[INFO] fetching crate simple_ml 0.2.4... [INFO] checking simple_ml-0.2.4 against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345 [INFO] extracting crate simple_ml 0.2.4 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate simple_ml 0.2.4 on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate simple_ml 0.2.4 [INFO] finished tweaking crates.io crate simple_ml 0.2.4 [INFO] tweaked toml for crates.io crate simple_ml 0.2.4 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate crates.io crate simple_ml 0.2.4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9af403a4f4708fdcfa50c89c427b47d16c28bb13da11a64538c506e53ae06884 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9af403a4f4708fdcfa50c89c427b47d16c28bb13da11a64538c506e53ae06884", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9af403a4f4708fdcfa50c89c427b47d16c28bb13da11a64538c506e53ae06884", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9af403a4f4708fdcfa50c89c427b47d16c28bb13da11a64538c506e53ae06884", kill_on_drop: false }` [INFO] [stdout] 9af403a4f4708fdcfa50c89c427b47d16c28bb13da11a64538c506e53ae06884 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 9636435c9c1e73f35b5e46bca4444c4577ff3132963ee1106e0ec260c4bd5f23 [INFO] running `Command { std: "docker" "start" "-a" "9636435c9c1e73f35b5e46bca4444c4577ff3132963ee1106e0ec260c4bd5f23", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking libmath v0.2.1 [INFO] [stderr] Checking simple_ml v0.2.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Rng` [INFO] [stdout] --> src/lib.rs:504:32 [INFO] [stdout] | [INFO] [stdout] 504 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread_rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:504:20 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `thread_rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 504 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:504:32 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `Rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 504 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:522:17 [INFO] [stdout] | [INFO] [stdout] 522 | / (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)) [INFO] [stdout] 523 | | * (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] 522 | a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)) [INFO] [stdout] 523 | * (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64))) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rng` [INFO] [stdout] --> src/lib.rs:953:28 [INFO] [stdout] | [INFO] [stdout] 953 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread_rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:953:16 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `thread_rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 953 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:953:28 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `Rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 953 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rng` [INFO] [stdout] --> src/lib.rs:972:28 [INFO] [stdout] | [INFO] [stdout] 972 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread_rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:972:16 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `thread_rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 972 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:972:28 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `Rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 972 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:1965:9 [INFO] [stdout] | [INFO] [stdout] 1965 | (actual / larger as f64) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rng` [INFO] [stdout] --> src/lib.rs:504:32 [INFO] [stdout] | [INFO] [stdout] 504 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread_rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:504:20 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `thread_rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 504 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:504:32 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `Rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 504 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:522:17 [INFO] [stdout] | [INFO] [stdout] 522 | / (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)) [INFO] [stdout] 523 | | * (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] 522 | a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)) [INFO] [stdout] 523 | * (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64))) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rng` [INFO] [stdout] --> src/lib.rs:953:28 [INFO] [stdout] | [INFO] [stdout] 953 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread_rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:953:16 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `thread_rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 953 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:953:28 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `Rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 953 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rng` [INFO] [stdout] --> src/lib.rs:972:28 [INFO] [stdout] | [INFO] [stdout] 972 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread_rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:972:16 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `thread_rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 972 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:972:28 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `Rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 972 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:1965:9 [INFO] [stdout] | [INFO] [stdout] 1965 | (actual / larger as f64) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len_str` [INFO] [stdout] --> src/lib.rs:675:9 [INFO] [stdout] | [INFO] [stdout] 675 | let len_str: f64 = list1.len().to_string().parse().unwrap(); // if division is required [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_len_str` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `coefficients` is never read [INFO] [stdout] --> src/lib.rs:392:13 [INFO] [stdout] | [INFO] [stdout] 392 | let mut coefficients = vec![]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `hypothesis_value` is never read [INFO] [stdout] --> src/lib.rs:555:13 [INFO] [stdout] | [INFO] [stdout] 555 | let mut