[INFO] fetching crate simple_ml 0.3.2... [INFO] testing simple_ml-0.3.2 against 1.60.0 for beta-1.61-1 [INFO] extracting crate simple_ml 0.3.2 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate simple_ml 0.3.2 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-6/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: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", 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] 4a1155b67a6c0bfe8ba39dc2e7b20a7dd56e4b5013044b5d2614fb61ff5ab6a0 [INFO] running `Command { std: "docker" "start" "-a" "4a1155b67a6c0bfe8ba39dc2e7b20a7dd56e4b5013044b5d2614fb61ff5ab6a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4a1155b67a6c0bfe8ba39dc2e7b20a7dd56e4b5013044b5d2614fb61ff5ab6a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a1155b67a6c0bfe8ba39dc2e7b20a7dd56e4b5013044b5d2614fb61ff5ab6a0", kill_on_drop: false }` [INFO] [stdout] 4a1155b67a6c0bfe8ba39dc2e7b20a7dd56e4b5013044b5d2614fb61ff5ab6a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--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] ce0d0d1aae1deb5deb3f44333084e87737501488cd1f41bc0d603805c1c45fa9 [INFO] running `Command { std: "docker" "start" "-a" "ce0d0d1aae1deb5deb3f44333084e87737501488cd1f41bc0d603805c1c45fa9", 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: the item `BTreeMap` is imported redundantly [INFO] [stdout] --> src/lib.rs:2522:13 [INFO] [stdout] | [INFO] [stdout] 2522 | use std::collections::BTreeMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 3712 | use std::collections::BTreeMap; [INFO] [stdout] | -------------------------- the item `BTreeMap` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `BTreeMap` is imported redundantly [INFO] [stdout] --> src/lib.rs:2553:13 [INFO] [stdout] | [INFO] [stdout] 2553 | use std::collections::BTreeMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 3712 | use std::collections::BTreeMap; [INFO] [stdout] | -------------------------- the item `BTreeMap` is already imported here [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] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [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: 6 warnings emitted [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: the item `BTreeMap` is imported redundantly [INFO] [stdout] --> src/lib.rs:2522:13 [INFO] [stdout] | [INFO] [stdout] 2522 | use std::collections::BTreeMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 3712 | use std::collections::BTreeMap; [INFO] [stdout] | -------------------------- the item `BTreeMap` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `BTreeMap` is imported redundantly [INFO] [stdout] --> src/lib.rs:2553:13 [INFO] [stdout] | [INFO] [stdout] 2553 | use std::collections::BTreeMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 3712 | use std::collections::BTreeMap; [INFO] [stdout] | -------------------------- the item `BTreeMap` is already imported here [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] [INFO] [stdout] warning: the item `HashMap` is imported redundantly [INFO] [stdout] --> src/main.rs:567:9 [INFO] [stdout] | [INFO] [stdout] 3 | use std::collections::HashMap; [INFO] [stdout] | ------------------------- the item `HashMap` is already imported here [INFO] [stdout] ... [INFO] [stdout] 567 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [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: 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] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `impute_string` [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 is never used: `logistic_function_f` [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 is never used: `log_gradient_f` [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 is never used: `logistic_predict` [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 is never used: `best_fit_line` [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] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.73s [INFO] running `Command { std: "docker" "inspect" "ce0d0d1aae1deb5deb3f44333084e87737501488cd1f41bc0d603805c1c45fa9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce0d0d1aae1deb5deb3f44333084e87737501488cd1f41bc0d603805c1c45fa9", kill_on_drop: false }` [INFO] [stdout] ce0d0d1aae1deb5deb3f44333084e87737501488cd1f41bc0d603805c1c45fa9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e143f7d036a536d7d98b0e06db98308937bb848257912be52e2a43557dfd7953 [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" "e143f7d036a536d7d98b0e06db98308937bb848257912be52e2a43557dfd7953", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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: the item `BTreeMap` is imported redundantly [INFO] [stdout] --> src/lib.rs:2522:13 [INFO] [stdout] | [INFO] [stdout] 2522 | use std::collections::BTreeMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 