[INFO] cloning repository https://github.com/techsaavy8784/rust-coding-challenges
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/techsaavy8784/rust-coding-challenges" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftechsaavy8784%2Frust-coding-challenges", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftechsaavy8784%2Frust-coding-challenges'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c035af2dc29ca00ff6a46e2c67c593b42f4ec2c7
[INFO] testing techsaavy8784/rust-coding-challenges against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftechsaavy8784%2Frust-coding-challenges" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/techsaavy8784/rust-coding-challenges
[INFO] finished tweaking git repo https://github.com/techsaavy8784/rust-coding-challenges
[INFO] tweaked toml for git repo https://github.com/techsaavy8784/rust-coding-challenges written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/techsaavy8784/rust-coding-challenges on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/techsaavy8784/rust-coding-challenges 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5eb16aab82cc05d7a178ca061bc19de96b5f08948ed2dacc2010d6cc279d6689
[INFO] running `Command { std: "docker" "start" "-a" "5eb16aab82cc05d7a178ca061bc19de96b5f08948ed2dacc2010d6cc279d6689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5eb16aab82cc05d7a178ca061bc19de96b5f08948ed2dacc2010d6cc279d6689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eb16aab82cc05d7a178ca061bc19de96b5f08948ed2dacc2010d6cc279d6689", kill_on_drop: false }`
[INFO] [stdout] 5eb16aab82cc05d7a178ca061bc19de96b5f08948ed2dacc2010d6cc279d6689
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3884eaa654e2231c446666804948b31ffcaed99b8210249d4bad73f668bfd25
[INFO] running `Command { std: "docker" "start" "-a" "f3884eaa654e2231c446666804948b31ffcaed99b8210249d4bad73f668bfd25", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-array-sum v0.1.0 (/opt/rustwide/workdir/easy/simple-array-sum)
[INFO] [stderr]    Compiling queens-attack2 v0.1.0 (/opt/rustwide/workdir/medium/queens-attack2)
[INFO] [stderr]    Compiling non-divisible-subset v0.1.0 (/opt/rustwide/workdir/medium/non-divisible-subset)
[INFO] [stderr]    Compiling the-time-in-words v0.1.0 (/opt/rustwide/workdir/medium/the-time-in-words)
[INFO] [stderr]    Compiling matrix-rotation-algo v0.1.0 (/opt/rustwide/workdir/hard/matrix-rotation-algo)
[INFO] [stderr]    Compiling extra-long-factorials v0.1.0 (/opt/rustwide/workdir/medium/extra-long-factorials)
[INFO] [stderr]    Compiling climbing-the-leaderboard v0.1.0 (/opt/rustwide/workdir/medium/climbing-the-leaderboard)
[INFO] [stderr]    Compiling compare-the-triplets v0.1.0 (/opt/rustwide/workdir/easy/compare-the-triplets)
[INFO] [stderr]    Compiling magic-square-forming v0.1.0 (/opt/rustwide/workdir/medium/magic-square-forming)
[INFO] [stderr]    Compiling solve-me-first v0.1.0 (/opt/rustwide/workdir/easy/solve-me-first)
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> easy/simple-array-sum/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> easy/simple-array-sum/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> easy/simple-array-sum/src/main.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, BufRead, Write};
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> medium/the-time-in-words/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> medium/the-time-in-words/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> medium/the-time-in-words/src/main.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, BufRead, Write};
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `timeInWords` should have a snake case name
[INFO] [stdout]   --> medium/the-time-in-words/src/main.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn timeInWords(h: i32, m: i32) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^ help: convert the identifier to snake case: `time_in_words`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> medium/non-divisible-subset/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> medium/non-divisible-subset/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> medium/non-divisible-subset/src/main.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, BufRead, Write};
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `simpleArraySum` should have a snake case name
[INFO] [stdout]   --> easy/simple-array-sum/src/main.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn simpleArraySum(ar: &[i32]) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `simple_array_sum`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> medium/queens-attack2/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> medium/queens-attack2/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> medium/queens-attack2/src/main.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, BufRead, Write};
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> medium/magic-square-forming/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> medium/magic-square-forming/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> medium/magic-square-forming/src/main.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, BufRead, Write};
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> medium/climbing-the-leaderboard/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> medium/climbing-the-leaderboard/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> medium/climbing-the-leaderboard/src/main.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, BufRead, Write};
