[INFO] cloning repository https://github.com/taroosg/rust-100
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/taroosg/rust-100" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaroosg%2Frust-100", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaroosg%2Frust-100'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c420c76db3eaa71e9e19a5aa89c1599f1fad6c87
[INFO] testing taroosg/rust-100 against try#17092ad00ed8fe1e7f81a7e38238ff70779034b1 for pr-140985
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaroosg%2Frust-100" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/taroosg/rust-100 on toolchain 17092ad00ed8fe1e7f81a7e38238ff70779034b1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/taroosg/rust-100
[INFO] finished tweaking git repo https://github.com/taroosg/rust-100
[INFO] tweaked toml for git repo https://github.com/taroosg/rust-100 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/taroosg/rust-100 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" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fcbdc2c8dbe1865868db1ecc7121cef82afeaaadd4c5ad14523fd4ca8fec1d6
[INFO] running `Command { std: "docker" "start" "-a" "4fcbdc2c8dbe1865868db1ecc7121cef82afeaaadd4c5ad14523fd4ca8fec1d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fcbdc2c8dbe1865868db1ecc7121cef82afeaaadd4c5ad14523fd4ca8fec1d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fcbdc2c8dbe1865868db1ecc7121cef82afeaaadd4c5ad14523fd4ca8fec1d6", kill_on_drop: false }`
[INFO] [stdout] 4fcbdc2c8dbe1865868db1ecc7121cef82afeaaadd4c5ad14523fd4ca8fec1d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c2e3e8250ec0f7d550d1775998c7f651123636116fd1f8666523527b9dbf08f
[INFO] running `Command { std: "docker" "start" "-a" "4c2e3e8250ec0f7d550d1775998c7f651123636116fd1f8666523527b9dbf08f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-100 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]  --> src/exercises/exercise_01.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn compare_numbers(a: i32, b: i32) -> String {
[INFO] [stdout]   |                        ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]  --> src/exercises/exercise_01.rs:4:32
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn compare_numbers(a: i32, b: i32) -> String {
[INFO] [stdout]   |                                ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_02.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn convert_to_mm(n: f64, s: &str) -> Option<f64> {
[INFO] [stdout]   |                      ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_02.rs:4:30
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn convert_to_mm(n: f64, s: &str) -> Option<f64> {
[INFO] [stdout]   |                              ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_03.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn odd_or_even(n: u32) -> String {
[INFO] [stdout]   |                    ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]  --> src/exercises/exercise_04.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn calculate_years(a: u32, b: u32) -> Option<u32> {
[INFO] [stdout]   |                        ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]  --> src/exercises/exercise_04.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn calculate_years(a: u32, b: u32) -> Option<u32> {
[INFO] [stdout]   |                                ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]  --> src/exercises/exercise_05.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn judge_th(c: char) -> Option<u32> {
[INFO] [stdout]   |                 ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_06.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_abs(n: i32) -> i32 {
[INFO] [stdout]   |                ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]  --> src/exercises/exercise_07.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_quotient_and_surplus(m: i32, n: i32) -> Option<String> {
[INFO] [stdout]   |                                 ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_07.rs:3:41
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_quotient_and_surplus(m: i32, n: i32) -> Option<String> {
[INFO] [stdout]   |                                         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_08.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn convert_to_uppercase(s: &str) -> String {
[INFO] [stdout]   |                             ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_09.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn create_list(n: u32) -> String {
[INFO] [stdout]   |                    ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]  --> src/exercises/exercise_10.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn create_sequence(m: i32, n: i32) -> String {
[INFO] [stdout]   |                        ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_10.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn create_sequence(m: i32, n: i32) -> String {
[INFO] [stdout]   |                                ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_11.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn count_down(n: u32) -> String {
[INFO] [stdout]   |                   ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_12.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_one_to_n(s: &str, n: usize) -> String {
[INFO] [stdout]   |                     ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_12.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_one_to_n(s: &str, n: usize) -> String {
[INFO] [stdout]   |                              ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_13.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_max_and_min(s: &str) -> Option<String> {
[INFO] [stdout]   |                        ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_14.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_nth_char(s: &str, n: usize) -> Option<char> {
[INFO] [stdout]   |                     ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_14.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_nth_char(s: &str, n: usize) -> Option<char> {
[INFO] [stdout]   |                              ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_15.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn is_equal(s: &str, t: &str) -> String {
[INFO] [stdout]   |                 ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]  --> src/exercises/exercise_15.rs:3:26
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn is_equal(s: &str, t: &str) -> String {
