[INFO] cloning repository https://github.com/Yogaflre/leetcode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Yogaflre/leetcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYogaflre%2Fleetcode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYogaflre%2Fleetcode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 599bc667910b1e3cf51258f5f736cea1823a2b4e
[INFO] testing Yogaflre/leetcode against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYogaflre%2Fleetcode" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Yogaflre/leetcode on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Yogaflre/leetcode
[INFO] finished tweaking git repo https://github.com/Yogaflre/leetcode
[INFO] tweaked toml for git repo https://github.com/Yogaflre/leetcode written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Yogaflre/leetcode already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7400a6ebb1c2d61468aee81f4ee2a2a63a744b2f7f477d3cd44f3c25a38dad85
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7400a6ebb1c2d61468aee81f4ee2a2a63a744b2f7f477d3cd44f3c25a38dad85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7400a6ebb1c2d61468aee81f4ee2a2a63a744b2f7f477d3cd44f3c25a38dad85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7400a6ebb1c2d61468aee81f4ee2a2a63a744b2f7f477d3cd44f3c25a38dad85", kill_on_drop: false }`
[INFO] [stdout] 7400a6ebb1c2d61468aee81f4ee2a2a63a744b2f7f477d3cd44f3c25a38dad85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67b29cc59f49c3b9c91533055366c2f8f70399eca594ca49f03b80417d14e57d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "67b29cc59f49c3b9c91533055366c2f8f70399eca594ca49f03b80417d14e57d", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> src/base/list_node.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/greedy/queue_reconstruction_by_height.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | /         /**
[INFO] [stdout] 31 | |          * [[7,0],[7,1],[6,1],[5,0],[5,2],[4,4]]    [7,0]插入0
[INFO] [stdout] 32 | |          * [[7,0],[7,1],[6,1],[5,0],[5,2],[4,4]]    [7,1]插入1
[INFO] [stdout] 33 | |          * [[7,0],[6,1],[7,1],[5,0],[5,2],[4,4]]    [6,1]插入1
[INFO] [stdout] ...  |
[INFO] [stdout] 36 | |          * [[5,0],[7,0],[5,2],[6,1],[4,4],[7,1]]    [4,4]插入4
[INFO] [stdout] 37 | |          */
[INFO] [stdout]    | |___________^
[INFO] [stdout] 38 | /         for p in people {
[INFO] [stdout] 39 | |             res.insert(p[1] as usize, p);
[INFO] [stdout] 40 | |         }
[INFO] [stdout]    | |_________- rustdoc does not generate documentation for expressions
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]   --> src/medium/merge_intervals.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::collections::HashSet;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/tree/convert_sorted_array_to_binary_search_tree.rs:30:23
[INFO] [stdout]    |
[INFO] [stdout] 30 |             let mid = ((l + r) / 2);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]   --> src/tree/lowest_common_ancestor_of_a_binary_tree.rs:75:15
[INFO] [stdout]    |
[INFO] [stdout] 75 |         while (index < p_path.len() && index < q_path.len() && p_path[index] == q_path[index]) {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matrix`
[INFO] [stdout]   --> src/array/kth_smallest_element_in_a_sorted_matrix.rs:25:39
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn kth_smallest_binary_search(matrix: Vec<Vec<i32>>, k: i32) -> i32 {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_matrix`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/array/kth_smallest_element_in_a_sorted_matrix.rs:25:62
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn kth_smallest_binary_search(matrix: Vec<Vec<i32>>, k: i32) -> i32 {
[INFO] [stdout]    |                                                              ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/base/bit_map.rs:76:23
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn set(&mut self, n: usize) {}
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/base/bit_map.rs:78:19
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn get(&self, n: usize) -> bool {
[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/base/heap.rs:112:13
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn topN(nums: Vec<i32>, n: usize) -> Vec<i32> {
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_nums`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/base/heap.rs:112:29
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn topN(nums: Vec<i32>, n: usize) -> Vec<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/base/heap.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn find_mid(nums: Vec<i32>) -> i32 {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_nums`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mains`
[INFO] [stdout]    --> src/base/matchs.rs:107:16
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn good_suffix(mains: &Vec<char>, aims: &Vec<char>, i: usize, j: usize) -> usize {
[INFO] [stdout]     |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_mains`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `aims`
[INFO] [stdout]    --> src/base/matchs.rs:107:35
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn good_suffix(mains: &Vec<char>, aims: &Vec<char>, i: usize, j: usize) -> usize {
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_aims`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/base/matchs.rs:107:53
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn good_suffix(mains: &Vec<char>, aims: &Vec<char>, i: usize, j: usize) -> usize {
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/base/matchs.rs:107:63
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn good_suffix(mains: &Vec<char>, aims: &Vec<char>, i: usize, j: usize) -> usize {
[INFO] [stdout]     |                                                               ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/base/matchs.rs:118:8
[INFO] [stdout]     |
[INFO] [stdout] 118 | fn kmp(a: &str, b: &str) -> bool {
[INFO] [stdout]     |        ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/base/matchs.rs:118:17
[INFO] [stdout]     |
[INFO] [stdout] 118 | fn kmp(a: &str, b: &str) -> bool {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nodes`
[INFO] [stdout]   --> src/base/tree_node.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn create(nodes: Vec<i32>) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stdout]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_nodes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bit/reverse_bits.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |         for i in 0..32 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `graph`
[INFO] [stdout]   --> src/graph/is_graph_bipartite.rs:37:25
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn is_bipartite(graph: Vec<Vec<i32>>) -> bool {
[INFO] [stdout]    |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `heights`
[INFO] [stdout]   --> src/hard/largest_rectangle_in_histogram.rs:18:35
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn largest_rectangle_area(heights: Vec<i32>) -> i32 {
[INFO] [stdout]    |                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_heights`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `l` is never read
[INFO] [stdout]   --> src/hard/maximal_rectangle.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut l = i;
[INFO] [stdout]    |                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmp`
[INFO] [stdout]   --> src/hard/maximal_rectangle.rs:56:25
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 let mut tmp = j;
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_tmp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/hash/longest_harmonious_subsequence.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 |         for (k, v) in map.iter() {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `metrix`
[INFO] [stdout]   --> src/medium/course_schedule.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let metrix: Vec<Vec<i32>> = vec![vec![0; num_courses as usize]; num_courses as usize];
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_metrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prerequisites`
[INFO] [stdout]   --> src/medium/course_schedule.rs:73:42
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn can_finish2(num_courses: i32, prerequisites: Vec<Vec<i32>>) -> bool {
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prerequisites`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `str`
[INFO] [stdout]   --> src/medium/string_to_integer_atoi.rs:42:20
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn my_atoi(str: String) -> i32 {
[INFO] [stdout]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/tree/house_robber_iii.rs:73:21
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let a = node.borrow();
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `count_table` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/base/huffman_coding.rs:12:24
[INFO] [stdout]    |
[INFO] [stdout] 11 |         match count_table.get(&i) {
[INFO] [stdout]    |               ----------- immutable borrow occurs here
[INFO] [stdout] 12 |             Some(n) => count_table.insert(i, n + 1),
[INFO] [stdout]    |                        ^^^^^^^^^^^           - immutable borrow later used here
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        mutable borrow occurs here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]    = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]    = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/base/list_node.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 |             let mut pre = &root;
[INFO] [stdout]    |                 ----^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/base/sort_algo.rs:87:10
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn merge(mut nums: Vec<i32>) -> Vec<i32> {
[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/hard/maximal_rectangle.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 let mut tmp = j;
[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/hard/regular_expression_matching.rs:58:27
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn rmatch(s: &[char], mut si: usize, p: &[char], mut pi: usize) -> bool {
[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/hard/regular_expression_matching.rs:58:54
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn rmatch(s: &[char], mut si: usize, p: &[char], mut pi: usize) -> bool {
[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/linked_list/reverse_linked_list.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         mut pre: Option<Box<ListNode>>,
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/array/array_nesting.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `array_nesting`
[INFO] [stdout]   --> src/array/array_nesting.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn array_nesting(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/array/beautiful_arrangement_ii.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `construct_array`
[INFO] [stdout]   --> src/array/beautiful_arrangement_ii.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn construct_array(n: i32, k: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/array/count_primes.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `count_primes`
[INFO] [stdout]   --> src/array/count_primes.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn count_primes(n: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `count_primes_sqrt`
[INFO] [stdout]   --> src/array/count_primes.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn count_primes_sqrt(n: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_prime`
[INFO] [stdout]   --> src/array/count_primes.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn is_prime(n: i32) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/array/degree_of_an_array.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_shortest_sub_array`
[INFO] [stdout]   --> src/array/degree_of_an_array.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn find_shortest_sub_array(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/array/find_the_duplicate_number.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_duplicate`
[INFO] [stdout]   --> src/array/find_the_duplicate_number.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn find_duplicate(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/array/kth_smallest_element_in_a_sorted_matrix.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `kth_smallest_binary_search`
[INFO] [stdout]   --> src/array/kth_smallest_element_in_a_sorted_matrix.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn kth_smallest_binary_search(matrix: Vec<Vec<i32>>, k: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `kth_smallest_heap`
[INFO] [stdout]   --> src/array/kth_smallest_element_in_a_sorted_matrix.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn kth_smallest_heap(matrix: Vec<Vec<i32>>, k: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/array/max_chunks_to_make_sorted.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_chunks_to_sorted`
[INFO] [stdout]   --> src/array/max_chunks_to_make_sorted.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn max_chunks_to_sorted(arr: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/array/max_consecutive_ones.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_max_consecutive_ones`
[INFO] [stdout]   --> src/array/max_consecutive_ones.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn find_max_consecutive_ones(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/array/reshape_the_matrix.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `matrix_reshape`
[INFO] [stdout]   --> src/array/reshape_the_matrix.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn matrix_reshape(nums: Vec<Vec<i32>>, r: i32, c: i32) -> Vec<Vec<i32>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/array/search_a_2d_matrix_ii.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `search_matrix`
[INFO] [stdout]   --> src/array/search_a_2d_matrix_ii.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn search_matrix(matrix: Vec<Vec<i32>>, target: i32) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `search_matrix2`
[INFO] [stdout]   --> src/array/search_a_2d_matrix_ii.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn search_matrix2(matrix: Vec<Vec<i32>>, target: i32) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/array/set_mismatch.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_error_nums`
[INFO] [stdout]   --> src/array/set_mismatch.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn find_error_nums(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_error_nums_sort`
[INFO] [stdout]   --> src/array/set_mismatch.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn find_error_nums_sort(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/array/toeplitz_matrix.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_toeplitz_matrix`
[INFO] [stdout]   --> src/array/toeplitz_matrix.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn is_toeplitz_matrix(matrix: Vec<Vec<i32>>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/backtracking/generate_parentheses.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `generate_parenthesis`
[INFO] [stdout]   --> src/backtracking/generate_parentheses.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn generate_parenthesis(n: i32) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `generate`
[INFO] [stdout]   --> src/backtracking/generate_parentheses.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn generate(result: &mut Vec<String>, temp: String, l: i32, r: i32) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/backtracking/n_queens.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `solve_n_queens`
[INFO] [stdout]   --> src/backtracking/n_queens.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn solve_n_queens(n: i32) -> Vec<Vec<String>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `put`
[INFO] [stdout]   --> src/backtracking/n_queens.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn put(row: usize, mut items: Vec<usize>, result: &mut Vec<Vec<String>>) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_ok`
[INFO] [stdout]   --> src/backtracking/n_queens.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn is_ok(row: usize, column: usize, items: &Vec<usize>) -> bool {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/backtracking/n_queens_ii.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `total_n_queens`
[INFO] [stdout]   --> src/backtracking/n_queens_ii.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn total_n_queens(n: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `put`
[INFO] [stdout]   --> src/backtracking/n_queens_ii.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn put(row: usize, mut items: Vec<usize>) -> i32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_ok`
[INFO] [stdout]   --> src/backtracking/n_queens_ii.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn is_ok(row: usize, column: usize, items: &Vec<usize>) -> bool {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/backtracking/permutations.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `permute2`
[INFO] [stdout]   --> src/backtracking/permutations.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn permute2(nums: Vec<i32>) -> Vec<Vec<i32>> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive`
[INFO] [stdout]   --> src/backtracking/permutations.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn recursive(result: &mut Vec<Vec<i32>>, nums: Vec<i32>, tmp: Vec<i32>) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `loop_search`
[INFO] [stdout]  --> src/base/binary_search.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn loop_search(nums: &Vec<i32>, target: i32) -> bool {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `recursive_search`
[INFO] [stdout]   --> src/base/binary_search.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn recursive_search(nums: &Vec<i32>, target: i32, left: usize, right: usize) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_first`
[INFO] [stdout]   --> src/base/binary_search.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn find_first(nums: &Vec<i32>, target: i32) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_end`
[INFO] [stdout]   --> src/base/binary_search.rs:60:4
[INFO] [stdout]    |
[INFO] [stdout] 60 | fn find_end(nums: &Vec<i32>, target: i32) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_first_bigger`
[INFO] [stdout]   --> src/base/binary_search.rs:85:4
[INFO] [stdout]    |
[INFO] [stdout] 85 | fn find_first_bigger(nums: &Vec<i32>, target: i32) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_last_smaller`
[INFO] [stdout]    --> src/base/binary_search.rs:107:4
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn find_last_smaller(nums: &Vec<i32>, target: i32) -> i32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/base/bit_map.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(nbits: usize) -> BitMap {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set`