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> medium/queens-attack2/src/main.rs:17:25
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn queensAttack(n: i32, k: i32, r_q: i32, c_q: i32, obstacles: &[Vec<i32>]) -> i32 {
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::Borrow`
[INFO] [stdout]  --> medium/extra-long-factorials/src/main.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{io::{self, BufRead}, borrow::Borrow};
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> medium/non-divisible-subset/src/main.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let n = first_multiple_input[0].trim().parse::<i32>().unwrap();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> easy/compare-the-triplets/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> easy/compare-the-triplets/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> easy/compare-the-triplets/src/main.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, BufRead, Write};
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `climbingLeaderboard` should have a snake case name
[INFO] [stdout]   --> medium/climbing-the-leaderboard/src/main.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn climbingLeaderboard(ranked: &[i32], player: &[i32]) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `climbing_leaderboard`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `nonDivisibleSubset` should have a snake case name
[INFO] [stdout]   --> medium/non-divisible-subset/src/main.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn nonDivisibleSubset(k: i32, s: &[i32]) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `non_divisible_subset`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `queensAttack` should have a snake case name
[INFO] [stdout]   --> medium/queens-attack2/src/main.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn queensAttack(n: i32, k: i32, r_q: i32, c_q: i32, obstacles: &[Vec<i32>]) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^ help: convert the identifier to snake case: `queens_attack`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `formingMagicSquare` should have a snake case name
[INFO] [stdout]   --> medium/magic-square-forming/src/main.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn formingMagicSquare(s: &[Vec<i32>]) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `forming_magic_square`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extraLongFactorials` should have a snake case name
[INFO] [stdout]  --> medium/extra-long-factorials/src/main.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn extraLongFactorials(n: i32) {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `extra_long_factorials`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `compareTriplets` should have a snake case name
[INFO] [stdout]   --> easy/compare-the-triplets/src/main.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn compareTriplets(a: &[i32], b: &[i32]) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `compare_triplets`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `matrixRotation` should have a snake case name
[INFO] [stdout]   --> hard/matrix-rotation-algo/src/main.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn matrixRotation(matrix: &[Vec<i32>], r: i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `matrix_rotation`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "f3884eaa654e2231c446666804948b31ffcaed99b8210249d4bad73f668bfd25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3884eaa654e2231c446666804948b31ffcaed99b8210249d4bad73f668bfd25", kill_on_drop: false }`
[INFO] [stdout] f3884eaa654e2231c446666804948b31ffcaed99b8210249d4bad73f668bfd25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee5986c927530c33c6da9ebd241170514f3e9fcea45fde40a83a90412315ba5b
[INFO] running `Command { std: "docker" "start" "-a" "ee5986c927530c33c6da9ebd241170514f3e9fcea45fde40a83a90412315ba5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrix-rotation-algo v0.1.0 (/opt/rustwide/workdir/hard/matrix-rotation-algo)
[INFO] [stderr]    Compiling non-divisible-subset v0.1.0 (/opt/rustwide/workdir/medium/non-divisible-subset)
[INFO] [stderr]    Compiling queens-attack2 v0.1.0 (/opt/rustwide/workdir/medium/queens-attack2)
[INFO] [stderr]    Compiling compare-the-triplets v0.1.0 (/opt/rustwide/workdir/easy/compare-the-triplets)
[INFO] [stderr]    Compiling extra-long-factorials v0.1.0 (/opt/rustwide/workdir/medium/extra-long-factorials)
[INFO] [stderr]    Compiling climbing-the-leaderboard v0.1.0 (/opt/rustwide/workdir/medium/climbing-the-leaderboard)
[INFO] [stderr]    Compiling simple-array-sum v0.1.0 (/opt/rustwide/workdir/easy/simple-array-sum)
[INFO] [stderr]    Compiling solve-me-first v0.1.0 (/opt/rustwide/workdir/easy/solve-me-first)
[INFO] [stderr]    Compiling the-time-in-words v0.1.0 (/opt/rustwide/workdir/medium/the-time-in-words)
[INFO] [stderr]    Compiling magic-square-forming v0.1.0 (/opt/rustwide/workdir/medium/magic-square-forming)
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> medium/magic-square-forming/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> medium/magic-square-forming/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> medium/magic-square-forming/src/main.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, BufRead, Write};
