[INFO] cloning repository https://github.com/magurotuna/leetcode-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/magurotuna/leetcode-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagurotuna%2Fleetcode-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagurotuna%2Fleetcode-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 25fe43e23160883aa89080d8558347f027e065a4
[INFO] checking magurotuna/leetcode-rust against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagurotuna%2Fleetcode-rust" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/magurotuna/leetcode-rust on toolchain 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/magurotuna/leetcode-rust
[INFO] finished tweaking git repo https://github.com/magurotuna/leetcode-rust
[INFO] tweaked toml for git repo https://github.com/magurotuna/leetcode-rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/magurotuna/leetcode-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e0afbe0440959f6c327501d719652a637a32cf2978231af3e49994898845357
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5e0afbe0440959f6c327501d719652a637a32cf2978231af3e49994898845357", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e0afbe0440959f6c327501d719652a637a32cf2978231af3e49994898845357", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e0afbe0440959f6c327501d719652a637a32cf2978231af3e49994898845357", kill_on_drop: false }`
[INFO] [stdout] 5e0afbe0440959f6c327501d719652a637a32cf2978231af3e49994898845357
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cbdae880dde302559c8f75fed1ba92affd5120c09f675b39a46099081b3cdd9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9cbdae880dde302559c8f75fed1ba92affd5120c09f675b39a46099081b3cdd9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking leetcode-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `min`
[INFO] [stdout]   --> src/bin/300.rs:35:29
[INFO] [stdout]    |
[INFO] [stdout] 35 |         use std::cmp::{max, min};
[INFO] [stdout]    |                             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]  --> src/bin/412.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fizz_buzz`
[INFO] [stdout]  --> src/bin/412.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn fizz_buzz(n: i32) -> Vec<String> {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/bin/1381.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn new(maxSize: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push`
[INFO] [stdout]   --> src/bin/1381.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn push(&mut self, x: i32) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop`
[INFO] [stdout]   --> src/bin/1381.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn pop(&mut self) -> i32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `increment`
[INFO] [stdout]   --> src/bin/1381.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn increment(&mut self, k: i32, val: i32) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `maxSize` should have a snake case name
[INFO] [stdout]   --> src/bin/1381.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn new(maxSize: i32) -> Self {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to snake case: `max_size`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `iter`
[INFO] [stdout]   --> src/bin/394.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut iter = substr.into_iter();
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_iter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `end_index` is never read
[INFO] [stdout]   --> src/bin/394.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 |             let mut end_index = index;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/394.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut iter = substr.into_iter();
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]  --> src/bin/210.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_order`
[INFO] [stdout]  --> src/bin/210.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn find_order(num_courses: i32, prerequisites: Vec<Vec<i32>>) -> Vec<i32> {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]  --> src/bin/counting_elements.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `count_elements`
[INFO] [stdout]  --> src/bin/counting_elements.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn count_elements(arr: Vec<i32>) -> i32 {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]  --> src/bin/209.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `min_sub_array_len`
[INFO] [stdout]  --> src/bin/209.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn min_sub_array_len(s: i32, nums: Vec<i32>) -> i32 {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]  --> src/bin/79.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `exist`
[INFO] [stdout]  --> src/bin/79.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub fn exist(board: Vec<Vec<char>>, word: String) -> bool {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `dfs`
[INFO] [stdout]   --> src/bin/79.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn dfs(board: &Vec<Vec<char>>, s: &[char], h: usize, w: usize) -> bool {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_exist`
[INFO] [stdout]   --> src/bin/79.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn test_exist() {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]  --> src/bin/621.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `least_interval`
[INFO] [stdout]  --> src/bin/621.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn least_interval(tasks: Vec<char>, n: i32) -> i32 {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `letter_to_index`
[INFO] [stdout]   --> src/bin/621.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn letter_to_index(c: char) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sort_counts`
[INFO] [stdout]   --> src/bin/621.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn sort_counts(task_counts: &[i32]) -> Vec<(usize, i32)> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `search`
[INFO] [stdout]   --> src/bin/208.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn search(&self, word: String) -> bool {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `starts_with`