[INFO] [stdout]   |                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_16.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_number_of_a(s: &str) -> usize {
[INFO] [stdout]   |                        ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]  --> src/exercises/exercise_17.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_surface_area(a: u32) -> u32 {
[INFO] [stdout]   |                         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]  --> src/exercises/exercise_18.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_angle(a: u32, b: u32) -> u32 {
[INFO] [stdout]   |                  ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]  --> src/exercises/exercise_18.rs:3:26
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_angle(a: u32, b: u32) -> u32 {
[INFO] [stdout]   |                          ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_19.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn zero_padding3(n: u32) -> String {
[INFO] [stdout]   |                      ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_20.rs:3:26
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_paid_holidays(s: &str) -> usize {
[INFO] [stdout]   |                          ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_21.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_sum(n: u32) -> u32 {
[INFO] [stdout]   |                ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_22.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_number_of_digits(n: u32) -> usize {
[INFO] [stdout]   |                             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_23.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_back_side(n: u32) -> u32 {
[INFO] [stdout]   |                      ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_24.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn convert_to_seconds(n: u32) -> u32 {
[INFO] [stdout]   |                           ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_25.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_time_until_full(n: u32) -> u32 {
[INFO] [stdout]   |                            ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_26.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_initial_from_name(s: &str) -> String {
[INFO] [stdout]   |                              ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_27.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn choice_of_god(n: u32) -> u32 {
[INFO] [stdout]   |                      ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_28.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn format_ymd(s: &str) -> String {
[INFO] [stdout]   |                   ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_29.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn convert_at_to_at_mark(s: &str) -> String {
[INFO] [stdout]   |                              ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]  --> src/exercises/exercise_30.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_need_box(m: u32, n: u32) -> u32 {
[INFO] [stdout]   |                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_30.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_need_box(m: u32, n: u32) -> u32 {
[INFO] [stdout]   |                             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_31.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn can_store_books(s: &str) -> String {
[INFO] [stdout]   |                        ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_32.rs:3:34
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn calculate_number_of_games(n: u32) -> u32 {
[INFO] [stdout]   |                                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_33.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn days_of_go_out(s: &str) -> usize {
[INFO] [stdout]   |                       ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_34.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn is_equilateral_triangle(s: &str) -> String {
[INFO] [stdout]   |                                ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_35.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn show_weather(n: u32) -> String {
[INFO] [stdout]   |                     ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]  --> src/exercises/exercise_36.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn greet(name: &str, gender: &str) -> String {
[INFO] [stdout]   |              ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gender`
[INFO] [stdout]  --> src/exercises/exercise_36.rs:3:26
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn greet(name: &str, gender: &str) -> String {
[INFO] [stdout]   |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_gender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_37.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn convert_number_to_alphabet(s: &str) -> String {
[INFO] [stdout]   |                                   ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_38.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_number_of_steps(s: &str) -> u32 {
[INFO] [stdout]   |                            ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_39.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_interval(s: &str) -> String {
[INFO] [stdout]   |                     ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_40.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_autumn(s: &str) -> String {
[INFO] [stdout]   |                   ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_41.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_number_of_dango(s: &str) -> u32 {
[INFO] [stdout]   |                            ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_42.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn is_ready_for_summer(s: &str) -> String {
[INFO] [stdout]   |                            ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_43.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_number_of_human(n: u32) -> u32 {
[INFO] [stdout]   |                            ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_44.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn candy_or_chocolate(s: &str) -> String {
[INFO] [stdout]   |                           ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_45.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn can_party(s: &str) -> String {
[INFO] [stdout]   |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_46.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn best_copy(s: &str) -> String {