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `formingMagicSquare` should have a snake case name
[INFO] [stdout]   --> medium/magic-square-forming/src/main.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn formingMagicSquare(s: &[Vec<i32>]) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `forming_magic_square`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> medium/non-divisible-subset/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> medium/non-divisible-subset/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> medium/non-divisible-subset/src/main.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, BufRead, Write};
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> medium/climbing-the-leaderboard/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> medium/climbing-the-leaderboard/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> medium/climbing-the-leaderboard/src/main.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, BufRead, Write};
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `climbingLeaderboard` should have a snake case name
[INFO] [stdout]   --> medium/climbing-the-leaderboard/src/main.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn climbingLeaderboard(ranked: &[i32], player: &[i32]) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `climbing_leaderboard`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> medium/the-time-in-words/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> medium/the-time-in-words/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> medium/the-time-in-words/src/main.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, BufRead, Write};
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `matrixRotation` should have a snake case name
[INFO] [stdout]   --> hard/matrix-rotation-algo/src/main.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn matrixRotation(matrix: &[Vec<i32>], r: i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `matrix_rotation`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> easy/compare-the-triplets/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> easy/compare-the-triplets/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> easy/compare-the-triplets/src/main.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, BufRead, Write};
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> easy/simple-array-sum/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> easy/simple-array-sum/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> easy/simple-array-sum/src/main.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, BufRead, Write};
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `simpleArraySum` should have a snake case name
[INFO] [stdout]   --> easy/simple-array-sum/src/main.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn simpleArraySum(ar: &[i32]) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `simple_array_sum`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `compareTriplets` should have a snake case name
[INFO] [stdout]   --> easy/compare-the-triplets/src/main.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn compareTriplets(a: &[i32], b: &[i32]) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `compare_triplets`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> medium/queens-attack2/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> medium/queens-attack2/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> medium/queens-attack2/src/main.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, BufRead, Write};
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> medium/queens-attack2/src/main.rs:17:25
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn queensAttack(n: i32, k: i32, r_q: i32, c_q: i32, obstacles: &[Vec<i32>]) -> i32 {
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `queensAttack` should have a snake case name
[INFO] [stdout]   --> medium/queens-attack2/src/main.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn queensAttack(n: i32, k: i32, r_q: i32, c_q: i32, obstacles: &[Vec<i32>]) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^ help: convert the identifier to snake case: `queens_attack`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `timeInWords` should have a snake case name
[INFO] [stdout]   --> medium/the-time-in-words/src/main.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn timeInWords(h: i32, m: i32) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^ help: convert the identifier to snake case: `time_in_words`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> medium/non-divisible-subset/src/main.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let n = first_multiple_input[0].trim().parse::<i32>().unwrap();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::Borrow`
[INFO] [stdout]  --> medium/extra-long-factorials/src/main.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{io::{self, BufRead}, borrow::Borrow};
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `nonDivisibleSubset` should have a snake case name
[INFO] [stdout]   --> medium/non-divisible-subset/src/main.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn nonDivisibleSubset(k: i32, s: &[i32]) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `non_divisible_subset`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extraLongFactorials` should have a snake case name
