[INFO] cloning repository https://github.com/mohmmedalkhatim/leetcode_solutions
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mohmmedalkhatim/leetcode_solutions" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmohmmedalkhatim%2Fleetcode_solutions", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmohmmedalkhatim%2Fleetcode_solutions'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c02e287888b574ec6c267f01fe1a7842ec6c6239
[INFO] testing mohmmedalkhatim/leetcode_solutions against 1.98.0-beta.1 for beta-1.98-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmohmmedalkhatim%2Fleetcode_solutions" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mohmmedalkhatim/leetcode_solutions
[INFO] finished tweaking git repo https://github.com/mohmmedalkhatim/leetcode_solutions
[INFO] tweaked toml for git repo https://github.com/mohmmedalkhatim/leetcode_solutions written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mohmmedalkhatim/leetcode_solutions on toolchain 1.98.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mohmmedalkhatim/leetcode_solutions 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" "+1.98.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 25b667e4558471c75080b1b2231c5d06456f16a908f3a28c642a6665a509a4f0
[INFO] running `Command { std: "docker" "start" "25b667e4558471c75080b1b2231c5d06456f16a908f3a28c642a6665a509a4f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25b667e4558471c75080b1b2231c5d06456f16a908f3a28c642a6665a509a4f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "25b667e4558471c75080b1b2231c5d06456f16a908f3a28c642a6665a509a4f0" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25b667e4558471c75080b1b2231c5d06456f16a908f3a28c642a6665a509a4f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "25b667e4558471c75080b1b2231c5d06456f16a908f3a28c642a6665a509a4f0" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling skills v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/leetcode/contains_duplicate/mod.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::HashMap` and `string`
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, string};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/leetcode/product_expect_self/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/leetcode/vaild_palindroma/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> src/leetcode/longest_consicative_number/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/leetcode/tow_sum_2/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:4:29
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn valid_anagram(s: String, mut t: String) -> bool {
[INFO] [stdout]   |                             ----^
[INFO] [stdout]   |                             |
[INFO] [stdout]   |                             help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn valid_anagram(s: String, mut t: String) -> bool {
[INFO] [stdout]   |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:4:29
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn valid_anagram(s: String, mut t: String) -> bool {
[INFO] [stdout]   |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]  --> src/leetcode/top_k_frequant_number/mod.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |         for i in arr.clone() {
[INFO] [stdout]   |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/leetcode/vaild_palindroma/mod.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |         let mut iter:Vec<char> = s.chars().filter(|c|c.is_alphanumeric()).map(|c|c.to_ascii_lowercase()).collect();
[INFO] [stdout]   |             ----^^^^
[INFO] [stdout]   |             |
[INFO] [stdout]   |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/leetcode/vaild_parenteses/mod.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 |             Some(s) => {
[INFO] [stdout]    |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/contains_duplicate/mod.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Solution;
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `contains_duplicate` is never used
[INFO] [stdout]  --> src/leetcode/contains_duplicate/mod.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn contains_duplicate(nums: Vec<i32>) -> bool {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/tow_sum/mod.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Solution;
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `tow_sum` is never used
[INFO] [stdout]  --> src/leetcode/tow_sum/mod.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 6 |     fn tow_sum(nums: Vec<usize>, target: usize) -> Vec<usize> {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `valid_anagram` is never used
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn valid_anagram(s: String, mut t: String) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[warn(dead_code)]
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `valid_anagram_sort` is never used
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn valid_anagram_sort(s: String, t: String) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[warn(dead_code)]
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/group_anagram/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Solution;
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/leetcode/group_anagram/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[warn(dead_code)]
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `group_anagrams` is never used
[INFO] [stdout]  --> src/leetcode/group_anagram/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 7 |     pub fn group_anagrams(list: Vec<String>) -> Vec<Vec<String>> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/top_k_frequant_number/mod.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Solution;
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `top_k` is never used
[INFO] [stdout]  --> src/leetcode/top_k_frequant_number/mod.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 6 |     fn top_k(arr: Vec<i32>, k: usize) -> Vec<i32> {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `encode` is never used