3712 | use std::collections::BTreeMap; [INFO] [stdout] | -------------------------- the item `BTreeMap` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `BTreeMap` is imported redundantly [INFO] [stdout] --> src/lib.rs:2553:13 [INFO] [stdout] | [INFO] [stdout] 2553 | use std::collections::BTreeMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 3712 | use std::collections::BTreeMap; [INFO] [stdout] | -------------------------- the item `BTreeMap` is already imported here [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] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [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: 6 warnings emitted [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: the item `BTreeMap` is imported redundantly [INFO] [stdout] --> src/lib.rs:2522:13 [INFO] [stdout] | [INFO] [stdout] 2522 | use std::collections::BTreeMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 3712 | use std::collections::BTreeMap; [INFO] [stdout] | -------------------------- the item `BTreeMap` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `BTreeMap` is imported redundantly [INFO] [stdout] --> src/lib.rs:2553:13 [INFO] [stdout] | [INFO] [stdout] 2553 | use std::collections::BTreeMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 3712 | use std::collections::BTreeMap; [INFO] [stdout] | -------------------------- the item `BTreeMap` is already imported here [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] [INFO] [stdout] warning: the item `HashMap` is imported redundantly [INFO] [stdout] --> src/main.rs:567:9 [INFO] [stdout] | [INFO] [stdout] 3 | use std::collections::HashMap; [INFO] [stdout] | ------------------------- the item `HashMap` is already imported here [INFO] [stdout] ... [INFO] [stdout] 567 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [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: the item `BTreeMap` is imported redundantly [INFO] [stdout] --> src/lib.rs:2522:13 [INFO] [stdout] | [INFO] [stdout] 2522 | use std::collections::BTreeMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 3712 | use std::collections::BTreeMap; [INFO] [stdout] | -------------------------- the item `BTreeMap` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `BTreeMap` is imported redundantly [INFO] [stdout] --> src/lib.rs:2553:13 [INFO] [stdout] | [INFO] [stdout] 2553 | use std::collections::BTreeMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 3712 | use std::collections::BTreeMap; [INFO] [stdout] | -------------------------- the item `BTreeMap` is already imported here [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] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [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: 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] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [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: function is never used: `impute_string` [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 is never used: `logistic_function_f` [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 is never used: `log_gradient_f` [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 is never used: `logistic_predict` [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 is never used: `best_fit_line` [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] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.12s [INFO] running `Command { std: "docker" "inspect" "e143f7d036a536d7d98b0e06db98308937bb848257912be52e2a43557dfd7953", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e143f7d036a536d7d98b0e06db98308937bb848257912be52e2a43557dfd7953", kill_on_drop: false }` [INFO] [stdout] e143f7d036a536d7d98b0e06db98308937bb848257912be52e2a43557dfd7953 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] feb24c83962dc9b944a6b5ffc1aa9c976facfcb82462afc765386ba5aba852c7 [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" "feb24c83962dc9b944a6b5ffc1aa9c976facfcb82462afc765386ba5aba852c7", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/lib.rs:1858:13 [INFO] [stderr] | [INFO] [stderr] 1858 | (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)) [INFO] [stderr] | ^ [INFO] [stderr] 1859 | * (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)))) [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 1858 ~ a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)) [INFO] [stderr] 1859 ~ * (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64))) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: the item `BTreeMap` is imported redundantly [INFO] [stderr] --> src/lib.rs:2522:13 [INFO] [stderr] | [INFO] [stderr] 2522 | use std::collections::BTreeMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 3712 | use std::collections::BTreeMap; [INFO] [stderr] | -------------------------- the item `BTreeMap` is already imported