[INFO] cloning repository https://github.com/xanahopper/leetcode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xanahopper/leetcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxanahopper%2Fleetcode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxanahopper%2Fleetcode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a7a03187f6433f84fd410505a41aa28ad4f4190c
[INFO] testing xanahopper/leetcode against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxanahopper%2Fleetcode" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/xanahopper/leetcode
[INFO] finished tweaking git repo https://github.com/xanahopper/leetcode
[INFO] tweaked toml for git repo https://github.com/xanahopper/leetcode written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/xanahopper/leetcode on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/xanahopper/leetcode 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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded leetcode_test v0.1.1
[INFO] [stderr]   Downloaded leetcode_prelude v0.2.2
[INFO] [stderr]   Downloaded serde_json v1.0.44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aeca1a8b7cfe7777d3f86dce4f86ec8bf75d47339b9b7d57a98b2178814dadbf
[INFO] running `Command { std: "docker" "start" "-a" "aeca1a8b7cfe7777d3f86dce4f86ec8bf75d47339b9b7d57a98b2178814dadbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aeca1a8b7cfe7777d3f86dce4f86ec8bf75d47339b9b7d57a98b2178814dadbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeca1a8b7cfe7777d3f86dce4f86ec8bf75d47339b9b7d57a98b2178814dadbf", kill_on_drop: false }`
[INFO] [stdout] aeca1a8b7cfe7777d3f86dce4f86ec8bf75d47339b9b7d57a98b2178814dadbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02a9df7a07d14108fc5af65fd9bfc39ba5f300ca41ba86de4989eabc4ef8bbe7
[INFO] running `Command { std: "docker" "start" "-a" "02a9df7a07d14108fc5af65fd9bfc39ba5f300ca41ba86de4989eabc4ef8bbe7", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling leetcode_test v0.1.1
[INFO] [stderr]    Compiling leetcode_prelude v0.2.2
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_719.rs:66:26
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 count += (j - i - 1);
[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] 66 -                 count += (j - i - 1);
[INFO] [stdout] 66 +                 count += j - i - 1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `btree`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_508.rs:36:24
[INFO] [stdout]    |
[INFO] [stdout] 36 | use leetcode_prelude::{btree, TreeNode};
[INFO] [stdout]    |                        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_508.rs:59:33
[INFO] [stdout]    |
[INFO] [stdout] 59 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]    |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_508.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 | use std::iter::FromIterator;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `btree`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_513.rs:36:24
[INFO] [stdout]    |
[INFO] [stdout] 36 | use leetcode_prelude::{btree, TreeNode};
[INFO] [stdout]    |                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `btree`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_515.rs:33:24
[INFO] [stdout]    |
[INFO] [stdout] 33 | use leetcode_prelude::{btree, TreeNode};
[INFO] [stdout]    |                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/leetcode/weekly/weekly_295_1.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 |             });;
[INFO] [stdout]    |                ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_295_2.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `max`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_296_4.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::{max, min};
[INFO] [stdout]   |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `LinkedList` and `VecDeque`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_296_4.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{LinkedList, VecDeque};
[INFO] [stdout]   |                        ^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::min`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_297_2.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::min;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::leetcode::Solution`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_297_4.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::leetcode::Solution;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `linkedlist`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_300_2.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use leetcode_prelude::{linkedlist, ListNode};
[INFO] [stdout]   |                        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::BTreeSet`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_301_2.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::BTreeSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_301_2.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::iter::FromIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_303_4.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_303_4.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::iter::FromIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BTreeMap`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_303_3.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{BTreeMap, BTreeSet, HashMap};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::leetcode::Solution`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_303_3.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::leetcode::Solution;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_81_2.rs:29:27
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 result += (sum - group[&parent]);
[INFO] [stdout]    |                           ^                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 29 -                 result += (sum - group[&parent]);
[INFO] [stdout] 29 +                 result += sum - group[&parent] ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `btree`
[INFO] [stdout]  --> src/leetcode/biweekly/biweekly_82_1.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use leetcode_prelude::{btree, TreeNode};
[INFO] [stdout]   |                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read` and `stdin`
[INFO] [stdout]  --> src/codeforces/scanner.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{Read, stdin};
[INFO] [stdout]   |               ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BorrowMut`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_715.rs:51:27
[INFO] [stdout]    |
[INFO] [stdout] 51 | use std::borrow::{Borrow, BorrowMut};
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Borrow`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_715.rs:51:19
[INFO] [stdout]    |
[INFO] [stdout] 51 | use std::borrow::{Borrow, BorrowMut};
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_513.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | use std::borrow::Borrow;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_5.rs:26:31
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn longest_palindrome(s: String) -> String {
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_13.rs:73:25
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn roman_to_int(s: String) -> i32 {
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_765.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let mut len: i32 = row.len() as i32;
[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/editor/cn/solution_765.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let mut fx = self.find(x) as usize;
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_765.rs:73:13
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let mut fy = self.find(y) as usize;
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_354.rs:42:26
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn max_envelopes(mut envelopes: Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |                          ----^^^^^^^^^
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `big`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_1603.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn new(big: i32, medium: i32, small: i32) -> Self {
[INFO] [stdout]    |            ^^^ help: if this is intentional, prefix it with an underscore: `_big`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `medium`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_1603.rs:57:22
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn new(big: i32, medium: i32, small: i32) -> Self {
[INFO] [stdout]    |                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_medium`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `small`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_1603.rs:57:35
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn new(big: i32, medium: i32, small: i32) -> Self {
[INFO] [stdout]    |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_small`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `car_type`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_1603.rs:61:23
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn add_car(&self, car_type: i32) -> bool {
[INFO] [stdout]    |                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_car_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_224.rs:55:41
[INFO] [stdout]    |
[INFO] [stdout] 55 |             .fold(Vec::<Token>::new(), |mut acc, x| {
[INFO] [stdout]    |                                         ----^^^
[INFO] [stdout]    |                                         |
[INFO] [stdout]    |                                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_224.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let mut stack = s.as_bytes().iter()
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_224.rs:55:50
[INFO] [stdout]    |
[INFO] [stdout] 55 |             .fold(Vec::<Token>::new(), |mut acc, x| {
[INFO] [stdout]    |                                                  ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_706.rs:96:69
[INFO] [stdout]    |
[INFO] [stdout] 96 |             if let Some((k, v)) = bucket.iter_mut().find(|&&mut (k, v)| k == key) {
[INFO] [stdout]    |                                                                     ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_706.rs:96:26
[INFO] [stdout]    |
[INFO] [stdout] 96 |             if let Some((k, v)) = bucket.iter_mut().find(|&&mut (k, v)| k == key) {
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_508.rs:67:29
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 .map(|(&k, &v)| k)
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_508.rs:65:61
[INFO] [stdout]    |
[INFO] [stdout] 65 |         if let Some((_, &count)) = sum.iter().max_by_key(|(&k, &v)| v) {
[INFO] [stdout]    |                                                             ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sum`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_294_4.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |         let sum = strength.iter().enumerate()
[INFO] [stdout]   |             ^^^ help: if this is intentional, prefix it with an underscore: `_sum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `grid`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_295_4.rs:4:30
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn minimum_obstacles(grid: Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]   |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_grid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_296_4.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |         for i in 0..k {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_296_4.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         for i in 0..k {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_296_4.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |         for i in 0..k {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_300_3.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |         let len = forget - delay;
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_1.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let mut a1 = amount[0];
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_1.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let mut a2 = amount[1];
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_1.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut a3 = amount[2];
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a1`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_1.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let mut a1 = amount[0];
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_a1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a2`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_1.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let mut a2 = amount[1];
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_a2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a3`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_1.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut a3 = amount[2];
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_a3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_2.rs:36:57
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let index = self.nums.iter().enumerate().find(|(i, &x)| x).unwrap().0;
[INFO] [stdout]    |                                                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/weekly/weekly_302_3.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut trimmed = nums.iter().enumerate().map(|(index, s)| (index, &s[start..]))
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_302_4.rs:17:47
[INFO] [stdout]    |
[INFO] [stdout] 17 |         match nums.iter().enumerate().find(|&(i, &x)| division % x == 0) {
[INFO] [stdout]    |                                               ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/weekly/weekly_303_4.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let mut count = nums.iter().map(|&x| Solution::bit_count(x as u32))
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_305_1.rs:14:73
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let pos = nums.iter().enumerate().fold(vec![0; 201], |mut res, (idx, &num)| {
[INFO] [stdout]    |                                                                         ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_305_2.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn reachable_nodes(n: i32, edges: Vec<Vec<i32>>, restricted: Vec<i32>) -> i32 {
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nums`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_305_3.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn valid_partition(nums: Vec<i32>) -> bool {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_nums`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/weekly/weekly_306_3.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let mut pattern: Vec<_> = pattern.as_bytes().iter()
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_79_4.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn merge(&self, a: &Self, b: &Self) -> Self {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `r` is assigned to, but never used
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_79_4.rs:67:25
[INFO] [stdout]    |
[INFO] [stdout] 67 |             if let Some(mut r) = self.tree[root] {
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_r` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r` is never read
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_79_4.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 r.min += val;
[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: value assigned to `r` is never read
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_79_4.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 r.sum += val;
[INFO] [stdout]    |                 ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]    --> src/leetcode/biweekly/biweekly_79_4.rs:110:27
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn scatter(&mut self, k: i32, max_row: i32) -> bool {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_row`
[INFO] [stdout]    --> src/leetcode/biweekly/biweekly_79_4.rs:110:35
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn scatter(&mut self, k: i32, max_row: i32) -> bool {
[INFO] [stdout]     |                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_row`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_80_2.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut spells = spells;
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entry`
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_81_2.rs:32:21
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 let entry = group.entry(parent).or_insert(1i64);
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_entry`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `last_bus` is assigned to, but never used
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_82_2.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let mut last_bus = 0;
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_last_bus` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `last_count` is assigned to, but never used
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_82_2.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut last_count = 0;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_last_count` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_bus` is never read
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_82_2.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |             last_bus = t;
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_count` is never read
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_82_2.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             last_count = count;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_82_3.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let mut i = 0;
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_83_1.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |             let mut counter = ranks.iter().fold(vec![0; 13], |mut c, &x| {
[INFO] [stdout]    |                 ----^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pattern`
[INFO] [stdout]   --> src/algorithm/kmp.rs:10:24
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn index_of(&self, pattern: &String) -> Option<usize> {
[INFO] [stdout]    |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/algorithm/segment_tree.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let mut tree: Vec<Option<T>> = vec![None; len * 4];
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NumMatrix` is never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_304.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | struct NumMatrix {
[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 items `new` and `sum_region` are never used
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_304.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl NumMatrix {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 44 |
[INFO] [stdout] 45 |     fn new(matrix: Vec<Vec<i32>>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     fn sum_region(&self, row1: i32, col1: i32, row2: i32, col2: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParkingSystem` is never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_1603.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | struct ParkingSystem {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `add_car` are never used
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_1603.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | impl ParkingSystem {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 56 |
[INFO] [stdout] 57 |     fn new(big: i32, medium: i32, small: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     fn add_car(&self, car_type: i32) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Number`, `Add`, `Minus`, `Quote`, `End`, and `Ignore` are never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_224.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         enum Token {
[INFO] [stdout]    |              ----- variants in this enum
[INFO] [stdout] 47 |             Number(i32),
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout] 48 |             Add,
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 49 |             Minus,
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] 50 |             Quote,
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] 51 |             End,
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 52 |             Ignore
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyHashSet` is never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_705.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | struct MyHashSet {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `add`, `remove`, `contains`, and `hash` are never used
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_705.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl MyHashSet {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 62 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     fn add(&mut self, key: i32) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |     fn remove(&mut self, key: i32) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |     fn contains(&self, key: i32) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     fn hash(key: i32) -> usize {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Result` is never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_838.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | struct Result {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NumArray` is never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_307.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | struct NumArray {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `update`, and `sum_range` are never used
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_307.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 61 | impl NumArray {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 62 |
