[INFO] fetching crate simple_ml 0.3.2... [INFO] building simple_ml-0.3.2 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate simple_ml 0.3.2 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate simple_ml 0.3.2 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate simple_ml 0.3.2 [INFO] finished tweaking crates.io crate simple_ml 0.3.2 [INFO] tweaked toml for crates.io crate simple_ml 0.3.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate simple_ml 0.3.2 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libmath v0.2.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c5b3c030cfff4cdfda028da30e9d4720abbe52c2c674c2d080c4597d015a3f20 [INFO] running `Command { std: "docker" "start" "-a" "c5b3c030cfff4cdfda028da30e9d4720abbe52c2c674c2d080c4597d015a3f20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c5b3c030cfff4cdfda028da30e9d4720abbe52c2c674c2d080c4597d015a3f20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5b3c030cfff4cdfda028da30e9d4720abbe52c2c674c2d080c4597d015a3f20", kill_on_drop: false }` [INFO] [stdout] c5b3c030cfff4cdfda028da30e9d4720abbe52c2c674c2d080c4597d015a3f20 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e5684bb6632e5df02ea4c1d774e111657894ac76239d3776bf2499e971025bfc [INFO] running `Command { std: "docker" "start" "-a" "e5684bb6632e5df02ea4c1d774e111657894ac76239d3776bf2499e971025bfc", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.70 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling libmath v0.2.1 [INFO] [stderr] Compiling simple_ml v0.3.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:1858:13 [INFO] [stdout] | [INFO] [stdout] 1858 | (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)) [INFO] [stdout] | ^ [INFO] [stdout] 1859 | * (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)))) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 1858 ~ a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)) [INFO] [stdout] 1859 ~ * (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64))) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:3774:9 [INFO] [stdout] | [INFO] [stdout] 3774 | (actual / larger as f64) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 3774 - (actual / larger as f64) [INFO] [stdout] 3774 + actual / larger as f64 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `new_mean` is never read [INFO] [stdout] --> src/lib.rs:877:17 [INFO] [stdout] | [INFO] [stdout] 877 | let mut new_mean: Vec> = vec![]; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `X` should have a snake case name [INFO] [stdout] --> src/lib.rs:496:13 [INFO] [stdout] | [INFO] [stdout] 496 | let X = [&b0_vec[..], &x[..]].concat(); // [1,1,1...,1,1,1]+X [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | mod lib; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:1858:13 [INFO] [stdout] | [INFO] [stdout] 1858 | (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)) [INFO] [stdout] | ^ [INFO] [stdout] 1859 | * (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)))) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 1858 ~ a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)) [INFO] [stdout] 1859 ~ * (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64))) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:3774:9 [INFO] [stdout] | [INFO] [stdout] 3774 | (actual / larger as f64) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 3774 - (actual / larger as f64) [INFO] [stdout] 3774 + actual / larger as f64 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `new_mean` is never read [INFO] [stdout] --> src/lib.rs:877:17 [INFO] [stdout] | [INFO] [stdout] 877 | let mut new_mean: Vec> = vec![]; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `weights` [INFO] [stdout] --> src/main.rs:960:9 [INFO] [stdout] | [INFO] [stdout] 960 | let weights = svm.fit(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_weights` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `impute_string` is never used [INFO] [stdout] --> src/lib.rs:1401:8 [INFO] [stdout] | [INFO] [stdout] 1401 | pub fn impute_string<'a>(list: &'a mut Vec, impute_with: &'a str) -> Vec<&'a str> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `logistic_function_f` is never used [INFO] [stdout] --> src/lib.rs:1445:8 [INFO] [stdout] | [INFO] [stdout] 1445 | pub fn logistic_function_f(matrix: &Vec>, beta: &Vec>) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `log_gradient_f` is never used [INFO] [stdout] --> src/lib.rs:1462:8 [INFO] [stdout] | [INFO] [stdout] 1462 | pub fn log_gradient_f( [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `logistic_predict` is never used [INFO] [stdout] --> src/lib.rs:1507:8 [INFO] [stdout] | [INFO] [stdout] 1507 | pub fn logistic_predict(matrix1: &Vec>, beta: &Vec>) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `best_fit_line` is never used [INFO] [stdout] --> src/lib.rs:4568:8 [INFO] [stdout] | [INFO] [stdout] 4568 | pub fn best_fit_line(x: &Vec, y: &Vec) -> (f64, f64) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:327:5 [INFO] [stdout] | [INFO] [stdout] 327 | &head(&join_matrix(&a, &b, "long"), 2); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 327 | let _ = &head(&join_matrix(&a, &b, "long"), 2); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:328:5 [INFO] [stdout] | [INFO] [stdout] 328 | &tail(&join_matrix(&a, &b, "long"), 2); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 328 | let _ = &tail(&join_matrix(&a, &b, "long"), 2); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `X` should have a snake case name [INFO] [stdout] --> src/lib.rs:496:13 [INFO] [stdout] | [INFO] [stdout] 496 | let X = [&b0_vec[..], &x[..]].concat(); // [1,1,1...,1,1,1]+X [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.43s [INFO] running `Command { std: "docker" "inspect" "e5684bb6632e5df02ea4c1d774e111657894ac76239d3776bf2499e971025bfc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5684bb6632e5df02ea4c1d774e111657894ac76239d3776bf2499e971025bfc", kill_on_drop: false }` [INFO] [stdout] e5684bb6632e5df02ea4c1d774e111657894ac76239d3776bf2499e971025bfc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 65b5fc641eca3f61909ccda4065356b58bdb9c1e86df9f6b0e9c5af7c63b3c94 [INFO] running `Command { std: "docker" "start" "-a" "65b5fc641eca3f61909ccda4065356b58bdb9c1e86df9f6b0e9c5af7c63b3c94", kill_on_drop: false }` [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:1858:13 [INFO] [stdout] | [INFO] [stdout] 1858 | (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)) [INFO] [stdout] | ^ [INFO] [stdout] 1859 | * (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)))) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 1858 ~ a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)) [INFO] [stdout] 1859 ~ * (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64))) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:3774:9 [INFO] [stdout] | [INFO] [stdout] 3774 | (actual / larger as f64) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 3774 - (actual / larger as f64) [INFO] [stdout] 3774 + actual / larger as f64 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `new_mean` is never read [INFO] [stdout] --> src/lib.rs:877:17 [INFO] [stdout] | [INFO] [stdout] 877 | let mut new_mean: Vec> = vec![]; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling simple_ml v0.3.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable `X` should have a snake case name [INFO] [stdout] --> src/lib.rs:496:13 [INFO] [stdout] | [INFO] [stdout] 496 | let X = [&b0_vec[..], &x[..]].concat(); // [1,1,1...,1,1,1]+X [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:1858:13 [INFO] [stdout] | [INFO] [stdout] 1858 | (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)) [INFO] [stdout] | ^ [INFO] [stdout] 1859 | * (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)))) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 1858 ~ a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)) [INFO] [stdout] 1859 ~ * (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64))) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:3774:9 [INFO] [stdout] | [INFO] [stdout] 3774 | (actual / larger as f64) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 3774 - (actual / larger as f64) [INFO] [stdout] 3774 + actual / larger as f64 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | mod lib; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:1858:13 [INFO] [stdout] | [INFO] [stdout] 1858 | (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)) [INFO] [stdout] | ^ [INFO] [stdout] 1859 | * (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)))) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 1858 ~ a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)) [INFO] [stdout] 1859 ~ * (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64))) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:3774:9 [INFO] [stdout] | [INFO] [stdout] 3774 | (actual / larger as f64) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 3774 - (actual / larger as f64) [INFO] [stdout] 3774 + actual / larger as f64 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `new_mean` is never read [INFO] [stdout] --> src/lib.rs:877:17 [INFO] [stdout] | [INFO] [stdout] 877 | let mut new_mean: Vec> = vec![]; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `new_mean` is never read [INFO] [stdout] --> src/lib.rs:877:17 [INFO] [stdout] | [INFO] [stdout] 877 | let mut new_mean: Vec> = vec![]; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `X` should have a snake case name [INFO] [stdout] --> src/lib.rs:496:13 [INFO] [stdout] | [INFO] [stdout] 496 | let X = [&b0_vec[..], &x[..]].concat(); // [1,1,1...,1,1,1]+X [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `weights` [INFO] [stdout] --> src/main.rs:960:9 [INFO] [stdout] | [INFO] [stdout] 960 | let weights = svm.fit(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_weights` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `impute_string` is never used [INFO] [stdout] --> src/lib.rs:1401:8 [INFO] [stdout] | [INFO] [stdout] 1401 | pub fn impute_string<'a>(list: &'a mut Vec, impute_with: &'a str) -> Vec<&'a str> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `logistic_function_f` is never used [INFO] [stdout] --> src/lib.rs:1445:8 [INFO] [stdout] | [INFO] [stdout] 1445 | pub fn logistic_function_f(matrix: &Vec>, beta: &Vec>) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `log_gradient_f` is never used [INFO] [stdout] --> src/lib.rs:1462:8 [INFO] [stdout] | [INFO] [stdout] 1462 | pub fn log_gradient_f( [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `logistic_predict` is never used [INFO] [stdout] --> src/lib.rs:1507:8 [INFO] [stdout] | [INFO] [stdout] 1507 | pub fn logistic_predict(matrix1: &Vec>, beta: &Vec>) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `best_fit_line` is never used [INFO] [stdout] --> src/lib.rs:4568:8 [INFO] [stdout] | [INFO] [stdout] 4568 | pub fn best_fit_line(x: &Vec, y: &Vec) -> (f64, f64) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:327:5 [INFO] [stdout] | [INFO] [stdout] 327 | &head(&join_matrix(&a, &b, "long"), 2); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 327 | let _ = &head(&join_matrix(&a, &b, "long"), 2); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:328:5 [INFO] [stdout] | [INFO] [stdout] 328 | &tail(&join_matrix(&a, &b, "long"), 2); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 328 | let _ = &tail(&join_matrix(&a, &b, "long"), 2); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `X` should have a snake case name [INFO] [stdout] --> src/lib.rs:496:13 [INFO] [stdout] | [INFO] [stdout] 496 | let X = [&b0_vec[..], &x[..]].concat(); // [1,1,1...,1,1,1]+X [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.63s [INFO] running `Command { std: "docker" "inspect" "65b5fc641eca3f61909ccda4065356b58bdb9c1e86df9f6b0e9c5af7c63b3c94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65b5fc641eca3f61909ccda4065356b58bdb9c1e86df9f6b0e9c5af7c63b3c94", kill_on_drop: false }` [INFO] [stdout] 65b5fc641eca3f61909ccda4065356b58bdb9c1e86df9f6b0e9c5af7c63b3c94