[INFO] [stdout]   --> src/bin/208.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn starts_with(&self, prefix: String) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]  --> src/bin/3.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `length_of_longest_substring`
[INFO] [stdout]  --> src/bin/3.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub fn length_of_longest_substring(s: String) -> i32 {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `slow_length_of_longest_substring`
[INFO] [stdout]   --> src/bin/3.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn slow_length_of_longest_substring(s: String) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/bin/253.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 |         for (key, (start, end)) in m.into_iter() {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]  --> src/bin/31.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next_permutation`
[INFO] [stdout]  --> src/bin/31.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn next_permutation(nums: &mut Vec<i32>) {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/bin/445.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn new(val: i32) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/bin/445.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_two_numbers`
[INFO] [stdout]   --> src/bin/445.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn add_two_numbers(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `make_linked_list`
[INFO] [stdout]   --> src/bin/445.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn make_linked_list(index: usize, digits: &[i32]) -> Option<Box<ListNode>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `traverse`
[INFO] [stdout]   --> src/bin/445.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn traverse(node: Option<&Box<ListNode>>, val: &mut Vec<i32>) {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]  --> src/bin/739.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `daily_temperatures`
[INFO] [stdout]  --> src/bin/739.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn daily_temperatures(t: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::min`
[INFO] [stdout]  --> src/bin/76.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::min;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]  --> src/bin/1405.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `longest_diverse_string`
[INFO] [stdout]  --> src/bin/1405.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn longest_diverse_string(a: i32, b: i32, c: i32) -> String {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `tle_longest_diverse_string`
[INFO] [stdout]   --> src/bin/1405.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn tle_longest_diverse_string(a: i32, b: i32, c: i32) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `helper`
[INFO] [stdout]   --> src/bin/1405.rs:96:4
[INFO] [stdout]    |
[INFO] [stdout] 96 | fn helper(one: char, two: char, ret: &mut Vec<char>, a: i32, b: i32, c: i32) {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `dfs`
[INFO] [stdout]    --> src/bin/1405.rs:103:4
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn dfs(
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]  --> src/bin/238.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `product_except_self`
[INFO] [stdout]  --> src/bin/238.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn product_except_self(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `constant_space_product_except_self`
[INFO] [stdout]   --> src/bin/238.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn constant_space_product_except_self(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/bin/776.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/bin/776.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/76.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |         let mut t_count = t.chars().fold(HashMap::new(), |mut acc, ch| {
[INFO] [stdout]   |             ----^^^^^^^
[INFO] [stdout]   |             |
[INFO] [stdout]   |             help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/776.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let mut root = root.unwrap();
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]  --> src/bin/776.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `split_bst`
[INFO] [stdout]  --> src/bin/776.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn split_bst(root: Node, v: i32) -> Vec<Node> {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]  --> src/bin/855.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn new(N: i32) -> Self {
[INFO] [stdout]   |            ^ help: convert the identifier to snake case: `n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]  --> src/bin/49.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `group_anagrams`
[INFO] [stdout]  --> src/bin/49.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn group_anagrams(strs: Vec<String>) -> Vec<Vec<String>> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]  --> src/bin/126.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_ladders`
[INFO] [stdout]  --> src/bin/126.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub fn find_ladders(
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/bin/206.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn new(val: i32) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]  --> src/bin/79.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `exist`
[INFO] [stdout]  --> src/bin/79.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub fn exist(board: Vec<Vec<char>>, word: String) -> bool {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `dfs`
[INFO] [stdout]   --> src/bin/79.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn dfs(board: &Vec<Vec<char>>, s: &[char], h: usize, w: usize) -> bool {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]  --> src/bin/199.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `right_side_view`
[INFO] [stdout]  --> src/bin/199.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub fn right_side_view(root: Node) -> Vec<i32> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `dfs`
[INFO] [stdout]   --> src/bin/199.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn dfs(node: Node, vec: &mut Vec<i32>, depth: usize) {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]  --> src/bin/1380.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |         let width = matrix[0].len();