[INFO] [stdout]   --> src/base/bit_map.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn set(&mut self, n: usize) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/base/bit_map.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn get(&self, n: usize) -> bool {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/base/bit_map.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 70 |     pub fn new(nbits: usize) -> BloomFilter {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set`
[INFO] [stdout]   --> src/base/bit_map.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn set(&mut self, n: usize) {}
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/base/bit_map.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn get(&self, n: usize) -> bool {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create`
[INFO] [stdout]   --> src/base/consistant_hash.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn create(nodes: Vec<String>, replica: u8) -> ConsistantHash {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `hash_virtual`
[INFO] [stdout]   --> src/base/consistant_hash.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn hash_virtual(key: &String) -> u64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_first_node`
[INFO] [stdout]   --> src/base/consistant_hash.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn find_first_node(&mut self, key: &String) -> &mut Node {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_first_node_by_index`
[INFO] [stdout]   --> src/base/consistant_hash.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn find_first_node_by_index(&mut self, index: u64) -> &mut Node {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]   --> src/base/consistant_hash.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn add(&mut self, k: String, v: String) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete`
[INFO] [stdout]   --> src/base/consistant_hash.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn delete(&mut self, k: String) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_node`
[INFO] [stdout]    --> src/base/consistant_hash.rs:102:8
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn add_node(&mut self, address: String) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete_node`
[INFO] [stdout]    --> src/base/consistant_hash.rs:120:8
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn delete_node(&mut self, address: String) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create`
[INFO] [stdout]   --> src/base/graph.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn create(n: usize) -> Graph {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `addEdge`
[INFO] [stdout]   --> src/base/graph.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn addEdge(&mut self, i: usize, j: usize) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `bfs`
[INFO] [stdout]   --> src/base/graph.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn bfs(&self, i: usize, j: usize) -> Vec<usize> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dfs`
[INFO] [stdout]   --> src/base/graph.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn dfs(&self, i: usize, j: usize) -> Vec<usize> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dfs_recursive`
[INFO] [stdout]   --> src/base/graph.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn dfs_recursive(&self, i: usize, j: usize, items: &mut Vec<Vec<usize>>) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `distribute_candy`
[INFO] [stdout]  --> src/base/greedy.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn distribute_candy(mut candies: i32, mut children: Vec<i32>) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_disjoint_area`
[INFO] [stdout]   --> src/base/greedy.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn find_disjoint_area(mut areas: Vec<(i32, i32)>) -> Vec<(i32, i32)> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `remove_num`
[INFO] [stdout]   --> src/base/greedy.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn remove_num(num: u32) -> Vec<u32> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `heapify`
[INFO] [stdout]   --> src/base/heap.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn heapify(nums: &mut Vec<i32>, mut index: usize) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create`
[INFO] [stdout]   --> src/base/heap.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn create(mut nums: Vec<i32>) -> Heap {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert`
[INFO] [stdout]   --> src/base/heap.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn insert(&mut self, num: i32) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_max`
[INFO] [stdout]   --> src/base/heap.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn remove_max(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sort`
[INFO] [stdout]   --> src/base/heap.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn sort(&mut self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `topN`
[INFO] [stdout]    --> src/base/heap.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn topN(nums: Vec<i32>, n: usize) -> Vec<i32> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_mid`
[INFO] [stdout]    --> src/base/heap.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn find_mid(nums: Vec<i32>) -> i32 {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `huffman_coding`
[INFO] [stdout]  --> src/base/huffman_coding.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn huffman_coding(text: String) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `default`
[INFO] [stdout]   --> src/base/java_map.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn default() -> JavaMap<K, V> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/base/java_map.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn new(capacity: u64) -> JavaMap<K, V> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `size`
[INFO] [stdout]   --> src/base/java_map.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn size(&self) -> u64 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `init_capacity`
[INFO] [stdout]   --> src/base/java_map.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn init_capacity(capacity: u64) -> u64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_threshold`
[INFO] [stdout]   --> src/base/java_map.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn get_threshold(capacity: u64, load_factor: f32) -> u64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_index`
[INFO] [stdout]   --> src/base/java_map.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn get_index(k: &K, capacity: u64) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/base/java_map.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn get(&mut self, k: K) -> Option<&V> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `put`
[INFO] [stdout]   --> src/base/java_map.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn put(&mut self, k: K, v: V) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `resize`
[INFO] [stdout]    --> src/base/java_map.rs:120:8
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn resize(&mut self) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove`
[INFO] [stdout]    --> src/base/java_map.rs:133:8
[INFO] [stdout]     |
[INFO] [stdout] 133 |     fn remove(&mut self, k: K) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `JumpTable`
[INFO] [stdout]  --> src/base/jump_table.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct JumpTable {}
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/base/list_node.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(val: i32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create`
[INFO] [stdout]   --> src/base/list_node.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn create(nums: Vec<i32>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/base/list_node.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn new(val: i32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create`
[INFO] [stdout]   --> src/base/list_node.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn create(nums: Vec<i32>) -> Option<Rc<RefCell<DoubleListNode>>> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bp`
[INFO] [stdout]  --> src/base/matchs.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn bp(main: &str, aim: &str) -> bool {
[INFO] [stdout]   |    ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `rk`
[INFO] [stdout]   --> src/base/matchs.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn rk(main: &str, aim: &str) -> bool {
[INFO] [stdout]    |    ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hash`
[INFO] [stdout]   --> src/base/matchs.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn hash(text: &str, dict: &HashMap<char, i32>) -> i32 {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bm`
[INFO] [stdout]   --> src/base/matchs.rs:69:4
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn bm(a: &str, b: &str) -> bool {
[INFO] [stdout]    |    ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bad_char`
[INFO] [stdout]   --> src/base/matchs.rs:92:4
[INFO] [stdout]    |
[INFO] [stdout] 92 | fn bad_char(mains: &Vec<char>, aims: &Vec<char>, i: usize, j: usize) -> usize {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `good_suffix`
[INFO] [stdout]    --> src/base/matchs.rs:107:4
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn good_suffix(mains: &Vec<char>, aims: &Vec<char>, i: usize, j: usize) -> usize {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `kmp`
[INFO] [stdout]    --> src/base/matchs.rs:118:4
[INFO] [stdout]     |
[INFO] [stdout] 118 | fn kmp(a: &str, b: &str) -> bool {
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bubble`
[INFO] [stdout]  --> src/base/sort_algo.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn bubble(mut nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `insert`
[INFO] [stdout]   --> src/base/sort_algo.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn insert(mut nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `select`
[INFO] [stdout]   --> src/base/sort_algo.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn select(mut nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fast`
[INFO] [stdout]   --> src/base/sort_algo.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn fast(nums: &mut Vec<i32>, left: usize, right: usize) {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `merge`
[INFO] [stdout]   --> src/base/sort_algo.rs:87:4
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn merge(mut nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `do_merge`
[INFO] [stdout]   --> src/base/sort_algo.rs:98:4
[INFO] [stdout]    |
[INFO] [stdout] 98 | fn do_merge(a: Vec<i32>, b: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/base/tree_node.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn new(val: i32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `example`
[INFO] [stdout]   --> src/base/tree_node.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn example() -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create`
[INFO] [stdout]   --> src/base/tree_node.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn create(nodes: Vec<i32>) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/binary_search/find_first_and_last_position_of_element_in_sorted_array.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `search_range`
[INFO] [stdout]   --> src/binary_search/find_first_and_last_position_of_element_in_sorted_array.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn search_range(nums: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/binary_search/find_minimum_in_rotated_sorted_array.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_min`
[INFO] [stdout]   --> src/binary_search/find_minimum_in_rotated_sorted_array.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn find_min(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/binary_search/find_smallest_letter_greater_than_target.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next_greatest_letter`
[INFO] [stdout]   --> src/binary_search/find_smallest_letter_greater_than_target.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn next_greatest_letter(letters: Vec<char>, target: char) -> char {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/binary_search/powx_n.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `my_pow`
[INFO] [stdout]   --> src/binary_search/powx_n.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn my_pow(x: f64, n: i32) -> f64 {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/binary_search/single_element_in_a_sorted_array.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `single_non_duplicate`
[INFO] [stdout]   --> src/binary_search/single_element_in_a_sorted_array.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn single_non_duplicate(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `single_non_duplicate2`
[INFO] [stdout]   --> src/binary_search/single_element_in_a_sorted_array.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn single_non_duplicate2(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/binary_search/sqrtx.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `my_sqrt`
[INFO] [stdout]   --> src/binary_search/sqrtx.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn my_sqrt(x: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/bit/binary_number_with_alternating_bits.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_alternating_bits`
[INFO] [stdout]   --> src/bit/binary_number_with_alternating_bits.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn has_alternating_bits(n: i32) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/bit/counting_bits.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `count_bits`
[INFO] [stdout]   --> src/bit/counting_bits.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn count_bits(num: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `count_bits2`
[INFO] [stdout]   --> src/bit/counting_bits.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn count_bits2(num: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `count_bits3`
[INFO] [stdout]   --> src/bit/counting_bits.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn count_bits3(num: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `count_bits4`
[INFO] [stdout]   --> src/bit/counting_bits.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn count_bits4(num: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/bit/hamming_distance.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `hamming_distance`
[INFO] [stdout]   --> src/bit/hamming_distance.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn hamming_distance(x: i32, y: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/bit/maximum_product_of_word_lengths.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_product`
[INFO] [stdout]   --> src/bit/maximum_product_of_word_lengths.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn max_product(words: Vec<String>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/bit/missing_number.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `missing_number`
[INFO] [stdout]   --> src/bit/missing_number.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn missing_number(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/bit/number_complement.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_complement`
[INFO] [stdout]   --> src/bit/number_complement.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn find_complement(num: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/bit/power_of_four.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_power_of_four`
[INFO] [stdout]   --> src/bit/power_of_four.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn is_power_of_four(n: i32) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/bit/power_of_two.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_power_of_two`
[INFO] [stdout]   --> src/bit/power_of_two.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn is_power_of_two(n: i32) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/bit/reverse_bits.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reverse_bits`
[INFO] [stdout]   --> src/bit/reverse_bits.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn reverse_bits(x: u32) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/bit/single_number.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `single_number`
[INFO] [stdout]   --> src/bit/single_number.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn single_number(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/bit/single_number_iii.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `single_number`
[INFO] [stdout]   --> src/bit/single_number_iii.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn single_number(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/bit/sum_of_two_integers.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_sum`
[INFO] [stdout]   --> src/bit/sum_of_two_integers.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn get_sum(a: i32, b: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/divide/different_ways_to_add_parentheses.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `diff_ways_to_compute`
[INFO] [stdout]   --> src/divide/different_ways_to_add_parentheses.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn diff_ways_to_compute(input: String) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/divide/unique_binary_search_trees_ii.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `generate_trees`
[INFO] [stdout]   --> src/divide/unique_binary_search_trees_ii.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn generate_trees(n: i32) -> Vec<Option<Rc<RefCell<TreeNode>>>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive`
[INFO] [stdout]   --> src/divide/unique_binary_search_trees_ii.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn recursive(l: usize, r: usize) -> Vec<Option<Rc<RefCell<TreeNode>>>> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/dynamic_programming/best_time_to_buy_and_sell_stock_with_cooldown.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_profit`
[INFO] [stdout]   --> src/dynamic_programming/best_time_to_buy_and_sell_stock_with_cooldown.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn max_profit(prices: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_profit2`
[INFO] [stdout]   --> src/dynamic_programming/best_time_to_buy_and_sell_stock_with_cooldown.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn max_profit2(prices: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive`
[INFO] [stdout]   --> src/dynamic_programming/best_time_to_buy_and_sell_stock_with_cooldown.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn recursive(prices: &Vec<i32>, index: usize, dp: &mut Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/dynamic_programming/climbing_stairs.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `climb_stairs`
[INFO] [stdout]   --> src/dynamic_programming/climbing_stairs.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn climb_stairs(n: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `climb`