[INFO] [stdout] 63 |     pub fn new(nums: Vec<i32>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |     fn update(&mut self, index: i32, val: i32) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 |     fn sum_range(&self, left: i32, right: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BookNode` is never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_732.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | struct BookNode {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyCalendarThree` is never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_732.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | struct MyCalendarThree {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `book`, and `update` are never used
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_732.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | impl MyCalendarThree {
[INFO] [stdout]    | -------------------- associated items in this implementation
[INFO] [stdout] 87 |
[INFO] [stdout] 88 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 |     fn book(&mut self, start: i32, end: i32) -> i32 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 99 |     fn update(&mut self, start: i32, end: i32, l: i32, r: i32, index: i32) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Clamp` is never used
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_498.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 | trait Clamp {
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `find_pairs_worse` is never used
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_532.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 81 |     fn find_pairs_worse(nums: Vec<i32>, k: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeNode` is never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_715.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | struct RangeNode {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeModule` is never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_715.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | struct RangeModule {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `split` is never used
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_715.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | impl RangeNode {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] 80 |     fn split(&mut self) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `add_range`, `query_range`, `remove_range`, `query_range_node`, and `range_update` are never used
[INFO] [stdout]    --> src/leetcode/editor/cn/solution_715.rs:118:8
[INFO] [stdout]     |
[INFO] [stdout] 116 | impl RangeModule {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] 117 |
[INFO] [stdout] 118 |     fn new() -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     fn add_range(&mut self, left: i32, right: i32) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 |     fn query_range(&mut self, left: i32, right: i32) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 |     fn remove_range(&mut self, left: i32, right: i32) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 |     fn query_range_node(node: &Option<Rc<RefCell<RangeNode>>>, query_range: &Range<i32>) -> Option<bool> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn range_update(node: &Option<Rc<RefCell<RangeNode>>>, update_range: &Range<i32>, track: bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TextEditor` is never constructed
[INFO] [stdout]   --> src/leetcode/weekly/weekly_296_4.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct TextEditor {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `add_text`, `delete_text`, `cursor_left`, and `cursor_right` are never used
[INFO] [stdout]   --> src/leetcode/weekly/weekly_296_4.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl TextEditor {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 28 |
[INFO] [stdout] 29 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     fn add_text(&mut self, text: String) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     fn delete_text(&mut self, k: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn cursor_left(&mut self, k: i32) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     fn cursor_right(&mut self, k: i32) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SmallestInfiniteSet` is never constructed
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_2.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct SmallestInfiniteSet {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `pop_smallest`, and `add_back` are never used
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_2.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl SmallestInfiniteSet {
[INFO] [stdout]    | ------------------------ associated items in this implementation
[INFO] [stdout] 28 |
[INFO] [stdout] 29 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     fn pop_smallest(&mut self) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn add_back(&mut self, num: i32) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Food` is never constructed
[INFO] [stdout]   --> src/leetcode/weekly/weekly_303_3.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Food {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FoodRatings` is never constructed
[INFO] [stdout]   --> src/leetcode/weekly/weekly_303_3.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | struct FoodRatings {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `change_rating`, and `highest_rated` are never used
[INFO] [stdout]   --> src/leetcode/weekly/weekly_303_3.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | impl FoodRatings {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 56 |
[INFO] [stdout] 57 |     fn new(foods: Vec<String>, cuisines: Vec<String>, ratings: Vec<i32>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |     fn change_rating(&mut self, food: String, new_rating: i32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |     fn highest_rated(&self, cuisine: String) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Parent` is never constructed
[INFO] [stdout]   --> src/leetcode/weekly/weekly_304_3.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct Parent {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SINGLE` is never used
[INFO] [stdout]  --> src/leetcode/weekly/weekly_305_3.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const SINGLE: i32 = 0;
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EQUAL` is never used
[INFO] [stdout]  --> src/leetcode/weekly/weekly_305_3.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const EQUAL: i32 = 1;
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ASC` is never used
[INFO] [stdout]  --> src/leetcode/weekly/weekly_305_3.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const ASC: i32 = 2;
[INFO] [stdout]   |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BookMyShow` is never constructed
[INFO] [stdout]  --> src/leetcode/biweekly/biweekly_79_4.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct BookMyShow {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BookInfo` is never constructed
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_79_4.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct BookInfo {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `BookOperation` is never used
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_79_4.rs:29:7
[INFO] [stdout]    |
[INFO] [stdout] 29 | trait BookOperation {
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `gather`, and `scatter` are never used
[INFO] [stdout]    --> src/leetcode/biweekly/biweekly_79_4.rs:91:8
[INFO] [stdout]     |
[INFO] [stdout]  89 | impl BookMyShow {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout]  90 |
[INFO] [stdout]  91 |     fn new(n: i32, m: i32) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout]  99 |     fn gather(&mut self, k: i32, max_row: i32) -> Vec<i32> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn scatter(&mut self, k: i32, max_row: i32) -> bool {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NumberContainers` is never constructed
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_83_3.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct NumberContainers {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `change`, and `find` are never used
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_83_3.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl NumberContainers {
[INFO] [stdout]    | --------------------- associated items in this implementation
[INFO] [stdout] 23 |
[INFO] [stdout] 24 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn change(&mut self, index: i32, number: i32) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     fn find(&self, number: i32) -> i32 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `KmpSearch` is never used
[INFO] [stdout]  --> src/algorithm/kmp.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait KmpSearch {
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]    --> src/algorithm/segment_tree.rs:120:8
[INFO] [stdout]     |
[INFO] [stdout] 120 | struct Ticket {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gcd` is never used
[INFO] [stdout]  --> src/algorithm/mod.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn gcd(a: i32, b: i32) -> i32 {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Scanner` is never constructed
[INFO] [stdout]  --> src/codeforces/scanner.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Scanner {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `solution_offer_II_91` should have a snake case name
[INFO] [stdout]   --> src/leetcode/editor/cn/mod.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub mod solution_offer_II_91;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `solution_offer_ii_91`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.68s
[INFO] running `Command { std: "docker" "inspect" "02a9df7a07d14108fc5af65fd9bfc39ba5f300ca41ba86de4989eabc4ef8bbe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02a9df7a07d14108fc5af65fd9bfc39ba5f300ca41ba86de4989eabc4ef8bbe7", kill_on_drop: false }`
[INFO] [stdout] 02a9df7a07d14108fc5af65fd9bfc39ba5f300ca41ba86de4989eabc4ef8bbe7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b51d989115b9436193c51c83e0459143c77580b46c2445574b800c46207d1b0
[INFO] running `Command { std: "docker" "start" "-a" "9b51d989115b9436193c51c83e0459143c77580b46c2445574b800c46207d1b0", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_719.rs:66:26
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 count += (j - i - 1);
[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] 66 -                 count += (j - i - 1);
[INFO] [stdout] 66 +                 count += j - i - 1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `btree`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_508.rs:36:24
[INFO] [stdout]    |
[INFO] [stdout] 36 | use leetcode_prelude::{btree, TreeNode};
[INFO] [stdout]    |                        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_508.rs:59:33
[INFO] [stdout]    |
[INFO] [stdout] 59 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]    |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_508.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 | use std::iter::FromIterator;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `btree`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_513.rs:36:24
[INFO] [stdout]    |
[INFO] [stdout] 36 | use leetcode_prelude::{btree, TreeNode};
[INFO] [stdout]    |                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `btree`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_515.rs:33:24
[INFO] [stdout]    |
[INFO] [stdout] 33 | use leetcode_prelude::{btree, TreeNode};
[INFO] [stdout]    |                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/leetcode/weekly/weekly_295_1.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 |             });;
[INFO] [stdout]    |                ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_295_2.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `max`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_296_4.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::{max, min};
[INFO] [stdout]   |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `LinkedList` and `VecDeque`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_296_4.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{LinkedList, VecDeque};
[INFO] [stdout]   |                        ^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::min`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_297_2.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::min;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::leetcode::Solution`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_297_4.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::leetcode::Solution;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `linkedlist`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_300_2.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use leetcode_prelude::{linkedlist, ListNode};
[INFO] [stdout]   |                        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::BTreeSet`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_301_2.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::BTreeSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_301_2.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::iter::FromIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_303_4.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_303_4.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::iter::FromIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BTreeMap`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_303_3.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{BTreeMap, BTreeSet, HashMap};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::leetcode::Solution`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_303_3.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::leetcode::Solution;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_81_2.rs:29:27
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 result += (sum - group[&parent]);
[INFO] [stdout]    |                           ^                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 29 -                 result += (sum - group[&parent]);
[INFO] [stdout] 29 +                 result += sum - group[&parent] ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `btree`
[INFO] [stdout]  --> src/leetcode/biweekly/biweekly_82_1.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use leetcode_prelude::{btree, TreeNode};
[INFO] [stdout]   |                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read` and `stdin`
[INFO] [stdout]  --> src/codeforces/scanner.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{Read, stdin};
[INFO] [stdout]   |               ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BorrowMut`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_715.rs:51:27
[INFO] [stdout]    |
[INFO] [stdout] 51 | use std::borrow::{Borrow, BorrowMut};
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Borrow`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_715.rs:51:19
[INFO] [stdout]    |
[INFO] [stdout] 51 | use std::borrow::{Borrow, BorrowMut};
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_513.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | use std::borrow::Borrow;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_5.rs:26:31
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn longest_palindrome(s: String) -> String {
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_13.rs:73:25
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn roman_to_int(s: String) -> i32 {
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_765.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let mut len: i32 = row.len() as i32;
[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/editor/cn/solution_765.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let mut fx = self.find(x) as usize;
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_765.rs:73:13
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let mut fy = self.find(y) as usize;
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_354.rs:42:26
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn max_envelopes(mut envelopes: Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |                          ----^^^^^^^^^
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `big`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_1603.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn new(big: i32, medium: i32, small: i32) -> Self {
[INFO] [stdout]    |            ^^^ help: if this is intentional, prefix it with an underscore: `_big`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `medium`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_1603.rs:57:22
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn new(big: i32, medium: i32, small: i32) -> Self {
[INFO] [stdout]    |                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_medium`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `small`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_1603.rs:57:35
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn new(big: i32, medium: i32, small: i32) -> Self {
[INFO] [stdout]    |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_small`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `car_type`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_1603.rs:61:23
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn add_car(&self, car_type: i32) -> bool {
[INFO] [stdout]    |                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_car_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_224.rs:55:41
[INFO] [stdout]    |
[INFO] [stdout] 55 |             .fold(Vec::<Token>::new(), |mut acc, x| {
[INFO] [stdout]    |                                         ----^^^
[INFO] [stdout]    |                                         |
[INFO] [stdout]    |                                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_224.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let mut stack = s.as_bytes().iter()
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_224.rs:55:50
[INFO] [stdout]    |
[INFO] [stdout] 55 |             .fold(Vec::<Token>::new(), |mut acc, x| {
[INFO] [stdout]    |                                                  ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_706.rs:96:69
[INFO] [stdout]    |
[INFO] [stdout] 96 |             if let Some((k, v)) = bucket.iter_mut().find(|&&mut (k, v)| k == key) {
[INFO] [stdout]    |                                                                     ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_706.rs:96:26
[INFO] [stdout]    |
[INFO] [stdout] 96 |             if let Some((k, v)) = bucket.iter_mut().find(|&&mut (k, v)| k == key) {
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_508.rs:67:29
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 .map(|(&k, &v)| k)
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_508.rs:65:61
[INFO] [stdout]    |
[INFO] [stdout] 65 |         if let Some((_, &count)) = sum.iter().max_by_key(|(&k, &v)| v) {
[INFO] [stdout]    |                                                             ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sum`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_294_4.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |         let sum = strength.iter().enumerate()
[INFO] [stdout]   |             ^^^ help: if this is intentional, prefix it with an underscore: `_sum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `grid`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_295_4.rs:4:30
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn minimum_obstacles(grid: Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]   |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_grid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_296_4.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |         for i in 0..k {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_296_4.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         for i in 0..k {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_296_4.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |         for i in 0..k {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_300_3.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |         let len = forget - delay;
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_1.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let mut a1 = amount[0];
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_1.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let mut a2 = amount[1];
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_1.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut a3 = amount[2];
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a1`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_1.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let mut a1 = amount[0];
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_a1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a2`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_1.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let mut a2 = amount[1];
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_a2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a3`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_1.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut a3 = amount[2];
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_a3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_2.rs:36:57
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let index = self.nums.iter().enumerate().find(|(i, &x)| x).unwrap().0;
[INFO] [stdout]    |                                                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/weekly/weekly_302_3.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut trimmed = nums.iter().enumerate().map(|(index, s)| (index, &s[start..]))