[INFO] [stdout]  --> medium/extra-long-factorials/src/main.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn extraLongFactorials(n: i32) {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `extra_long_factorials`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "ee5986c927530c33c6da9ebd241170514f3e9fcea45fde40a83a90412315ba5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee5986c927530c33c6da9ebd241170514f3e9fcea45fde40a83a90412315ba5b", kill_on_drop: false }`
[INFO] [stdout] ee5986c927530c33c6da9ebd241170514f3e9fcea45fde40a83a90412315ba5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 166841daff34486cba6ec29ae471f165cad53ed94108046057ea3bf6e1e582cf
[INFO] running `Command { std: "docker" "start" "-a" "166841daff34486cba6ec29ae471f165cad53ed94108046057ea3bf6e1e582cf", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> medium/the-time-in-words/src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> medium/the-time-in-words/src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> medium/the-time-in-words/src/main.rs:3:30
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{self, BufRead, Write};
[INFO] [stderr]   |                              ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `timeInWords` should have a snake case name
[INFO] [stderr]   --> medium/the-time-in-words/src/main.rs:14:4
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn timeInWords(h: i32, m: i32) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^ help: convert the identifier to snake case: `time_in_words`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `the-time-in-words` (bin "the-time-in-words" test) generated 4 warnings (run `cargo fix --bin "the-time-in-words" --tests` to apply 3 suggestions)
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> medium/climbing-the-leaderboard/src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> medium/climbing-the-leaderboard/src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> medium/climbing-the-leaderboard/src/main.rs:3:30
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{self, BufRead, Write};
[INFO] [stderr]   |                              ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `climbingLeaderboard` should have a snake case name
[INFO] [stderr]   --> medium/climbing-the-leaderboard/src/main.rs:14:4
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn climbingLeaderboard(ranked: &[i32], player: &[i32]) -> Vec<i32> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `climbing_leaderboard`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> easy/simple-array-sum/src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> easy/simple-array-sum/src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> easy/simple-array-sum/src/main.rs:3:30
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{self, BufRead, Write};
[INFO] [stderr]   |                              ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `simpleArraySum` should have a snake case name
[INFO] [stderr]   --> easy/simple-array-sum/src/main.rs:12:4
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn simpleArraySum(ar: &[i32]) -> i32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `simple_array_sum`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> medium/non-divisible-subset/src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> medium/non-divisible-subset/src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> medium/non-divisible-subset/src/main.rs:3:30
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{self, BufRead, Write};
[INFO] [stderr]   |                              ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> medium/non-divisible-subset/src/main.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let n = first_multiple_input[0].trim().parse::<i32>().unwrap();
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `nonDivisibleSubset` should have a snake case name
[INFO] [stderr]   --> medium/non-divisible-subset/src/main.rs:14:4
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn nonDivisibleSubset(k: i32, s: &[i32]) -> i32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `non_divisible_subset`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> easy/compare-the-triplets/src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> easy/compare-the-triplets/src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> easy/compare-the-triplets/src/main.rs:3:30
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{self, BufRead, Write};
[INFO] [stderr]   |                              ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `compareTriplets` should have a snake case name
[INFO] [stderr]   --> easy/compare-the-triplets/src/main.rs:14:4
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn compareTriplets(a: &[i32], b: &[i32]) -> Vec<i32> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `compare_triplets`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> medium/queens-attack2/src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> medium/queens-attack2/src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> medium/queens-attack2/src/main.rs:3:30
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{self, BufRead, Write};
