[INFO] cloning repository https://github.com/Mats-tan405/leetcode-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mats-tan405/leetcode-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMats-tan405%2Fleetcode-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMats-tan405%2Fleetcode-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9360bb6ee7421067af824b785013639bc8a0feaf
[INFO] testing Mats-tan405/leetcode-rust against beta-2025-09-21 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMats-tan405%2Fleetcode-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Mats-tan405/leetcode-rust
[INFO] finished tweaking git repo https://github.com/Mats-tan405/leetcode-rust
[INFO] tweaked toml for git repo https://github.com/Mats-tan405/leetcode-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Mats-tan405/leetcode-rust on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Mats-tan405/leetcode-rust 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d14ffcaa80d956479fe6887e6a92e301cdae26f47b5685a7e172cfd66010fe58
[INFO] running `Command { std: "docker" "start" "-a" "d14ffcaa80d956479fe6887e6a92e301cdae26f47b5685a7e172cfd66010fe58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d14ffcaa80d956479fe6887e6a92e301cdae26f47b5685a7e172cfd66010fe58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d14ffcaa80d956479fe6887e6a92e301cdae26f47b5685a7e172cfd66010fe58", kill_on_drop: false }`
[INFO] [stdout] d14ffcaa80d956479fe6887e6a92e301cdae26f47b5685a7e172cfd66010fe58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf5f7a31cea331ef332ff083fa279c477901e9b1e51a37014e88d23e1e9d6f95
[INFO] running `Command { std: "docker" "start" "-a" "bf5f7a31cea331ef332ff083fa279c477901e9b1e51a37014e88d23e1e9d6f95", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/leetcode/It_5_Longest_palindromic_substring2.rs:18:20
[INFO] [stdout]    |
[INFO] [stdout] 18 |                 if (c1 == c2) {
[INFO] [stdout]    |                    ^        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -                 if (c1 == c2) {
[INFO] [stdout] 18 +                 if c1 == c2 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/leetcode/It_5_Longest_palindromic_substring2.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout] 19 |                     if ( j - i <= 2) {
[INFO] [stdout]    |                        ^^          ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 19 -                     if ( j - i <= 2) {
[INFO] [stdout] 19 +                     if j - i <= 2 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/add_two_numbers.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |             let mut node = Box::new(ListNode::new(sum%10));
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/It_2_add_two_numbers.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |             let mut node = Box::new(ListNode::new(sum%10));
[INFO] [stdout]    |                 ----^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `carry` is never read
[INFO] [stdout]   --> src/leetcode/It_4_Median_of_two_sorted_arrays.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let mut carry = 0.0;
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/two_sum.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | 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 `two_sum` is never used
[INFO] [stdout]   --> src/leetcode/two_sum.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn two_sum(nums: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/add_two_numbers.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/leetcode/add_two_numbers.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 15 |     #[inline]
[INFO] [stdout] 16 |     fn new(val: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `add_two_numbers` is never used
[INFO] [stdout]   --> src/leetcode/add_two_numbers.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 38 |     pub fn add_two_numbers(l1: Option<Box<ListNode>>, l2: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/It_3_longest_substring_without_repeating_characters.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `length_of_longest_substring` is never used
[INFO] [stdout]  --> src/leetcode/It_3_longest_substring_without_repeating_characters.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 9 |     pub fn length_of_longest_substring(s: String) -> i32 {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/It_2_add_two_numbers.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/leetcode/It_2_add_two_numbers.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 14 |     #[inline]
[INFO] [stdout] 15 |     fn new(val:i32) ->Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `add_two_numbers` is never used
[INFO] [stdout]   --> src/leetcode/It_2_add_two_numbers.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 37 |     pub fn add_two_numbers(l1: Option<Box<ListNode>>, l2: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/It_4_Median_of_two_sorted_arrays.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `find_median_sorted_arrays` is never used
[INFO] [stdout]   --> src/leetcode/It_4_Median_of_two_sorted_arrays.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 30 |     pub fn find_median_sorted_arrays(nums1: Vec<i32>, nums2: Vec<i32>) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/It_5_Longest_palindromic_substring2.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `longest_palindrome` is never used
[INFO] [stdout]  --> src/leetcode/It_5_Longest_palindromic_substring2.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 9 |     pub fn longest_palindrome(s: String) -> String {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/It_5_Longest_palindromic_substring3.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `longest_palindrome` is never used
[INFO] [stdout]   --> src/leetcode/It_5_Longest_palindromic_substring3.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 11 |     pub fn longest_palindrome(s: String) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `It_3_longest_substring_without_repeating_characters` should have a snake case name