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_302_4.rs:17:47
[INFO] [stdout]    |
[INFO] [stdout] 17 |         match nums.iter().enumerate().find(|&(i, &x)| division % x == 0) {
[INFO] [stdout]    |                                               ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/weekly/weekly_303_4.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let mut count = nums.iter().map(|&x| Solution::bit_count(x as u32))
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_305_1.rs:14:73
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let pos = nums.iter().enumerate().fold(vec![0; 201], |mut res, (idx, &num)| {
[INFO] [stdout]    |                                                                         ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_305_2.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn reachable_nodes(n: i32, edges: Vec<Vec<i32>>, restricted: Vec<i32>) -> i32 {
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nums`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_305_3.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn valid_partition(nums: Vec<i32>) -> bool {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_nums`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/weekly/weekly_306_3.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let mut pattern: Vec<_> = pattern.as_bytes().iter()
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_79_4.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn merge(&self, a: &Self, b: &Self) -> Self {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `r` is assigned to, but never used
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_79_4.rs:67:25
[INFO] [stdout]    |
[INFO] [stdout] 67 |             if let Some(mut r) = self.tree[root] {
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_r` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r` is never read
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_79_4.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 r.min += val;
[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: value assigned to `r` is never read
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_79_4.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 r.sum += val;
[INFO] [stdout]    |                 ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]    --> src/leetcode/biweekly/biweekly_79_4.rs:110:27
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn scatter(&mut self, k: i32, max_row: i32) -> bool {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_row`
[INFO] [stdout]    --> src/leetcode/biweekly/biweekly_79_4.rs:110:35
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn scatter(&mut self, k: i32, max_row: i32) -> bool {
[INFO] [stdout]     |                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_row`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_80_2.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut spells = spells;
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entry`
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_81_2.rs:32:21
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 let entry = group.entry(parent).or_insert(1i64);
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_entry`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `last_bus` is assigned to, but never used
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_82_2.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let mut last_bus = 0;
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_last_bus` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `last_count` is assigned to, but never used
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_82_2.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut last_count = 0;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_last_count` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_bus` is never read
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_82_2.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |             last_bus = t;
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_count` is never read
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_82_2.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             last_count = count;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_82_3.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let mut i = 0;
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_83_1.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |             let mut counter = ranks.iter().fold(vec![0; 13], |mut c, &x| {
[INFO] [stdout]    |                 ----^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pattern`
[INFO] [stdout]   --> src/algorithm/kmp.rs:10:24
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn index_of(&self, pattern: &String) -> Option<usize> {
[INFO] [stdout]    |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/algorithm/segment_tree.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let mut tree: Vec<Option<T>> = vec![None; len * 4];
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NumMatrix` is never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_304.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | struct NumMatrix {
[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 items `new` and `sum_region` are never used
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_304.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl NumMatrix {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 44 |
[INFO] [stdout] 45 |     fn new(matrix: Vec<Vec<i32>>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     fn sum_region(&self, row1: i32, col1: i32, row2: i32, col2: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParkingSystem` is never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_1603.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | struct ParkingSystem {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `add_car` are never used
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_1603.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | impl ParkingSystem {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 56 |
[INFO] [stdout] 57 |     fn new(big: i32, medium: i32, small: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     fn add_car(&self, car_type: i32) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Number`, `Add`, `Minus`, `Quote`, `End`, and `Ignore` are never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_224.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         enum Token {
[INFO] [stdout]    |              ----- variants in this enum
[INFO] [stdout] 47 |             Number(i32),
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout] 48 |             Add,
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 49 |             Minus,
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] 50 |             Quote,
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] 51 |             End,
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 52 |             Ignore
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyHashSet` is never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_705.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | struct MyHashSet {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `add`, `remove`, `contains`, and `hash` are never used
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_705.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl MyHashSet {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 62 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     fn add(&mut self, key: i32) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |     fn remove(&mut self, key: i32) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |     fn contains(&self, key: i32) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     fn hash(key: i32) -> usize {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Result` is never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_838.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | struct Result {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NumArray` is never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_307.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | struct NumArray {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `update`, and `sum_range` are never used
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_307.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 61 | impl NumArray {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 62 |
[INFO] [stdout] 63 |     pub fn new(nums: Vec<i32>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |     fn update(&mut self, index: i32, val: i32) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 |     fn sum_range(&self, left: i32, right: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BookNode` is never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_732.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | struct BookNode {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyCalendarThree` is never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_732.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | struct MyCalendarThree {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `book`, and `update` are never used
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_732.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | impl MyCalendarThree {
[INFO] [stdout]    | -------------------- associated items in this implementation
[INFO] [stdout] 87 |
[INFO] [stdout] 88 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 |     fn book(&mut self, start: i32, end: i32) -> i32 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 99 |     fn update(&mut self, start: i32, end: i32, l: i32, r: i32, index: i32) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Clamp` is never used
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_498.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 | trait Clamp {
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `find_pairs_worse` is never used
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_532.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 81 |     fn find_pairs_worse(nums: Vec<i32>, k: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeNode` is never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_715.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | struct RangeNode {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeModule` is never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_715.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | struct RangeModule {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `split` is never used
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_715.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | impl RangeNode {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] 80 |     fn split(&mut self) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `add_range`, `query_range`, `remove_range`, `query_range_node`, and `range_update` are never used
[INFO] [stdout]    --> src/leetcode/editor/cn/solution_715.rs:118:8
[INFO] [stdout]     |
[INFO] [stdout] 116 | impl RangeModule {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] 117 |
[INFO] [stdout] 118 |     fn new() -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     fn add_range(&mut self, left: i32, right: i32) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 |     fn query_range(&mut self, left: i32, right: i32) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 |     fn remove_range(&mut self, left: i32, right: i32) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 |     fn query_range_node(node: &Option<Rc<RefCell<RangeNode>>>, query_range: &Range<i32>) -> Option<bool> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn range_update(node: &Option<Rc<RefCell<RangeNode>>>, update_range: &Range<i32>, track: bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TextEditor` is never constructed
[INFO] [stdout]   --> src/leetcode/weekly/weekly_296_4.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct TextEditor {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `add_text`, `delete_text`, `cursor_left`, and `cursor_right` are never used
[INFO] [stdout]   --> src/leetcode/weekly/weekly_296_4.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl TextEditor {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 28 |
[INFO] [stdout] 29 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     fn add_text(&mut self, text: String) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     fn delete_text(&mut self, k: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn cursor_left(&mut self, k: i32) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     fn cursor_right(&mut self, k: i32) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SmallestInfiniteSet` is never constructed
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_2.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct SmallestInfiniteSet {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `pop_smallest`, and `add_back` are never used
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_2.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl SmallestInfiniteSet {
[INFO] [stdout]    | ------------------------ associated items in this implementation
[INFO] [stdout] 28 |
[INFO] [stdout] 29 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     fn pop_smallest(&mut self) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn add_back(&mut self, num: i32) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Food` is never constructed
[INFO] [stdout]   --> src/leetcode/weekly/weekly_303_3.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Food {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FoodRatings` is never constructed
[INFO] [stdout]   --> src/leetcode/weekly/weekly_303_3.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | struct FoodRatings {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `change_rating`, and `highest_rated` are never used
[INFO] [stdout]   --> src/leetcode/weekly/weekly_303_3.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | impl FoodRatings {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 56 |
[INFO] [stdout] 57 |     fn new(foods: Vec<String>, cuisines: Vec<String>, ratings: Vec<i32>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |     fn change_rating(&mut self, food: String, new_rating: i32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |     fn highest_rated(&self, cuisine: String) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Parent` is never constructed
[INFO] [stdout]   --> src/leetcode/weekly/weekly_304_3.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct Parent {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SINGLE` is never used
[INFO] [stdout]  --> src/leetcode/weekly/weekly_305_3.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const SINGLE: i32 = 0;
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EQUAL` is never used
[INFO] [stdout]  --> src/leetcode/weekly/weekly_305_3.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const EQUAL: i32 = 1;
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ASC` is never used
[INFO] [stdout]  --> src/leetcode/weekly/weekly_305_3.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const ASC: i32 = 2;
[INFO] [stdout]   |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BookMyShow` is never constructed
[INFO] [stdout]  --> src/leetcode/biweekly/biweekly_79_4.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct BookMyShow {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BookInfo` is never constructed
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_79_4.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct BookInfo {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `BookOperation` is never used
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_79_4.rs:29:7
[INFO] [stdout]    |
[INFO] [stdout] 29 | trait BookOperation {
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `gather`, and `scatter` are never used
[INFO] [stdout]    --> src/leetcode/biweekly/biweekly_79_4.rs:91:8
[INFO] [stdout]     |
[INFO] [stdout]  89 | impl BookMyShow {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout]  90 |
[INFO] [stdout]  91 |     fn new(n: i32, m: i32) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout]  99 |     fn gather(&mut self, k: i32, max_row: i32) -> Vec<i32> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn scatter(&mut self, k: i32, max_row: i32) -> bool {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NumberContainers` is never constructed
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_83_3.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct NumberContainers {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `change`, and `find` are never used
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_83_3.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl NumberContainers {
[INFO] [stdout]    | --------------------- associated items in this implementation
[INFO] [stdout] 23 |
[INFO] [stdout] 24 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn change(&mut self, index: i32, number: i32) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     fn find(&self, number: i32) -> i32 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `KmpSearch` is never used
[INFO] [stdout]  --> src/algorithm/kmp.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait KmpSearch {
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]    --> src/algorithm/segment_tree.rs:120:8
[INFO] [stdout]     |
[INFO] [stdout] 120 | struct Ticket {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gcd` is never used
[INFO] [stdout]  --> src/algorithm/mod.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn gcd(a: i32, b: i32) -> i32 {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Scanner` is never constructed
[INFO] [stdout]  --> src/codeforces/scanner.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Scanner {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `solution_offer_II_91` should have a snake case name
[INFO] [stdout]   --> src/leetcode/editor/cn/mod.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub mod solution_offer_II_91;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `solution_offer_ii_91`
[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 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_719.rs:66:26
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 count += (j - i - 1);
[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] 66 -                 count += (j - i - 1);
[INFO] [stdout] 66 +                 count += j - i - 1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `btree`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_513.rs:36:24
[INFO] [stdout]    |
[INFO] [stdout] 36 | use leetcode_prelude::{btree, TreeNode};
[INFO] [stdout]    |                        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/leetcode/weekly/weekly_295_1.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 |             });;
[INFO] [stdout]    |                ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_295_2.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `max`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_296_4.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::{max, min};
[INFO] [stdout]   |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `LinkedList` and `VecDeque`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_296_4.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{LinkedList, VecDeque};
[INFO] [stdout]   |                        ^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::min`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_297_2.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::min;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::leetcode::Solution`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_297_4.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::leetcode::Solution;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::BTreeSet`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_301_2.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::BTreeSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_301_2.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::iter::FromIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_303_4.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_303_4.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::iter::FromIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BTreeMap`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_303_3.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{BTreeMap, BTreeSet, HashMap};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::leetcode::Solution`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_303_3.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::leetcode::Solution;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_81_2.rs:29:27
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 result += (sum - group[&parent]);
[INFO] [stdout]    |                           ^                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 29 -                 result += (sum - group[&parent]);
[INFO] [stdout] 29 +                 result += sum - group[&parent] ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read` and `stdin`
[INFO] [stdout]  --> src/codeforces/scanner.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{Read, stdin};
[INFO] [stdout]   |               ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BorrowMut`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_715.rs:51:27
[INFO] [stdout]    |
[INFO] [stdout] 51 | use std::borrow::{Borrow, BorrowMut};
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Borrow`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_715.rs:51:19
[INFO] [stdout]    |
[INFO] [stdout] 51 | use std::borrow::{Borrow, BorrowMut};
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_513.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | use std::borrow::Borrow;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_5.rs:26:31
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn longest_palindrome(s: String) -> String {
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_13.rs:73:25
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn roman_to_int(s: String) -> i32 {
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_765.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let mut len: i32 = row.len() as i32;
[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/editor/cn/solution_765.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let mut fx = self.find(x) as usize;
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_765.rs:73:13
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let mut fy = self.find(y) as usize;
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_354.rs:42:26
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn max_envelopes(mut envelopes: Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |                          ----^^^^^^^^^
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `big`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_1603.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn new(big: i32, medium: i32, small: i32) -> Self {
[INFO] [stdout]    |            ^^^ help: if this is intentional, prefix it with an underscore: `_big`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `medium`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_1603.rs:57:22
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn new(big: i32, medium: i32, small: i32) -> Self {
[INFO] [stdout]    |                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_medium`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `small`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_1603.rs:57:35
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn new(big: i32, medium: i32, small: i32) -> Self {
[INFO] [stdout]    |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_small`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `car_type`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_1603.rs:61:23
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn add_car(&self, car_type: i32) -> bool {
[INFO] [stdout]    |                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_car_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_224.rs:55:41
[INFO] [stdout]    |
[INFO] [stdout] 55 |             .fold(Vec::<Token>::new(), |mut acc, x| {
[INFO] [stdout]    |                                         ----^^^
[INFO] [stdout]    |                                         |
[INFO] [stdout]    |                                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_224.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let mut stack = s.as_bytes().iter()
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_224.rs:55:50
[INFO] [stdout]    |
[INFO] [stdout] 55 |             .fold(Vec::<Token>::new(), |mut acc, x| {
[INFO] [stdout]    |                                                  ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_706.rs:96:69
[INFO] [stdout]    |
[INFO] [stdout] 96 |             if let Some((k, v)) = bucket.iter_mut().find(|&&mut (k, v)| k == key) {
[INFO] [stdout]    |                                                                     ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_706.rs:96:26
[INFO] [stdout]    |
[INFO] [stdout] 96 |             if let Some((k, v)) = bucket.iter_mut().find(|&&mut (k, v)| k == key) {
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_508.rs:67:29
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 .map(|(&k, &v)| k)
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_508.rs:65:61
[INFO] [stdout]    |
[INFO] [stdout] 65 |         if let Some((_, &count)) = sum.iter().max_by_key(|(&k, &v)| v) {
[INFO] [stdout]    |                                                             ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sum`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_294_4.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |         let sum = strength.iter().enumerate()
[INFO] [stdout]   |             ^^^ help: if this is intentional, prefix it with an underscore: `_sum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `grid`
[INFO] [stdout]  --> src/leetcode/weekly/weekly_295_4.rs:4:30
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn minimum_obstacles(grid: Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]   |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_grid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_296_4.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |         for i in 0..k {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_296_4.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         for i in 0..k {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_296_4.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |         for i in 0..k {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_300_3.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |         let len = forget - delay;
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_1.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let mut a1 = amount[0];
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_1.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let mut a2 = amount[1];
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_1.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut a3 = amount[2];
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a1`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_1.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let mut a1 = amount[0];
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_a1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a2`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_1.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let mut a2 = amount[1];
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_a2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a3`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_1.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut a3 = amount[2];
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_a3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_301_2.rs:36:57
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let index = self.nums.iter().enumerate().find(|(i, &x)| x).unwrap().0;
[INFO] [stdout]    |                                                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/weekly/weekly_302_3.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut trimmed = nums.iter().enumerate().map(|(index, s)| (index, &s[start..]))
