types/safe_f64.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub(crate) struct SafeF64(pub(crate) f64);
[INFO] [stdout]   |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SafeVec` is never constructed
[INFO] [stdout]  --> src/types/safe_vec.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct SafeVec<G>(pub Vec<G>);
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PositionAssignmentAggregate` is never constructed
[INFO] [stdout]  --> src/types/integer_assignment_aggregate.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct PositionAssignmentAggregate<T>
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/types/integer_assignment_aggregate.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | / impl<T> PositionAssignmentAggregate<T>
[INFO] [stdout] 21 | | where T: Ord + Clone + Hash {
[INFO] [stdout]    | |___________________________- associated items in this implementation
[INFO] [stdout] 22 |       pub fn get_map_and_len(self) -> (SafeHashMap<T, usize>, usize) {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |       pub fn new_with_vec(tokens : &Vec<T>, mult : isize) -> Self {
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |       pub fn new_with_val(val : &T, mult : isize) -> Self {
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |       fn assign_index(&mut self) -> usize {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |       fn compress(&mut self) {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |       fn plus_equals_value_count(&mut self, value: &T, count_to_add: isize) {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |       fn value_count(&self) -> usize {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SafeHashMap` is never constructed
[INFO] [stdout]  --> src/types/safe_hash_map.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct SafeHashMap<T: Ord + Clone + Hash + PartialEq, V: Clone + PartialEq >(pub(crate) HashMap<T, V>);
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `insert`, `get`, `keys`, `len`, and `iter` are never used
[INFO] [stdout]   --> src/types/safe_hash_map.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl<T: Ord + Clone + Hash + PartialEq, V: Clone + PartialEq> SafeHashMap<T, V>  {
[INFO] [stdout]    | ------------------------------------------------------------------------------- associated items in this implementation
[INFO] [stdout] 10 |     pub(crate) fn new() -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub(crate) fn insert(&mut self, key: T, value: V) {
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub(crate) fn get(&self, key: &T) -> Option<&V> {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub(crate) fn keys(&self) -> impl Iterator<Item = &T> {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub(crate) fn len(&self) -> usize {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub(crate) fn iter(&self) -> impl Iterator<Item = (&T, &V)> {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ColumnEncoder` is never used
[INFO] [stdout]  --> src/feature_encoders/column_encoder.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait ColumnEncoder<G: Scope>
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OneHotEncoder` is never constructed
[INFO] [stdout]   --> src/feature_encoders/one_hot_encoder.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct OneHotEncoder <G: Scope> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/feature_encoders/one_hot_encoder.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl<G: Scope> OneHotEncoder<G> {
[INFO] [stdout]    | ------------------------------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new() -> Self<>{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VarianceAggregate` is never constructed
[INFO] [stdout]   --> src/feature_encoders/standard_scaler.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct VarianceAggregate {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `get` are never used
[INFO] [stdout]   --> src/feature_encoders/standard_scaler.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl VarianceAggregate {
[INFO] [stdout]    | ---------------------- associated items in this implementation
[INFO] [stdout] 19 |     fn new(value: f64, multiplicity: isize) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     fn get(&self) -> (SafeF64, SafeF64) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `initial_vec`, `get_integer`, `get_text`, `get_vec`, and `vector_append` are never used
[INFO] [stdout]   --> src/types/row_value.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl RowValue {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 18 |
[INFO] [stdout] 19 |      pub fn initial_vec() -> Self {
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn get_integer(&self) -> i64 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn get_text(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub fn get_vec(&self) -> &Vec<f64> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn vector_append(self, other: &RowValue) -> RowValue{
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Row` is never constructed
[INFO] [stdout]  --> src/types/row.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Row {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `with_values`, `with_integer_vec`, `with_row_value`, `with_row_values`, and `find_indices` are never used
[INFO] [stdout]   --> src/types/row.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Row {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn with_values(integer: i64, float: f64, text: String) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn with_integer_vec(integers: Vec<i64>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn with_row_value(val: RowValue) -> Self{
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn with_row_values(vals: Vec<RowValue>) -> Self{
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn find_indices<F>(&self, predicate: F) -> Vec<usize>
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SafeVec` is never constructed
[INFO] [stdout]  --> src/types/safe_vec.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct SafeVec<G>(pub Vec<G>);
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StandardScaler` is never constructed
[INFO] [stdout]   --> src/feature_encoders/standard_scaler.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub struct StandardScaler < G: Scope> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `new_with_rounding` are never used
[INFO] [stdout]   --> src/feature_encoders/standard_scaler.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 68 | impl<G: Scope> StandardScaler<G> {
[INFO] [stdout]    | -------------------------------- associated functions in this implementation
[INFO] [stdout] 69 |     pub fn new() -> Self{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |     pub fn new_with_rounding(n_mean: i32, n_var: i32) -> Self{
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PositionAssignmentAggregate` is never constructed
[INFO] [stdout]  --> src/types/integer_assignment_aggregate.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct PositionAssignmentAggregate<T>
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `apply_scaling` is never used
[INFO] [stdout]    --> src/feature_encoders/standard_scaler.rs:109:15
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub(crate) fn apply_scaling<G: Scope>(data: &Collection<G, (usize, (usize, RowValue))>, mean: &Collection<G, (usize, (SafeF64, Safe...