[INFO] [stdout]  --> src/leetcode/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub mod It_3_longest_substring_without_repeating_characters;  
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `it_3_longest_substring_without_repeating_characters`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `It_2_add_two_numbers` should have a snake case name
[INFO] [stdout]  --> src/leetcode/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub mod It_2_add_two_numbers;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `it_2_add_two_numbers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `It_4_Median_of_two_sorted_arrays` should have a snake case name
[INFO] [stdout]  --> src/leetcode/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub mod It_4_Median_of_two_sorted_arrays;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `it_4_median_of_two_sorted_arrays`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `It_5_Longest_palindromic_substring` should have a snake case name
[INFO] [stdout]  --> src/leetcode/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub mod It_5_Longest_palindromic_substring;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `it_5_longest_palindromic_substring`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `It_5_Longest_palindromic_substring2` should have a snake case name
[INFO] [stdout]  --> src/leetcode/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub mod It_5_Longest_palindromic_substring2;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `it_5_longest_palindromic_substring2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `It_5_Longest_palindromic_substring3` should have a snake case name
[INFO] [stdout]  --> src/leetcode/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub mod It_5_Longest_palindromic_substring3;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `it_5_longest_palindromic_substring3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "bf5f7a31cea331ef332ff083fa279c477901e9b1e51a37014e88d23e1e9d6f95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf5f7a31cea331ef332ff083fa279c477901e9b1e51a37014e88d23e1e9d6f95", kill_on_drop: false }`
[INFO] [stdout] bf5f7a31cea331ef332ff083fa279c477901e9b1e51a37014e88d23e1e9d6f95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76570f856c6f0861bebcd536577149954ac5fc69d46aeec74fa55fd372c75205
[INFO] running `Command { std: "docker" "start" "-a" "76570f856c6f0861bebcd536577149954ac5fc69d46aeec74fa55fd372c75205", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/leetcode/It_5_Longest_palindromic_substring2.rs:18:20
[INFO] [stdout]    |
[INFO] [stdout] 18 |                 if (c1 == c2) {
[INFO] [stdout]    |                    ^        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -                 if (c1 == c2) {
[INFO] [stdout] 18 +                 if c1 == c2 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/leetcode/It_5_Longest_palindromic_substring2.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout] 19 |                     if ( j - i <= 2) {
[INFO] [stdout]    |                        ^^          ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 19 -                     if ( j - i <= 2) {
[INFO] [stdout] 19 +                     if j - i <= 2 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/add_two_numbers.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |             let mut node = Box::new(ListNode::new(sum%10));
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/It_2_add_two_numbers.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |             let mut node = Box::new(ListNode::new(sum%10));
[INFO] [stdout]    |                 ----^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `carry` is never read
[INFO] [stdout]   --> src/leetcode/It_4_Median_of_two_sorted_arrays.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let mut carry = 0.0;
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/two_sum.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | 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 `two_sum` is never used
[INFO] [stdout]   --> src/leetcode/two_sum.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn two_sum(nums: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/add_two_numbers.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/leetcode/add_two_numbers.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 15 |     #[inline]
[INFO] [stdout] 16 |     fn new(val: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `add_two_numbers` is never used
[INFO] [stdout]   --> src/leetcode/add_two_numbers.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 38 |     pub fn add_two_numbers(l1: Option<Box<ListNode>>, l2: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/It_3_longest_substring_without_repeating_characters.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `length_of_longest_substring` is never used
[INFO] [stdout]  --> src/leetcode/It_3_longest_substring_without_repeating_characters.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 9 |     pub fn length_of_longest_substring(s: String) -> i32 {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/It_2_add_two_numbers.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/leetcode/It_2_add_two_numbers.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 14 |     #[inline]
[INFO] [stdout] 15 |     fn new(val:i32) ->Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `add_two_numbers` is never used
[INFO] [stdout]   --> src/leetcode/It_2_add_two_numbers.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 37 |     pub fn add_two_numbers(l1: Option<Box<ListNode>>, l2: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/It_4_Median_of_two_sorted_arrays.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `find_median_sorted_arrays` is never used