[INFO] [stdout]   |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_47.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn probability_get_ssr(n: f64, t: u32) -> u32 {
[INFO] [stdout]   |                            ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]  --> src/exercises/exercise_47.rs:3:36
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn probability_get_ssr(n: f64, t: u32) -> u32 {
[INFO] [stdout]   |                                    ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_48.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_start_time_for_cook(s: &str, t: u32) -> String {
[INFO] [stdout]   |                                ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]  --> src/exercises/exercise_48.rs:3:41
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_start_time_for_cook(s: &str, t: u32) -> String {
[INFO] [stdout]   |                                         ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_49.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn convert_to_full_width(s: &str) -> String {
[INFO] [stdout]   |                              ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `employees`
[INFO] [stdout]  --> src/exercises/exercise_50.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn fire_employees(employees: &str, fired: &str) -> String {
[INFO] [stdout]   |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_employees`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fired`
[INFO] [stdout]  --> src/exercises/exercise_50.rs:3:40
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn fire_employees(employees: &str, fired: &str) -> String {
[INFO] [stdout]   |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_fired`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `compare_numbers` is never used
[INFO] [stdout]  --> src/exercises/exercise_01.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn compare_numbers(a: i32, b: i32) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_to_mm` is never used
[INFO] [stdout]  --> src/exercises/exercise_02.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn convert_to_mm(n: f64, s: &str) -> Option<f64> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `odd_or_even` is never used
[INFO] [stdout]  --> src/exercises/exercise_03.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn odd_or_even(n: u32) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calculate_years` is never used
[INFO] [stdout]  --> src/exercises/exercise_04.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn calculate_years(a: u32, b: u32) -> Option<u32> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `judge_th` is never used
[INFO] [stdout]  --> src/exercises/exercise_05.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn judge_th(c: char) -> Option<u32> {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_abs` is never used
[INFO] [stdout]  --> src/exercises/exercise_06.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_abs(n: i32) -> i32 {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_quotient_and_surplus` is never used
[INFO] [stdout]  --> src/exercises/exercise_07.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_quotient_and_surplus(m: i32, n: i32) -> Option<String> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_to_uppercase` is never used
[INFO] [stdout]  --> src/exercises/exercise_08.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn convert_to_uppercase(s: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_list` is never used
[INFO] [stdout]  --> src/exercises/exercise_09.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn create_list(n: u32) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_sequence` is never used
[INFO] [stdout]  --> src/exercises/exercise_10.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn create_sequence(m: i32, n: i32) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `count_down` is never used
[INFO] [stdout]  --> src/exercises/exercise_11.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn count_down(n: u32) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_one_to_n` is never used
[INFO] [stdout]  --> src/exercises/exercise_12.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_one_to_n(s: &str, n: usize) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_max_and_min` is never used
[INFO] [stdout]  --> src/exercises/exercise_13.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_max_and_min(s: &str) -> Option<String> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_nth_char` is never used
[INFO] [stdout]  --> src/exercises/exercise_14.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_nth_char(s: &str, n: usize) -> Option<char> {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_equal` is never used
[INFO] [stdout]  --> src/exercises/exercise_15.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn is_equal(s: &str, t: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_number_of_a` is never used
[INFO] [stdout]  --> src/exercises/exercise_16.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_number_of_a(s: &str) -> usize {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_surface_area` is never used
[INFO] [stdout]  --> src/exercises/exercise_17.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_surface_area(a: u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_angle` is never used
[INFO] [stdout]  --> src/exercises/exercise_18.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_angle(a: u32, b: u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `zero_padding3` is never used
[INFO] [stdout]  --> src/exercises/exercise_19.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn zero_padding3(n: u32) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_paid_holidays` is never used
[INFO] [stdout]  --> src/exercises/exercise_20.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_paid_holidays(s: &str) -> usize {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_sum` is never used
[INFO] [stdout]  --> src/exercises/exercise_21.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_sum(n: u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_number_of_digits` is never used
[INFO] [stdout]  --> src/exercises/exercise_22.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_number_of_digits(n: u32) -> usize {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_back_side` is never used
[INFO] [stdout]  --> src/exercises/exercise_23.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_back_side(n: u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_to_seconds` is never used