[INFO] [stdout]     |               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `round_to_decimal` is never used
[INFO] [stdout]    --> src/feature_encoders/standard_scaler.rs:116:4
[INFO] [stdout]     |
[INFO] [stdout] 116 | fn round_to_decimal((m,v): (SafeF64, SafeF64), n1: i32, n2: i32) -> (SafeF64, SafeF64) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `multi_column_encoder` is never used
[INFO] [stdout]   --> src/feature_encoders/multi_column_encoder.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn multi_column_encoder<'a, G: Scope>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CountVectorizer` is never constructed
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/count_vectorizer.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct CountVectorizer <G: Scope> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/types/integer_assignment_aggregate.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | / impl<T> PositionAssignmentAggregate<T>
[INFO] [stdout] 21 | | where T: Ord + Clone + Hash {
[INFO] [stdout]    | |___________________________- associated items in this implementation
[INFO] [stdout] 22 |       pub fn get_map_and_len(self) -> (SafeHashMap<T, usize>, usize) {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |       pub fn new_with_vec(tokens : &Vec<T>, mult : isize) -> Self {
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |       pub fn new_with_val(val : &T, mult : isize) -> Self {
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |       fn assign_index(&mut self) -> usize {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |       fn compress(&mut self) {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |       fn plus_equals_value_count(&mut self, value: &T, count_to_add: isize) {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |       fn value_count(&self) -> usize {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/count_vectorizer.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<G: Scope> CountVectorizer<G> {
[INFO] [stdout]    | --------------------------------- associated function in this implementation
[INFO] [stdout] 18 |     pub fn new(binary : bool) -> Self<>{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HashVectorizer` is never constructed
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/hash_vectorizer.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct HashVectorizer {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `keys`, `len`, and `iter` are never used
[INFO] [stdout]   --> src/types/safe_hash_map.rs:22:19
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl<T: Ord + Clone + Hash + PartialEq, V: Clone + PartialEq> SafeHashMap<T, V>  {
[INFO] [stdout]    | ------------------------------------------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub(crate) fn keys(&self) -> impl Iterator<Item = &T> {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub(crate) fn len(&self) -> usize {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub(crate) fn iter(&self) -> impl Iterator<Item = (&T, &V)> {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/hash_vectorizer.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl HashVectorizer {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 16 |     pub fn new(n_features : usize, binary : bool) -> Self<>{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OneHotEncoder` is never constructed
[INFO] [stdout]   --> src/feature_encoders/one_hot_encoder.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct OneHotEncoder <G: Scope> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TfidfTransformer` is never constructed
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/tfidf_transformer.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct TfidfTransformer<G: Scope> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/feature_encoders/one_hot_encoder.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl<G: Scope> OneHotEncoder<G> {
[INFO] [stdout]    | ------------------------------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new() -> Self<>{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_with_rounding` is never used
[INFO] [stdout]   --> src/feature_encoders/standard_scaler.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 68 | impl<G: Scope> StandardScaler<G> {
[INFO] [stdout]    | -------------------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 73 |     pub fn new_with_rounding(n_mean: i32, n_var: i32) -> Self{
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `new_with_rounding` are never used
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/tfidf_transformer.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl<G: Scope> TfidfTransformer<G> {
[INFO] [stdout]    | ---------------------------------- associated functions in this implementation
[INFO] [stdout] 17 |     pub fn new() -> TfidfTransformer<G> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn new_with_rounding(n: i32) -> Self{
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `multi_column_encoder` is never used
[INFO] [stdout]   --> src/feature_encoders/multi_column_encoder.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn multi_column_encoder<'a, G: Scope>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DocumentFrequencyAggregate` is never constructed
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/tfidf_transformer.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | struct DocumentFrequencyAggregate {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CountVectorizer` is never constructed
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/count_vectorizer.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct CountVectorizer <G: Scope> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/count_vectorizer.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<G: Scope> CountVectorizer<G> {
[INFO] [stdout]    | --------------------------------- associated function in this implementation
[INFO] [stdout] 18 |     pub fn new(binary : bool) -> Self<>{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HashVectorizer` is never constructed