[INFO] [stderr]   |                              ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> medium/queens-attack2/src/main.rs:17:25
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn queensAttack(n: i32, k: i32, r_q: i32, c_q: i32, obstacles: &[Vec<i32>]) -> i32 {
[INFO] [stderr]    |                         ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `queensAttack` should have a snake case name
[INFO] [stderr]   --> medium/queens-attack2/src/main.rs:17:4
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn queensAttack(n: i32, k: i32, r_q: i32, c_q: i32, obstacles: &[Vec<i32>]) -> i32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^ help: convert the identifier to snake case: `queens_attack`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> medium/magic-square-forming/src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> medium/magic-square-forming/src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> medium/magic-square-forming/src/main.rs:3:30
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{self, BufRead, Write};
[INFO] [stderr]   |                              ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `formingMagicSquare` should have a snake case name
[INFO] [stderr]   --> medium/magic-square-forming/src/main.rs:12:4
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn formingMagicSquare(s: &[Vec<i32>]) -> i32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `forming_magic_square`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `matrixRotation` should have a snake case name
[INFO] [stderr]   --> hard/matrix-rotation-algo/src/main.rs:25:4
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn matrixRotation(matrix: &[Vec<i32>], r: i32) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `matrix_rotation`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `borrow::Borrow`
[INFO] [stderr]  --> medium/extra-long-factorials/src/main.rs:1:32
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{io::{self, BufRead}, borrow::Borrow};
[INFO] [stderr]   |                                ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `extraLongFactorials` should have a snake case name
[INFO] [stderr]  --> medium/extra-long-factorials/src/main.rs:9:4
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn extraLongFactorials(n: i32) {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `extra_long_factorials`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `climbing-the-leaderboard` (bin "climbing-the-leaderboard" test) generated 4 warnings (run `cargo fix --bin "climbing-the-leaderboard" --tests` to apply 3 suggestions)
[INFO] [stderr] warning: `simple-array-sum` (bin "simple-array-sum" test) generated 4 warnings (run `cargo fix --bin "simple-array-sum" --tests` to apply 3 suggestions)
[INFO] [stderr] warning: `non-divisible-subset` (bin "non-divisible-subset" test) generated 5 warnings (run `cargo fix --bin "non-divisible-subset" --tests` to apply 3 suggestions)
[INFO] [stderr] warning: `compare-the-triplets` (bin "compare-the-triplets" test) generated 4 warnings (run `cargo fix --bin "compare-the-triplets" --tests` to apply 3 suggestions)
[INFO] [stderr] warning: `queens-attack2` (bin "queens-attack2" test) generated 5 warnings (run `cargo fix --bin "queens-attack2" --tests` to apply 3 suggestions)
[INFO] [stderr] warning: `magic-square-forming` (bin "magic-square-forming" test) generated 4 warnings (run `cargo fix --bin "magic-square-forming" --tests` to apply 3 suggestions)
[INFO] [stderr] warning: `matrix-rotation-algo` (bin "matrix-rotation-algo" test) generated 1 warning
[INFO] [stderr] warning: `extra-long-factorials` (bin "extra-long-factorials" test) generated 2 warnings (run `cargo fix --bin "extra-long-factorials" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/climbing_the_leaderboard-cfd525ca29ee1b24)
[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 src/main.rs (/opt/rustwide/target/debug/deps/compare_the_triplets-f4b1faf3706ee2af)
[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 src/main.rs (/opt/rustwide/target/debug/deps/extra_long_factorials-2c8f91164e99aee3)
[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 src/main.rs (/opt/rustwide/target/debug/deps/magic_square_forming-e23eaf1e89b3b728)
[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 src/main.rs (/opt/rustwide/target/debug/deps/matrix_rotation_algo-db1ce0a38a944c16)
[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 src/main.rs (/opt/rustwide/target/debug/deps/non_divisible_subset-31e710b2ef1859ff)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/queens_attack2-625b3508a9776462)
[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] [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 src/main.rs (/opt/rustwide/target/debug/deps/simple_array_sum-8f4e04a5b2a98657)
[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 src/main.rs (/opt/rustwide/target/debug/deps/solve_me_first-62aeaf3bfc9f6d87)
[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 src/main.rs (/opt/rustwide/target/debug/deps/the_time_in_words-54a36aeb6d3d20d2)
[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" "166841daff34486cba6ec29ae471f165cad53ed94108046057ea3bf6e1e582cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "166841daff34486cba6ec29ae471f165cad53ed94108046057ea3bf6e1e582cf", kill_on_drop: false }`
[INFO] [stdout] 166841daff34486cba6ec29ae471f165cad53ed94108046057ea3bf6e1e582cf