hypothesis_value = vec![]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `loss` is never read [INFO] [stdout] --> src/lib.rs:557:13 [INFO] [stdout] | [INFO] [stdout] 557 | let mut loss = vec![]; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `gradient` is never read [INFO] [stdout] --> src/lib.rs:558:13 [INFO] [stdout] | [INFO] [stdout] 558 | let mut gradient = vec![]; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len_str` [INFO] [stdout] --> src/lib.rs:675:9 [INFO] [stdout] | [INFO] [stdout] 675 | let len_str: f64 = list1.len().to_string().parse().unwrap(); // if division is required [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_len_str` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `coefficients` is never read [INFO] [stdout] --> src/lib.rs:392:13 [INFO] [stdout] | [INFO] [stdout] 392 | let mut coefficients = vec![]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `hypothesis_value` is never read [INFO] [stdout] --> src/lib.rs:555:13 [INFO] [stdout] | [INFO] [stdout] 555 | let mut hypothesis_value = vec![]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `loss` is never read [INFO] [stdout] --> src/lib.rs:557:13 [INFO] [stdout] | [INFO] [stdout] 557 | let mut loss = vec![]; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `gradient` is never read [INFO] [stdout] --> src/lib.rs:558:13 [INFO] [stdout] | [INFO] [stdout] 558 | let mut gradient = vec![]; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:1145:9 [INFO] [stdout] | [INFO] [stdout] 1145 | let mut rank: Vec<_> = repeats [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:1145:9 [INFO] [stdout] | [INFO] [stdout] 1145 | let mut rank: Vec<_> = repeats [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `first_calc_T` should have a snake case name [INFO] [stdout] --> src/lib.rs:911:9 [INFO] [stdout] | [INFO] [stdout] 911 | let first_calc_T = transpose(&first_calc); [INFO] [stdout] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `first_calc_t` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `X` should have a snake case name [INFO] [stdout] --> src/lib.rs:912:13 [INFO] [stdout] | [INFO] [stdout] 912 | let mut X = vec![]; [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 19 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `first_calc_T` should have a snake case name [INFO] [stdout] --> src/lib.rs:911:9 [INFO] [stdout] | [INFO] [stdout] 911 | let first_calc_T = transpose(&first_calc); [INFO] [stdout] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `first_calc_t` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `X` should have a snake case name [INFO] [stdout] --> src/lib.rs:912:13 [INFO] [stdout] | [INFO] [stdout] 912 | let mut X = vec![]; [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 19 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rng` [INFO] [stdout] --> src/lib.rs:504:32 [INFO] [stdout] | [INFO] [stdout] 504 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread_rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:504:20 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `thread_rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 504 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:504:32 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `Rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 504 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:522:17 [INFO] [stdout] | [INFO] [stdout] 522 | / (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)) [INFO] [stdout] 523 | | * (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] 522 | a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)) [INFO] [stdout] 523 | * (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64))) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rng` [INFO] [stdout] --> src/lib.rs:953:28 [INFO] [stdout] | [INFO] [stdout] 953 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread_rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:953:16 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `thread_rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 953 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rng` [INFO] [stdout] --> src/lib.rs:504:32 [INFO] [stdout] | [INFO] [stdout] 504 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread_rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:504:20 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `thread_rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 504 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:504:32 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `Rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 504 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:522:17 [INFO] [stdout] | [INFO] [stdout] 522 | / (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)) [INFO] [stdout] 523 | | * (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] 522 | a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)) [INFO] [stdout] 523 | * (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64))) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rng` [INFO] [stdout] --> src/lib.rs:953:28 [INFO] [stdout] | [INFO] [stdout] 953 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread_rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:953:16 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `thread_rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 953 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:953:28 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `Rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 953 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rng` [INFO] [stdout] --> src/lib.rs:972:28 [INFO] [stdout] | [INFO] [stdout] 972 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread_rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:972:16 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `thread_rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 972 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:972:28 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `Rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 972 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:953:28 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `Rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 953 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rng` [INFO] [stdout] --> src/lib.rs:972:28 [INFO] [stdout] | [INFO] [stdout] 972 