[INFO] [stdout]  --> src/leetcode/encode_decode/mod.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 |     pub fn encode(arr: Vec<String>) -> String {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decode` is never used
[INFO] [stdout]   --> src/leetcode/encode_decode/mod.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn decode(str: String) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/product_expect_self/mod.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Solution;
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `product_expect_self` is never used
[INFO] [stdout]  --> src/leetcode/product_expect_self/mod.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 6 |     fn product_expect_self(arr: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/vaild_palindroma/mod.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Solution;
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `vaild_palindroma` is never used
[INFO] [stdout]  --> src/leetcode/vaild_palindroma/mod.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn vaild_palindroma(s: String) -> bool {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/longest_consicative_number/mod.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `longest_consecutive` is never used
[INFO] [stdout]  --> src/leetcode/longest_consicative_number/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 7 |     pub fn longest_consecutive(nums: Vec<i32>) -> i32 {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tow_sum_2` is never used
[INFO] [stdout]  --> src/leetcode/tow_sum_2/mod.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn tow_sum_2(arr: Vec<i32>, target: i32) -> Vec<usize> {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tapping_rain_water` is never used
[INFO] [stdout]  --> src/leetcode/tapping_rain_water/mod.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn tapping_rain_water(v: Vec<i32>) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Stack` is never constructed
[INFO] [stdout]  --> src/leetcode/min_stack/mod.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Stack {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `push`, `pop`, and `top` are never used
[INFO] [stdout]   --> src/leetcode/min_stack/mod.rs:6:8
[INFO] [stdout]    |
[INFO] [stdout]  5 | impl Stack {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout]  6 |     fn push(mut self, n: i32) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 |     fn pop(mut self) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fn top(self)->i32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vaild_parenteses` is never used
[INFO] [stdout]  --> src/leetcode/vaild_parenteses/mod.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn vaild_parenteses(v: Vec<char>) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `binary_search` is never used
[INFO] [stdout]  --> src/leetcode/binary_search/mod.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn binary_search(arr: Vec<i32>, target: i32) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `container_with_most_water` is never used
[INFO] [stdout]  --> src/leetcode/container_with_most_water/mod.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn container_with_most_water(list: Vec<i32>)->i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "25b667e4558471c75080b1b2231c5d06456f16a908f3a28c642a6665a509a4f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "25b667e4558471c75080b1b2231c5d06456f16a908f3a28c642a6665a509a4f0" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling skills v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/leetcode/contains_duplicate/mod.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::HashMap` and `string`
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, string};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Solution`
[INFO] [stdout]   --> src/leetcode/group_anagram/mod.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     use super::Solution;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Solution`
[INFO] [stdout]   --> src/leetcode/top_k_frequant_number/mod.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     use super::Solution;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/leetcode/product_expect_self/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/leetcode/vaild_palindroma/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> src/leetcode/longest_consicative_number/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/leetcode/tow_sum_2/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:4:29
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn valid_anagram(s: String, mut t: String) -> bool {
[INFO] [stdout]   |                             ----^
[INFO] [stdout]   |                             |
[INFO] [stdout]   |                             help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn valid_anagram(s: String, mut t: String) -> bool {
[INFO] [stdout]   |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:4:29
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn valid_anagram(s: String, mut t: String) -> bool {
[INFO] [stdout]   |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]  --> src/leetcode/top_k_frequant_number/mod.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |         for i in arr.clone() {
[INFO] [stdout]   |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/leetcode/vaild_palindroma/mod.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |         let mut iter:Vec<char> = s.chars().filter(|c|c.is_alphanumeric()).map(|c|c.to_ascii_lowercase()).collect();
[INFO] [stdout]   |             ----^^^^
[INFO] [stdout]   |             |
[INFO] [stdout]   |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/leetcode/vaild_parenteses/mod.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 |             Some(s) => {
[INFO] [stdout]    |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `valid_anagram` is never used