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_302_4.rs:17:47
[INFO] [stdout]    |
[INFO] [stdout] 17 |         match nums.iter().enumerate().find(|&(i, &x)| division % x == 0) {
[INFO] [stdout]    |                                               ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/weekly/weekly_303_4.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let mut count = nums.iter().map(|&x| Solution::bit_count(x as u32))
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_305_1.rs:14:73
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let pos = nums.iter().enumerate().fold(vec![0; 201], |mut res, (idx, &num)| {
[INFO] [stdout]    |                                                                         ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_305_2.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn reachable_nodes(n: i32, edges: Vec<Vec<i32>>, restricted: Vec<i32>) -> i32 {
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nums`
[INFO] [stdout]   --> src/leetcode/weekly/weekly_305_3.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn valid_partition(nums: Vec<i32>) -> bool {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_nums`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/weekly/weekly_306_3.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let mut pattern: Vec<_> = pattern.as_bytes().iter()
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_79_4.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn merge(&self, a: &Self, b: &Self) -> Self {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `r` is assigned to, but never used
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_79_4.rs:67:25
[INFO] [stdout]    |
[INFO] [stdout] 67 |             if let Some(mut r) = self.tree[root] {
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_r` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r` is never read
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_79_4.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 r.min += val;
[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: value assigned to `r` is never read
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_79_4.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 r.sum += val;
[INFO] [stdout]    |                 ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]    --> src/leetcode/biweekly/biweekly_79_4.rs:110:27
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn scatter(&mut self, k: i32, max_row: i32) -> bool {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_row`
[INFO] [stdout]    --> src/leetcode/biweekly/biweekly_79_4.rs:110:35
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn scatter(&mut self, k: i32, max_row: i32) -> bool {
[INFO] [stdout]     |                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_row`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_80_2.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut spells = spells;
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entry`
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_81_2.rs:32:21
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 let entry = group.entry(parent).or_insert(1i64);
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_entry`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `last_bus` is assigned to, but never used
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_82_2.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let mut last_bus = 0;
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_last_bus` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `last_count` is assigned to, but never used
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_82_2.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut last_count = 0;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_last_count` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_bus` is never read
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_82_2.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |             last_bus = t;
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_count` is never read
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_82_2.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             last_count = count;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_82_3.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let mut i = 0;
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_83_1.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |             let mut counter = ranks.iter().fold(vec![0; 13], |mut c, &x| {
[INFO] [stdout]    |                 ----^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pattern`
[INFO] [stdout]   --> src/algorithm/kmp.rs:10:24
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn index_of(&self, pattern: &String) -> Option<usize> {
[INFO] [stdout]    |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/algorithm/segment_tree.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let mut tree: Vec<Option<T>> = vec![None; len * 4];
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NumMatrix` is never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_304.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | struct NumMatrix {
[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 items `new` and `sum_region` are never used
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_304.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl NumMatrix {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 44 |
[INFO] [stdout] 45 |     fn new(matrix: Vec<Vec<i32>>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     fn sum_region(&self, row1: i32, col1: i32, row2: i32, col2: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParkingSystem` is never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_1603.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | struct ParkingSystem {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `add_car` are never used
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_1603.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | impl ParkingSystem {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 56 |
[INFO] [stdout] 57 |     fn new(big: i32, medium: i32, small: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     fn add_car(&self, car_type: i32) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Number`, `Add`, `Minus`, `Quote`, `End`, and `Ignore` are never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_224.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         enum Token {
[INFO] [stdout]    |              ----- variants in this enum
[INFO] [stdout] 47 |             Number(i32),
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout] 48 |             Add,
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 49 |             Minus,
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] 50 |             Quote,
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] 51 |             End,
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 52 |             Ignore
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyHashSet` is never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_705.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | struct MyHashSet {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `add`, `remove`, `contains`, and `hash` are never used
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_705.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl MyHashSet {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 62 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     fn add(&mut self, key: i32) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |     fn remove(&mut self, key: i32) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |     fn contains(&self, key: i32) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     fn hash(key: i32) -> usize {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Result` is never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_838.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | struct Result {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NumArray` is never constructed
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_307.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | struct NumArray {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `update`, and `sum_range` are never used
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_307.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 61 | impl NumArray {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 62 |
[INFO] [stdout] 63 |     pub fn new(nums: Vec<i32>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |     fn update(&mut self, index: i32, val: i32) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 |     fn sum_range(&self, left: i32, right: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Clamp` is never used
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_498.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 | trait Clamp {
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `find_pairs_worse` is never used
[INFO] [stdout]   --> src/leetcode/editor/cn/solution_532.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 81 |     fn find_pairs_worse(nums: Vec<i32>, k: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Parent` is never constructed
[INFO] [stdout]   --> src/leetcode/weekly/weekly_304_3.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct Parent {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SINGLE` is never used
[INFO] [stdout]  --> src/leetcode/weekly/weekly_305_3.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const SINGLE: i32 = 0;
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EQUAL` is never used
[INFO] [stdout]  --> src/leetcode/weekly/weekly_305_3.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const EQUAL: i32 = 1;
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ASC` is never used
[INFO] [stdout]  --> src/leetcode/weekly/weekly_305_3.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const ASC: i32 = 2;
[INFO] [stdout]   |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BookMyShow` is never constructed
[INFO] [stdout]  --> src/leetcode/biweekly/biweekly_79_4.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct BookMyShow {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BookInfo` is never constructed
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_79_4.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct BookInfo {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `BookOperation` is never used
[INFO] [stdout]   --> src/leetcode/biweekly/biweekly_79_4.rs:29:7
[INFO] [stdout]    |
[INFO] [stdout] 29 | trait BookOperation {
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `gather`, and `scatter` are never used
[INFO] [stdout]    --> src/leetcode/biweekly/biweekly_79_4.rs:91:8
[INFO] [stdout]     |
[INFO] [stdout]  89 | impl BookMyShow {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout]  90 |
[INFO] [stdout]  91 |     fn new(n: i32, m: i32) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout]  99 |     fn gather(&mut self, k: i32, max_row: i32) -> Vec<i32> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn scatter(&mut self, k: i32, max_row: i32) -> bool {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `KmpSearch` is never used
[INFO] [stdout]  --> src/algorithm/kmp.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait KmpSearch {
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gcd` is never used
[INFO] [stdout]  --> src/algorithm/mod.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn gcd(a: i32, b: i32) -> i32 {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Scanner` is never constructed
[INFO] [stdout]  --> src/codeforces/scanner.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Scanner {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `solution_offer_II_91` should have a snake case name
[INFO] [stdout]   --> src/leetcode/editor/cn/mod.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub mod solution_offer_II_91;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `solution_offer_ii_91`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.23s
[INFO] running `Command { std: "docker" "inspect" "9b51d989115b9436193c51c83e0459143c77580b46c2445574b800c46207d1b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b51d989115b9436193c51c83e0459143c77580b46c2445574b800c46207d1b0", kill_on_drop: false }`
[INFO] [stdout] 9b51d989115b9436193c51c83e0459143c77580b46c2445574b800c46207d1b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 67112e4e446de55afd57a816ac07b220cd0d9390eb3ee7c4470742d1fa95a08d
[INFO] running `Command { std: "docker" "start" "-a" "67112e4e446de55afd57a816ac07b220cd0d9390eb3ee7c4470742d1fa95a08d", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_719.rs:66:26
[INFO] [stderr]    |
[INFO] [stderr] 66 |                 count += (j - i - 1);
[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] 66 -                 count += (j - i - 1);
[INFO] [stderr] 66 +                 count += j - i - 1;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `btree`
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_508.rs:36:24
[INFO] [stderr]    |
[INFO] [stderr] 36 | use leetcode_prelude::{btree, TreeNode};
[INFO] [stderr]    |                        ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `HashSet`
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_508.rs:59:33
[INFO] [stderr]    |
[INFO] [stderr] 59 | use std::collections::{HashMap, HashSet};
[INFO] [stderr]    |                                 ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::iter::FromIterator`
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_508.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 | use std::iter::FromIterator;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `btree`
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_513.rs:36:24
[INFO] [stderr]    |
[INFO] [stderr] 36 | use leetcode_prelude::{btree, TreeNode};
[INFO] [stderr]    |                        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `btree`
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_515.rs:33:24
[INFO] [stderr]    |
[INFO] [stderr] 33 | use leetcode_prelude::{btree, TreeNode};
[INFO] [stderr]    |                        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/leetcode/weekly/weekly_295_1.rs:24:16
[INFO] [stderr]    |
[INFO] [stderr] 24 |             });;
[INFO] [stderr]    |                ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::format`