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread_rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:972:16 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `thread_rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 972 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rng` is imported redundantly [INFO] [stdout] --> src/lib.rs:972:28 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::*; [INFO] [stdout] | ------- the item `Rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 972 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:1965:9 [INFO] [stdout] | [INFO] [stdout] 1965 | (actual / larger as f64) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:1965:9 [INFO] [stdout] | [INFO] [stdout] 1965 | (actual / larger as f64) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len_str` [INFO] [stdout] --> src/lib.rs:675:9 [INFO] [stdout] | [INFO] [stdout] 675 | let len_str: f64 = list1.len().to_string().parse().unwrap(); // if division is required [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_len_str` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `coefficients` is never read [INFO] [stdout] --> src/lib.rs:392:13 [INFO] [stdout] | [INFO] [stdout] 392 | let mut coefficients = vec![]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `hypothesis_value` is never read [INFO] [stdout] --> src/lib.rs:555:13 [INFO] [stdout] | [INFO] [stdout] 555 | let mut hypothesis_value = vec![]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `loss` is never read [INFO] [stdout] --> src/lib.rs:557:13 [INFO] [stdout] | [INFO] [stdout] 557 | let mut loss = vec![]; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `gradient` is never read [INFO] [stdout] --> src/lib.rs:558:13 [INFO] [stdout] | [INFO] [stdout] 558 | let mut gradient = vec![]; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len_str` [INFO] [stdout] --> src/lib.rs:675:9 [INFO] [stdout] | [INFO] [stdout] 675 | let len_str: f64 = list1.len().to_string().parse().unwrap(); // if division is required [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_len_str` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `coefficients` is never read [INFO] [stdout] --> src/lib.rs:392:13 [INFO] [stdout] | [INFO] [stdout] 392 | let mut coefficients = vec![]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `hypothesis_value` is never read [INFO] [stdout] --> src/lib.rs:555:13 [INFO] [stdout] | [INFO] [stdout] 555 | let mut hypothesis_value = vec![]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `loss` is never read [INFO] [stdout] --> src/lib.rs:557:13 [INFO] [stdout] | [INFO] [stdout] 557 | let mut loss = vec![]; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `gradient` is never read [INFO] [stdout] --> src/lib.rs:558:13 [INFO] [stdout] | [INFO] [stdout] 558 | let mut gradient = vec![]; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:361:9 [INFO] [stdout] | [INFO] [stdout] 361 | let mut string_numbers = vec![1, 6, 2, 6, 8, 2, 23, 3, 5, 2, 4, 2, 0] [INFO] [stdout] | ----^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:361:9 [INFO] [stdout] | [INFO] [stdout] 361 | let mut string_numbers = vec![1, 6, 2, 6, 8, 2, 23, 3, 5, 2, 4, 2, 0] [INFO] [stdout] | ----^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:1145:9 [INFO] [stdout] | [INFO] [stdout] 1145 | let mut rank: Vec<_> = repeats [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:1145:9 [INFO] [stdout] | [INFO] [stdout] 1145 | let mut rank: Vec<_> = repeats [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `impute_string` [INFO] [stdout] --> src/lib.rs:832:8 [INFO] [stdout] | [INFO] [stdout] 832 | 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 is never used: `logistic_function_f` [INFO] [stdout] --> src/lib.rs:876:8 [INFO] [stdout] | [INFO] [stdout] 876 | pub fn logistic_function_f(matrix: &Vec>, beta: &Vec>) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `log_gradient_f` [INFO] [stdout] --> src/lib.rs:893:8 [INFO] [stdout] | [INFO] [stdout] 893 | pub fn log_gradient_f( [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `logistic_predict` [INFO] [stdout] --> src/lib.rs:938:8 [INFO] [stdout] | [INFO] [stdout] 938 | pub fn logistic_predict(matrix1: &Vec>, beta: &Vec>) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `impute_string` [INFO] [stdout] --> src/lib.rs:832:8 [INFO] [stdout] | [INFO] [stdout] 832 | 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 is never used: `logistic_function_f` [INFO] [stdout] --> src/lib.rs:876:8 [INFO] [stdout] | [INFO] [stdout] 876 | pub fn logistic_function_f(matrix: &Vec>, beta: &Vec>) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `log_gradient_f` [INFO] [stdout] --> src/lib.rs:893:8 [INFO] [stdout] | [INFO] [stdout] 893 | pub fn log_gradient_f( [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `logistic_predict` [INFO] [stdout] --> src/lib.rs:938:8 [INFO] [stdout] | [INFO] [stdout] 938 | pub fn logistic_predict(matrix1: &Vec>, beta: &Vec>) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `first_calc_T` should have a snake case name [INFO] [stdout] --> src/lib.rs:911:9 [INFO] [stdout] | [INFO] [stdout] 911 | let first_calc_T = transpose(&first_calc); [INFO] [stdout] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `first_calc_t` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `X` should have a snake case name [INFO] [stdout] --> src/lib.rs:912:13 [INFO] [stdout] | [INFO] [stdout] 912 | let mut X = vec![]; [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `first_calc_T` should have a snake case name [INFO] [stdout] --> src/lib.rs:911:9 [INFO] [stdout] | [INFO] [stdout] 911 | let first_calc_T = transpose(&first_calc); [INFO] [stdout] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `first_calc_t` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `X` should have a snake case name [INFO] [stdout] --> src/lib.rs:912:13 [INFO] [stdout] | [INFO] [stdout] 912 | let mut X = vec![]; [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 24 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 24 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.55s [INFO] running `Command { std: "docker" "inspect" "9636435c9c1e73f35b5e46bca4444c4577ff3132963ee1106e0ec260c4bd5f23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9636435c9c1e73f35b5e46bca4444c4577ff3132963ee1106e0ec260c4bd5f23", kill_on_drop: false }` [INFO] [stdout] 9636435c9c1e73f35b5e46bca4444c4577ff3132963ee1106e0ec260c4bd5f23