[INFO] [stdout]   --> src/dynamic_programming/climbing_stairs.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn climb(n: usize, items: &mut Vec<i32>) -> i32 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/dynamic_programming/coin_change.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `coin_change`
[INFO] [stdout]   --> src/dynamic_programming/coin_change.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn coin_change(coins: Vec<i32>, amount: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `change`
[INFO] [stdout]   --> src/dynamic_programming/coin_change.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn change(coins: &Vec<i32>, amount: i32, items: &mut Vec<i32>) -> i32 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/dynamic_programming/edit_distance.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `min_distance`
[INFO] [stdout]   --> src/dynamic_programming/edit_distance.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn min_distance(word1: String, word2: String) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `distance`
[INFO] [stdout]   --> src/dynamic_programming/edit_distance.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn distance(
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/dynamic_programming/fibonacci_number.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fib`
[INFO] [stdout]   --> src/dynamic_programming/fibonacci_number.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn fib(n: i32) -> i32 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lib_loop`
[INFO] [stdout]   --> src/dynamic_programming/fibonacci_number.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn lib_loop(n: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/dynamic_programming/house_robber.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rob`
[INFO] [stdout]   --> src/dynamic_programming/house_robber.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn rob(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive`
[INFO] [stdout]   --> src/dynamic_programming/house_robber.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn recursive(nums: &Vec<i32>, index: usize, items: &mut Vec<i32>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/dynamic_programming/minimum_path_sum.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `min_path_sum`
[INFO] [stdout]   --> src/dynamic_programming/minimum_path_sum.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn min_path_sum(grid: Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `min_path_sum2`
[INFO] [stdout]   --> src/dynamic_programming/minimum_path_sum.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn min_path_sum2(grid: Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `path_sum2`
[INFO] [stdout]   --> src/dynamic_programming/minimum_path_sum.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn path_sum2(grid: &Vec<Vec<i32>>, i: usize, j: usize, matrix: &mut Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `min_path_sum3`
[INFO] [stdout]   --> src/dynamic_programming/minimum_path_sum.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn min_path_sum3(grid: Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `path_sum3`
[INFO] [stdout]   --> src/dynamic_programming/minimum_path_sum.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn path_sum3(grid: &Vec<Vec<i32>>, i: usize, j: usize) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `zero_one_knapsack`
[INFO] [stdout]  --> src/dynamic_programming/zero_one_knapsack.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn zero_one_knapsack(items: &[i32], capacity: usize) -> usize {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/easy/distribute_candies_to_people.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `distribute_candies`
[INFO] [stdout]   --> src/easy/distribute_candies_to_people.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn distribute_candies(candies: i32, num_people: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/easy/find_all_numbers_disappeared_in_an_array.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_disappeared_numbers`
[INFO] [stdout]   --> src/easy/find_all_numbers_disappeared_in_an_array.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn find_disappeared_numbers(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_disappeared_numbers2`
[INFO] [stdout]   --> src/easy/find_all_numbers_disappeared_in_an_array.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn find_disappeared_numbers2(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/easy/intersection_of_two_arrays.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `intersection`
[INFO] [stdout]   --> src/easy/intersection_of_two_arrays.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn intersection(nums1: Vec<i32>, nums2: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `intersection2`
[INFO] [stdout]   --> src/easy/intersection_of_two_arrays.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn intersection2(nums1: Vec<i32>, nums2: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/easy/longest_common_prefix.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `longest_common_prefix`
[INFO] [stdout]   --> src/easy/longest_common_prefix.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn longest_common_prefix(strs: Vec<String>) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `longest_common_prefix2`
[INFO] [stdout]   --> src/easy/longest_common_prefix.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn longest_common_prefix2(strs: Vec<String>) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/easy/majority_element.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `majority_element`
[INFO] [stdout]   --> src/easy/majority_element.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn majority_element(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `majority_element2`
[INFO] [stdout]   --> src/easy/majority_element.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn majority_element2(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `majority_element3`
[INFO] [stdout]   --> src/easy/majority_element.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn majority_element3(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/easy/partition_array_into_three_parts_with_equal_sum.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `can_three_parts_equal_sum`
[INFO] [stdout]   --> src/easy/partition_array_into_three_parts_with_equal_sum.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn can_three_parts_equal_sum(a: Vec<i32>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/easy/plus_one.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `plus_one`
[INFO] [stdout]   --> src/easy/plus_one.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn plus_one(digits: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/easy/remove_duplicates_from_sorted_array.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_duplicates`
[INFO] [stdout]   --> src/easy/remove_duplicates_from_sorted_array.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn remove_duplicates(nums: &mut Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_duplicates2`
[INFO] [stdout]   --> src/easy/remove_duplicates_from_sorted_array.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn remove_duplicates2(nums: &mut Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/easy/reverse_integer.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reverse`
[INFO] [stdout]   --> src/easy/reverse_integer.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn reverse(x: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/easy/roman_to_integer.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `roman_to_int`
[INFO] [stdout]   --> src/easy/roman_to_integer.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn roman_to_int(s: String) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/easy/search_insert_position.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `search_insert`
[INFO] [stdout]   --> src/easy/search_insert_position.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn search_insert(nums: Vec<i32>, target: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/easy/shortest_unsorted_continuous_subarray.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_unsorted_subarray`
[INFO] [stdout]   --> src/easy/shortest_unsorted_continuous_subarray.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn find_unsorted_subarray(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/graph/is_graph_bipartite.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_bipartite`
[INFO] [stdout]   --> src/graph/is_graph_bipartite.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn is_bipartite(graph: Vec<Vec<i32>>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/greedy/assign_cookies.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_content_children`
[INFO] [stdout]   --> src/greedy/assign_cookies.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn find_content_children(g: Vec<i32>, s: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/greedy/best_time_to_buy_and_sell_stock.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_profit`
[INFO] [stdout]   --> src/greedy/best_time_to_buy_and_sell_stock.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn max_profit(prices: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_profit2`
[INFO] [stdout]   --> src/greedy/best_time_to_buy_and_sell_stock.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn max_profit2(prices: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/greedy/best_time_to_buy_and_sell_stock_ii.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_profit`
[INFO] [stdout]   --> src/greedy/best_time_to_buy_and_sell_stock_ii.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn max_profit(prices: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/greedy/can_place_flowers.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `can_place_flowers`
[INFO] [stdout]   --> src/greedy/can_place_flowers.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn can_place_flowers(flowerbed: Vec<i32>, n: i32) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/greedy/maximum_subarray.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_sub_array`
[INFO] [stdout]   --> src/greedy/maximum_subarray.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn max_sub_array(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/greedy/minimum_number_of_arrows_to_burst_balloons.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_min_arrow_shots`
[INFO] [stdout]   --> src/greedy/minimum_number_of_arrows_to_burst_balloons.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn find_min_arrow_shots(points: Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/greedy/non_decreasing_array.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check_possibility`
[INFO] [stdout]   --> src/greedy/non_decreasing_array.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn check_possibility(nums: Vec<i32>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/greedy/non_overlapping_intervals.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `erase_overlap_intervals`
[INFO] [stdout]   --> src/greedy/non_overlapping_intervals.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn erase_overlap_intervals(intervals: Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/greedy/queue_reconstruction_by_height.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reconstruct_queue`
[INFO] [stdout]   --> src/greedy/queue_reconstruction_by_height.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn reconstruct_queue(people: Vec<Vec<i32>>) -> Vec<Vec<i32>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/hard/best_time_to_buy_and_sell_stock_iii.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_profit`
[INFO] [stdout]   --> src/hard/best_time_to_buy_and_sell_stock_iii.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn max_profit(prices: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `profit`
[INFO] [stdout]   --> src/hard/best_time_to_buy_and_sell_stock_iii.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn profit(prices: &Vec<i32>, index: usize, twice: bool, items: &mut Vec<i32>) -> i32 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/hard/binary_tree_maximum_path_sum.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_path_sum`
[INFO] [stdout]   --> src/hard/binary_tree_maximum_path_sum.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn max_path_sum(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `search`
[INFO] [stdout]   --> src/hard/binary_tree_maximum_path_sum.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn search(root: &Option<Rc<RefCell<TreeNode>>>) -> Option<i32> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `search_one_path`
[INFO] [stdout]   --> src/hard/binary_tree_maximum_path_sum.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn search_one_path(root: &Option<Rc<RefCell<TreeNode>>>) -> Option<i32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/hard/find_median_from_data_stream.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_num`
[INFO] [stdout]   --> src/hard/find_median_from_data_stream.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn add_num(&mut self, num: i32) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_median`
[INFO] [stdout]   --> src/hard/find_median_from_data_stream.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn find_median(&self) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/hard/first_missing_positive.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `first_missing_positive`
[INFO] [stdout]   --> src/hard/first_missing_positive.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn first_missing_positive(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/hard/jump_game_ii.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `jump`
[INFO] [stdout]   --> src/hard/jump_game_ii.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn jump(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `jump2`
[INFO] [stdout]   --> src/hard/jump_game_ii.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn jump2(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `jump_recursive`
[INFO] [stdout]   --> src/hard/jump_game_ii.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn jump_recursive(nums: &Vec<i32>, index: usize, items: &mut Vec<i32>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/hard/largest_rectangle_in_histogram.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `largest_rectangle_area`
[INFO] [stdout]   --> src/hard/largest_rectangle_in_histogram.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn largest_rectangle_area(heights: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `largest_rectangle_area2`
[INFO] [stdout]   --> src/hard/largest_rectangle_in_histogram.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn largest_rectangle_area2(heights: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/hard/longest_valid_parentheses.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `longest_valid_parentheses`
[INFO] [stdout]   --> src/hard/longest_valid_parentheses.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn longest_valid_parentheses(s: String) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/hard/maximal_rectangle.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `maximal_rectangle`
[INFO] [stdout]   --> src/hard/maximal_rectangle.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn maximal_rectangle(matrix: Vec<Vec<char>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_rectangle`
[INFO] [stdout]   --> src/hard/maximal_rectangle.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn get_rectangle(
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/hard/median_of_two_sorted_arrays.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_median_sorted_arrays`
[INFO] [stdout]   --> src/hard/median_of_two_sorted_arrays.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn find_median_sorted_arrays(nums1: Vec<i32>, nums2: Vec<i32>) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_middle`
[INFO] [stdout]   --> src/hard/median_of_two_sorted_arrays.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn find_middle(nums: Vec<i32>) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/hard/merge_k_sorted_lists.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `merge_k_lists`
[INFO] [stdout]   --> src/hard/merge_k_sorted_lists.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn merge_k_lists(lists: Vec<Option<Box<ListNode>>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `merge_k_lists2`
[INFO] [stdout]   --> src/hard/merge_k_sorted_lists.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn merge_k_lists2(lists: Vec<Option<Box<ListNode>>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `merge_two_lists`
[INFO] [stdout]   --> src/hard/merge_k_sorted_lists.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn merge_two_lists(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/hard/minimum_window_substring.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `min_window`
[INFO] [stdout]   --> src/hard/minimum_window_substring.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn min_window(s: String, t: String) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/hard/regular_expression_matching.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_match`
[INFO] [stdout]   --> src/hard/regular_expression_matching.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn is_match(s: String, p: String) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rmatch`
[INFO] [stdout]   --> src/hard/regular_expression_matching.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn rmatch(s: &[char], mut si: usize, p: &[char], mut pi: usize) -> bool {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/hard/remove_invalid_parentheses.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_invalid_parentheses`
[INFO] [stdout]   --> src/hard/remove_invalid_parentheses.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn remove_invalid_parentheses(s: String) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dfs`
[INFO] [stdout]   --> src/hard/remove_invalid_parentheses.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn dfs(
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Codec`
[INFO] [stdout]   --> src/hard/serialize_and_deserialize_binary_tree.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Codec;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `serialize`
[INFO] [stdout]   --> src/hard/serialize_and_deserialize_binary_tree.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn serialize(root: Option<Rc<RefCell<TreeNode>>>) -> String {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `deserialize`
[INFO] [stdout]   --> src/hard/serialize_and_deserialize_binary_tree.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn deserialize(data: String) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/hard/sliding_window_maximum.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_sliding_window`
[INFO] [stdout]   --> src/hard/sliding_window_maximum.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn max_sliding_window(nums: Vec<i32>, k: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_sliding_window2`