[INFO] [stdout]   --> src/leetcode/It_4_Median_of_two_sorted_arrays.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 30 |     pub fn find_median_sorted_arrays(nums1: Vec<i32>, nums2: Vec<i32>) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/It_5_Longest_palindromic_substring2.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `longest_palindrome` is never used
[INFO] [stdout]  --> src/leetcode/It_5_Longest_palindromic_substring2.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 9 |     pub fn longest_palindrome(s: String) -> String {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/It_5_Longest_palindromic_substring3.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `longest_palindrome` is never used
[INFO] [stdout]   --> src/leetcode/It_5_Longest_palindromic_substring3.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 11 |     pub fn longest_palindrome(s: String) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `It_3_longest_substring_without_repeating_characters` should have a snake case name
[INFO] [stdout]  --> src/leetcode/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub mod It_3_longest_substring_without_repeating_characters;  
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `it_3_longest_substring_without_repeating_characters`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `It_2_add_two_numbers` should have a snake case name
[INFO] [stdout]  --> src/leetcode/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub mod It_2_add_two_numbers;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `it_2_add_two_numbers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `It_4_Median_of_two_sorted_arrays` should have a snake case name
[INFO] [stdout]  --> src/leetcode/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub mod It_4_Median_of_two_sorted_arrays;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `it_4_median_of_two_sorted_arrays`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `It_5_Longest_palindromic_substring` should have a snake case name
[INFO] [stdout]  --> src/leetcode/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub mod It_5_Longest_palindromic_substring;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `it_5_longest_palindromic_substring`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `It_5_Longest_palindromic_substring2` should have a snake case name
[INFO] [stdout]  --> src/leetcode/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub mod It_5_Longest_palindromic_substring2;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `it_5_longest_palindromic_substring2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `It_5_Longest_palindromic_substring3` should have a snake case name
[INFO] [stdout]  --> src/leetcode/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub mod It_5_Longest_palindromic_substring3;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `it_5_longest_palindromic_substring3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling leetcode-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/leetcode/It_5_Longest_palindromic_substring2.rs:18:20
[INFO] [stdout]    |
[INFO] [stdout] 18 |                 if (c1 == c2) {
[INFO] [stdout]    |                    ^        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -                 if (c1 == c2) {
[INFO] [stdout] 18 +                 if c1 == c2 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/leetcode/It_5_Longest_palindromic_substring2.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout] 19 |                     if ( j - i <= 2) {
[INFO] [stdout]    |                        ^^          ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 19 -                     if ( j - i <= 2) {
[INFO] [stdout] 19 +                     if j - i <= 2 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/add_two_numbers.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |             let mut node = Box::new(ListNode::new(sum%10));
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/It_2_add_two_numbers.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |             let mut node = Box::new(ListNode::new(sum%10));
[INFO] [stdout]    |                 ----^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `carry` is never read
[INFO] [stdout]   --> src/leetcode/It_4_Median_of_two_sorted_arrays.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let mut carry = 0.0;
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/leetcode/It_5_Longest_palindromic_substring.rs:23:14
[INFO] [stdout]    |
[INFO] [stdout] 23 |         for (index,c) in s.chars().enumerate() {
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/leetcode/It_5_Longest_palindromic_substring.rs:23:20
[INFO] [stdout]    |
[INFO] [stdout] 23 |         for (index,c) in s.chars().enumerate() {
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/It_5_Longest_palindromic_substring.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut s_len = s.len() as i32;
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/two_sum.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | 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 `two_sum` is never used
[INFO] [stdout]   --> src/leetcode/two_sum.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn two_sum(nums: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/add_two_numbers.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/leetcode/add_two_numbers.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 15 |     #[inline]
[INFO] [stdout] 16 |     fn new(val: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `add_two_numbers` is never used
[INFO] [stdout]   --> src/leetcode/add_two_numbers.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 38 |     pub fn add_two_numbers(l1: Option<Box<ListNode>>, l2: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/It_2_add_two_numbers.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/leetcode/It_2_add_two_numbers.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 14 |     #[inline]