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn valid_anagram(s: String, mut t: String) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[warn(dead_code)]
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `valid_anagram_sort` is never used
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn valid_anagram_sort(s: String, t: String) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[warn(dead_code)]
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/group_anagram/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Solution;
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/leetcode/group_anagram/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[warn(dead_code)]
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `group_anagrams` is never used
[INFO] [stdout]  --> src/leetcode/group_anagram/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 7 |     pub fn group_anagrams(list: Vec<String>) -> Vec<Vec<String>> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/top_k_frequant_number/mod.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Solution;
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `top_k` is never used
[INFO] [stdout]  --> src/leetcode/top_k_frequant_number/mod.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 6 |     fn top_k(arr: Vec<i32>, k: usize) -> Vec<i32> {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/longest_consicative_number/mod.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `longest_consecutive` is never used
[INFO] [stdout]  --> src/leetcode/longest_consicative_number/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 7 |     pub fn longest_consecutive(nums: Vec<i32>) -> i32 {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tapping_rain_water` is never used
[INFO] [stdout]  --> src/leetcode/tapping_rain_water/mod.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn tapping_rain_water(v: Vec<i32>) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Stack` is never constructed
[INFO] [stdout]  --> src/leetcode/min_stack/mod.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Stack {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `push`, `pop`, and `top` are never used
[INFO] [stdout]   --> src/leetcode/min_stack/mod.rs:6:8
[INFO] [stdout]    |
[INFO] [stdout]  5 | impl Stack {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout]  6 |     fn push(mut self, n: i32) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 |     fn pop(mut self) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fn top(self)->i32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vaild_parenteses` is never used
[INFO] [stdout]  --> src/leetcode/vaild_parenteses/mod.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn vaild_parenteses(v: Vec<char>) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `container_with_most_water` is never used
[INFO] [stdout]  --> src/leetcode/container_with_most_water/mod.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn container_with_most_water(list: Vec<i32>)->i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "25b667e4558471c75080b1b2231c5d06456f16a908f3a28c642a6665a509a4f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "25b667e4558471c75080b1b2231c5d06456f16a908f3a28c642a6665a509a4f0" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `HashMap`
[INFO] [stderr]  --> src/leetcode/contains_duplicate/mod.rs:1:24
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stderr]   |                        ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `collections::HashMap` and `string`
[INFO] [stderr]  --> src/leetcode/valid_anagram/mod.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{collections::HashMap, string};
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::Solution`
[INFO] [stderr]   --> src/leetcode/group_anagram/mod.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     use super::Solution;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::Solution`
[INFO] [stderr]   --> src/leetcode/top_k_frequant_number/mod.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |     use super::Solution;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/leetcode/product_expect_self/mod.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/leetcode/vaild_palindroma/mod.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::num`
[INFO] [stderr]  --> src/leetcode/longest_consicative_number/mod.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use core::num;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/leetcode/tow_sum_2/mod.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/leetcode/valid_anagram/mod.rs:4:29
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn valid_anagram(s: String, mut t: String) -> bool {
[INFO] [stderr]   |                             ----^
[INFO] [stderr]   |                             |
[INFO] [stderr]   |                             help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]  --> src/leetcode/valid_anagram/mod.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn valid_anagram(s: String, mut t: String) -> bool {
[INFO] [stderr]   |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]  --> src/leetcode/valid_anagram/mod.rs:4:29
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn valid_anagram(s: String, mut t: String) -> bool {
[INFO] [stderr]   |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]  --> src/leetcode/top_k_frequant_number/mod.rs:9:13
[INFO] [stderr]   |
[INFO] [stderr] 9 |         for i in arr.clone() {
[INFO] [stderr]   |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/leetcode/vaild_palindroma/mod.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 |         let mut iter:Vec<char> = s.chars().filter(|c|c.is_alphanumeric()).map(|c|c.to_ascii_lowercase()).collect();
[INFO] [stderr]   |             ----^^^^
[INFO] [stderr]   |             |
[INFO] [stderr]   |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> src/leetcode/vaild_parenteses/mod.rs:11:18
[INFO] [stderr]    |
[INFO] [stderr] 11 |             Some(s) => {
[INFO] [stderr]    |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: function `valid_anagram` is never used