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/hash_vectorizer.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct HashVectorizer {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/hash_vectorizer.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl HashVectorizer {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 16 |     pub fn new(n_features : usize, binary : bool) -> Self<>{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TfidfTransformer` is never constructed
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/tfidf_transformer.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct TfidfTransformer<G: Scope> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_frequencies`, and `get_count` are never used
[INFO] [stdout]    --> src/feature_encoders/feature_extraction/tfidf_transformer.rs:98:8
[INFO] [stdout]     |
[INFO] [stdout]  97 | impl DocumentFrequencyAggregate {
[INFO] [stdout]     | ------------------------------- associated items in this implementation
[INFO] [stdout]  98 |     fn new(mut document: Vec<isize>, multiplicity: isize, round_to: Option<i32>) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |     fn get_frequencies(&self) -> Option<Vec<isize>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     fn get_count(&self) -> isize {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `new_with_rounding` are never used
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/tfidf_transformer.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl<G: Scope> TfidfTransformer<G> {
[INFO] [stdout]    | ---------------------------------- associated functions in this implementation
[INFO] [stdout] 17 |     pub fn new() -> TfidfTransformer<G> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn new_with_rounding(n: i32) -> Self{
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `round_to_decimal` is never used
[INFO] [stdout]    --> src/feature_encoders/feature_extraction/tfidf_transformer.rs:120:4
[INFO] [stdout]     |
[INFO] [stdout] 120 | fn round_to_decimal(vec : &Vec<isize>, n: i32) -> Vec<isize> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DocumentFrequencyAggregate` is never constructed
[INFO] [stdout]   --> src/feature_encoders/feature_extraction/tfidf_transformer.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | struct DocumentFrequencyAggregate {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `default_tokenizer` is never used
[INFO] [stdout]  --> src/feature_encoders/feature_extraction/utils.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn default_tokenizer(s: &str) -> Vec<String> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolynomialFeaturesEncoder` is never constructed
[INFO] [stdout]  --> src/feature_encoders/polynomial_features_encoder.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct PolynomialFeaturesEncoder {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_frequencies`, and `get_count` are never used
[INFO] [stdout]    --> src/feature_encoders/feature_extraction/tfidf_transformer.rs:98:8
[INFO] [stdout]     |
[INFO] [stdout]  97 | impl DocumentFrequencyAggregate {
[INFO] [stdout]     | ------------------------------- associated items in this implementation
[INFO] [stdout]  98 |     fn new(mut document: Vec<isize>, multiplicity: isize, round_to: Option<i32>) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |     fn get_frequencies(&self) -> Option<Vec<isize>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     fn get_count(&self) -> isize {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `round_to_decimal` is never used
[INFO] [stdout]    --> src/feature_encoders/feature_extraction/tfidf_transformer.rs:120:4
[INFO] [stdout]     |
[INFO] [stdout] 120 | fn round_to_decimal(vec : &Vec<isize>, n: i32) -> Vec<isize> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `default_tokenizer` is never used
[INFO] [stdout]  --> src/feature_encoders/feature_extraction/utils.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn default_tokenizer(s: &str) -> Vec<String> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `polynomials` are never used
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl PolynomialFeaturesEncoder {
[INFO] [stdout]    | ------------------------------ associated items in this implementation
[INFO] [stdout] 15 |     pub fn new(min_degree : usize, max_degree : usize) -> Self<>{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn polynomials(&self, input_vec: Vec<f64>) -> RowValue {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PolynomialFeaturesEncoder` is never constructed
[INFO] [stdout]  --> src/feature_encoders/polynomial_features_encoder.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct PolynomialFeaturesEncoder {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `polynomials_1d` is never used
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:76:4
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn polynomials_1d(value: f64, min_degree: usize, max_degree: usize) -> RowValue {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `combinations_with_replacement` is never used
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn combinations_with_replacement(len: usize, min_degree: usize, max_degree: usize) -> Vec<Vec<usize>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `polynomials` are never used
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl PolynomialFeaturesEncoder {
[INFO] [stdout]    | ------------------------------ associated items in this implementation
[INFO] [stdout] 15 |     pub fn new(min_degree : usize, max_degree : usize) -> Self<>{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn polynomials(&self, input_vec: Vec<f64>) -> RowValue {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `polynomials_1d` is never used
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:76:4
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn polynomials_1d(value: f64, min_degree: usize, max_degree: usize) -> RowValue {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `recurse` is never used
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:95:4
[INFO] [stdout]    |
[INFO] [stdout] 95 | fn recurse(i : usize, current_degree : usize, target_degree : usize, n_features : usize, combinations: &mut Vec<Vec<usize>>, current...