[INFO] [stdout]   --> src/hard/sliding_window_maximum.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn max_sliding_window2(nums: Vec<i32>, k: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/hard/trapping_rain_water.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `trap`
[INFO] [stdout]   --> src/hard/trapping_rain_water.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn trap(height: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/hard/wildcard_matching.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_match`
[INFO] [stdout]   --> src/hard/wildcard_matching.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn is_match(s: String, p: String) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_match2`
[INFO] [stdout]   --> src/hard/wildcard_matching.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn is_match2(s: String, p: String) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive_match`
[INFO] [stdout]   --> src/hard/wildcard_matching.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn recursive_match(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/hard/word_search_ii.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_words`
[INFO] [stdout]   --> src/hard/word_search_ii.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn find_words(board: Vec<Vec<char>>, words: Vec<String>) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `search`
[INFO] [stdout]   --> src/hard/word_search_ii.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn search(
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/hash/contains_duplicate.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `contains_duplicate`
[INFO] [stdout]   --> src/hash/contains_duplicate.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn contains_duplicate(nums: Vec<i32>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/hash/lfu_cache.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn new(capacity: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/hash/lfu_cache.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn get(&mut self, key: i32) -> i32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `put`
[INFO] [stdout]   --> src/hash/lfu_cache.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn put(&mut self, key: i32, value: i32) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/hash/longest_consecutive_sequence.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `longest_consecutive`
[INFO] [stdout]   --> src/hash/longest_consecutive_sequence.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn longest_consecutive(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `longest_consecutive2`
[INFO] [stdout]   --> src/hash/longest_consecutive_sequence.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn longest_consecutive2(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/hash/longest_harmonious_subsequence.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_lhs`
[INFO] [stdout]   --> src/hash/longest_harmonious_subsequence.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn find_lhs(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `key`
[INFO] [stdout]   --> src/hash/lru_cache.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     key: i32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `val`
[INFO] [stdout]   --> src/hash/lru_cache.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     val: i32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pre`
[INFO] [stdout]   --> src/hash/lru_cache.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pre: Option<Rc<RefCell<Node>>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `next`
[INFO] [stdout]   --> src/hash/lru_cache.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     next: Option<Rc<RefCell<Node>>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/hash/lru_cache.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn new(key: i32, val: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `LRUCache`
[INFO] [stdout]   --> src/hash/lru_cache.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | struct LRUCache {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/hash/lru_cache.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn new(capacity: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/hash/lru_cache.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn get(&mut self, key: i32) -> i32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `put`
[INFO] [stdout]   --> src/hash/lru_cache.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn put(&mut self, key: i32, value: i32) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `removeNode`
[INFO] [stdout]   --> src/hash/lru_cache.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn removeNode(&mut self, node: Rc<RefCell<Node>>) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `addNode`
[INFO] [stdout]    --> src/hash/lru_cache.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn addNode(&mut self, node: Rc<RefCell<Node>>) {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/hash/two_sum.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `two_sum`
[INFO] [stdout]   --> src/hash/two_sum.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn two_sum(nums: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `two_sum2`
[INFO] [stdout]   --> src/hash/two_sum.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn two_sum2(nums: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/linked_list/add_two_numbers.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_two_numbers`
[INFO] [stdout]   --> src/linked_list/add_two_numbers.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn add_two_numbers(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/linked_list/add_two_numbers_ii.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_two_numbers`
[INFO] [stdout]   --> src/linked_list/add_two_numbers_ii.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn add_two_numbers(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_two_numbers2`
[INFO] [stdout]   --> src/linked_list/add_two_numbers_ii.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn add_two_numbers2(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reverse_list`
[INFO] [stdout]   --> src/linked_list/add_two_numbers_ii.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn reverse_list(
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_two_number`
[INFO] [stdout]   --> src/linked_list/add_two_numbers_ii.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn add_two_number(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/linked_list/intersection_of_two_linked_lists.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_intersection_node`
[INFO] [stdout]   --> src/linked_list/intersection_of_two_linked_lists.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn get_intersection_node(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/linked_list/linked_list_cycle_ii.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `detect_cycle`
[INFO] [stdout]   --> src/linked_list/linked_list_cycle_ii.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn detect_cycle(head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/linked_list/merge_two_sorted_lists.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `merge_two_lists`
[INFO] [stdout]   --> src/linked_list/merge_two_sorted_lists.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn merge_two_lists(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `merge_two_lists2`
[INFO] [stdout]   --> src/linked_list/merge_two_sorted_lists.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn merge_two_lists2(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/linked_list/odd_even_linked_list.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `odd_even_list`
[INFO] [stdout]   --> src/linked_list/odd_even_linked_list.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn odd_even_list(mut head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/linked_list/palindrome_linked_list.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_palindrome`
[INFO] [stdout]   --> src/linked_list/palindrome_linked_list.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn is_palindrome(head: Option<Box<ListNode>>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reverse_loop`
[INFO] [stdout]   --> src/linked_list/palindrome_linked_list.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn reverse_loop(mut head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/linked_list/remove_duplicates_from_sorted_list.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete_duplicates`
[INFO] [stdout]   --> src/linked_list/remove_duplicates_from_sorted_list.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn delete_duplicates(head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/linked_list/remove_nth_node_from_end_of_list.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_nth_from_end`
[INFO] [stdout]   --> src/linked_list/remove_nth_node_from_end_of_list.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn remove_nth_from_end(head: Option<Box<ListNode>>, n: i32) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/linked_list/reverse_linked_list.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reverse_list`
[INFO] [stdout]   --> src/linked_list/reverse_linked_list.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn reverse_list(head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reverse_list_recursive`
[INFO] [stdout]   --> src/linked_list/reverse_linked_list.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn reverse_list_recursive(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reverse_list_loop`
[INFO] [stdout]   --> src/linked_list/reverse_linked_list.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn reverse_list_loop(mut head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/linked_list/swap_nodes_in_pairs.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `swap_pairs`
[INFO] [stdout]   --> src/linked_list/swap_nodes_in_pairs.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn swap_pairs(head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `swap_pairs2`
[INFO] [stdout]   --> src/linked_list/swap_nodes_in_pairs.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn swap_pairs2(head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/binary_tree_level_order_traversal.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `level_order`
[INFO] [stdout]   --> src/medium/binary_tree_level_order_traversal.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn level_order(root: Option<Rc<RefCell<TreeNode>>>) -> Vec<Vec<i32>> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/combination_sum.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `combination_sum`
[INFO] [stdout]   --> src/medium/combination_sum.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn combination_sum(candidates: Vec<i32>, target: i32) -> Vec<Vec<i32>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive`
[INFO] [stdout]   --> src/medium/combination_sum.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn recursive(
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/combinations.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `combine`
[INFO] [stdout]   --> src/medium/combinations.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn combine(n: i32, k: i32) -> Vec<Vec<i32>> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive`
[INFO] [stdout]   --> src/medium/combinations.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn recursive(s: i32, n: i32, k: i32, mut tmp: Vec<i32>, results: &mut Vec<Vec<i32>>) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/construct_binary_tree_from_preorder_and_inorder_traversal.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `build_tree`
[INFO] [stdout]   --> src/medium/construct_binary_tree_from_preorder_and_inorder_traversal.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn build_tree(preorder: Vec<i32>, inorder: Vec<i32>) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `build_recursive`
[INFO] [stdout]   --> src/medium/construct_binary_tree_from_preorder_and_inorder_traversal.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn build_recursive(preorder: &[i32], inorder: &[i32]) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/container_with_most_water.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_area`
[INFO] [stdout]   --> src/medium/container_with_most_water.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn max_area(height: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_area2`
[INFO] [stdout]   --> src/medium/container_with_most_water.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn max_area2(height: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/course_schedule.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `can_finish`
[INFO] [stdout]   --> src/medium/course_schedule.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn can_finish(num_courses: i32, prerequisites: Vec<Vec<i32>>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dfs`
[INFO] [stdout]   --> src/medium/course_schedule.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn dfs(graph: &Vec<LinkedList<i32>>, flags: &mut Vec<i32>, i: usize) -> bool {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `can_finish2`
[INFO] [stdout]   --> src/medium/course_schedule.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn can_finish2(num_courses: i32, prerequisites: Vec<Vec<i32>>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/decode_string.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `decode_string`
[INFO] [stdout]   --> src/medium/decode_string.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn decode_string(s: String) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/find_all_anagrams_in_a_string.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_anagrams`
[INFO] [stdout]   --> src/medium/find_all_anagrams_in_a_string.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn find_anagrams(s: String, p: String) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_anagrams2`
[INFO] [stdout]   --> src/medium/find_all_anagrams_in_a_string.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn find_anagrams2(s: String, p: String) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_anagrams3`
[INFO] [stdout]   --> src/medium/find_all_anagrams_in_a_string.rs:98:12
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn find_anagrams3(s: String, p: String) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/flatten_binary_tree_to_linked_list.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `flatten`
[INFO] [stdout]   --> src/medium/flatten_binary_tree_to_linked_list.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn flatten(root: &mut Option<Rc<RefCell<TreeNode>>>) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/group_anagrams.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `group_anagrams`
[INFO] [stdout]   --> src/medium/group_anagrams.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn group_anagrams(strs: Vec<String>) -> Vec<Vec<String>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/medium/insert_delete_getrandom_o1.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert`
[INFO] [stdout]   --> src/medium/insert_delete_getrandom_o1.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn insert(&mut self, val: i32) -> bool {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove`
[INFO] [stdout]   --> src/medium/insert_delete_getrandom_o1.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn remove(&mut self, val: i32) -> bool {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_random`
[INFO] [stdout]   --> src/medium/insert_delete_getrandom_o1.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn get_random(&self) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/jump_game.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `can_jump`
[INFO] [stdout]   --> src/medium/jump_game.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn can_jump(nums: Vec<i32>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `can_jump2`
[INFO] [stdout]   --> src/medium/jump_game.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn can_jump2(nums: Vec<i32>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `jump2`
[INFO] [stdout]   --> src/medium/jump_game.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn jump2(nums: &Vec<i32>, start: usize) -> bool {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/letter_combinations_of_a_phone_number.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `letter_combinations`
[INFO] [stdout]   --> src/medium/letter_combinations_of_a_phone_number.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn letter_combinations(digits: String) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `combine`
[INFO] [stdout]   --> src/medium/letter_combinations_of_a_phone_number.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn combine(base: Vec<String>, next: Vec<String>) -> Vec<String> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/longest_increasing_subsequence.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `length_of_lis`
[INFO] [stdout]   --> src/medium/longest_increasing_subsequence.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn length_of_lis(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `length_of_lis2`
[INFO] [stdout]   --> src/medium/longest_increasing_subsequence.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn length_of_lis2(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/longest_palindromic_substring.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `longest_palindrome`
[INFO] [stdout]   --> src/medium/longest_palindromic_substring.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn longest_palindrome(s: String) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check`
[INFO] [stdout]   --> src/medium/longest_palindromic_substring.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn check(chars: &Vec<char>, mut l: i32, mut r: i32) -> String {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/longest_substring_without_repeating_characters.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `length_of_longest_substring`
[INFO] [stdout]   --> src/medium/longest_substring_without_repeating_characters.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn length_of_longest_substring(s: String) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/maximal_square.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `maximal_square`
[INFO] [stdout]   --> src/medium/maximal_square.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn maximal_square(matrix: Vec<Vec<char>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_square`
[INFO] [stdout]   --> src/medium/maximal_square.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn get_square(i: usize, j: usize, matrix: &Vec<Vec<char>>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/maximum_product_subarray.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_product`
[INFO] [stdout]   --> src/medium/maximum_product_subarray.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn max_product(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/merge_intervals.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `merge`
