[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 master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMats-tan405%2Fleetcode-rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/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-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Mats-tan405/leetcode-rust on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "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" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b71a3585690ab6e3609f093847092ccc89880be06435cd565368c939d1854dd
[INFO] running `Command { std: "docker" "start" "-a" "1b71a3585690ab6e3609f093847092ccc89880be06435cd565368c939d1854dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b71a3585690ab6e3609f093847092ccc89880be06435cd565368c939d1854dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b71a3585690ab6e3609f093847092ccc89880be06435cd565368c939d1854dd", kill_on_drop: false }`
[INFO] [stdout] 1b71a3585690ab6e3609f093847092ccc89880be06435cd565368c939d1854dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c17482cc1a3a8eb59b3087355e5b72dc27607c334efc2893873efc3d339b9d0a
[INFO] running `Command { std: "docker" "start" "-a" "c17482cc1a3a8eb59b3087355e5b72dc27607c334efc2893873efc3d339b9d0a", 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:33:25
[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 0.68s
[INFO] running `Command { std: "docker" "inspect" "c17482cc1a3a8eb59b3087355e5b72dc27607c334efc2893873efc3d339b9d0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c17482cc1a3a8eb59b3087355e5b72dc27607c334efc2893873efc3d339b9d0a", kill_on_drop: false }`
[INFO] [stdout] c17482cc1a3a8eb59b3087355e5b72dc27607c334efc2893873efc3d339b9d0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8aadcf84eedec42e5e8cca772ac9a2f37b9e977cef98383e17f97d640184b409
[INFO] running `Command { std: "docker" "start" "-a" "8aadcf84eedec42e5e8cca772ac9a2f37b9e977cef98383e17f97d640184b409", 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:33:25
[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] [stderr]    Compiling leetcode-rust v0.1.0 (/opt/rustwide/workdir)
[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] [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:33:25
[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 0.53s
[INFO] running `Command { std: "docker" "inspect" "8aadcf84eedec42e5e8cca772ac9a2f37b9e977cef98383e17f97d640184b409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8aadcf84eedec42e5e8cca772ac9a2f37b9e977cef98383e17f97d640184b409", kill_on_drop: false }`
[INFO] [stdout] 8aadcf84eedec42e5e8cca772ac9a2f37b9e977cef98383e17f97d640184b409
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 91b543969dd854c588ae0a424602b9b5ae12907fc0301e5f42b98957183520c5
[INFO] running `Command { std: "docker" "start" "-a" "91b543969dd854c588ae0a424602b9b5ae12907fc0301e5f42b98957183520c5", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/leetcode/It_5_Longest_palindromic_substring2.rs:18:20
[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:33:25
[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 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/leetcode_rust-92dd57f1baee0dbd)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test leetcode::It_3_longest_substring_without_repeating_characters::substring_test::length_of_longest_substring_test ... ok
[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_5_Longest_palindromic_substring::solution::longest_palindrome_test2 ... 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_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_4_Median_of_two_sorted_arrays::solution_test::find_median_sorted_arrays_test ... 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::get_substring_unchecked_test ... ok
[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:     0x5ac029ca4f52 - std[3b51380354919863]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5ac029ca4f52 - std[3b51380354919863]::backtrace_rs::backtrace::trace_unsynchronized::<std[3b51380354919863]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5ac029ca4f52 - std[3b51380354919863]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5ac029ca4f52 - <<std[3b51380354919863]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[27de1724e4349be2]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5ac029cb975a - <core[27de1724e4349be2]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5ac029cb975a - core[27de1724e4349be2]::fmt::write
