[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 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmohmmedalkhatim%2Fleetcode_solutions" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/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-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mohmmedalkhatim/leetcode_solutions on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a47b7655e00ae4e355e43c077aa4f8326359554d1d2ddf51cd1c68b9cb5a7ea
[INFO] running `Command { std: "docker" "start" "-a" "1a47b7655e00ae4e355e43c077aa4f8326359554d1d2ddf51cd1c68b9cb5a7ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a47b7655e00ae4e355e43c077aa4f8326359554d1d2ddf51cd1c68b9cb5a7ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a47b7655e00ae4e355e43c077aa4f8326359554d1d2ddf51cd1c68b9cb5a7ea", kill_on_drop: false }`
[INFO] [stdout] 1a47b7655e00ae4e355e43c077aa4f8326359554d1d2ddf51cd1c68b9cb5a7ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03dfb44d9122cbd72c015343ceac6c9318a7e7fac18e7fa8e2e4063a6cb18c44
[INFO] running `Command { std: "docker" "start" "-a" "03dfb44d9122cbd72c015343ceac6c9318a7e7fac18e7fa8e2e4063a6cb18c44", 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)]` 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: 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:4:33
[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: 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)]` on by default
[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)]` 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 0.74s
[INFO] running `Command { std: "docker" "inspect" "03dfb44d9122cbd72c015343ceac6c9318a7e7fac18e7fa8e2e4063a6cb18c44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03dfb44d9122cbd72c015343ceac6c9318a7e7fac18e7fa8e2e4063a6cb18c44", kill_on_drop: false }`
[INFO] [stdout] 03dfb44d9122cbd72c015343ceac6c9318a7e7fac18e7fa8e2e4063a6cb18c44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 188d8b23d849480fc10ffff9b1ce6aa2c1dde465a9fc04aa0706f8a61f37ec58
[INFO] running `Command { std: "docker" "start" "-a" "188d8b23d849480fc10ffff9b1ce6aa2c1dde465a9fc04aa0706f8a61f37ec58", 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)]` 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: 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]  --> src/leetcode/valid_anagram/mod.rs:4:33
[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: 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)]` on by default
[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)]` 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 0.91s
[INFO] running `Command { std: "docker" "inspect" "188d8b23d849480fc10ffff9b1ce6aa2c1dde465a9fc04aa0706f8a61f37ec58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "188d8b23d849480fc10ffff9b1ce6aa2c1dde465a9fc04aa0706f8a61f37ec58", kill_on_drop: false }`
[INFO] [stdout] 188d8b23d849480fc10ffff9b1ce6aa2c1dde465a9fc04aa0706f8a61f37ec58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 435f5f984b5b0914a6013e648610b49a81b7636c406d2b7067e6734e20ab15b5
[INFO] running `Command { std: "docker" "start" "-a" "435f5f984b5b0914a6013e648610b49a81b7636c406d2b7067e6734e20ab15b5", 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)]` 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: 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)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]  --> src/leetcode/valid_anagram/mod.rs:4:33
[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: 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)]` on by default
[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)]` 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" --tests` to apply 10 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-b9a918556c6ef197)
[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::top_k_frequant_number::tests::top_k ... ok
[INFO] [stdout] test leetcode::product_expect_self::tests::product_expect_self ... 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] [stderr] error: test failed, to rerun pass `--bin skills`
[INFO] [stdout] test leetcode::group_anagram::tests::group_anagram ... ok
[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' 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:     0x575b5011c702 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x575b5011c702 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x575b5011c702 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x575b5011c702 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x575b50141a63 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x575b50141a63 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x575b50119683 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x575b50119683 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x575b5011c552 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x575b5011dc79 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x575b5011daae - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x575b500e6084 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x575b500e6084 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x575b5011e64e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x575b5011e64e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x575b5011e41a - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x575b5011cbf9 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x575b5011e0ad - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x575b501404e0 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x575b50140661 - core::panicking::panic_bounds_check::h5443494609ce8457
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:280:5
[INFO] [stdout]   20:     0x575b500a26e4 - <usize as core::slice::index::SliceIndex<[T]>>::index::h985e30a715d772af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/slice/index.rs:274:10
[INFO] [stdout]   21:     0x575b5009fc27 - core::slice::index::<impl core::ops::index::Index<I> for [T]>::index::h2e0259b7f0d082e0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/slice/index.rs:18:15
[INFO] [stdout]   22:     0x575b5009fc27 - <alloc::vec::Vec<T,A> as core::ops::index::Index<I>>::index::h97e1226934dcda96
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/vec/mod.rs:3571:9
[INFO] [stdout]   23:     0x575b500a3d69 - skills::leetcode::vaild_sudoko::test::vaild_sudoko::hb5b8fb87a0028d80
[INFO] [stdout]                                at /opt/rustwide/workdir/src/leetcode/vaild_sudoko/mod.rs:11:39
[INFO] [stdout]   24:     0x575b500a4141 - skills::leetcode::vaild_sudoko::test::valid_sudoko_test::hdcf04bee377a5605
[INFO] [stdout]                                at /opt/rustwide/workdir/src/leetcode/vaild_sudoko/mod.rs:31:9
[INFO] [stdout]   25:     0x575b500a4067 - skills::leetcode::vaild_sudoko::test::valid_sudoko_test::{{closure}}::h5e24411aff932f43
[INFO] [stdout]                                at /opt/rustwide/workdir/src/leetcode/vaild_sudoko/mod.rs:30:27
[INFO] [stdout]   26:     0x575b500a5096 - core::ops::function::FnOnce::call_once::hc77b75609d7775d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   27:     0x575b500eb8eb - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   28:     0x575b500eb8eb - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   29:     0x575b500eaa25 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   30:     0x575b500eaa25 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   31:     0x575b500eaa25 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   32:     0x575b500eaa25 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   33:     0x575b500eaa25 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   34:     0x575b500eaa25 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   35:     0x575b500eaa25 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   36:     0x575b500ae624 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   37:     0x575b500ae624 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   38:     0x575b500b1ffa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   39:     0x575b500b1ffa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   40:     0x575b500b1ffa - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   41:     0x575b500b1ffa - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   42:     0x575b500b1ffa - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   43:     0x575b500b1ffa - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   44:     0x575b500b1ffa - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   45:     0x575b501215cf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   46:     0x575b501215cf - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   47:     0x7941ab623aa4 - <unknown>
[INFO] [stdout]   48:     0x7941ab6b0a34 - 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 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "435f5f984b5b0914a6013e648610b49a81b7636c406d2b7067e6734e20ab15b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "435f5f984b5b0914a6013e648610b49a81b7636c406d2b7067e6734e20ab15b5", kill_on_drop: false }`
[INFO] [stdout] 435f5f984b5b0914a6013e648610b49a81b7636c406d2b7067e6734e20ab15b5