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `combinations_with_replacement` is never used
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn combinations_with_replacement(len: usize, min_degree: usize, max_degree: usize) -> Vec<Vec<usize>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `KBinsDiscretizer` is never constructed
[INFO] [stdout]   --> src/feature_encoders/kbins_discretizer.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct KBinsDiscretizer<G: Scope> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `recurse` is never used
[INFO] [stdout]   --> src/feature_encoders/polynomial_features_encoder.rs:95:4
[INFO] [stdout]    |
[INFO] [stdout] 95 | fn recurse(i : usize, current_degree : usize, target_degree : usize, n_features : usize, combinations: &mut Vec<Vec<usize>>, current...
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pipeline` is never constructed
[INFO] [stdout]  --> src/feature_encoders/pipeline.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Pipeline<'a, G : Scope> {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/feature_encoders/kbins_discretizer.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl<G: Scope> KBinsDiscretizer<G> {
[INFO] [stdout]    | ---------------------------------- associated function in this implementation
[INFO] [stdout] 16 |     pub fn new(k: usize) -> Self{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MinMaxAggregate` is never constructed
[INFO] [stdout]   --> src/feature_encoders/minmax_scaler.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct MinMaxAggregate {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/feature_encoders/pipeline.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<'a, G: Scope> Pipeline<'a, G> {
[INFO] [stdout]    | ---------------------------------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn new(config: Vec<Box<dyn ColumnEncoder<G> + 'a>>) -> Self<>{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Passthrough` is never constructed
[INFO] [stdout]  --> src/feature_encoders/passthrough.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Passthrough < G: Scope> {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `get` are never used
[INFO] [stdout]   --> src/feature_encoders/minmax_scaler.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl MinMaxAggregate {
[INFO] [stdout]    | -------------------- associated items in this implementation
[INFO] [stdout] 24 |     pub(crate) fn new(value: f64, count: isize) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub(crate) fn get(&self) -> (SafeF64, SafeF64) {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/feature_encoders/passthrough.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<G: Scope> Passthrough<G> {
[INFO] [stdout]    | ----------------------------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn new() -> Self{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MinMaxScaler` is never constructed
[INFO] [stdout]    --> src/feature_encoders/minmax_scaler.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 129 | pub struct MinMaxScaler<G: Scope> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FunctionEncoder` is never constructed
[INFO] [stdout]  --> src/feature_encoders/function_encoder.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct FunctionEncoder < G: Scope> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/feature_encoders/minmax_scaler.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 133 | impl<G: Scope> MinMaxScaler<G> {
[INFO] [stdout]     | ------------------------------ associated function in this implementation
[INFO] [stdout] 134 |     pub fn new() -> Self{
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/feature_encoders/function_encoder.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl<G: Scope> FunctionEncoder<G> {
[INFO] [stdout]    | --------------------------------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(udf: impl Fn(RowValue) -> RowValue + 'static) -> Self{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_meta` is never used
[INFO] [stdout]    --> src/feature_encoders/minmax_scaler.rs:158:15
[INFO] [stdout]     |
[INFO] [stdout] 158 | pub(crate) fn get_meta<G: Scope>(data: &Collection<G, (usize, (usize, RowValue))>) -> Collection<G, (usize, (SafeF64, SafeF64))>
[INFO] [stdout]     |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OrdinalEncoder` is never constructed
[INFO] [stdout]  --> src/feature_encoders/ordinal_encoder.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct OrdinalEncoder <G: Scope> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pipeline` is never constructed
[INFO] [stdout]  --> src/feature_encoders/pipeline.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Pipeline<'a, G : Scope> {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/feature_encoders/ordinal_encoder.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<G: Scope> OrdinalEncoder<G> {
[INFO] [stdout]    | -------------------------------- associated function in this implementation