[INFO] [stdout]  --> src/exercises/exercise_24.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn convert_to_seconds(n: u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_time_until_full` is never used
[INFO] [stdout]  --> src/exercises/exercise_25.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_time_until_full(n: u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_initial_from_name` is never used
[INFO] [stdout]  --> src/exercises/exercise_26.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_initial_from_name(s: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `choice_of_god` is never used
[INFO] [stdout]  --> src/exercises/exercise_27.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn choice_of_god(n: u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `format_ymd` is never used
[INFO] [stdout]  --> src/exercises/exercise_28.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn format_ymd(s: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_at_to_at_mark` is never used
[INFO] [stdout]  --> src/exercises/exercise_29.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn convert_at_to_at_mark(s: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_need_box` is never used
[INFO] [stdout]  --> src/exercises/exercise_30.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_need_box(m: u32, n: u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `can_store_books` is never used
[INFO] [stdout]  --> src/exercises/exercise_31.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn can_store_books(s: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calculate_number_of_games` is never used
[INFO] [stdout]  --> src/exercises/exercise_32.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn calculate_number_of_games(n: u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `days_of_go_out` is never used
[INFO] [stdout]  --> src/exercises/exercise_33.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn days_of_go_out(s: &str) -> usize {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_equilateral_triangle` is never used
[INFO] [stdout]  --> src/exercises/exercise_34.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn is_equilateral_triangle(s: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `show_weather` is never used
[INFO] [stdout]  --> src/exercises/exercise_35.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn show_weather(n: u32) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `greet` is never used
[INFO] [stdout]  --> src/exercises/exercise_36.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn greet(name: &str, gender: &str) -> String {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_number_to_alphabet` is never used
[INFO] [stdout]  --> src/exercises/exercise_37.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn convert_number_to_alphabet(s: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_number_of_steps` is never used
[INFO] [stdout]  --> src/exercises/exercise_38.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_number_of_steps(s: &str) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_interval` is never used
[INFO] [stdout]  --> src/exercises/exercise_39.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_interval(s: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_autumn` is never used
[INFO] [stdout]  --> src/exercises/exercise_40.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_autumn(s: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_number_of_dango` is never used
[INFO] [stdout]  --> src/exercises/exercise_41.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_number_of_dango(s: &str) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_ready_for_summer` is never used
[INFO] [stdout]  --> src/exercises/exercise_42.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn is_ready_for_summer(s: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_number_of_human` is never used
[INFO] [stdout]  --> src/exercises/exercise_43.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_number_of_human(n: u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `candy_or_chocolate` is never used
[INFO] [stdout]  --> src/exercises/exercise_44.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn candy_or_chocolate(s: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `can_party` is never used
[INFO] [stdout]  --> src/exercises/exercise_45.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn can_party(s: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `best_copy` is never used
[INFO] [stdout]  --> src/exercises/exercise_46.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn best_copy(s: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `probability_get_ssr` is never used
[INFO] [stdout]  --> src/exercises/exercise_47.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn probability_get_ssr(n: f64, t: u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_start_time_for_cook` is never used
[INFO] [stdout]  --> src/exercises/exercise_48.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_start_time_for_cook(s: &str, t: u32) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_to_full_width` is never used
[INFO] [stdout]  --> src/exercises/exercise_49.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn convert_to_full_width(s: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fire_employees` is never used
[INFO] [stdout]  --> src/exercises/exercise_50.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn fire_employees(employees: &str, fired: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "4c2e3e8250ec0f7d550d1775998c7f651123636116fd1f8666523527b9dbf08f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c2e3e8250ec0f7d550d1775998c7f651123636116fd1f8666523527b9dbf08f", kill_on_drop: false }`
[INFO] [stdout] 4c2e3e8250ec0f7d550d1775998c7f651123636116fd1f8666523527b9dbf08f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea3d0d5b6ce8c195788e84c0552ba0237b32a5bfaa88a5f0514a82423eb8fa6c
[INFO] running `Command { std: "docker" "start" "-a" "ea3d0d5b6ce8c195788e84c0552ba0237b32a5bfaa88a5f0514a82423eb8fa6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-100 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]  --> src/exercises/exercise_01.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn compare_numbers(a: i32, b: i32) -> String {
[INFO] [stdout]   |                        ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]  --> src/exercises/exercise_01.rs:4:32
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn compare_numbers(a: i32, b: i32) -> String {
[INFO] [stdout]   |                                ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_02.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn convert_to_mm(n: f64, s: &str) -> Option<f64> {