[INFO] [stdout]   --> src/medium/merge_intervals.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn merge(intervals: Vec<Vec<i32>>) -> Vec<Vec<i32>> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/next_permutation.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next_permutation`
[INFO] [stdout]   --> src/medium/next_permutation.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn next_permutation(nums: &mut Vec<i32>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/number_of_sub_arrays_of_size_k_and_average_greater_than_or_equal_to_threshold.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `num_of_subarrays`
[INFO] [stdout]   --> src/medium/number_of_sub_arrays_of_size_k_and_average_greater_than_or_equal_to_threshold.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn num_of_subarrays(arr: Vec<i32>, k: i32, threshold: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/numbers_with_same_consecutive_differences.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `nums_same_consec_diff`
[INFO] [stdout]   --> src/medium/numbers_with_same_consecutive_differences.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn nums_same_consec_diff(n: i32, k: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive`
[INFO] [stdout]   --> src/medium/numbers_with_same_consecutive_differences.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn recursive(n: i32, k: i32, pre: i32, tmp: String, nums: &mut Vec<i32>) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/partition_equal_subset_sum.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `can_partition`
[INFO] [stdout]   --> src/medium/partition_equal_subset_sum.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn can_partition(nums: Vec<i32>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `can_partition2`
[INFO] [stdout]   --> src/medium/partition_equal_subset_sum.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn can_partition2(nums: Vec<i32>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `backtracking`
[INFO] [stdout]   --> src/medium/partition_equal_subset_sum.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn backtracking(left: i32, nums: Vec<i32>) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/product_of_array_except_self.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `product_except_self`
[INFO] [stdout]   --> src/medium/product_of_array_except_self.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn product_except_self(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `product_except_self2`
[INFO] [stdout]   --> src/medium/product_of_array_except_self.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn product_except_self2(mut nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `product_except_self3`
[INFO] [stdout]   --> src/medium/product_of_array_except_self.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn product_except_self3(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/remove_linked_list_elements.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_elements`
[INFO] [stdout]   --> src/medium/remove_linked_list_elements.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn remove_elements(head: Option<Box<ListNode>>, val: i32) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/rotate_image.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rotate`
[INFO] [stdout]   --> src/medium/rotate_image.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn rotate(matrix: &mut Vec<Vec<i32>>) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/search_in_rotated_sorted_array.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `search`
[INFO] [stdout]   --> src/medium/search_in_rotated_sorted_array.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn search(nums: Vec<i32>, target: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/sort_list.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sort_list`
[INFO] [stdout]   --> src/medium/sort_list.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn sort_list(head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `merge`
[INFO] [stdout]   --> src/medium/sort_list.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn merge(l: Option<Box<ListNode>>, r: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/spiral_matrix.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `spiral_order`
[INFO] [stdout]   --> src/medium/spiral_matrix.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn spiral_order(matrix: Vec<Vec<i32>>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive`
[INFO] [stdout]   --> src/medium/spiral_matrix.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn recursive(matrix: &mut Vec<Vec<i32>>, is_rotate: bool) -> Vec<i32> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/string_to_integer_atoi.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `my_atoi`
[INFO] [stdout]   --> src/medium/string_to_integer_atoi.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn my_atoi(str: String) -> i32 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/subarray_sum_equals_k.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `subarray_sum`
[INFO] [stdout]   --> src/medium/subarray_sum_equals_k.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn subarray_sum(nums: Vec<i32>, k: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `subarray_sum2`
[INFO] [stdout]   --> src/medium/subarray_sum_equals_k.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn subarray_sum2(nums: Vec<i32>, k: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `subarray_sum3`
[INFO] [stdout]   --> src/medium/subarray_sum_equals_k.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn subarray_sum3(nums: Vec<i32>, k: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/subsets.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `subsets`
[INFO] [stdout]   --> src/medium/subsets.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn subsets(nums: Vec<i32>) -> Vec<Vec<i32>> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `subset`
[INFO] [stdout]   --> src/medium/subsets.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn subset(nums: Vec<i32>, set: &mut HashSet<Vec<i32>>) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/target_sum.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_target_sum_ways`
[INFO] [stdout]   --> src/medium/target_sum.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn find_target_sum_ways(nums: Vec<i32>, s: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive`
[INFO] [stdout]   --> src/medium/target_sum.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn recursive(
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/task_scheduler.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `least_interval`
[INFO] [stdout]   --> src/medium/task_scheduler.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn least_interval(tasks: Vec<char>, n: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/three_sum.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `three_sum`
[INFO] [stdout]   --> src/medium/three_sum.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn three_sum(nums: Vec<i32>) -> Vec<Vec<i32>> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `three_sum1`
[INFO] [stdout]   --> src/medium/three_sum.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn three_sum1(nums: Vec<i32>) -> Vec<Vec<i32>> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/three_sum_closest.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `three_sum_closest`
[INFO] [stdout]   --> src/medium/three_sum_closest.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn three_sum_closest(nums: Vec<i32>, target: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/unique_binary_search_trees.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `num_trees`
[INFO] [stdout]   --> src/medium/unique_binary_search_trees.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn num_trees(n: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/unique_paths.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `unique_paths2`
[INFO] [stdout]   --> src/medium/unique_paths.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn unique_paths2(m: i32, n: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `unique_paths`
[INFO] [stdout]   --> src/medium/unique_paths.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn unique_paths(m: i32, n: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive`
[INFO] [stdout]   --> src/medium/unique_paths.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn recursive(m: usize, n: usize, dp: &mut Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/unique_paths_ii.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `unique_paths_with_obstacles`
[INFO] [stdout]   --> src/medium/unique_paths_ii.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn unique_paths_with_obstacles(obstacle_grid: Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive`
[INFO] [stdout]   --> src/medium/unique_paths_ii.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn recursive(grid: &Vec<Vec<i32>>, i: usize, j: usize, matrix: &mut Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/validate_binary_search_tree.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_valid_bst`
[INFO] [stdout]   --> src/medium/validate_binary_search_tree.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn is_valid_bst(root: Option<Rc<RefCell<TreeNode>>>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `valid_recursive`
[INFO] [stdout]   --> src/medium/validate_binary_search_tree.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn valid_recursive(root: Option<Rc<RefCell<TreeNode>>>, min_val: i64, max_val: i64) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/word_break.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `word_break`
[INFO] [stdout]   --> src/medium/word_break.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn word_break(s: String, word_dict: Vec<String>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `break_recursive`
[INFO] [stdout]   --> src/medium/word_break.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn break_recursive(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/word_search.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `exist`
[INFO] [stdout]   --> src/medium/word_search.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn exist(board: Vec<Vec<char>>, word: String) -> bool {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `exist_recursive`
[INFO] [stdout]   --> src/medium/word_search.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn exist_recursive(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/zigzag_conversion.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `convert`
[INFO] [stdout]   --> src/medium/zigzag_conversion.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn convert(s: String, num_rows: i32) -> String {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/search/max_area_of_island.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_area_of_island`
[INFO] [stdout]   --> src/search/max_area_of_island.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn max_area_of_island(grid: Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find`
[INFO] [stdout]   --> src/search/max_area_of_island.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn find(i: usize, j: usize, grid: &mut Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/search/number_of_islands.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `num_islands`
[INFO] [stdout]   --> src/search/number_of_islands.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn num_islands(grid: Vec<Vec<char>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update_islands`
[INFO] [stdout]   --> src/search/number_of_islands.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn update_islands(grid: &mut Vec<Vec<char>>, i: usize, j: usize) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/search/perfect_squares.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `num_squares`
[INFO] [stdout]   --> src/search/perfect_squares.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn num_squares(n: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dfs`
[INFO] [stdout]   --> src/search/perfect_squares.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn dfs(n: usize, dp: &mut Vec<i32>) -> i32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sqrt`
[INFO] [stdout]   --> src/search/perfect_squares.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn sqrt(n: usize) -> usize {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/search/shortest_path_in_binary_matrix.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shortest_path_binary_matrix`
[INFO] [stdout]   --> src/search/shortest_path_in_binary_matrix.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn shortest_path_binary_matrix(grid: Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `bfs`
[INFO] [stdout]   --> src/search/shortest_path_in_binary_matrix.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn bfs(grid: &mut Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dp`
[INFO] [stdout]   --> src/search/shortest_path_in_binary_matrix.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn dp(grid: &mut Vec<Vec<i32>>, dp: &mut Vec<Vec<i32>>, i: i32, j: i32) -> i32 {
[INFO] [stdout]    |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/search/word_ladder.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ladder_length`
[INFO] [stdout]   --> src/search/word_ladder.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn ladder_length(begin_word: String, end_word: String, word_list: Vec<String>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dfs`
[INFO] [stdout]   --> src/search/word_ladder.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn dfs(
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check_single_diff`
[INFO] [stdout]   --> src/search/word_ladder.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn check_single_diff(word1: &str, word2: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/sort/kth_largest_element_in_an_array.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_kth_largest`
[INFO] [stdout]   --> src/sort/kth_largest_element_in_an_array.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn find_kth_largest(nums: Vec<i32>, k: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fast`
[INFO] [stdout]   --> src/sort/kth_largest_element_in_an_array.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn fast(nums: &mut Vec<i32>, left: i32, right: i32) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/sort/sort_characters_by_frequency.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `frequency_sort`
[INFO] [stdout]   --> src/sort/sort_characters_by_frequency.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn frequency_sort(s: String) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/sort/sort_colors.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sort_colors`
[INFO] [stdout]   --> src/sort/sort_colors.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn sort_colors(nums: &mut Vec<i32>) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/sort/top_k_frequent_elements.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `top_k_frequent`
[INFO] [stdout]   --> src/sort/top_k_frequent_elements.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn top_k_frequent(nums: Vec<i32>, k: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `top_k_frequent2`
[INFO] [stdout]   --> src/sort/top_k_frequent_elements.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn top_k_frequent2(nums: Vec<i32>, k: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `top_k_frequent3`
[INFO] [stdout]   --> src/sort/top_k_frequent_elements.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn top_k_frequent3(nums: Vec<i32>, k: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/stack_and_queue/daily_temperatures.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `daily_temperatures`
[INFO] [stdout]   --> src/stack_and_queue/daily_temperatures.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn daily_temperatures(t: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `daily_temperatures2`
[INFO] [stdout]   --> src/stack_and_queue/daily_temperatures.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn daily_temperatures2(t: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `MyQueue`
[INFO] [stdout]   --> src/stack_and_queue/implement_queue_using_stacks.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct MyQueue {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/stack_and_queue/implement_queue_using_stacks.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push`
[INFO] [stdout]   --> src/stack_and_queue/implement_queue_using_stacks.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn push(&mut self, x: i32) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop`
[INFO] [stdout]   --> src/stack_and_queue/implement_queue_using_stacks.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn pop(&mut self) -> i32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peek`
[INFO] [stdout]   --> src/stack_and_queue/implement_queue_using_stacks.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn peek(&self) -> i32 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `empty`
[INFO] [stdout]   --> src/stack_and_queue/implement_queue_using_stacks.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn empty(&self) -> bool {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `MyStack`
[INFO] [stdout]   --> src/stack_and_queue/implement_stack_using_queues.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct MyStack {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/stack_and_queue/implement_stack_using_queues.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push`
[INFO] [stdout]   --> src/stack_and_queue/implement_stack_using_queues.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn push(&mut self, x: i32) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop`
[INFO] [stdout]   --> src/stack_and_queue/implement_stack_using_queues.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn pop(&mut self) -> i32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `top`
[INFO] [stdout]   --> src/stack_and_queue/implement_stack_using_queues.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn top(&self) -> i32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `empty`
[INFO] [stdout]   --> src/stack_and_queue/implement_stack_using_queues.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn empty(&self) -> bool {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `MinStack`
[INFO] [stdout]   --> src/stack_and_queue/min_stack.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct MinStack {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/stack_and_queue/min_stack.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push`
[INFO] [stdout]   --> src/stack_and_queue/min_stack.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn push(&mut self, x: i32) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop`
[INFO] [stdout]   --> src/stack_and_queue/min_stack.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn pop(&mut self) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `top`