[INFO] [stderr]  --> src/leetcode/weekly/weekly_295_2.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt::format;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `max`
[INFO] [stderr]  --> src/leetcode/weekly/weekly_296_4.rs:1:16
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::cmp::{max, min};
[INFO] [stderr]   |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `LinkedList` and `VecDeque`
[INFO] [stderr]  --> src/leetcode/weekly/weekly_296_4.rs:2:24
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::{LinkedList, VecDeque};
[INFO] [stderr]   |                        ^^^^^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp::min`
[INFO] [stderr]  --> src/leetcode/weekly/weekly_297_2.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::cmp::min;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::leetcode::Solution`
[INFO] [stderr]  --> src/leetcode/weekly/weekly_297_4.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::leetcode::Solution;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `linkedlist`
[INFO] [stderr]  --> src/leetcode/weekly/weekly_300_2.rs:1:24
[INFO] [stderr]   |
[INFO] [stderr] 1 | use leetcode_prelude::{linkedlist, ListNode};
[INFO] [stderr]   |                        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::BTreeSet`
[INFO] [stderr]  --> src/leetcode/weekly/weekly_301_2.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::BTreeSet;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::iter::FromIterator`
[INFO] [stderr]  --> src/leetcode/weekly/weekly_301_2.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::iter::FromIterator;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `HashMap`
[INFO] [stderr]  --> src/leetcode/weekly/weekly_303_4.rs:1:24
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stderr]   |                        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::iter::FromIterator`
[INFO] [stderr]  --> src/leetcode/weekly/weekly_303_4.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::iter::FromIterator;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BTreeMap`
[INFO] [stderr]  --> src/leetcode/weekly/weekly_303_3.rs:2:24
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::{BTreeMap, BTreeSet, HashMap};
[INFO] [stderr]   |                        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::leetcode::Solution`
[INFO] [stderr]  --> src/leetcode/weekly/weekly_303_3.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::leetcode::Solution;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/leetcode/biweekly/biweekly_81_2.rs:29:27
[INFO] [stderr]    |
[INFO] [stderr] 29 |                 result += (sum - group[&parent]);
[INFO] [stderr]    |                           ^                    ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 29 -                 result += (sum - group[&parent]);
[INFO] [stderr] 29 +                 result += sum - group[&parent] ;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `btree`
[INFO] [stderr]  --> src/leetcode/biweekly/biweekly_82_1.rs:1:24
[INFO] [stderr]   |
[INFO] [stderr] 1 | use leetcode_prelude::{btree, TreeNode};
[INFO] [stderr]   |                        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Read` and `stdin`
[INFO] [stderr]  --> src/codeforces/scanner.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::{Read, stdin};
[INFO] [stderr]   |               ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BorrowMut`
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_715.rs:51:27
[INFO] [stderr]    |
[INFO] [stderr] 51 | use std::borrow::{Borrow, BorrowMut};
[INFO] [stderr]    |                           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Borrow`
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_715.rs:51:19
[INFO] [stderr]    |
[INFO] [stderr] 51 | use std::borrow::{Borrow, BorrowMut};
[INFO] [stderr]    |                   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::Borrow`
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_513.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 | use std::borrow::Borrow;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_5.rs:26:31
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn longest_palindrome(s: String) -> String {
[INFO] [stderr]    |                               ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_13.rs:73:25
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn roman_to_int(s: String) -> i32 {
[INFO] [stderr]    |                         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_765.rs:40:13
[INFO] [stderr]    |
[INFO] [stderr] 40 |         let mut len: i32 = row.len() as i32;
[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/editor/cn/solution_765.rs:72:13
[INFO] [stderr]    |
[INFO] [stderr] 72 |         let mut fx = self.find(x) as usize;
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_765.rs:73:13
[INFO] [stderr]    |
[INFO] [stderr] 73 |         let mut fy = self.find(y) as usize;
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_354.rs:42:26
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn max_envelopes(mut envelopes: Vec<Vec<i32>>) -> i32 {
[INFO] [stderr]    |                          ----^^^^^^^^^
[INFO] [stderr]    |                          |
[INFO] [stderr]    |                          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `big`
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_1603.rs:57:12
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn new(big: i32, medium: i32, small: i32) -> Self {
[INFO] [stderr]    |            ^^^ help: if this is intentional, prefix it with an underscore: `_big`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `medium`
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_1603.rs:57:22
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn new(big: i32, medium: i32, small: i32) -> Self {
[INFO] [stderr]    |                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_medium`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `small`
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_1603.rs:57:35
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn new(big: i32, medium: i32, small: i32) -> Self {
[INFO] [stderr]    |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_small`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `car_type`
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_1603.rs:61:23
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn add_car(&self, car_type: i32) -> bool {
[INFO] [stderr]    |                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_car_type`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_224.rs:55:41
[INFO] [stderr]    |
[INFO] [stderr] 55 |             .fold(Vec::<Token>::new(), |mut acc, x| {
[INFO] [stderr]    |                                         ----^^^
[INFO] [stderr]    |                                         |
[INFO] [stderr]    |                                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_224.rs:54:13
[INFO] [stderr]    |
[INFO] [stderr] 54 |         let mut stack = s.as_bytes().iter()
[INFO] [stderr]    |             ----^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_224.rs:55:50
[INFO] [stderr]    |
[INFO] [stderr] 55 |             .fold(Vec::<Token>::new(), |mut acc, x| {
[INFO] [stderr]    |                                                  ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_706.rs:96:69
[INFO] [stderr]    |
[INFO] [stderr] 96 |             if let Some((k, v)) = bucket.iter_mut().find(|&&mut (k, v)| k == key) {
[INFO] [stderr]    |                                                                     ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_706.rs:96:26
[INFO] [stderr]    |
[INFO] [stderr] 96 |             if let Some((k, v)) = bucket.iter_mut().find(|&&mut (k, v)| k == key) {
[INFO] [stderr]    |                          ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_508.rs:67:29
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 .map(|(&k, &v)| k)
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_508.rs:65:61
[INFO] [stderr]    |
[INFO] [stderr] 65 |         if let Some((_, &count)) = sum.iter().max_by_key(|(&k, &v)| v) {
[INFO] [stderr]    |                                                             ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sum`
[INFO] [stderr]  --> src/leetcode/weekly/weekly_294_4.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 |         let sum = strength.iter().enumerate()
[INFO] [stderr]   |             ^^^ help: if this is intentional, prefix it with an underscore: `_sum`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `grid`
[INFO] [stderr]  --> src/leetcode/weekly/weekly_295_4.rs:4:30
[INFO] [stderr]   |
[INFO] [stderr] 4 |     pub fn minimum_obstacles(grid: Vec<Vec<i32>>) -> i32 {
[INFO] [stderr]   |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_grid`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/leetcode/weekly/weekly_296_4.rs:42:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |         for i in 0..k {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/leetcode/weekly/weekly_296_4.rs:50:13
[INFO] [stderr]    |
[INFO] [stderr] 50 |         for i in 0..k {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/leetcode/weekly/weekly_296_4.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 |         for i in 0..k {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]   --> src/leetcode/weekly/weekly_300_3.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |         let len = forget - delay;
[INFO] [stderr]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/leetcode/weekly/weekly_301_1.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 |         let mut a1 = amount[0];
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/leetcode/weekly/weekly_301_1.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 |         let mut a2 = amount[1];
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/leetcode/weekly/weekly_301_1.rs:16:13
[INFO] [stderr]    |
[INFO] [stderr] 16 |         let mut a3 = amount[2];
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a1`
[INFO] [stderr]   --> src/leetcode/weekly/weekly_301_1.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 |         let mut a1 = amount[0];
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_a1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a2`
[INFO] [stderr]   --> src/leetcode/weekly/weekly_301_1.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 |         let mut a2 = amount[1];
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_a2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a3`
[INFO] [stderr]   --> src/leetcode/weekly/weekly_301_1.rs:16:13
[INFO] [stderr]    |
[INFO] [stderr] 16 |         let mut a3 = amount[2];
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_a3`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/leetcode/weekly/weekly_301_2.rs:36:57
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let index = self.nums.iter().enumerate().find(|(i, &x)| x).unwrap().0;
[INFO] [stderr]    |                                                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/leetcode/weekly/weekly_302_3.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |         let mut trimmed = nums.iter().enumerate().map(|(index, s)| (index, &s[start..]))
[INFO] [stderr]    |             ----^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/leetcode/weekly/weekly_302_4.rs:17:47
[INFO] [stderr]    |
[INFO] [stderr] 17 |         match nums.iter().enumerate().find(|&(i, &x)| division % x == 0) {
[INFO] [stderr]    |                                               ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/leetcode/weekly/weekly_303_4.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 |         let mut count = nums.iter().map(|&x| Solution::bit_count(x as u32))
[INFO] [stderr]    |             ----^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `idx`
[INFO] [stderr]   --> src/leetcode/weekly/weekly_305_1.rs:14:73
[INFO] [stderr]    |
[INFO] [stderr] 14 |         let pos = nums.iter().enumerate().fold(vec![0; 201], |mut res, (idx, &num)| {
[INFO] [stderr]    |                                                                         ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/leetcode/weekly/weekly_305_2.rs:12:28
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn reachable_nodes(n: i32, edges: Vec<Vec<i32>>, restricted: Vec<i32>) -> i32 {
[INFO] [stderr]    |                            ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `nums`
[INFO] [stderr]   --> src/leetcode/weekly/weekly_305_3.rs:12:28
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn valid_partition(nums: Vec<i32>) -> bool {
[INFO] [stderr]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_nums`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/leetcode/weekly/weekly_306_3.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let mut pattern: Vec<_> = pattern.as_bytes().iter()
[INFO] [stderr]    |             ----^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/leetcode/biweekly/biweekly_79_4.rs:18:21
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn merge(&self, a: &Self, b: &Self) -> Self {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `r` is assigned to, but never used
[INFO] [stderr]   --> src/leetcode/biweekly/biweekly_79_4.rs:67:25
[INFO] [stderr]    |
[INFO] [stderr] 67 |             if let Some(mut r) = self.tree[root] {
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_r` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `r` is never read
[INFO] [stderr]   --> src/leetcode/biweekly/biweekly_79_4.rs:68:17
[INFO] [stderr]    |
[INFO] [stderr] 68 |                 r.min += val;
[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: value assigned to `r` is never read
[INFO] [stderr]   --> src/leetcode/biweekly/biweekly_79_4.rs:69:17
[INFO] [stderr]    |
[INFO] [stderr] 69 |                 r.sum += val;
[INFO] [stderr]    |                 ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]    --> src/leetcode/biweekly/biweekly_79_4.rs:110:27
[INFO] [stderr]     |
[INFO] [stderr] 110 |     fn scatter(&mut self, k: i32, max_row: i32) -> bool {
[INFO] [stderr]     |                           ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `max_row`
[INFO] [stderr]    --> src/leetcode/biweekly/biweekly_79_4.rs:110:35
[INFO] [stderr]     |
[INFO] [stderr] 110 |     fn scatter(&mut self, k: i32, max_row: i32) -> bool {
[INFO] [stderr]     |                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_row`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/leetcode/biweekly/biweekly_80_2.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 |         let mut spells = spells;