[INFO] [stdout]   |                      ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_02.rs:4:30
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn convert_to_mm(n: f64, s: &str) -> Option<f64> {
[INFO] [stdout]   |                              ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_03.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn odd_or_even(n: u32) -> String {
[INFO] [stdout]   |                    ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]  --> src/exercises/exercise_04.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn calculate_years(a: u32, b: u32) -> Option<u32> {
[INFO] [stdout]   |                        ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]  --> src/exercises/exercise_04.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn calculate_years(a: u32, b: u32) -> Option<u32> {
[INFO] [stdout]   |                                ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]  --> src/exercises/exercise_05.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn judge_th(c: char) -> Option<u32> {
[INFO] [stdout]   |                 ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_06.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_abs(n: i32) -> i32 {
[INFO] [stdout]   |                ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]  --> src/exercises/exercise_07.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_quotient_and_surplus(m: i32, n: i32) -> Option<String> {
[INFO] [stdout]   |                                 ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_07.rs:3:41
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_quotient_and_surplus(m: i32, n: i32) -> Option<String> {
[INFO] [stdout]   |                                         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_08.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn convert_to_uppercase(s: &str) -> String {
[INFO] [stdout]   |                             ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_09.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn create_list(n: u32) -> String {
[INFO] [stdout]   |                    ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]  --> src/exercises/exercise_10.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn create_sequence(m: i32, n: i32) -> String {
[INFO] [stdout]   |                        ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_10.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn create_sequence(m: i32, n: i32) -> String {
[INFO] [stdout]   |                                ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_11.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn count_down(n: u32) -> String {
[INFO] [stdout]   |                   ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_12.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_one_to_n(s: &str, n: usize) -> String {
[INFO] [stdout]   |                     ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_12.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_one_to_n(s: &str, n: usize) -> String {
[INFO] [stdout]   |                              ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_13.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_max_and_min(s: &str) -> Option<String> {
[INFO] [stdout]   |                        ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_14.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_nth_char(s: &str, n: usize) -> Option<char> {
[INFO] [stdout]   |                     ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_14.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_nth_char(s: &str, n: usize) -> Option<char> {
[INFO] [stdout]   |                              ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_15.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn is_equal(s: &str, t: &str) -> String {
[INFO] [stdout]   |                 ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]  --> src/exercises/exercise_15.rs:3:26
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn is_equal(s: &str, t: &str) -> String {
[INFO] [stdout]   |                          ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_16.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_number_of_a(s: &str) -> usize {
[INFO] [stdout]   |                        ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]  --> src/exercises/exercise_17.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_surface_area(a: u32) -> u32 {
[INFO] [stdout]   |                         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]  --> src/exercises/exercise_18.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_angle(a: u32, b: u32) -> u32 {
[INFO] [stdout]   |                  ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]  --> src/exercises/exercise_18.rs:3:26
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_angle(a: u32, b: u32) -> u32 {
[INFO] [stdout]   |                          ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_19.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn zero_padding3(n: u32) -> String {
[INFO] [stdout]   |                      ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_20.rs:3:26
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_paid_holidays(s: &str) -> usize {
[INFO] [stdout]   |                          ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_21.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_sum(n: u32) -> u32 {
[INFO] [stdout]   |                ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_22.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_number_of_digits(n: u32) -> usize {
[INFO] [stdout]   |                             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_23.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_back_side(n: u32) -> u32 {
[INFO] [stdout]   |                      ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_24.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn convert_to_seconds(n: u32) -> u32 {
[INFO] [stdout]   |                           ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_25.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_time_until_full(n: u32) -> u32 {
[INFO] [stdout]   |                            ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_26.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_initial_from_name(s: &str) -> String {
[INFO] [stdout]   |                              ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_27.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn choice_of_god(n: u32) -> u32 {