here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the item `BTreeMap` is imported redundantly [INFO] [stderr] --> src/lib.rs:2553:13 [INFO] [stderr] | [INFO] [stderr] 2553 | use std::collections::BTreeMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 3712 | use std::collections::BTreeMap; [INFO] [stderr] | -------------------------- the item `BTreeMap` is already imported here [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/lib.rs:3774:9 [INFO] [stderr] | [INFO] [stderr] 3774 | (actual / larger as f64) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 3774 - (actual / larger as f64) [INFO] [stderr] 3774 + actual / larger as f64 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: value assigned to `new_mean` is never read [INFO] [stderr] --> src/lib.rs:877:17 [INFO] [stderr] | [INFO] [stderr] 877 | let mut new_mean: Vec> = vec![]; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `X` should have a snake case name [INFO] [stderr] --> src/lib.rs:496:13 [INFO] [stderr] | [INFO] [stderr] 496 | let X = [&b0_vec[..], &x[..]].concat(); // [1,1,1...,1,1,1]+X [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `x` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `simple_ml` (lib) generated 6 warnings [INFO] [stderr] warning: `simple_ml` (lib test) generated 6 warnings (6 duplicates) [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/main.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `HashMap` is imported redundantly [INFO] [stderr] --> src/main.rs:567:9 [INFO] [stderr] | [INFO] [stderr] 3 | use std::collections::HashMap; [INFO] [stderr] | ------------------------- the item `HashMap` is already imported here [INFO] [stderr] ... [INFO] [stderr] 567 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `weights` [INFO] [stderr] --> src/main.rs:960:9 [INFO] [stderr] | [INFO] [stderr] 960 | let weights = svm.fit(); [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_weights` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `impute_string` [INFO] [stderr] --> src/lib.rs:1401:8 [INFO] [stderr] | [INFO] [stderr] 1401 | pub fn impute_string<'a>(list: &'a mut Vec, impute_with: &'a str) -> Vec<&'a str> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `logistic_function_f` [INFO] [stderr] --> src/lib.rs:1445:8 [INFO] [stderr] | [INFO] [stderr] 1445 | pub fn logistic_function_f(matrix: &Vec>, beta: &Vec>) -> Vec> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `log_gradient_f` [INFO] [stderr] --> src/lib.rs:1462:8 [INFO] [stderr] | [INFO] [stderr] 1462 | pub fn log_gradient_f( [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `logistic_predict` [INFO] [stderr] --> src/lib.rs:1507:8 [INFO] [stderr] | [INFO] [stderr] 1507 | pub fn logistic_predict(matrix1: &Vec>, beta: &Vec>) -> Vec> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `best_fit_line` [INFO] [stderr] --> src/lib.rs:4568:8 [INFO] [stderr] | [INFO] [stderr] 4568 | pub fn best_fit_line(x: &Vec, y: &Vec) -> (f64, f64) { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/main.rs:327:5 [INFO] [stderr] | [INFO] [stderr] 327 | &head(&join_matrix(&a, &b, "long"), 2); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 327 | let _ = &head(&join_matrix(&a, &b, "long"), 2); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/main.rs:328:5 [INFO] [stderr] | [INFO] [stderr] 328 | &tail(&join_matrix(&a, &b, "long"), 2); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 328 | let _ = &tail(&join_matrix(&a, &b, "long"), 2); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `simple_ml` (bin "simple_ml" test) generated 16 warnings (6 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/simple_ml-0cd272595749cea0) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/simple_ml-079de52291ec9046) [INFO] [stdout] [INFO] [stderr] Doc-tests simple_ml [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:1858:13 [INFO] [stderr] | [INFO] [stderr] 1858 | (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)) [INFO] [stderr] | ^ [INFO] [stderr] 1859 | * (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)))) [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 1858 ~ a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64)) [INFO] [stderr] 1859 ~ * (a - (actual.iter().fold(0., |a, b| a + b) / (actual.len() as f64))) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:3774:9 [INFO] [stderr] | [INFO] [stderr] 3774 | (actual / larger as f64) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 3774 - (actual / larger as f64) [INFO] [stderr] 3774 + actual / larger as f64 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "feb24c83962dc9b944a6b5ffc1aa9c976facfcb82462afc765386ba5aba852c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "feb24c83962dc9b944a6b5ffc1aa9c976facfcb82462afc765386ba5aba852c7", kill_on_drop: false }` [INFO] [stdout] feb24c83962dc9b944a6b5ffc1aa9c976facfcb82462afc765386ba5aba852c7