[INFO] [stdout] 14 |     pub fn new() -> Self<>{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `difference` is never used
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn difference(a: &[usize], b: &[usize]) -> Vec<usize> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/feature_encoders/pipeline.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<'a, G: Scope> Pipeline<'a, G> {
[INFO] [stdout]    | ---------------------------------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn new(config: Vec<Box<dyn ColumnEncoder<G> + 'a>>) -> Self<>{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_pipeline2` is never used
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn run_pipeline2(dataset: Vec<Row>, r1: i32, r2: i32, size: f32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Passthrough` is never constructed
[INFO] [stdout]  --> src/feature_encoders/passthrough.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Passthrough < G: Scope> {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_adult_csv` is never used
[INFO] [stdout]  --> src/pipelines/adult_dataset_reader.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn read_adult_csv(file_path: &str) -> Result<Vec<Row>, Box<dyn Error>> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/feature_encoders/passthrough.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<G: Scope> Passthrough<G> {
[INFO] [stdout]    | ----------------------------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn new() -> Self{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_demo_separator` is never used
[INFO] [stdout]  --> src/pipelines/pipeline_3_diabetes.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub(crate) fn print_demo_separator() {
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FunctionEncoder` is never constructed
[INFO] [stdout]  --> src/feature_encoders/function_encoder.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct FunctionEncoder < G: Scope> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `diabetes` is never used
[INFO] [stdout]   --> src/pipelines/pipeline_3_diabetes.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn diabetes(rows: Vec<Row>, r1: i32, r2: i32, size: f32) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_csv2` is never used
[INFO] [stdout]  --> src/pipelines/diabetes_dataset_reader.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn read_csv2(file_path: &str) -> Result<Vec<Row>, Box<dyn Error>> {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/feature_encoders/function_encoder.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl<G: Scope> FunctionEncoder<G> {
[INFO] [stdout]    | --------------------------------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(udf: impl Fn(RowValue) -> RowValue + 'static) -> Self{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OrdinalEncoder` is never constructed
[INFO] [stdout]  --> src/feature_encoders/ordinal_encoder.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct OrdinalEncoder <G: Scope> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/feature_encoders/ordinal_encoder.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<G: Scope> OrdinalEncoder<G> {
[INFO] [stdout]    | -------------------------------- associated function in this implementation
[INFO] [stdout] 14 |     pub fn new() -> Self<>{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `difference` is never used
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn difference(a: &[usize], b: &[usize]) -> Vec<usize> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_pipeline2` is never used
[INFO] [stdout]   --> src/pipelines/pipeline_2.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn run_pipeline2(dataset: Vec<Row>, r1: i32, r2: i32, size: f32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_adult_csv` is never used
[INFO] [stdout]  --> src/pipelines/adult_dataset_reader.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn read_adult_csv(file_path: &str) -> Result<Vec<Row>, Box<dyn Error>> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_demo_separator` is never used
[INFO] [stdout]  --> src/pipelines/pipeline_3_diabetes.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub(crate) fn print_demo_separator() {
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `diabetes` is never used
[INFO] [stdout]   --> src/pipelines/pipeline_3_diabetes.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn diabetes(rows: Vec<Row>, r1: i32, r2: i32, size: f32) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_csv2` is never used
[INFO] [stdout]  --> src/pipelines/diabetes_dataset_reader.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn read_csv2(file_path: &str) -> Result<Vec<Row>, Box<dyn Error>> {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.03s
[INFO] running `Command { std: "docker" "inspect" "bf55665996685b856856e646505431d184e2e94aa835221b25a218f5ef091d4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf55665996685b856856e646505431d184e2e94aa835221b25a218f5ef091d4c", kill_on_drop: false }`
[INFO] [stdout] bf55665996685b856856e646505431d184e2e94aa835221b25a218f5ef091d4c