[INFO] [stderr]  --> src/leetcode/valid_anagram/mod.rs:4:4
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn valid_anagram(s: String, mut t: String) -> bool {
[INFO] [stderr]   |    ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]  --> src/leetcode/valid_anagram/mod.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[warn(dead_code)]
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `valid_anagram_sort` is never used
[INFO] [stderr]  --> src/leetcode/valid_anagram/mod.rs:8:4
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn valid_anagram_sort(s: String, t: String) -> bool {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]  --> src/leetcode/valid_anagram/mod.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[warn(dead_code)]
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]  --> src/leetcode/group_anagram/mod.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Solution;
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]  --> src/leetcode/group_anagram/mod.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[warn(dead_code)]
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `group_anagrams` is never used
[INFO] [stderr]  --> src/leetcode/group_anagram/mod.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | impl Solution {
[INFO] [stderr]   | ------------- associated function in this implementation
[INFO] [stderr] 7 |     pub fn group_anagrams(list: Vec<String>) -> Vec<Vec<String>> {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]  --> src/leetcode/top_k_frequant_number/mod.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Solution;
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `top_k` is never used
[INFO] [stderr]  --> src/leetcode/top_k_frequant_number/mod.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | impl Solution {
[INFO] [stderr]   | ------------- associated function in this implementation
[INFO] [stderr] 6 |     fn top_k(arr: Vec<i32>, k: usize) -> Vec<i32> {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]  --> src/leetcode/longest_consicative_number/mod.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | struct Solution;
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `longest_consecutive` is never used
[INFO] [stderr]  --> src/leetcode/longest_consicative_number/mod.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | impl Solution {
[INFO] [stderr]   | ------------- associated function in this implementation
[INFO] [stderr] 7 |     pub fn longest_consecutive(nums: Vec<i32>) -> i32 {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `tapping_rain_water` is never used
[INFO] [stderr]  --> src/leetcode/tapping_rain_water/mod.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn tapping_rain_water(v: Vec<i32>) -> i32 {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Stack` is never constructed
[INFO] [stderr]  --> src/leetcode/min_stack/mod.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Stack {
[INFO] [stderr]   |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `push`, `pop`, and `top` are never used
[INFO] [stderr]   --> src/leetcode/min_stack/mod.rs:6:8
[INFO] [stderr]    |
[INFO] [stderr]  5 | impl Stack {
[INFO] [stderr]    | ---------- methods in this implementation
[INFO] [stderr]  6 |     fn push(mut self, n: i32) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 10 |     fn pop(mut self) {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 15 |     fn top(self)->i32 {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `vaild_parenteses` is never used
[INFO] [stderr]  --> src/leetcode/vaild_parenteses/mod.rs:3:4
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn vaild_parenteses(v: Vec<char>) -> bool {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `container_with_most_water` is never used
[INFO] [stderr]  --> src/leetcode/container_with_most_water/mod.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn container_with_most_water(list: Vec<i32>)->i32 {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `skills` (bin "skills" test) generated 27 warnings (run `cargo fix --bin "skills" -p skills --tests` to apply 14 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/skills-3a79472ef0e5ad0a)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test leetcode::binary_search::test::test_binary_search ... ok
[INFO] [stdout] test leetcode::contains_duplicate::tests::contains_duplicate ... ok
[INFO] [stdout] test leetcode::encode_decode::test::decode_test ... ok
[INFO] [stdout] test leetcode::encode_decode::test::encode_test ... ok
[INFO] [stdout] test leetcode::group_anagram::tests::group_anagram ... ok
[INFO] [stdout] test leetcode::product_expect_self::tests::product_expect_self ... ok
[INFO] [stdout] test leetcode::top_k_frequant_number::tests::top_k ... ok
[INFO] [stdout] test leetcode::tow_sum::tests::tow_sum ... ok
[INFO] [stdout] test leetcode::tow_sum_2::test::tow_sum_2_test ... ok
[INFO] [stdout] test leetcode::vaild_palindroma::tests::product_expect_self ... ok
[INFO] [stdout] test leetcode::vaild_sudoko::test::valid_sudoko_test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- leetcode::vaild_sudoko::test::valid_sudoko_test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'leetcode::vaild_sudoko::test::valid_sudoko_test' (183) panicked at src/leetcode/vaild_sudoko/mod.rs:11:39:
[INFO] [stdout] index out of bounds: the len is 0 but the index is 0
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58f8ac6057c1 - std[73adb7dc35730857]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58f8ac6057c1 - std[73adb7dc35730857]::backtrace_rs::backtrace::trace_unsynchronized::<std[73adb7dc35730857]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58f8ac6057c1 - std[73adb7dc35730857]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58f8ac6057c1 - <<std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6883ba1bc0fe4ed1]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58f8ac61952a - <core[6883ba1bc0fe4ed1]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58f8ac61952a - core[6883ba1bc0fe4ed1]::fmt::write