[INFO] [stdout]    6:     0x5ac029ca9d56 - std[3b51380354919863]::io::default_write_fmt::<alloc[a57f19327c0ad893]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5ac029ca9d56 - <alloc[a57f19327c0ad893]::vec::Vec<u8> as std[3b51380354919863]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5ac029c836ef - <std[3b51380354919863]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5ac029c836ef - std[3b51380354919863]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5ac029c9d239 - std[3b51380354919863]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5ac029c38cbe - <alloc[a57f19327c0ad893]::boxed::Box<dyn for<'a, 'b> core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5ac029c38cbe - test[182b2e79ecd7bbd9]::test_main_with_exit_callback::<test[182b2e79ecd7bbd9]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5ac029c9d3f2 - <alloc[a57f19327c0ad893]::boxed::Box<dyn for<'a, 'b> core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5ac029c9d3f2 - std[3b51380354919863]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5ac029c837a8 - std[3b51380354919863]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5ac029c78a29 - std[3b51380354919863]::sys::backtrace::__rust_end_short_backtrace::<std[3b51380354919863]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5ac029c845fd - __rustc[d79c0ace40940972]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5ac029cb9e2c - core[27de1724e4349be2]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5ac029cb9ce3 - core[27de1724e4349be2]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x5ac029c2687d - core[27de1724e4349be2]::panicking::assert_failed::<alloc[a57f19327c0ad893]::string::String, &str>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x5ac029c2a04e - leetcode_rust[480d9553c1ff644a]::leetcode::It_5_Longest_palindromic_substring::solution::longest_palindrome_test1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/leetcode/It_5_Longest_palindromic_substring.rs:104:9
[INFO] [stdout]   22:     0x5ac029c27167 - leetcode_rust[480d9553c1ff644a]::leetcode::It_5_Longest_palindromic_substring::solution::longest_palindrome_test1::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/leetcode/It_5_Longest_palindromic_substring.rs:101:34
[INFO] [stdout]   23:     0x5ac029c2cbe6 - <leetcode_rust[480d9553c1ff644a]::leetcode::It_5_Longest_palindromic_substring::solution::longest_palindrome_test1::{closure#0} as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5ac029c2d06b - <fn() -> core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5ac029c2d06b - test[182b2e79ecd7bbd9]::__rust_begin_short_backtrace::<core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>, fn() -> core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5ac029c398ca - test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5ac029c398ca - <core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5ac029c398ca - std[3b51380354919863]::panicking::catch_unwind::do_call::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>, core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5ac029c398ca - std[3b51380354919863]::panicking::catch_unwind::<core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>, core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5ac029c398ca - std[3b51380354919863]::panic::catch_unwind::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>, core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5ac029c398ca - test[182b2e79ecd7bbd9]::run_test_in_process
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5ac029c398ca - test[182b2e79ecd7bbd9]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5ac029c34e74 - test[182b2e79ecd7bbd9]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5ac029c34e74 - std[3b51380354919863]::sys::backtrace::__rust_begin_short_backtrace::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5ac029c3c3c2 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5ac029c3c3c2 - <core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5ac029c3c3c2 - std[3b51380354919863]::panicking::catch_unwind::do_call::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5ac029c3c3c2 - std[3b51380354919863]::panicking::catch_unwind::<(), core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5ac029c3c3c2 - std[3b51380354919863]::panic::catch_unwind::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5ac029c3c3c2 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5ac029c3c3c2 - <std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1} as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5ac029ca47ff - <alloc[a57f19327c0ad893]::boxed::Box<dyn core[27de1724e4349be2]::ops::function::FnOnce<(), Output = ()> + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5ac029ca47ff - <std[3b51380354919863]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x7b35d90cbaa4 - <unknown>
[INFO] [stdout]   45:     0x7b35d9158a64 - 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] running `Command { std: "docker" "inspect" "91b543969dd854c588ae0a424602b9b5ae12907fc0301e5f42b98957183520c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91b543969dd854c588ae0a424602b9b5ae12907fc0301e5f42b98957183520c5", kill_on_drop: false }`
[INFO] [stdout] 91b543969dd854c588ae0a424602b9b5ae12907fc0301e5f42b98957183520c5