[INFO] [stdout] 15 |     fn new(val:i32) ->Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `add_two_numbers` is never used
[INFO] [stdout]   --> src/leetcode/It_2_add_two_numbers.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 37 |     pub fn add_two_numbers(l1: Option<Box<ListNode>>, l2: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/leetcode/It_5_Longest_palindromic_substring2.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `longest_palindrome` is never used
[INFO] [stdout]  --> src/leetcode/It_5_Longest_palindromic_substring2.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 9 |     pub fn longest_palindrome(s: String) -> String {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `It_3_longest_substring_without_repeating_characters` should have a snake case name
[INFO] [stdout]  --> src/leetcode/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub mod It_3_longest_substring_without_repeating_characters;  
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `it_3_longest_substring_without_repeating_characters`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `It_2_add_two_numbers` should have a snake case name
[INFO] [stdout]  --> src/leetcode/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub mod It_2_add_two_numbers;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `it_2_add_two_numbers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `It_4_Median_of_two_sorted_arrays` should have a snake case name
[INFO] [stdout]  --> src/leetcode/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub mod It_4_Median_of_two_sorted_arrays;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `it_4_median_of_two_sorted_arrays`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `It_5_Longest_palindromic_substring` should have a snake case name
[INFO] [stdout]  --> src/leetcode/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub mod It_5_Longest_palindromic_substring;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `it_5_longest_palindromic_substring`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `It_5_Longest_palindromic_substring2` should have a snake case name
[INFO] [stdout]  --> src/leetcode/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub mod It_5_Longest_palindromic_substring2;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `it_5_longest_palindromic_substring2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `It_5_Longest_palindromic_substring3` should have a snake case name
[INFO] [stdout]  --> src/leetcode/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub mod It_5_Longest_palindromic_substring3;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `it_5_longest_palindromic_substring3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "76570f856c6f0861bebcd536577149954ac5fc69d46aeec74fa55fd372c75205", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76570f856c6f0861bebcd536577149954ac5fc69d46aeec74fa55fd372c75205", kill_on_drop: false }`
[INFO] [stdout] 76570f856c6f0861bebcd536577149954ac5fc69d46aeec74fa55fd372c75205
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7d59d46f1a534136a14117d3cef163810feaa8c9135e2d4f67bc38754c26aa69
[INFO] running `Command { std: "docker" "start" "-a" "7d59d46f1a534136a14117d3cef163810feaa8c9135e2d4f67bc38754c26aa69", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stdout] 
[INFO] [stderr]   --> src/leetcode/It_5_Longest_palindromic_substring2.rs:18:20
[INFO] [stdout] running 12 tests
[INFO] [stderr]    |
[INFO] [stderr] 18 |                 if (c1 == c2) {
[INFO] [stderr]    |                    ^        ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 18 -                 if (c1 == c2) {
[INFO] [stderr] 18 +                 if c1 == c2 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/leetcode/It_5_Longest_palindromic_substring2.rs:19:24
[INFO] [stderr]    |
[INFO] [stderr] 19 |                     if ( j - i <= 2) {
[INFO] [stderr]    |                        ^^          ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 19 -                     if ( j - i <= 2) {
[INFO] [stderr] 19 +                     if j - i <= 2 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/leetcode/add_two_numbers.rs:56:17
[INFO] [stderr]    |
[INFO] [stderr] 56 |             let mut node = Box::new(ListNode::new(sum%10));
[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: variable does not need to be mutable
[INFO] [stderr]   --> src/leetcode/It_2_add_two_numbers.rs:58:17
[INFO] [stderr]    |
[INFO] [stderr] 58 |             let mut node = Box::new(ListNode::new(sum%10));
[INFO] [stderr]    |                 ----^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `carry` is never read
[INFO] [stderr]   --> src/leetcode/It_4_Median_of_two_sorted_arrays.rs:33:17
[INFO] [stderr]    |
[INFO] [stderr] 33 |         let mut carry = 0.0;
[INFO] [stderr]    |                 ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]  --> src/leetcode/two_sum.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct Solution;
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `two_sum` is never used
[INFO] [stderr]   --> src/leetcode/two_sum.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 12 |     pub fn two_sum(nums: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]  --> src/leetcode/add_two_numbers.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct Solution;
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/leetcode/add_two_numbers.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl ListNode {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 15 |     #[inline]
[INFO] [stderr] 16 |     fn new(val: i32) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `add_two_numbers` is never used
[INFO] [stderr]   --> src/leetcode/add_two_numbers.rs:38:12
[INFO] [stderr]    |