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `entry`
[INFO] [stderr]   --> src/leetcode/biweekly/biweekly_81_2.rs:32:21
[INFO] [stderr]    |
[INFO] [stderr] 32 |                 let entry = group.entry(parent).or_insert(1i64);
[INFO] [stderr]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_entry`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `last_bus` is assigned to, but never used
[INFO] [stderr]   --> src/leetcode/biweekly/biweekly_82_2.rs:24:13
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let mut last_bus = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_last_bus` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable `last_count` is assigned to, but never used
[INFO] [stderr]   --> src/leetcode/biweekly/biweekly_82_2.rs:25:13
[INFO] [stderr]    |
[INFO] [stderr] 25 |         let mut last_count = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_last_count` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `last_bus` is never read
[INFO] [stderr]   --> src/leetcode/biweekly/biweekly_82_2.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |             last_bus = t;
[INFO] [stderr]    |             ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `last_count` is never read
[INFO] [stderr]   --> src/leetcode/biweekly/biweekly_82_2.rs:38:13
[INFO] [stderr]    |
[INFO] [stderr] 38 |             last_count = count;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/leetcode/biweekly/biweekly_82_3.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |         let mut i = 0;
[INFO] [stderr]    |             ----^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/leetcode/biweekly/biweekly_83_1.rs:15:17
[INFO] [stderr]    |
[INFO] [stderr] 15 |             let mut counter = ranks.iter().fold(vec![0; 13], |mut c, &x| {
[INFO] [stderr]    |                 ----^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pattern`
[INFO] [stderr]   --> src/algorithm/kmp.rs:10:24
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn index_of(&self, pattern: &String) -> Option<usize> {
[INFO] [stderr]    |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/algorithm/segment_tree.rs:62:13
[INFO] [stderr]    |
[INFO] [stderr] 62 |         let mut tree: Vec<Option<T>> = vec![None; len * 4];
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `NumMatrix` is never constructed
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_304.rs:39:8
[INFO] [stderr]    |
[INFO] [stderr] 39 | struct NumMatrix {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `sum_region` are never used
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_304.rs:45:8
[INFO] [stderr]    |
[INFO] [stderr] 43 | impl NumMatrix {
[INFO] [stderr]    | -------------- associated items in this implementation
[INFO] [stderr] 44 |
[INFO] [stderr] 45 |     fn new(matrix: Vec<Vec<i32>>) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 67 |     fn sum_region(&self, row1: i32, col1: i32, row2: i32, col2: i32) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ParkingSystem` is never constructed
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_1603.rs:46:8
[INFO] [stderr]    |
[INFO] [stderr] 46 | struct ParkingSystem {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `add_car` are never used
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_1603.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 55 | impl ParkingSystem {
[INFO] [stderr]    | ------------------ associated items in this implementation
[INFO] [stderr] 56 |
[INFO] [stderr] 57 |     fn new(big: i32, medium: i32, small: i32) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 61 |     fn add_car(&self, car_type: i32) -> bool {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Number`, `Add`, `Minus`, `Quote`, `End`, and `Ignore` are never constructed
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_224.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 46 |         enum Token {
[INFO] [stderr]    |              ----- variants in this enum
[INFO] [stderr] 47 |             Number(i32),
[INFO] [stderr]    |             ^^^^^^
[INFO] [stderr] 48 |             Add,
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 49 |             Minus,
[INFO] [stderr]    |             ^^^^^
[INFO] [stderr] 50 |             Quote,
[INFO] [stderr]    |             ^^^^^
[INFO] [stderr] 51 |             End,
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 52 |             Ignore
[INFO] [stderr]    |             ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Token` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: struct `MyHashSet` is never constructed
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_705.rs:50:8
[INFO] [stderr]    |
[INFO] [stderr] 50 | struct MyHashSet {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `add`, `remove`, `contains`, and `hash` are never used
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_705.rs:62:8
[INFO] [stderr]    |
[INFO] [stderr] 59 | impl MyHashSet {
[INFO] [stderr]    | -------------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 62 |     fn new() -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 68 |     fn add(&mut self, key: i32) {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 72 |     fn remove(&mut self, key: i32) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 77 |     fn contains(&self, key: i32) -> bool {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 81 |     fn hash(key: i32) -> usize {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Result` is never constructed
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_838.rs:51:8
[INFO] [stderr]    |
[INFO] [stderr] 51 | struct Result {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `NumArray` is never constructed
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_307.rs:51:8
[INFO] [stderr]    |
[INFO] [stderr] 51 | struct NumArray {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `update`, and `sum_range` are never used
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_307.rs:63:12
[INFO] [stderr]    |
[INFO] [stderr] 61 | impl NumArray {
[INFO] [stderr]    | ------------- associated items in this implementation
[INFO] [stderr] 62 |
[INFO] [stderr] 63 |     pub fn new(nums: Vec<i32>) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 73 |     fn update(&mut self, index: i32, val: i32) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 84 |     fn sum_range(&self, left: i32, right: i32) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BookNode` is never constructed
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_732.rs:64:8
[INFO] [stderr]    |
[INFO] [stderr] 64 | struct BookNode {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `MyCalendarThree` is never constructed
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_732.rs:78:8
[INFO] [stderr]    |
[INFO] [stderr] 78 | struct MyCalendarThree {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `book`, and `update` are never used
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_732.rs:88:8
[INFO] [stderr]    |
[INFO] [stderr] 86 | impl MyCalendarThree {
[INFO] [stderr]    | -------------------- associated items in this implementation
[INFO] [stderr] 87 |
[INFO] [stderr] 88 |     fn new() -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 94 |     fn book(&mut self, start: i32, end: i32) -> i32 {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 99 |     fn update(&mut self, start: i32, end: i32, l: i32, r: i32, index: i32) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Clamp` is never used
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_498.rs:37:7
[INFO] [stderr]    |
[INFO] [stderr] 37 | trait Clamp {
[INFO] [stderr]    |       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `find_pairs_worse` is never used
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_532.rs:81:8
[INFO] [stderr]    |
[INFO] [stderr] 58 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 81 |     fn find_pairs_worse(nums: Vec<i32>, k: i32) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RangeNode` is never constructed
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_715.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 | struct RangeNode {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RangeModule` is never constructed
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_715.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 | struct RangeModule {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `split` is never used
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_715.rs:80:8
[INFO] [stderr]    |
[INFO] [stderr] 79 | impl RangeNode {
[INFO] [stderr]    | -------------- method in this implementation
[INFO] [stderr] 80 |     fn split(&mut self) {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `add_range`, `query_range`, `remove_range`, `query_range_node`, and `range_update` are never used
[INFO] [stderr]    --> src/leetcode/editor/cn/solution_715.rs:118:8
[INFO] [stderr]     |
[INFO] [stderr] 116 | impl RangeModule {
[INFO] [stderr]     | ---------------- associated items in this implementation
[INFO] [stderr] 117 |
[INFO] [stderr] 118 |     fn new() -> Self {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 130 |     fn add_range(&mut self, left: i32, right: i32) {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 134 |     fn query_range(&mut self, left: i32, right: i32) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 138 |     fn remove_range(&mut self, left: i32, right: i32) {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 142 |     fn query_range_node(node: &Option<Rc<RefCell<RangeNode>>>, query_range: &Range<i32>) -> Option<bool> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 163 |     fn range_update(node: &Option<Rc<RefCell<RangeNode>>>, update_range: &Range<i32>, track: bool) {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `TextEditor` is never constructed
[INFO] [stderr]   --> src/leetcode/weekly/weekly_296_4.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | struct TextEditor {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `add_text`, `delete_text`, `cursor_left`, and `cursor_right` are never used
[INFO] [stderr]   --> src/leetcode/weekly/weekly_296_4.rs:29:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | impl TextEditor {
[INFO] [stderr]    | --------------- associated items in this implementation
[INFO] [stderr] 28 |
[INFO] [stderr] 29 |     fn new() -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 36 |     fn add_text(&mut self, text: String) {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 40 |     fn delete_text(&mut self, k: i32) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 48 |     fn cursor_left(&mut self, k: i32) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 57 |     fn cursor_right(&mut self, k: i32) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SmallestInfiniteSet` is never constructed
[INFO] [stderr]   --> src/leetcode/weekly/weekly_301_2.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 | struct SmallestInfiniteSet {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `pop_smallest`, and `add_back` are never used
[INFO] [stderr]   --> src/leetcode/weekly/weekly_301_2.rs:29:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | impl SmallestInfiniteSet {
[INFO] [stderr]    | ------------------------ associated items in this implementation
[INFO] [stderr] 28 |
[INFO] [stderr] 29 |     fn new() -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 35 |     fn pop_smallest(&mut self) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 41 |     fn add_back(&mut self, num: i32) {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Food` is never constructed
[INFO] [stderr]   --> src/leetcode/weekly/weekly_303_3.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 | struct Food {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FoodRatings` is never constructed
[INFO] [stderr]   --> src/leetcode/weekly/weekly_303_3.rs:50:8
[INFO] [stderr]    |
[INFO] [stderr] 50 | struct FoodRatings {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `change_rating`, and `highest_rated` are never used
[INFO] [stderr]   --> src/leetcode/weekly/weekly_303_3.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 55 | impl FoodRatings {
[INFO] [stderr]    | ---------------- associated items in this implementation
[INFO] [stderr] 56 |
[INFO] [stderr] 57 |     fn new(foods: Vec<String>, cuisines: Vec<String>, ratings: Vec<i32>) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 77 |     fn change_rating(&mut self, food: String, new_rating: i32) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 91 |     fn highest_rated(&self, cuisine: String) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Parent` is never constructed
[INFO] [stderr]   --> src/leetcode/weekly/weekly_304_3.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct Parent {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SINGLE` is never used
[INFO] [stderr]  --> src/leetcode/weekly/weekly_305_3.rs:7:7
[INFO] [stderr]   |
[INFO] [stderr] 7 | const SINGLE: i32 = 0;
[INFO] [stderr]   |       ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `EQUAL` is never used
[INFO] [stderr]  --> src/leetcode/weekly/weekly_305_3.rs:8:7
[INFO] [stderr]   |
[INFO] [stderr] 8 | const EQUAL: i32 = 1;
[INFO] [stderr]   |       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ASC` is never used
[INFO] [stderr]  --> src/leetcode/weekly/weekly_305_3.rs:9:7
[INFO] [stderr]   |
[INFO] [stderr] 9 | const ASC: i32 = 2;
[INFO] [stderr]   |       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BookMyShow` is never constructed
[INFO] [stderr]  --> src/leetcode/biweekly/biweekly_79_4.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct BookMyShow {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BookInfo` is never constructed
[INFO] [stderr]   --> src/leetcode/biweekly/biweekly_79_4.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | struct BookInfo {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `BookOperation` is never used
[INFO] [stderr]   --> src/leetcode/biweekly/biweekly_79_4.rs:29:7
[INFO] [stderr]    |
[INFO] [stderr] 29 | trait BookOperation {
[INFO] [stderr]    |       ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `gather`, and `scatter` are never used
[INFO] [stderr]    --> src/leetcode/biweekly/biweekly_79_4.rs:91:8
[INFO] [stderr]     |
[INFO] [stderr]  89 | impl BookMyShow {
[INFO] [stderr]     | --------------- associated items in this implementation
[INFO] [stderr]  90 |
[INFO] [stderr]  91 |     fn new(n: i32, m: i32) -> Self {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] ...