[INFO] [stdout]   --> src/stack_and_queue/min_stack.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn top(&self) -> i32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_min`
[INFO] [stdout]   --> src/stack_and_queue/min_stack.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn get_min(&mut self) -> i32 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/stack_and_queue/next_greater_element_ii.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next_greater_elements`
[INFO] [stdout]   --> src/stack_and_queue/next_greater_element_ii.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn next_greater_elements(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/stack_and_queue/valid_parentheses.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_valid`
[INFO] [stdout]   --> src/stack_and_queue/valid_parentheses.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn is_valid(s: String) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_valid2`
[INFO] [stdout]   --> src/stack_and_queue/valid_parentheses.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn is_valid2(s: String) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/string/add_strings.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_strings`
[INFO] [stdout]   --> src/string/add_strings.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn add_strings(num1: String, num2: String) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/string/count_binary_substrings.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `count_binary_substrings`
[INFO] [stdout]   --> src/string/count_binary_substrings.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn count_binary_substrings(s: String) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/string/isomorphic_strings.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_isomorphic`
[INFO] [stdout]   --> src/string/isomorphic_strings.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn is_isomorphic(s: String, t: String) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/string/longest_palindrome.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `longest_palindrome`
[INFO] [stdout]   --> src/string/longest_palindrome.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn longest_palindrome(s: String) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/string/palindrome_number.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_palindrome`
[INFO] [stdout]   --> src/string/palindrome_number.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn is_palindrome(x: i32) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_palindrome2`
[INFO] [stdout]   --> src/string/palindrome_number.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn is_palindrome2(x: i32) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_palindrome3`
[INFO] [stdout]   --> src/string/palindrome_number.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn is_palindrome3(x: i32) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/string/palindromic_substrings.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `count_substrings`
[INFO] [stdout]   --> src/string/palindromic_substrings.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn count_substrings(s: String) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `search`
[INFO] [stdout]   --> src/string/palindromic_substrings.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn search(chars: &Vec<char>, mut left: usize, mut right: usize) -> i32 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/string/valid_anagram.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_anagram`
[INFO] [stdout]   --> src/string/valid_anagram.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn is_anagram(s: String, t: String) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/average_of_levels_in_binary_tree.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `average_of_levels`
[INFO] [stdout]   --> src/tree/average_of_levels_in_binary_tree.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn average_of_levels(root: Option<Rc<RefCell<TreeNode>>>) -> Vec<f64> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/balanced_binary_tree.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_balanced`
[INFO] [stdout]   --> src/tree/balanced_binary_tree.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn is_balanced(root: Option<Rc<RefCell<TreeNode>>>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `depth`
[INFO] [stdout]   --> src/tree/balanced_binary_tree.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn depth(root: &Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/binary_tree_inorder_traversal.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `inorder_traversal`
[INFO] [stdout]   --> src/tree/binary_tree_inorder_traversal.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn inorder_traversal(root: Option<Rc<RefCell<TreeNode>>>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive`
[INFO] [stdout]   --> src/tree/binary_tree_inorder_traversal.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn recursive(root: Option<Rc<RefCell<TreeNode>>>, result: &mut Vec<i32>) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `loops`
[INFO] [stdout]   --> src/tree/binary_tree_inorder_traversal.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn loops(mut root: Option<Rc<RefCell<TreeNode>>>, result: &mut Vec<i32>) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/binary_tree_postorder_traversal.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `postorder_traversal`
[INFO] [stdout]   --> src/tree/binary_tree_postorder_traversal.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn postorder_traversal(root: Option<Rc<RefCell<TreeNode>>>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive`
[INFO] [stdout]   --> src/tree/binary_tree_postorder_traversal.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn recursive(root: Option<Rc<RefCell<TreeNode>>>, result: &mut Vec<i32>) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `loops`
[INFO] [stdout]   --> src/tree/binary_tree_postorder_traversal.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn loops(mut root: Option<Rc<RefCell<TreeNode>>>, result: &mut Vec<i32>) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/binary_tree_preorder_traversal.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `preorder_traversal`
[INFO] [stdout]   --> src/tree/binary_tree_preorder_traversal.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn preorder_traversal(root: Option<Rc<RefCell<TreeNode>>>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive`
[INFO] [stdout]   --> src/tree/binary_tree_preorder_traversal.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn recursive(root: Option<Rc<RefCell<TreeNode>>>, result: &mut Vec<i32>) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `loops`
[INFO] [stdout]   --> src/tree/binary_tree_preorder_traversal.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn loops(mut root: Option<Rc<RefCell<TreeNode>>>, result: &mut Vec<i32>) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/convert_bst_to_greater_tree.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `convert_bst`
[INFO] [stdout]   --> src/tree/convert_bst_to_greater_tree.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn convert_bst(root: Option<Rc<RefCell<TreeNode>>>) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dfs`
[INFO] [stdout]   --> src/tree/convert_bst_to_greater_tree.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn dfs(root: &mut Option<Rc<RefCell<TreeNode>>>, tmp: &mut i32) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/convert_sorted_array_to_binary_search_tree.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sorted_array_to_bst`
[INFO] [stdout]   --> src/tree/convert_sorted_array_to_binary_search_tree.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn sorted_array_to_bst(nums: Vec<i32>) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `creator`
[INFO] [stdout]   --> src/tree/convert_sorted_array_to_binary_search_tree.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn creator(nums: &Vec<i32>, l: i32, r: i32) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/convert_sorted_list_to_binary_search_tree.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sorted_list_to_bst`
[INFO] [stdout]   --> src/tree/convert_sorted_list_to_binary_search_tree.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn sorted_list_to_bst(head: Option<Box<ListNode>>) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `creator`
[INFO] [stdout]   --> src/tree/convert_sorted_list_to_binary_search_tree.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn creator(
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/diameter_of_binary_tree.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `diameter_of_binary_tree`
[INFO] [stdout]   --> src/tree/diameter_of_binary_tree.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn diameter_of_binary_tree(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `depth`
[INFO] [stdout]   --> src/tree/diameter_of_binary_tree.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn depth(root: &Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/find_bottom_left_tree_value.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_bottom_left_value`
[INFO] [stdout]   --> src/tree/find_bottom_left_tree_value.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn find_bottom_left_value(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/find_mode_in_binary_search_tree.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_mode`
[INFO] [stdout]   --> src/tree/find_mode_in_binary_search_tree.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn find_mode(root: Option<Rc<RefCell<TreeNode>>>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `inorder`
[INFO] [stdout]   --> src/tree/find_mode_in_binary_search_tree.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn inorder(
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check`
[INFO] [stdout]   --> src/tree/find_mode_in_binary_search_tree.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn check(val: i32, res: &mut Vec<i32>, pre: &mut (Option<i32>, usize), count: &mut usize) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/house_robber_iii.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rob`
[INFO] [stdout]   --> src/tree/house_robber_iii.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn rob(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dfs`
[INFO] [stdout]   --> src/tree/house_robber_iii.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn dfs(root: &Option<Rc<RefCell<TreeNode>>>) -> (i32, i32) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rob2`
[INFO] [stdout]   --> src/tree/house_robber_iii.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn rob2(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive`
[INFO] [stdout]   --> src/tree/house_robber_iii.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn recursive(root: &Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create`
[INFO] [stdout]   --> src/tree/implement_trie_prefix_tree.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn create(words: Vec<&str>) -> Trie {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/tree/implement_trie_prefix_tree.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert`
[INFO] [stdout]   --> src/tree/implement_trie_prefix_tree.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn insert(&mut self, word: String) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `search`
[INFO] [stdout]   --> src/tree/implement_trie_prefix_tree.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn search(&mut self, word: String) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `starts_with`
[INFO] [stdout]   --> src/tree/implement_trie_prefix_tree.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn starts_with(&mut self, prefix: String) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/invert_binary_tree.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `invert_tree`
[INFO] [stdout]   --> src/tree/invert_binary_tree.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn invert_tree(root: Option<Rc<RefCell<TreeNode>>>) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/kth_smallest_element_in_a_bst.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `kth_smallest`
[INFO] [stdout]   --> src/tree/kth_smallest_element_in_a_bst.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn kth_smallest(root: Option<Rc<RefCell<TreeNode>>>, k: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive`
[INFO] [stdout]   --> src/tree/kth_smallest_element_in_a_bst.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn recursive(root: Option<Rc<RefCell<TreeNode>>>, list: &mut Vec<i32>) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `kth_smallest2`
[INFO] [stdout]   --> src/tree/kth_smallest_element_in_a_bst.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn kth_smallest2(root: Option<Rc<RefCell<TreeNode>>>, k: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive2`
[INFO] [stdout]   --> src/tree/kth_smallest_element_in_a_bst.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn recursive2(root: Option<Rc<RefCell<TreeNode>>>, k: i32, res: &mut i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/longest_univalue_path.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `longest_univalue_path`
[INFO] [stdout]   --> src/tree/longest_univalue_path.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn longest_univalue_path(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_length`
[INFO] [stdout]   --> src/tree/longest_univalue_path.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn max_length(root: &Option<Rc<RefCell<TreeNode>>>, pre_val: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/lowest_common_ancestor_of_a_binary_search_tree.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lowest_common_ancestor`
[INFO] [stdout]   --> src/tree/lowest_common_ancestor_of_a_binary_search_tree.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn lowest_common_ancestor(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dfs`
[INFO] [stdout]   --> src/tree/lowest_common_ancestor_of_a_binary_search_tree.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn dfs(root: Option<Rc<RefCell<TreeNode>>>, pv: i32, qv: i32) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/lowest_common_ancestor_of_a_binary_tree.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lowest_common_ancestor`
[INFO] [stdout]   --> src/tree/lowest_common_ancestor_of_a_binary_tree.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn lowest_common_ancestor(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dfs`
[INFO] [stdout]   --> src/tree/lowest_common_ancestor_of_a_binary_tree.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn dfs(root: Option<Rc<RefCell<TreeNode>>>, p: i32, q: i32) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lowest_common_ancestor2`
[INFO] [stdout]   --> src/tree/lowest_common_ancestor_of_a_binary_tree.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn lowest_common_ancestor2(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dfs2`
[INFO] [stdout]   --> src/tree/lowest_common_ancestor_of_a_binary_tree.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn dfs2(root: &Option<Rc<RefCell<TreeNode>>>, target: i32, paths: &mut Vec<i32>) -> bool {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/maximum_depth_of_binary_tree.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_depth`
[INFO] [stdout]   --> src/tree/maximum_depth_of_binary_tree.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn max_depth(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/merge_two_binary_trees.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `merge_trees`
[INFO] [stdout]   --> src/tree/merge_two_binary_trees.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn merge_trees(
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/minimum_absolute_difference_in_bst.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_minimum_difference`
[INFO] [stdout]   --> src/tree/minimum_absolute_difference_in_bst.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn get_minimum_difference(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `inorder`
[INFO] [stdout]   --> src/tree/minimum_absolute_difference_in_bst.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn inorder(root: Option<Rc<RefCell<TreeNode>>>, pre: &mut Option<i32>, res: &mut i32) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/minimum_depth_of_binary_tree.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `min_depth`
[INFO] [stdout]   --> src/tree/minimum_depth_of_binary_tree.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn min_depth(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/path_sum.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_path_sum`
[INFO] [stdout]   --> src/tree/path_sum.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn has_path_sum(root: Option<Rc<RefCell<TreeNode>>>, sum: i32) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/path_sum_iii.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `path_sum`
[INFO] [stdout]   --> src/tree/path_sum_iii.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn path_sum(root: Option<Rc<RefCell<TreeNode>>>, sum: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `root_sum`
[INFO] [stdout]   --> src/tree/path_sum_iii.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn root_sum(root: &Option<Rc<RefCell<TreeNode>>>, sum: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/second_minimum_node_in_a_binary_tree.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_second_minimum_value`
[INFO] [stdout]   --> src/tree/second_minimum_node_in_a_binary_tree.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn find_second_minimum_value(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/subtree_of_another_tree.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_subtree`
[INFO] [stdout]   --> src/tree/subtree_of_another_tree.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn is_subtree(s: Option<Rc<RefCell<TreeNode>>>, t: Option<Rc<RefCell<TreeNode>>>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check`
[INFO] [stdout]   --> src/tree/subtree_of_another_tree.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn check(s: &Option<Rc<RefCell<TreeNode>>>, t: &Option<Rc<RefCell<TreeNode>>>) -> bool {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/sum_of_left_leaves.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sum_of_left_leaves`
[INFO] [stdout]   --> src/tree/sum_of_left_leaves.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn sum_of_left_leaves(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/symmetric_tree.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_symmetric`
[INFO] [stdout]   --> src/tree/symmetric_tree.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn is_symmetric(root: Option<Rc<RefCell<TreeNode>>>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `symmetric_recursive`
[INFO] [stdout]   --> src/tree/symmetric_tree.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn symmetric_recursive(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `symmetric_loop`