[INFO] [stderr] 37 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 38 |     pub fn add_two_numbers(l1: Option<Box<ListNode>>, l2: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]  --> src/leetcode/It_3_longest_substring_without_repeating_characters.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct Solution;
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `length_of_longest_substring` is never used
[INFO] [stderr]  --> src/leetcode/It_3_longest_substring_without_repeating_characters.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | impl Solution {
[INFO] [stderr]   | ------------- associated function in this implementation
[INFO] [stderr] 9 |     pub fn length_of_longest_substring(s: String) -> i32 {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]  --> src/leetcode/It_2_add_two_numbers.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct Solution;
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/leetcode/It_2_add_two_numbers.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl ListNode {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 14 |     #[inline]
[INFO] [stderr] 15 |     fn new(val:i32) ->Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `add_two_numbers` is never used
[INFO] [stderr]   --> src/leetcode/It_2_add_two_numbers.rs:37:12
[INFO] [stderr]    |
[INFO] [stderr] 36 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 37 |     pub fn add_two_numbers(l1: Option<Box<ListNode>>, l2: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]  --> src/leetcode/It_4_Median_of_two_sorted_arrays.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct Solution;
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `find_median_sorted_arrays` is never used
[INFO] [stderr]   --> src/leetcode/It_4_Median_of_two_sorted_arrays.rs:30:12
[INFO] [stderr]    |
[INFO] [stderr] 29 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 30 |     pub fn find_median_sorted_arrays(nums1: Vec<i32>, nums2: Vec<i32>) -> f64 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]  --> src/leetcode/It_5_Longest_palindromic_substring2.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct Solution;
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `longest_palindrome` is never used
[INFO] [stderr]  --> src/leetcode/It_5_Longest_palindromic_substring2.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | impl Solution {
[INFO] [stderr]   | ------------- associated function in this implementation
[INFO] [stderr] 9 |     pub fn longest_palindrome(s: String) -> String {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]  --> src/leetcode/It_5_Longest_palindromic_substring3.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | struct Solution;
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `longest_palindrome` is never used
[INFO] [stderr]   --> src/leetcode/It_5_Longest_palindromic_substring3.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 11 |     pub fn longest_palindrome(s: String) -> String {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: module `It_3_longest_substring_without_repeating_characters` should have a snake case name
[INFO] [stderr]  --> src/leetcode/mod.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub mod It_3_longest_substring_without_repeating_characters;  
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `it_3_longest_substring_without_repeating_characters`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: module `It_2_add_two_numbers` should have a snake case name
[INFO] [stderr]  --> src/leetcode/mod.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub mod It_2_add_two_numbers;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `it_2_add_two_numbers`
[INFO] [stderr] 
[INFO] [stderr] warning: module `It_4_Median_of_two_sorted_arrays` should have a snake case name
[INFO] [stderr]  --> src/leetcode/mod.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub mod It_4_Median_of_two_sorted_arrays;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `it_4_median_of_two_sorted_arrays`
[INFO] [stderr] 
[INFO] [stderr] warning: module `It_5_Longest_palindromic_substring` should have a snake case name
[INFO] [stderr]  --> src/leetcode/mod.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub mod It_5_Longest_palindromic_substring;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `it_5_longest_palindromic_substring`
[INFO] [stderr] 
[INFO] [stderr] warning: module `It_5_Longest_palindromic_substring2` should have a snake case name
[INFO] [stderr]  --> src/leetcode/mod.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub mod It_5_Longest_palindromic_substring2;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `it_5_longest_palindromic_substring2`
[INFO] [stderr] 
[INFO] [stderr] warning: module `It_5_Longest_palindromic_substring3` should have a snake case name
[INFO] [stderr]  --> src/leetcode/mod.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub mod It_5_Longest_palindromic_substring3;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `it_5_longest_palindromic_substring3`
[INFO] [stderr] 
[INFO] [stderr] warning: `leetcode-rust` (lib) generated 27 warnings (run `cargo fix --lib -p leetcode-rust` to apply 4 suggestions)
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]   --> src/leetcode/It_5_Longest_palindromic_substring.rs:23:14
[INFO] [stderr]    |
[INFO] [stderr] 23 |         for (index,c) in s.chars().enumerate() {
[INFO] [stderr]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/leetcode/It_5_Longest_palindromic_substring.rs:23:20
[INFO] [stderr]    |
[INFO] [stderr] 23 |         for (index,c) in s.chars().enumerate() {
[INFO] [stderr]    |                    ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/leetcode/It_5_Longest_palindromic_substring.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |         let mut s_len = s.len() as i32;
[INFO] [stderr]    |             ----^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `leetcode-rust` (lib test) generated 24 warnings (21 duplicates) (run `cargo fix --lib -p leetcode-rust --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/leetcode_rust-895b24b61b1eba0d)