[INFO] [stderr]  99 |     fn gather(&mut self, k: i32, max_row: i32) -> Vec<i32> {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 110 |     fn scatter(&mut self, k: i32, max_row: i32) -> bool {
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `NumberContainers` is never constructed
[INFO] [stderr]   --> src/leetcode/biweekly/biweekly_83_3.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | struct NumberContainers {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `change`, and `find` are never used
[INFO] [stderr]   --> src/leetcode/biweekly/biweekly_83_3.rs:24:8
[INFO] [stderr]    |
[INFO] [stderr] 22 | impl NumberContainers {
[INFO] [stderr]    | --------------------- associated items in this implementation
[INFO] [stderr] 23 |
[INFO] [stderr] 24 |     fn new() -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 31 |     fn change(&mut self, index: i32, number: i32) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 43 |     fn find(&self, number: i32) -> i32 {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `KmpSearch` is never used
[INFO] [stderr]  --> src/algorithm/kmp.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub trait KmpSearch {
[INFO] [stderr]   |           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Ticket` is never constructed
[INFO] [stderr]    --> src/algorithm/segment_tree.rs:120:8
[INFO] [stderr]     |
[INFO] [stderr] 120 | struct Ticket {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `gcd` is never used
[INFO] [stderr]  --> src/algorithm/mod.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn gcd(a: i32, b: i32) -> i32 {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Scanner` is never constructed
[INFO] [stderr]  --> src/codeforces/scanner.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | struct Scanner {
[INFO] [stderr]   |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: module `solution_offer_II_91` should have a snake case name
[INFO] [stderr]   --> src/leetcode/editor/cn/mod.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 | pub mod solution_offer_II_91;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `solution_offer_ii_91`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `btree`
[INFO] [stderr]   --> src/leetcode/editor/cn/solution_513.rs:36:24
[INFO] [stderr]    |
[INFO] [stderr] 36 | use leetcode_prelude::{btree, TreeNode};
[INFO] [stderr]    |                        ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `leetcode` (lib) generated 119 warnings (run `cargo fix --lib -p leetcode` to apply 67 suggestions)
[INFO] [stderr] warning: `leetcode` (lib test) generated 96 warnings (95 duplicates) (run `cargo fix --lib -p leetcode --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/leetcode-4ddf3a49fd209613)
[INFO] [stdout] 
[INFO] [stdout] running 110 tests
[INFO] [stdout] test algorithm::binary_search::binary_search_lower_bound_test ... ok
[INFO] [stdout] test algorithm::segment_tree::it_works ... ok
[INFO] [stdout] test leetcode::biweekly::biweekly_79_2::biweekly_79_2_test ... ok
[INFO] [stdout] test leetcode::biweekly::biweekly_79_3::biweekly_79_3_test ... ok
[INFO] [stdout] test leetcode::biweekly::biweekly_80_2::biweekly_80_2_test ... ok
[INFO] [stdout] test leetcode::biweekly::biweekly_80_1::biweekly_80_1_test ... ok
[INFO] [stdout] test leetcode::biweekly::biweekly_81_3::biweekly_81_3_test ... ok
[INFO] [stdout] test leetcode::biweekly::biweekly_81_4::biweekly_81_4_test ... ok
[INFO] [stdout] test leetcode::biweekly::biweekly_82_2::biweekly_82_2_test ... ok
[INFO] [stdout] test leetcode::biweekly::biweekly_82_1::biweekly_82_1_test ... ok
[INFO] [stdout] test algorithm::binary_search::binary_search_upper_bound_test ... ok
[INFO] [stdout] test leetcode::biweekly::biweekly_83_4::biweekly_83_4_test ... ok
[INFO] [stdout] test leetcode::biweekly::biweekly_83_1::biweekly_83_1_test ... ok
[INFO] [stdout] test leetcode::editor::cn::solution_15::solution_15_test ... ok
[INFO] [stdout] test leetcode::editor::cn::solution_498::solution_498_test ... ok
[INFO] [stdout] test leetcode::editor::cn::solution_1089::solution_1089_test ... ok
[INFO] [stdout] test leetcode::biweekly::biweekly_79_1::biweekly_79_1_test ... ok
[INFO] [stdout] test leetcode::editor::cn::solution_508::solution_508_test ... ok
[INFO] [stdout] test leetcode::editor::cn::solution_513::solution_513_test ... ok
[INFO] [stdout] test leetcode::biweekly::biweekly_83_3::biweekly_83_3_test ... ok
[INFO] [stdout] test leetcode::editor::cn::solution_1051::solution_1051_test ... ok
[INFO] [stdout] test leetcode::biweekly::biweekly_81_2::biweekly_81_2_test ... ok
[INFO] [stdout] test leetcode::biweekly::biweekly_83_2::biweekly_83_2_test ... ok
[INFO] [stdout] test leetcode::biweekly::biweekly_81_1::biweekly_81_1_test ... ok
[INFO] [stdout] test leetcode::editor::cn::solution_515::solution_515_test ... ok
[INFO] [stdout] test leetcode::editor::cn::solution_719::solution_719_test ... ok
[INFO] [stdout] test leetcode::editor::cn::solution_715::solution_715_test ... ok
[INFO] [stdout] test leetcode::editor::cn::solution_221::solution_221_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_293_2::weekly_293_2_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_293_3::weekly_293_3_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_294_1::weekly_294_1_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_294_2::weekly_294_2_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_295_2::weekly_295_2_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_296_1::weekly_296_1_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_295_1::weekly_295_1_test ... ok
[INFO] [stdout] test leetcode::editor::cn::solution_1108::solution_1108_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_294_3::weekly_294_3_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_293_1::weekly_293_1_test ... ok
[INFO] [stdout] test leetcode::editor::cn::solution_732::solution_732_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_296_2::weekly_296_2_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_296_3::weekly_296_3_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_297_1::weekly_297_1_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_295_3::weekly_295_3_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_296_4::weekly_296_4_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_297_2::weekly_297_2_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_297_3::weekly_297_3_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_298_1::weekly_298_1_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_297_4::weekly_297_4_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_298_2::weekly_298_2_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_298_4::weekly_298_4_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_299_1::weekly_299_1_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_299_2::weekly_299_2_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_299_4::weekly_299_4_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_300_1::weekly_300_1_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_300_2::weekly_300_2_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_300_4::weekly_300_4_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_301_1::weekly_301_1_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_301_3::weekly_300_4_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_301_4::weekly_300_4_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_302_1::weekly_302_1_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_302_2::weekly_300_4_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_302_3::weekly_300_4_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_302_4::weekly_302_4_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_303_2::weekly_303_2_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_303_3::weekly_303_3_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_305_1::weekly_305_1_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_306_1::weekly_306_1_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_306_2::weekly_306_2_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_303_4::weekly_297_4_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_304_1::weekly_304_1_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_304_2::weekly_304_1_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_304_3::weekly_304_1_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_305_2::weekly_305_2_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_306_3::weekly_306_3_test ... ok
[INFO] [stdout] test tests::n115_test ... ok
[INFO] [stdout] test tests::n1994_test ... ok
[INFO] [stdout] test tests::n1_test ... ok
[INFO] [stdout] test tests::n232_test ... ok
[INFO] [stdout] test tests::n28_test ... ok
[INFO] [stdout] test tests::n2_test ... ok
[INFO] [stdout] test tests::n338_test ... ok
[INFO] [stdout] test tests::n303_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_306_4::weekly_306_4_test ... ok
[INFO] [stdout] test tests::n331_test ... ok
[INFO] [stdout] test tests::n4_test ... ok
[INFO] [stdout] test tests::n1178_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_305_4::weekly_305_4_test ... ok
[INFO] [stdout] test tests::n14_test ... ok
[INFO] [stdout] test tests::n460_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_305_3::weekly_305_3_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_304_4::weekly_304_1_test ... ok
[INFO] [stdout] test tests::n54_test ... ok
[INFO] [stdout] test tests::n887_test ... ok
[INFO] [stdout] test tests::n395_test ... ok
[INFO] [stdout] test tests::n3_test ... ok
[INFO] [stdout] test tests::n896_test ... ok
[INFO] [stdout] test tests::n8_test ... ok
[INFO] [stdout] test leetcode::weekly::weekly_301_2::weekly_300_4_test ... ok
[INFO] [stdout] test tests::n7_test ... ok
[INFO] [stdout] test tests::n838_test ... ok
[INFO] [stdout] test tests::n6_test ... ok
[INFO] [stdout] test tests::n706_test ... ok
[INFO] [stdout] test tests::n765_test ... ok
[INFO] [stdout] test tests::n832_test ... ok
[INFO] [stdout] test tests::n9_test ... ok
[INFO] [stdout] test leetcode::biweekly::biweekly_82_3::biweekly_82_3_test ... FAILED
[INFO] [stdout] test leetcode::weekly::weekly_298_3::weekly_298_3_test ... FAILED
[INFO] [stdout] test leetcode::weekly::weekly_300_3::weekly_300_3_test ... FAILED
[INFO] [stdout] test leetcode::weekly::weekly_299_3::weekly_299_3_test ... FAILED
[INFO] [stdout] test leetcode::editor::cn::solution_532::solution_532_test has been running for over 60 seconds
[INFO] [stdout] test leetcode::editor::cn::solution_532::solution_532_test ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- leetcode::biweekly::biweekly_82_3::biweekly_82_3_test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'leetcode::biweekly::biweekly_82_3::biweekly_82_3_test' (39) panicked at src/leetcode/biweekly/biweekly_82_3.rs:5:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 1211
[INFO] [stdout]  right: 579
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5d534de7bfb2 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5d534de7bfb2 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::trace_unsynchronized::<std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5d534de7bfb2 - std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5d534de7bfb2 - <<std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c5ed12ab89cc536a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5d534de90dca - <core[c5ed12ab89cc536a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5d534de90dca - core[c5ed12ab89cc536a]::fmt::write
[INFO] [stdout]    6:     0x5d534de80de6 - std[716c9a7a72e5c14e]::io::default_write_fmt::<alloc[9c68fdf4f4f29218]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5d534de80de6 - <alloc[9c68fdf4f4f29218]::vec::Vec<u8> as std[716c9a7a72e5c14e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5d534de5a47f - <std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5d534de5a47f - std[716c9a7a72e5c14e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5d534de74299 - std[716c9a7a72e5c14e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5d534de0fb9e - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5d534de0fb9e - test[64760d2bdea328cc]::test_main_with_exit_callback::<test[64760d2bdea328cc]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5d534de74452 - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5d534de74452 - std[716c9a7a72e5c14e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5d534de5a538 - std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5d534de51f09 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_end_short_backtrace::<std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5d534de5b38d - __rustc[4f0b026143eab78e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5d534de9150c - core[c5ed12ab89cc536a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5d534de913c3 - core[c5ed12ab89cc536a]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x5d534dd35f54 - core[c5ed12ab89cc536a]::panicking::assert_failed::<i64, i64>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x5d534ddd1778 - leetcode[2db519ad64600adb]::leetcode::biweekly::biweekly_82_3::biweekly_82_3_test
[INFO] [stdout]                                at /opt/rustwide/workdir/src/leetcode/biweekly/biweekly_82_3.rs:5:5
[INFO] [stdout]   22:     0x5d534ddcfd67 - leetcode[2db519ad64600adb]::leetcode::biweekly::biweekly_82_3::biweekly_82_3_test::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/leetcode/biweekly/biweekly_82_3.rs:4:24
[INFO] [stdout]   23:     0x5d534dd35076 - <leetcode[2db519ad64600adb]::leetcode::biweekly::biweekly_82_3::biweekly_82_3_test::{closure#0} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5d534de03f4b - <fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5d534de03f4b - test[64760d2bdea328cc]::__rust_begin_short_backtrace::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5d534de107aa - test[64760d2bdea328cc]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5d534de107aa - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5d534de107aa - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5d534de107aa - std[716c9a7a72e5c14e]::panicking::catch_unwind::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5d534de107aa - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5d534de107aa - test[64760d2bdea328cc]::run_test_in_process
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5d534de107aa - test[64760d2bdea328cc]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5d534de0ac74 - test[64760d2bdea328cc]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5d534de0ac74 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_begin_short_backtrace::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5d534de132a2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5d534de132a2 - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5d534de132a2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5d534de132a2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<(), core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5d534de132a2 - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5d534de132a2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5d534de132a2 - <std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5d534de7b85f - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn core[c5ed12ab89cc536a]::ops::function::FnOnce<(), Output = ()> + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5d534de7b85f - <std[716c9a7a72e5c14e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x7f5a1a631aa4 - <unknown>
[INFO] [stdout]   45:     0x7f5a1a6bea64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- leetcode::weekly::weekly_298_3::weekly_298_3_test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'leetcode::weekly::weekly_298_3::weekly_298_3_test' (76) panicked at src/leetcode/weekly/weekly_298_3.rs:5:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 4
[INFO] [stdout]  right: 5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5d534de7bfb2 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5d534de7bfb2 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::trace_unsynchronized::<std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5d534de7bfb2 - std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5d534de7bfb2 - <<std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c5ed12ab89cc536a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5d534de90dca - <core[c5ed12ab89cc536a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5d534de90dca - core[c5ed12ab89cc536a]::fmt::write
[INFO] [stdout]    6:     0x5d534de80de6 - std[716c9a7a72e5c14e]::io::default_write_fmt::<alloc[9c68fdf4f4f29218]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5d534de80de6 - <alloc[9c68fdf4f4f29218]::vec::Vec<u8> as std[716c9a7a72e5c14e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5d534de5a47f - <std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5d534de5a47f - std[716c9a7a72e5c14e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5d534de74299 - std[716c9a7a72e5c14e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5d534de0fb9e - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5d534de0fb9e - test[64760d2bdea328cc]::test_main_with_exit_callback::<test[64760d2bdea328cc]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5d534de74452 - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5d534de74452 - std[716c9a7a72e5c14e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5d534de5a538 - std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5d534de51f09 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_end_short_backtrace::<std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5d534de5b38d - __rustc[4f0b026143eab78e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5d534de9150c - core[c5ed12ab89cc536a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5d534de913c3 - core[c5ed12ab89cc536a]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x5d534de4f6a5 - core[c5ed12ab89cc536a]::panicking::assert_failed::<i32, i32>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x5d534dd5c9ef - leetcode[2db519ad64600adb]::leetcode::weekly::weekly_298_3::weekly_298_3_test
[INFO] [stdout]                                at /opt/rustwide/workdir/src/leetcode/weekly/weekly_298_3.rs:5:5