[INFO] [stdout]    6:     0x58f8ac609c7c - std[73adb7dc35730857]::io::default_write_fmt::<alloc[55a36b64bcbf2c0d]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:626:11
[INFO] [stdout]    7:     0x58f8ac609c7c - <alloc[55a36b64bcbf2c0d]::vec::Vec<u8> as std[73adb7dc35730857]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:1730:13
[INFO] [stdout]    8:     0x58f8ac5e3f36 - <std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58f8ac5e3f36 - std[73adb7dc35730857]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58f8ac5fd9e9 - std[73adb7dc35730857]::panicking::default_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58f8ac598a50 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   12:     0x58f8ac598a50 - test[980ffaebd391d06d]::test_main_inner::<test[980ffaebd391d06d]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x58f8ac5fdba2 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   14:     0x58f8ac5fdba2 - std[73adb7dc35730857]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:823:13
[INFO] [stdout]   15:     0x58f8ac5e3fe2 - std[73adb7dc35730857]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:688:13
[INFO] [stdout]   16:     0x58f8ac5db949 - std[73adb7dc35730857]::sys::backtrace::__rust_end_short_backtrace::<std[73adb7dc35730857]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58f8ac5e4bdd - __rustc[a7b7b02e776dd976]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:679:5
[INFO] [stdout]   18:     0x58f8ac619cbc - core[6883ba1bc0fe4ed1]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58f8ac619aac - core[6883ba1bc0fe4ed1]::panicking::panic_bounds_check
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:271:5
[INFO] [stdout]   20:     0x58f8ac57ab54 - <usize as core[6883ba1bc0fe4ed1]::slice::index::SliceIndex<[&str]>>::index
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/slice/index.rs:238:10
[INFO] [stdout]   21:     0x58f8ac583a23 - <[&str] as core[6883ba1bc0fe4ed1]::ops::index::Index<usize>>::index
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/slice/index.rs:19:15
[INFO] [stdout]   22:     0x58f8ac583a23 - <alloc[55a36b64bcbf2c0d]::vec::Vec<&str> as core[6883ba1bc0fe4ed1]::ops::index::Index<usize>>::index
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/vec/mod.rs:3879:9
[INFO] [stdout]   23:     0x58f8ac5804c9 - skills[52ac86cbb89f1681]::leetcode::vaild_sudoko::test::vaild_sudoko
[INFO] [stdout]                                at /opt/rustwide/workdir/src/leetcode/vaild_sudoko/mod.rs:11:39
[INFO] [stdout]   24:     0x58f8ac58090f - skills[52ac86cbb89f1681]::leetcode::vaild_sudoko::test::valid_sudoko_test
[INFO] [stdout]                                at /opt/rustwide/workdir/src/leetcode/vaild_sudoko/mod.rs:31:9
[INFO] [stdout]   25:     0x58f8ac57e737 - skills[52ac86cbb89f1681]::leetcode::vaild_sudoko::test::valid_sudoko_test::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/leetcode/vaild_sudoko/mod.rs:30:27
[INFO] [stdout]   26:     0x58f8ac57cec6 - <skills[52ac86cbb89f1681]::leetcode::vaild_sudoko::test::valid_sudoko_test::{closure#0} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x58f8ac58bd8b - <fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x58f8ac58bd8b - test[980ffaebd391d06d]::__rust_begin_short_backtrace::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:724:18
[INFO] [stdout]   29:     0x58f8ac5993d5 - test[980ffaebd391d06d]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:74
[INFO] [stdout]   30:     0x58f8ac5993d5 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   31:     0x58f8ac5993d5 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   32:     0x58f8ac5993d5 - std[73adb7dc35730857]::panicking::catch_unwind::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   33:     0x58f8ac5993d5 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   34:     0x58f8ac5993d5 - test[980ffaebd391d06d]::run_test_in_process
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:27
[INFO] [stdout]   35:     0x58f8ac5993d5 - test[980ffaebd391d06d]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:668:43
[INFO] [stdout]   36:     0x58f8ac593e84 - test[980ffaebd391d06d]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:698:41
[INFO] [stdout]   37:     0x58f8ac593e84 - std[73adb7dc35730857]::sys::backtrace::__rust_begin_short_backtrace::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   38:     0x58f8ac59c522 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   39:     0x58f8ac59c522 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   40:     0x58f8ac59c522 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   41:     0x58f8ac59c522 - std[73adb7dc35730857]::panicking::catch_unwind::<(), core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   42:     0x58f8ac59c522 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   43:     0x58f8ac59c522 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   44:     0x58f8ac59c522 - <std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   45:     0x58f8ac60504f - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn core[6883ba1bc0fe4ed1]::ops::function::FnOnce<(), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2319:9
[INFO] [stdout]   46:     0x58f8ac60504f - <std[73adb7dc35730857]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/thread/unix.rs:123:17
[INFO] [stdout]   47:     0x79ffab22eaa4 - <unknown>
[INFO] [stdout]   48:     0x79ffab2bba64 - clone
[INFO] [stdout]   49:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     leetcode::vaild_sudoko::test::valid_sudoko_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 10 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin skills`
[INFO] running `Command { std: "docker" "inspect" "25b667e4558471c75080b1b2231c5d06456f16a908f3a28c642a6665a509a4f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25b667e4558471c75080b1b2231c5d06456f16a908f3a28c642a6665a509a4f0", kill_on_drop: false }`
[INFO] [stdout] 25b667e4558471c75080b1b2231c5d06456f16a908f3a28c642a6665a509a4f0