[INFO] [stdout]   --> src/tree/symmetric_tree.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn symmetric_loop(root: Option<Rc<RefCell<TreeNode>>>) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/trim_a_binary_search_tree.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `trim_bst`
[INFO] [stdout]   --> src/tree/trim_a_binary_search_tree.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn trim_bst(
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/two_sum_iv_input_is_a_bst.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_target`
[INFO] [stdout]   --> src/tree/two_sum_iv_input_is_a_bst.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn find_target(root: Option<Rc<RefCell<TreeNode>>>, k: i32) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `inorder`
[INFO] [stdout]   --> src/tree/two_sum_iv_input_is_a_bst.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn inorder(root: Option<Rc<RefCell<TreeNode>>>, values: &mut Vec<i32>) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/two_point/is_subsequence.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_subsequence`
[INFO] [stdout]   --> src/two_point/is_subsequence.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn is_subsequence(s: String, t: String) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/two_point/linked_list_cycle.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_cycle`
[INFO] [stdout]   --> src/two_point/linked_list_cycle.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn has_cycle(head: Option<Box<ListNode>>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/two_point/longest_word_in_dictionary_through_deleting.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_longest_word`
[INFO] [stdout]   --> src/two_point/longest_word_in_dictionary_through_deleting.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn find_longest_word(s: String, d: Vec<String>) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/two_point/merge_sorted_array.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `merge`
[INFO] [stdout]   --> src/two_point/merge_sorted_array.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn merge(nums1: &mut Vec<i32>, m: i32, nums2: &mut Vec<i32>, n: i32) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `merge2`
[INFO] [stdout]   --> src/two_point/merge_sorted_array.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn merge2(nums1: &mut Vec<i32>, m: i32, nums2: &mut Vec<i32>, n: i32) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/two_point/move_zeroes.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `move_zeroes`
[INFO] [stdout]   --> src/two_point/move_zeroes.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn move_zeroes(nums: &mut Vec<i32>) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/two_point/partition_labels.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `partition_labels`
[INFO] [stdout]   --> src/two_point/partition_labels.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn partition_labels(s: String) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/two_point/reverse_vowels_of_a_string.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reverse_vowels`
[INFO] [stdout]   --> src/two_point/reverse_vowels_of_a_string.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn reverse_vowels(s: String) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/two_point/sum_of_square_numbers.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `judge_square_sum`
[INFO] [stdout]   --> src/two_point/sum_of_square_numbers.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn judge_square_sum(c: i32) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/two_point/two_sum_ii_input_array_is_sorted.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `two_sum`
[INFO] [stdout]   --> src/two_point/two_sum_ii_input_array_is_sorted.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn two_sum(numbers: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/two_point/valid_palindrome.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_palindrome`
[INFO] [stdout]   --> src/two_point/valid_palindrome.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn is_palindrome(s: String) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/two_point/valid_palindrome_ii.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `valid_palindrome`
[INFO] [stdout]   --> src/two_point/valid_palindrome_ii.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn valid_palindrome(s: String) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive`
[INFO] [stdout]   --> src/two_point/valid_palindrome_ii.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn recursive(s: &Vec<char>, l: usize, r: usize, flag: bool) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `addEdge` should have a snake case name
[INFO] [stdout]   --> src/base/graph.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn addEdge(&mut self, i: usize, j: usize) {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to snake case: `add_edge`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `topN` should have a snake case name
[INFO] [stdout]    --> src/base/heap.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn topN(nums: Vec<i32>, n: usize) -> Vec<i32> {
[INFO] [stdout]     |        ^^^^ help: convert the identifier to snake case: `top_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stdout]   --> src/easy/remove_duplicates_from_sorted_array.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |         nums.split_off(index);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: use `.truncate()` if you don't need the other half
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `removeNode` should have a snake case name
[INFO] [stdout]   --> src/hash/lru_cache.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn removeNode(&mut self, node: Rc<RefCell<Node>>) {
[INFO] [stdout]    |        ^^^^^^^^^^ help: convert the identifier to snake case: `remove_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `addNode` should have a snake case name
[INFO] [stdout]    --> src/hash/lru_cache.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn addNode(&mut self, node: Rc<RefCell<Node>>) {
[INFO] [stdout]     |        ^^^^^^^ help: convert the identifier to snake case: `add_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 690 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.20s
[INFO] running `Command { std: "docker" "inspect" "67b29cc59f49c3b9c91533055366c2f8f70399eca594ca49f03b80417d14e57d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67b29cc59f49c3b9c91533055366c2f8f70399eca594ca49f03b80417d14e57d", kill_on_drop: false }`
[INFO] [stdout] 67b29cc59f49c3b9c91533055366c2f8f70399eca594ca49f03b80417d14e57d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cc95071666c7391c9d797766d1f7cc776e1d9c17d46a84d0e8acbbc565572843
[INFO] running `Command { std: "docker" "start" "-a" "cc95071666c7391c9d797766d1f7cc776e1d9c17d46a84d0e8acbbc565572843", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> src/base/list_node.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/greedy/queue_reconstruction_by_height.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | /         /**
[INFO] [stdout] 31 | |          * [[7,0],[7,1],[6,1],[5,0],[5,2],[4,4]]    [7,0]插入0
[INFO] [stdout] 32 | |          * [[7,0],[7,1],[6,1],[5,0],[5,2],[4,4]]    [7,1]插入1
[INFO] [stdout] 33 | |          * [[7,0],[6,1],[7,1],[5,0],[5,2],[4,4]]    [6,1]插入1
[INFO] [stdout] ...  |
[INFO] [stdout] 36 | |          * [[5,0],[7,0],[5,2],[6,1],[4,4],[7,1]]    [4,4]插入4
[INFO] [stdout] 37 | |          */
[INFO] [stdout]    | |___________^
[INFO] [stdout] 38 | /         for p in people {
[INFO] [stdout] 39 | |             res.insert(p[1] as usize, p);
[INFO] [stdout] 40 | |         }
[INFO] [stdout]    | |_________- rustdoc does not generate documentation for expressions
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]   --> src/medium/merge_intervals.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::collections::HashSet;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/tree/convert_sorted_array_to_binary_search_tree.rs:30:23
[INFO] [stdout]    |
[INFO] [stdout] 30 |             let mid = ((l + r) / 2);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]   --> src/tree/lowest_common_ancestor_of_a_binary_tree.rs:75:15
[INFO] [stdout]    |
[INFO] [stdout] 75 |         while (index < p_path.len() && index < q_path.len() && p_path[index] == q_path[index]) {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matrix`
[INFO] [stdout]   --> src/array/kth_smallest_element_in_a_sorted_matrix.rs:25:39
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn kth_smallest_binary_search(matrix: Vec<Vec<i32>>, k: i32) -> i32 {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_matrix`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/array/kth_smallest_element_in_a_sorted_matrix.rs:25:62
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn kth_smallest_binary_search(matrix: Vec<Vec<i32>>, k: i32) -> i32 {
[INFO] [stdout]    |                                                              ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/base/bit_map.rs:76:23
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn set(&mut self, n: usize) {}
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/base/bit_map.rs:78:19
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn get(&self, n: usize) -> bool {
[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/base/heap.rs:112:13
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn topN(nums: Vec<i32>, n: usize) -> Vec<i32> {
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_nums`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/base/heap.rs:112:29
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn topN(nums: Vec<i32>, n: usize) -> Vec<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/base/heap.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn find_mid(nums: Vec<i32>) -> i32 {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_nums`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mains`
[INFO] [stdout]    --> src/base/matchs.rs:107:16
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn good_suffix(mains: &Vec<char>, aims: &Vec<char>, i: usize, j: usize) -> usize {
[INFO] [stdout]     |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_mains`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `aims`
[INFO] [stdout]    --> src/base/matchs.rs:107:35
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn good_suffix(mains: &Vec<char>, aims: &Vec<char>, i: usize, j: usize) -> usize {
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_aims`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/base/matchs.rs:107:53
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn good_suffix(mains: &Vec<char>, aims: &Vec<char>, i: usize, j: usize) -> usize {
[INFO] [stdout]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/base/matchs.rs:107:63
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn good_suffix(mains: &Vec<char>, aims: &Vec<char>, i: usize, j: usize) -> usize {
[INFO] [stdout]     |                                                               ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/base/matchs.rs:118:8
[INFO] [stdout]     |
[INFO] [stdout] 118 | fn kmp(a: &str, b: &str) -> bool {
[INFO] [stdout]     |        ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/base/matchs.rs:118:17
[INFO] [stdout]     |
[INFO] [stdout] 118 | fn kmp(a: &str, b: &str) -> bool {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nodes`
[INFO] [stdout]   --> src/base/tree_node.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn create(nodes: Vec<i32>) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stdout]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_nodes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bit/reverse_bits.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |         for i in 0..32 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `graph`
[INFO] [stdout]   --> src/graph/is_graph_bipartite.rs:37:25
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn is_bipartite(graph: Vec<Vec<i32>>) -> bool {
[INFO] [stdout]    |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `heights`
[INFO] [stdout]   --> src/hard/largest_rectangle_in_histogram.rs:18:35
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn largest_rectangle_area(heights: Vec<i32>) -> i32 {
[INFO] [stdout]    |                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_heights`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `l` is never read
[INFO] [stdout]   --> src/hard/maximal_rectangle.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut l = i;
[INFO] [stdout]    |                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmp`
[INFO] [stdout]   --> src/hard/maximal_rectangle.rs:56:25
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 let mut tmp = j;
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_tmp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/hash/longest_harmonious_subsequence.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 |         for (k, v) in map.iter() {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `metrix`
[INFO] [stdout]   --> src/medium/course_schedule.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let metrix: Vec<Vec<i32>> = vec![vec![0; num_courses as usize]; num_courses as usize];
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_metrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prerequisites`
[INFO] [stdout]   --> src/medium/course_schedule.rs:73:42
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn can_finish2(num_courses: i32, prerequisites: Vec<Vec<i32>>) -> bool {
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prerequisites`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `str`
[INFO] [stdout]   --> src/medium/string_to_integer_atoi.rs:42:20
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn my_atoi(str: String) -> i32 {
[INFO] [stdout]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/tree/house_robber_iii.rs:73:21
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 let a = node.borrow();
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/tree/implement_trie_prefix_tree.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let t: Trie = Trie::create(words);
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `count_table` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/base/huffman_coding.rs:12:24
[INFO] [stdout]    |
[INFO] [stdout] 11 |         match count_table.get(&i) {
[INFO] [stdout]    |               ----------- immutable borrow occurs here
[INFO] [stdout] 12 |             Some(n) => count_table.insert(i, n + 1),
[INFO] [stdout]    |                        ^^^^^^^^^^^           - immutable borrow later used here
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        mutable borrow occurs here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]    = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]    = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/base/list_node.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 |             let mut pre = &root;
[INFO] [stdout]    |                 ----^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/base/sort_algo.rs:87:10
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn merge(mut nums: Vec<i32>) -> Vec<i32> {
[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/hard/maximal_rectangle.rs:56:21
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 let mut tmp = j;
[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/hard/regular_expression_matching.rs:58:27
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn rmatch(s: &[char], mut si: usize, p: &[char], mut pi: usize) -> bool {
[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/hard/regular_expression_matching.rs:58:54
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn rmatch(s: &[char], mut si: usize, p: &[char], mut pi: usize) -> bool {
[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/linked_list/reverse_linked_list.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         mut pre: Option<Box<ListNode>>,
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `count_primes_sqrt`
[INFO] [stdout]   --> src/array/count_primes.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn count_primes_sqrt(n: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_prime`
[INFO] [stdout]   --> src/array/count_primes.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn is_prime(n: i32) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `search_matrix2`
[INFO] [stdout]   --> src/array/search_a_2d_matrix_ii.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn search_matrix2(matrix: Vec<Vec<i32>>, target: i32) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_error_nums_sort`
[INFO] [stdout]   --> src/array/set_mismatch.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn find_error_nums_sort(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/base/bit_map.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 70 |     pub fn new(nbits: usize) -> BloomFilter {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set`
[INFO] [stdout]   --> src/base/bit_map.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn set(&mut self, n: usize) {}
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/base/bit_map.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn get(&self, n: usize) -> bool {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_mid`
[INFO] [stdout]    --> src/base/heap.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn find_mid(nums: Vec<i32>) -> i32 {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `default`
[INFO] [stdout]   --> src/base/java_map.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn default() -> JavaMap<K, V> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `size`
[INFO] [stdout]   --> src/base/java_map.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn size(&self) -> u64 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `JumpTable`
[INFO] [stdout]  --> src/base/jump_table.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct JumpTable {}
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/base/list_node.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn new(val: i32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create`
[INFO] [stdout]   --> src/base/list_node.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn create(nums: Vec<i32>) -> Option<Rc<RefCell<DoubleListNode>>> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `good_suffix`
[INFO] [stdout]    --> src/base/matchs.rs:107:4
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn good_suffix(mains: &Vec<char>, aims: &Vec<char>, i: usize, j: usize) -> usize {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bubble`
[INFO] [stdout]  --> src/base/sort_algo.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn bubble(mut nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `insert`
[INFO] [stdout]   --> src/base/sort_algo.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn insert(mut nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `select`
[INFO] [stdout]   --> src/base/sort_algo.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn select(mut nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fast`