[INFO] [stdout]   22:     0x5d534dd5b407 - leetcode[2db519ad64600adb]::leetcode::weekly::weekly_298_3::weekly_298_3_test::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/leetcode/weekly/weekly_298_3.rs:4:23
[INFO] [stdout]   23:     0x5d534dd34576 - <leetcode[2db519ad64600adb]::leetcode::weekly::weekly_298_3::weekly_298_3_test::{closure#0} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5d534de03f4b - <fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5d534de03f4b - test[64760d2bdea328cc]::__rust_begin_short_backtrace::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5d534de107aa - test[64760d2bdea328cc]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5d534de107aa - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5d534de107aa - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5d534de107aa - std[716c9a7a72e5c14e]::panicking::catch_unwind::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5d534de107aa - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5d534de107aa - test[64760d2bdea328cc]::run_test_in_process
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5d534de107aa - test[64760d2bdea328cc]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5d534de0ac74 - test[64760d2bdea328cc]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5d534de0ac74 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_begin_short_backtrace::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5d534de132a2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5d534de132a2 - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5d534de132a2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5d534de132a2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<(), core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5d534de132a2 - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5d534de132a2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5d534de132a2 - <std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5d534de7b85f - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn core[c5ed12ab89cc536a]::ops::function::FnOnce<(), Output = ()> + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5d534de7b85f - <std[716c9a7a72e5c14e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x7f5a1a631aa4 - <unknown>
[INFO] [stdout]   45:     0x7f5a1a6bea64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- leetcode::weekly::weekly_300_3::weekly_300_3_test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'leetcode::weekly::weekly_300_3::weekly_300_3_test' (84) panicked at src/leetcode/weekly/weekly_300_3.rs:5:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: -1
[INFO] [stdout]  right: 6
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5d534de7bfb2 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5d534de7bfb2 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::trace_unsynchronized::<std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5d534de7bfb2 - std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5d534de7bfb2 - <<std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c5ed12ab89cc536a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5d534de90dca - <core[c5ed12ab89cc536a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5d534de90dca - core[c5ed12ab89cc536a]::fmt::write
[INFO] [stdout]    6:     0x5d534de80de6 - std[716c9a7a72e5c14e]::io::default_write_fmt::<alloc[9c68fdf4f4f29218]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5d534de80de6 - <alloc[9c68fdf4f4f29218]::vec::Vec<u8> as std[716c9a7a72e5c14e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5d534de5a47f - <std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5d534de5a47f - std[716c9a7a72e5c14e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5d534de74299 - std[716c9a7a72e5c14e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5d534de0fb9e - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5d534de0fb9e - test[64760d2bdea328cc]::test_main_with_exit_callback::<test[64760d2bdea328cc]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5d534de74452 - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5d534de74452 - std[716c9a7a72e5c14e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5d534de5a538 - std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5d534de51f09 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_end_short_backtrace::<std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5d534de5b38d - __rustc[4f0b026143eab78e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5d534de9150c - core[c5ed12ab89cc536a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5d534de913c3 - core[c5ed12ab89cc536a]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x5d534de4f6a5 - core[c5ed12ab89cc536a]::panicking::assert_failed::<i32, i32>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x5d534de00482 - leetcode[2db519ad64600adb]::leetcode::weekly::weekly_300_3::weekly_300_3_test
[INFO] [stdout]                                at /opt/rustwide/workdir/src/leetcode/weekly/weekly_300_3.rs:5:5
[INFO] [stdout]   22:     0x5d534ddfb077 - leetcode[2db519ad64600adb]::leetcode::weekly::weekly_300_3::weekly_300_3_test::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/leetcode/weekly/weekly_300_3.rs:4:23
[INFO] [stdout]   23:     0x5d534dd34776 - <leetcode[2db519ad64600adb]::leetcode::weekly::weekly_300_3::weekly_300_3_test::{closure#0} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5d534de03f4b - <fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5d534de03f4b - test[64760d2bdea328cc]::__rust_begin_short_backtrace::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5d534de107aa - test[64760d2bdea328cc]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5d534de107aa - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5d534de107aa - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5d534de107aa - std[716c9a7a72e5c14e]::panicking::catch_unwind::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5d534de107aa - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5d534de107aa - test[64760d2bdea328cc]::run_test_in_process
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5d534de107aa - test[64760d2bdea328cc]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5d534de0ac74 - test[64760d2bdea328cc]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5d534de0ac74 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_begin_short_backtrace::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5d534de132a2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5d534de132a2 - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5d534de132a2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5d534de132a2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<(), core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5d534de132a2 - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5d534de132a2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5d534de132a2 - <std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5d534de7b85f - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn core[c5ed12ab89cc536a]::ops::function::FnOnce<(), Output = ()> + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5d534de7b85f - <std[716c9a7a72e5c14e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x7f5a1a631aa4 - <unknown>
[INFO] [stdout]   45:     0x7f5a1a6bea64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- leetcode::weekly::weekly_299_3::weekly_299_3_test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'leetcode::weekly::weekly_299_3::weekly_299_3_test' (80) panicked at src/leetcode/weekly/weekly_299_3.rs:8:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 50431721
[INFO] [stdout]  right: 50434704
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5d534de7bfb2 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5d534de7bfb2 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::trace_unsynchronized::<std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5d534de7bfb2 - std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5d534de7bfb2 - <<std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c5ed12ab89cc536a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5d534de90dca - <core[c5ed12ab89cc536a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5d534de90dca - core[c5ed12ab89cc536a]::fmt::write
[INFO] [stdout]    6:     0x5d534de80de6 - std[716c9a7a72e5c14e]::io::default_write_fmt::<alloc[9c68fdf4f4f29218]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5d534de80de6 - <alloc[9c68fdf4f4f29218]::vec::Vec<u8> as std[716c9a7a72e5c14e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5d534de5a47f - <std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5d534de5a47f - std[716c9a7a72e5c14e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5d534de74299 - std[716c9a7a72e5c14e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5d534de0fb9e - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5d534de0fb9e - test[64760d2bdea328cc]::test_main_with_exit_callback::<test[64760d2bdea328cc]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5d534de74452 - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5d534de74452 - std[716c9a7a72e5c14e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5d534de5a538 - std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5d534de51f09 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_end_short_backtrace::<std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5d534de5b38d - __rustc[4f0b026143eab78e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5d534de9150c - core[c5ed12ab89cc536a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5d534de913c3 - core[c5ed12ab89cc536a]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x5d534de4f6a5 - core[c5ed12ab89cc536a]::panicking::assert_failed::<i32, i32>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x5d534dd95e02 - leetcode[2db519ad64600adb]::leetcode::weekly::weekly_299_3::weekly_299_3_test
[INFO] [stdout]                                at /opt/rustwide/workdir/src/leetcode/weekly/weekly_299_3.rs:8:5
[INFO] [stdout]   22:     0x5d534dd627f7 - leetcode[2db519ad64600adb]::leetcode::weekly::weekly_299_3::weekly_299_3_test::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/leetcode/weekly/weekly_299_3.rs:4:23
[INFO] [stdout]   23:     0x5d534dd34676 - <leetcode[2db519ad64600adb]::leetcode::weekly::weekly_299_3::weekly_299_3_test::{closure#0} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5d534de03f4b - <fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5d534de03f4b - test[64760d2bdea328cc]::__rust_begin_short_backtrace::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5d534de107aa - test[64760d2bdea328cc]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5d534de107aa - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5d534de107aa - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5d534de107aa - std[716c9a7a72e5c14e]::panicking::catch_unwind::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5d534de107aa - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5d534de107aa - test[64760d2bdea328cc]::run_test_in_process
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5d534de107aa - test[64760d2bdea328cc]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5d534de0ac74 - test[64760d2bdea328cc]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5d534de0ac74 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_begin_short_backtrace::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5d534de132a2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5d534de132a2 - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5d534de132a2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5d534de132a2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<(), core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5d534de132a2 - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5d534de132a2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5d534de132a2 - <std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5d534de7b85f - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn core[c5ed12ab89cc536a]::ops::function::FnOnce<(), Output = ()> + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5d534de7b85f - <std[716c9a7a72e5c14e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x7f5a1a631aa4 - <unknown>
[INFO] [stdout]   45:     0x7f5a1a6bea64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- leetcode::editor::cn::solution_532::solution_532_test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'leetcode::editor::cn::solution_532::solution_532_test' (53) panicked at src/leetcode/editor/cn/solution_532.rs:74:17:
[INFO] [stdout] attempt to add with overflow
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5d534de7bfb2 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5d534de7bfb2 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::trace_unsynchronized::<std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5d534de7bfb2 - std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5d534de7bfb2 - <<std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c5ed12ab89cc536a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5d534de90dca - <core[c5ed12ab89cc536a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5d534de90dca - core[c5ed12ab89cc536a]::fmt::write
[INFO] [stdout]    6:     0x5d534de80de6 - std[716c9a7a72e5c14e]::io::default_write_fmt::<alloc[9c68fdf4f4f29218]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5d534de80de6 - <alloc[9c68fdf4f4f29218]::vec::Vec<u8> as std[716c9a7a72e5c14e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5d534de5a47f - <std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5d534de5a47f - std[716c9a7a72e5c14e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5d534de74299 - std[716c9a7a72e5c14e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5d534de0fb9e - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5d534de0fb9e - test[64760d2bdea328cc]::test_main_with_exit_callback::<test[64760d2bdea328cc]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5d534de74452 - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5d534de74452 - std[716c9a7a72e5c14e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5d534de5a56a - std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x5d534de51f09 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_end_short_backtrace::<std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5d534de5b38d - __rustc[4f0b026143eab78e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5d534de9150c - core[c5ed12ab89cc536a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5d534de92509 - core[c5ed12ab89cc536a]::panicking::panic_const::panic_const_add_overflow
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:175:17
[INFO] [stdout]   20:     0x5d534dde56ae - <leetcode[2db519ad64600adb]::leetcode::Solution>::find_pairs
[INFO] [stdout]                                at /opt/rustwide/workdir/src/leetcode/editor/cn/solution_532.rs:74:17
[INFO] [stdout]   21:     0x5d534dd97caa - leetcode[2db519ad64600adb]::leetcode::editor::cn::solution_532::solution_532_test
[INFO] [stdout]                                at /opt/rustwide/workdir/src/leetcode/editor/cn/solution_532.rs:100:16
[INFO] [stdout]   22:     0x5d534dd62907 - leetcode[2db519ad64600adb]::leetcode::editor::cn::solution_532::solution_532_test::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/leetcode/editor/cn/solution_532.rs:99:23
[INFO] [stdout]   23:     0x5d534dd35336 - <leetcode[2db519ad64600adb]::leetcode::editor::cn::solution_532::solution_532_test::{closure#0} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5d534de03f4b - <fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5d534de03f4b - test[64760d2bdea328cc]::__rust_begin_short_backtrace::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5d534de107aa - test[64760d2bdea328cc]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5d534de107aa - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5d534de107aa - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5d534de107aa - std[716c9a7a72e5c14e]::panicking::catch_unwind::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5d534de107aa - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5d534de107aa - test[64760d2bdea328cc]::run_test_in_process
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5d534de107aa - test[64760d2bdea328cc]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5d534de0ac74 - test[64760d2bdea328cc]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5d534de0ac74 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_begin_short_backtrace::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5d534de132a2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5d534de132a2 - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5d534de132a2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5d534de132a2 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<(), core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5d534de132a2 - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5d534de132a2 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5d534de132a2 - <std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5d534de7b85f - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn core[c5ed12ab89cc536a]::ops::function::FnOnce<(), Output = ()> + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5d534de7b85f - <std[716c9a7a72e5c14e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x7f5a1a631aa4 - <unknown>
[INFO] [stdout]   45:     0x7f5a1a6bea64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     leetcode::biweekly::biweekly_82_3::biweekly_82_3_test
[INFO] [stdout]     leetcode::editor::cn::solution_532::solution_532_test
[INFO] [stdout]     leetcode::weekly::weekly_298_3::weekly_298_3_test
[INFO] [stdout]     leetcode::weekly::weekly_299_3::weekly_299_3_test
[INFO] [stdout]     leetcode::weekly::weekly_300_3::weekly_300_3_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 105 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 303.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "67112e4e446de55afd57a816ac07b220cd0d9390eb3ee7c4470742d1fa95a08d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67112e4e446de55afd57a816ac07b220cd0d9390eb3ee7c4470742d1fa95a08d", kill_on_drop: false }`
[INFO] [stdout] 67112e4e446de55afd57a816ac07b220cd0d9390eb3ee7c4470742d1fa95a08d