[INFO] [stdout] test control_flow::for_flow::exercies::for_vev ... ok
[INFO] [stdout] test leetcode::It_5_Longest_palindromic_substring3::solution::longest_palindrome_test ... ok
[INFO] [stdout] test leetcode::It_4_Median_of_two_sorted_arrays::solution_test::find_median_sorted_arrays_test ... ok
[INFO] [stdout] test leetcode::It_3_longest_substring_without_repeating_characters::substring_test::length_of_longest_substring_test ... ok
[INFO] [stdout] test leetcode::It_5_Longest_palindromic_substring::solution::get_substring_unchecked_test ... ok
[INFO] [stdout] test leetcode::It_5_Longest_palindromic_substring::solution::longest_palindrome_test2 ... ok
[INFO] [stdout] test leetcode::It_5_Longest_palindromic_substring::solution::longest_palindrome_test6 ... ok
[INFO] [stdout] test leetcode::It_5_Longest_palindromic_substring::solution::longest_palindrome_test7 ... ok
[INFO] [stdout] test leetcode::It_5_Longest_palindromic_substring::solution::longest_palindrome_test4 ... ok
[INFO] [stdout] test leetcode::It_5_Longest_palindromic_substring::solution::longest_palindrome_test5 ... ok
[INFO] [stdout] test leetcode::It_5_Longest_palindromic_substring::solution::longest_palindrome_test1 ... FAILED
[INFO] [stdout] test leetcode::It_5_Longest_palindromic_substring::solution::longest_palindrome_test3 ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- leetcode::It_5_Longest_palindromic_substring::solution::longest_palindrome_test1 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'leetcode::It_5_Longest_palindromic_substring::solution::longest_palindrome_test1' (30) panicked at src/leetcode/It_5_Longest_palindromic_substring.rs:104:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "bab"
[INFO] [stdout]  right: "aba"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6242d42eeae2 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6242d42eeae2 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6242d42eeae2 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x6242d42eeae2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x6242d42fec0f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x6242d42fec0f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x6242d42bc051 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6242d42bc051 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x6242d42c80b2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x6242d42ccbff - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x6242d42cca91 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x6242d428d65e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x6242d428d65e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6242d42cd2bf - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x6242d42cd2bf - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x6242d42cd11a - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x6242d42c81e9 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x6242d42b052d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x6242d4306560 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x6242d4306363 - core::panicking::assert_failed_inner::h448e1d534f4c3d4b
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x6242d426a237 - core::panicking::assert_failed::h5f5dad0264070a9e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x6242d4265e29 - leetcode_rust::leetcode::It_5_Longest_palindromic_substring::solution::longest_palindrome_test1::hde4686a0ca7278e0
[INFO] [stdout]                                at /opt/rustwide/workdir/src/leetcode/It_5_Longest_palindromic_substring.rs:104:9
[INFO] [stdout]   22:     0x6242d4265e77 - leetcode_rust::leetcode::It_5_Longest_palindromic_substring::solution::longest_palindrome_test1::{{closure}}::hd403dd69cdbf1962
[INFO] [stdout]                                at /opt/rustwide/workdir/src/leetcode/It_5_Longest_palindromic_substring.rs:101:34
[INFO] [stdout]   23:     0x6242d4268656 - core::ops::function::FnOnce::call_once::hda3c9d082338911c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x6242d428d41b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x6242d428d41b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x6242d42a3085 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x6242d42a3085 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x6242d42a3085 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x6242d42a3085 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x6242d42a3085 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x6242d42a3085 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x6242d42a3085 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x6242d4279874 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x6242d4279874 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x6242d427d13a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x6242d427d13a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x6242d427d13a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x6242d427d13a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x6242d427d13a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x6242d427d13a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x6242d427d13a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x6242d42c334f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   43:     0x6242d42c334f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   44:     0x71a0d9989aa4 - <unknown>
[INFO] [stdout]   45:     0x71a0d9a16a34 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     leetcode::It_5_Longest_palindromic_substring::solution::longest_palindrome_test1
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 11 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "7d59d46f1a534136a14117d3cef163810feaa8c9135e2d4f67bc38754c26aa69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d59d46f1a534136a14117d3cef163810feaa8c9135e2d4f67bc38754c26aa69", kill_on_drop: false }`
[INFO] [stdout] 7d59d46f1a534136a14117d3cef163810feaa8c9135e2d4f67bc38754c26aa69