[INFO] [stdout]   |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/bin/206.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn new(val: i32) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/bin/206.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reverse_list`
[INFO] [stdout]   --> src/bin/206.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn reverse_list(head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `make_linked_list`
[INFO] [stdout]   --> src/bin/206.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn make_linked_list(values: &[i32]) -> Option<Box<ListNode>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]  --> src/bin/1.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `two_sum`
[INFO] [stdout]  --> src/bin/1.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn two_sum(nums: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `binary_search_two_sum`
[INFO] [stdout]   --> src/bin/1.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn binary_search_two_sum(nums: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `brute_force_two_sum`
[INFO] [stdout]   --> src/bin/1.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn brute_force_two_sum(nums: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `bfs_mle_broken_calc`
[INFO] [stdout]   --> src/bin/991.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn bfs_mle_broken_calc(x: i32, y: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `leetcode-rust`
[INFO] [stdout] error[E0601]: `main` function not found in crate `1406`
[INFO] [stdout]  --> src/bin/1406.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | // TODO
[INFO] [stdout]   |         ^ consider adding a `main` function to `src/bin/1406.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/bin/1390.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 |             let mut s = 0;
[INFO] [stdout]   |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cnt`
[INFO] [stdout]  --> src/bin/1390.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |             let mut cnt = 1;
[INFO] [stdout]   |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cnt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/1390.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 |             let mut s = 0;
[INFO] [stdout]   |                 ----^
[INFO] [stdout]   |                 |
[INFO] [stdout]   |                 help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/1390.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |             let mut cnt = 1;
[INFO] [stdout]   |                 ----^^^
[INFO] [stdout]   |                 |
[INFO] [stdout]   |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::min`
[INFO] [stdout]  --> src/bin/76.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::min;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/bin/6.rs:20:50
[INFO] [stdout]    |
[INFO] [stdout] 20 |                     if let Some(&cn) = chars.get((cur_r + (room_in_block as usize) - 2 * r)) {
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `maxSize` should have a snake case name
[INFO] [stdout]   --> src/bin/1381.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn new(maxSize: i32) -> Self {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to snake case: `max_size`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]  --> src/bin/227.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `calculate`
[INFO] [stdout]  --> src/bin/227.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn calculate(s: String) -> i32 {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calc`
[INFO] [stdout]   --> src/bin/227.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn calc(s: &[char], index: &mut usize) -> i32 {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_and_calc_high_precedence`
[INFO] [stdout]   --> src/bin/227.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn read_and_calc_high_precedence(s: &[char], index: &mut usize) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_val`
[INFO] [stdout]   --> src/bin/227.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn read_val(s: &[char], index: &mut usize) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_blocks`
[INFO] [stdout]   --> src/bin/6.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |         let n_blocks = chars.len() as i32 / room_in_block;
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_blocks`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `NestedIterator`
[INFO] [stdout]  --> src/bin/341.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct NestedIterator {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/bin/341.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn new(nestedList: Vec<NestedInteger>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push_all`
[INFO] [stdout]   --> src/bin/341.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn push_all(&mut self, values: Vec<NestedInteger>) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next`
[INFO] [stdout]   --> src/bin/341.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn next(&mut self) -> i32 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_next`
[INFO] [stdout]   --> src/bin/341.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn has_next(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/76.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |         let mut t_count = t.chars().fold(HashMap::new(), |mut acc, ch| {
[INFO] [stdout]   |             ----^^^^^^^
[INFO] [stdout]   |             |
[INFO] [stdout]   |             help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `nestedList` should have a snake case name
[INFO] [stdout]   --> src/bin/341.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn new(nestedList: Vec<NestedInteger>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^ help: convert the identifier to snake case: `nested_list`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9cbdae880dde302559c8f75fed1ba92affd5120c09f675b39a46099081b3cdd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cbdae880dde302559c8f75fed1ba92affd5120c09f675b39a46099081b3cdd9", kill_on_drop: false }`
[INFO] [stdout] 9cbdae880dde302559c8f75fed1ba92affd5120c09f675b39a46099081b3cdd9