[INFO] [stdout]   |                      ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_28.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn format_ymd(s: &str) -> String {
[INFO] [stdout]   |                   ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_29.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn convert_at_to_at_mark(s: &str) -> String {
[INFO] [stdout]   |                              ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]  --> src/exercises/exercise_30.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_need_box(m: u32, n: u32) -> u32 {
[INFO] [stdout]   |                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_30.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_need_box(m: u32, n: u32) -> u32 {
[INFO] [stdout]   |                             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_31.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn can_store_books(s: &str) -> String {
[INFO] [stdout]   |                        ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_32.rs:3:34
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn calculate_number_of_games(n: u32) -> u32 {
[INFO] [stdout]   |                                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_33.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn days_of_go_out(s: &str) -> usize {
[INFO] [stdout]   |                       ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_34.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn is_equilateral_triangle(s: &str) -> String {
[INFO] [stdout]   |                                ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_35.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn show_weather(n: u32) -> String {
[INFO] [stdout]   |                     ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]  --> src/exercises/exercise_36.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn greet(name: &str, gender: &str) -> String {
[INFO] [stdout]   |              ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gender`
[INFO] [stdout]  --> src/exercises/exercise_36.rs:3:26
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn greet(name: &str, gender: &str) -> String {
[INFO] [stdout]   |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_gender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_37.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn convert_number_to_alphabet(s: &str) -> String {
[INFO] [stdout]   |                                   ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_38.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_number_of_steps(s: &str) -> u32 {
[INFO] [stdout]   |                            ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_39.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_interval(s: &str) -> String {
[INFO] [stdout]   |                     ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_40.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_autumn(s: &str) -> String {
[INFO] [stdout]   |                   ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_41.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_number_of_dango(s: &str) -> u32 {
[INFO] [stdout]   |                            ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_42.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn is_ready_for_summer(s: &str) -> String {
[INFO] [stdout]   |                            ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_43.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_number_of_human(n: u32) -> u32 {
[INFO] [stdout]   |                            ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_44.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn candy_or_chocolate(s: &str) -> String {
[INFO] [stdout]   |                           ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_45.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn can_party(s: &str) -> String {
[INFO] [stdout]   |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_46.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn best_copy(s: &str) -> String {
[INFO] [stdout]   |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/exercises/exercise_47.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn probability_get_ssr(n: f64, t: u32) -> u32 {
[INFO] [stdout]   |                            ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]  --> src/exercises/exercise_47.rs:3:36
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn probability_get_ssr(n: f64, t: u32) -> u32 {
[INFO] [stdout]   |                                    ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_48.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_start_time_for_cook(s: &str, t: u32) -> String {
[INFO] [stdout]   |                                ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]  --> src/exercises/exercise_48.rs:3:41
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_start_time_for_cook(s: &str, t: u32) -> String {
[INFO] [stdout]   |                                         ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/exercises/exercise_49.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn convert_to_full_width(s: &str) -> String {
[INFO] [stdout]   |                              ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `employees`
[INFO] [stdout]  --> src/exercises/exercise_50.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn fire_employees(employees: &str, fired: &str) -> String {
[INFO] [stdout]   |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_employees`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fired`
[INFO] [stdout]  --> src/exercises/exercise_50.rs:3:40
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn fire_employees(employees: &str, fired: &str) -> String {
[INFO] [stdout]   |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_fired`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not compile `rust-100` (bin "rust-100" test); 64 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/17092ad00ed8fe1e7f81a7e38238ff70779034b1/bin/rustc --crate-name rust_100 --edition=2021 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=4e69dfa9d19c93ad -C extra-filename=-50e1a5132c2f7d75 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "ea3d0d5b6ce8c195788e84c0552ba0237b32a5bfaa88a5f0514a82423eb8fa6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea3d0d5b6ce8c195788e84c0552ba0237b32a5bfaa88a5f0514a82423eb8fa6c", kill_on_drop: false }`
[INFO] [stdout] ea3d0d5b6ce8c195788e84c0552ba0237b32a5bfaa88a5f0514a82423eb8fa6c