[INFO] [stdout]   --> src/base/sort_algo.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn fast(nums: &mut Vec<i32>, left: usize, right: usize) {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create`
[INFO] [stdout]   --> src/base/tree_node.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn create(nodes: Vec<i32>) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `single_non_duplicate2`
[INFO] [stdout]   --> src/binary_search/single_element_in_a_sorted_array.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn single_non_duplicate2(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `count_bits2`
[INFO] [stdout]   --> src/bit/counting_bits.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn count_bits2(num: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `count_bits3`
[INFO] [stdout]   --> src/bit/counting_bits.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn count_bits3(num: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `count_bits4`
[INFO] [stdout]   --> src/bit/counting_bits.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn count_bits4(num: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/divide/unique_binary_search_trees_ii.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `generate_trees`
[INFO] [stdout]   --> src/divide/unique_binary_search_trees_ii.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn generate_trees(n: i32) -> Vec<Option<Rc<RefCell<TreeNode>>>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive`
[INFO] [stdout]   --> src/divide/unique_binary_search_trees_ii.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn recursive(l: usize, r: usize) -> Vec<Option<Rc<RefCell<TreeNode>>>> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `min_path_sum`
[INFO] [stdout]   --> src/dynamic_programming/minimum_path_sum.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn min_path_sum(grid: Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `min_path_sum3`
[INFO] [stdout]   --> src/dynamic_programming/minimum_path_sum.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn min_path_sum3(grid: Vec<Vec<i32>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `path_sum3`
[INFO] [stdout]   --> src/dynamic_programming/minimum_path_sum.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn path_sum3(grid: &Vec<Vec<i32>>, i: usize, j: usize) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_disappeared_numbers2`
[INFO] [stdout]   --> src/easy/find_all_numbers_disappeared_in_an_array.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn find_disappeared_numbers2(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `longest_common_prefix2`
[INFO] [stdout]   --> src/easy/longest_common_prefix.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn longest_common_prefix2(strs: Vec<String>) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `majority_element2`
[INFO] [stdout]   --> src/easy/majority_element.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn majority_element2(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `majority_element3`
[INFO] [stdout]   --> src/easy/majority_element.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn majority_element3(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_duplicates2`
[INFO] [stdout]   --> src/easy/remove_duplicates_from_sorted_array.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn remove_duplicates2(nums: &mut Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_profit2`
[INFO] [stdout]   --> src/greedy/best_time_to_buy_and_sell_stock.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn max_profit2(prices: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `jump2`
[INFO] [stdout]   --> src/hard/jump_game_ii.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn jump2(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `jump_recursive`
[INFO] [stdout]   --> src/hard/jump_game_ii.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn jump_recursive(nums: &Vec<i32>, index: usize, items: &mut Vec<i32>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `largest_rectangle_area2`
[INFO] [stdout]   --> src/hard/largest_rectangle_in_histogram.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn largest_rectangle_area2(heights: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `merge_k_lists2`
[INFO] [stdout]   --> src/hard/merge_k_sorted_lists.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn merge_k_lists2(lists: Vec<Option<Box<ListNode>>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `merge_two_lists`
[INFO] [stdout]   --> src/hard/merge_k_sorted_lists.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn merge_two_lists(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_sliding_window2`
[INFO] [stdout]   --> src/hard/sliding_window_maximum.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn max_sliding_window2(nums: Vec<i32>, k: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_match2`
[INFO] [stdout]   --> src/hard/wildcard_matching.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn is_match2(s: String, p: String) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive_match`
[INFO] [stdout]   --> src/hard/wildcard_matching.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn recursive_match(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `longest_consecutive2`
[INFO] [stdout]   --> src/hash/longest_consecutive_sequence.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn longest_consecutive2(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `two_sum2`
[INFO] [stdout]   --> src/hash/two_sum.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn two_sum2(nums: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/linked_list/add_two_numbers_ii.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_two_numbers`
[INFO] [stdout]   --> src/linked_list/add_two_numbers_ii.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn add_two_numbers(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_two_numbers2`
[INFO] [stdout]   --> src/linked_list/add_two_numbers_ii.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn add_two_numbers2(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reverse_list`
[INFO] [stdout]   --> src/linked_list/add_two_numbers_ii.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn reverse_list(
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_two_number`
[INFO] [stdout]   --> src/linked_list/add_two_numbers_ii.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn add_two_number(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/linked_list/intersection_of_two_linked_lists.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_intersection_node`
[INFO] [stdout]   --> src/linked_list/intersection_of_two_linked_lists.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn get_intersection_node(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/linked_list/linked_list_cycle_ii.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `detect_cycle`
[INFO] [stdout]   --> src/linked_list/linked_list_cycle_ii.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn detect_cycle(head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `merge_two_lists`
[INFO] [stdout]   --> src/linked_list/merge_two_sorted_lists.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn merge_two_lists(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/linked_list/odd_even_linked_list.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `odd_even_list`
[INFO] [stdout]   --> src/linked_list/odd_even_linked_list.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn odd_even_list(mut head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/linked_list/remove_duplicates_from_sorted_list.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete_duplicates`
[INFO] [stdout]   --> src/linked_list/remove_duplicates_from_sorted_list.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn delete_duplicates(head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reverse_list_loop`
[INFO] [stdout]   --> src/linked_list/reverse_linked_list.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn reverse_list_loop(mut head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/linked_list/swap_nodes_in_pairs.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `swap_pairs`
[INFO] [stdout]   --> src/linked_list/swap_nodes_in_pairs.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn swap_pairs(head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `swap_pairs2`
[INFO] [stdout]   --> src/linked_list/swap_nodes_in_pairs.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn swap_pairs2(head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_area2`
[INFO] [stdout]   --> src/medium/container_with_most_water.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn max_area2(height: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `can_finish2`
[INFO] [stdout]   --> src/medium/course_schedule.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn can_finish2(num_courses: i32, prerequisites: Vec<Vec<i32>>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_anagrams2`
[INFO] [stdout]   --> src/medium/find_all_anagrams_in_a_string.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn find_anagrams2(s: String, p: String) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_anagrams3`
[INFO] [stdout]   --> src/medium/find_all_anagrams_in_a_string.rs:98:12
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn find_anagrams3(s: String, p: String) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/medium/flatten_binary_tree_to_linked_list.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `flatten`
[INFO] [stdout]   --> src/medium/flatten_binary_tree_to_linked_list.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn flatten(root: &mut Option<Rc<RefCell<TreeNode>>>) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `can_jump2`
[INFO] [stdout]   --> src/medium/jump_game.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn can_jump2(nums: Vec<i32>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `jump2`
[INFO] [stdout]   --> src/medium/jump_game.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn jump2(nums: &Vec<i32>, start: usize) -> bool {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `length_of_lis2`
[INFO] [stdout]   --> src/medium/longest_increasing_subsequence.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn length_of_lis2(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `can_partition2`
[INFO] [stdout]   --> src/medium/partition_equal_subset_sum.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn can_partition2(nums: Vec<i32>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `backtracking`
[INFO] [stdout]   --> src/medium/partition_equal_subset_sum.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn backtracking(left: i32, nums: Vec<i32>) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `product_except_self2`
[INFO] [stdout]   --> src/medium/product_of_array_except_self.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn product_except_self2(mut nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `product_except_self3`
[INFO] [stdout]   --> src/medium/product_of_array_except_self.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn product_except_self3(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `subarray_sum3`
[INFO] [stdout]   --> src/medium/subarray_sum_equals_k.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn subarray_sum3(nums: Vec<i32>, k: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `three_sum1`
[INFO] [stdout]   --> src/medium/three_sum.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn three_sum1(nums: Vec<i32>) -> Vec<Vec<i32>> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `unique_paths2`
[INFO] [stdout]   --> src/medium/unique_paths.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn unique_paths2(m: i32, n: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dp`
[INFO] [stdout]   --> src/search/shortest_path_in_binary_matrix.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn dp(grid: &mut Vec<Vec<i32>>, dp: &mut Vec<Vec<i32>>, i: i32, j: i32) -> i32 {
[INFO] [stdout]    |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `top_k_frequent3`
[INFO] [stdout]   --> src/sort/top_k_frequent_elements.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub fn top_k_frequent3(nums: Vec<i32>, k: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `daily_temperatures2`
[INFO] [stdout]   --> src/stack_and_queue/daily_temperatures.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn daily_temperatures2(t: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_valid2`
[INFO] [stdout]   --> src/stack_and_queue/valid_parentheses.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn is_valid2(s: String) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_palindrome2`
[INFO] [stdout]   --> src/string/palindrome_number.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn is_palindrome2(x: i32) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_palindrome3`
[INFO] [stdout]   --> src/string/palindrome_number.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn is_palindrome3(x: i32) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive`
[INFO] [stdout]   --> src/tree/binary_tree_inorder_traversal.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn recursive(root: Option<Rc<RefCell<TreeNode>>>, result: &mut Vec<i32>) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive`
[INFO] [stdout]   --> src/tree/binary_tree_postorder_traversal.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn recursive(root: Option<Rc<RefCell<TreeNode>>>, result: &mut Vec<i32>) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive`
[INFO] [stdout]   --> src/tree/binary_tree_preorder_traversal.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn recursive(root: Option<Rc<RefCell<TreeNode>>>, result: &mut Vec<i32>) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/convert_bst_to_greater_tree.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `convert_bst`
[INFO] [stdout]   --> src/tree/convert_bst_to_greater_tree.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn convert_bst(root: Option<Rc<RefCell<TreeNode>>>) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dfs`
[INFO] [stdout]   --> src/tree/convert_bst_to_greater_tree.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn dfs(root: &mut Option<Rc<RefCell<TreeNode>>>, tmp: &mut i32) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/convert_sorted_array_to_binary_search_tree.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sorted_array_to_bst`
[INFO] [stdout]   --> src/tree/convert_sorted_array_to_binary_search_tree.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn sorted_array_to_bst(nums: Vec<i32>) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `creator`
[INFO] [stdout]   --> src/tree/convert_sorted_array_to_binary_search_tree.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn creator(nums: &Vec<i32>, l: i32, r: i32) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/convert_sorted_list_to_binary_search_tree.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sorted_list_to_bst`
[INFO] [stdout]   --> src/tree/convert_sorted_list_to_binary_search_tree.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn sorted_list_to_bst(head: Option<Box<ListNode>>) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `creator`
[INFO] [stdout]   --> src/tree/convert_sorted_list_to_binary_search_tree.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn creator(
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/find_bottom_left_tree_value.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_bottom_left_value`
[INFO] [stdout]   --> src/tree/find_bottom_left_tree_value.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn find_bottom_left_value(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/find_mode_in_binary_search_tree.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_mode`
[INFO] [stdout]   --> src/tree/find_mode_in_binary_search_tree.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn find_mode(root: Option<Rc<RefCell<TreeNode>>>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `inorder`
[INFO] [stdout]   --> src/tree/find_mode_in_binary_search_tree.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn inorder(
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check`
[INFO] [stdout]   --> src/tree/find_mode_in_binary_search_tree.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn check(val: i32, res: &mut Vec<i32>, pre: &mut (Option<i32>, usize), count: &mut usize) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/house_robber_iii.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rob`
[INFO] [stdout]   --> src/tree/house_robber_iii.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn rob(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dfs`
[INFO] [stdout]   --> src/tree/house_robber_iii.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn dfs(root: &Option<Rc<RefCell<TreeNode>>>) -> (i32, i32) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rob2`
[INFO] [stdout]   --> src/tree/house_robber_iii.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn rob2(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive`
[INFO] [stdout]   --> src/tree/house_robber_iii.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn recursive(root: &Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/invert_binary_tree.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `invert_tree`
[INFO] [stdout]   --> src/tree/invert_binary_tree.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn invert_tree(root: Option<Rc<RefCell<TreeNode>>>) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/kth_smallest_element_in_a_bst.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `kth_smallest`
[INFO] [stdout]   --> src/tree/kth_smallest_element_in_a_bst.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn kth_smallest(root: Option<Rc<RefCell<TreeNode>>>, k: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive`
[INFO] [stdout]   --> src/tree/kth_smallest_element_in_a_bst.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn recursive(root: Option<Rc<RefCell<TreeNode>>>, list: &mut Vec<i32>) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `kth_smallest2`
[INFO] [stdout]   --> src/tree/kth_smallest_element_in_a_bst.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn kth_smallest2(root: Option<Rc<RefCell<TreeNode>>>, k: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive2`
[INFO] [stdout]   --> src/tree/kth_smallest_element_in_a_bst.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn recursive2(root: Option<Rc<RefCell<TreeNode>>>, k: i32, res: &mut i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/longest_univalue_path.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `longest_univalue_path`
[INFO] [stdout]   --> src/tree/longest_univalue_path.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn longest_univalue_path(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `max_length`
[INFO] [stdout]   --> src/tree/longest_univalue_path.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn max_length(root: &Option<Rc<RefCell<TreeNode>>>, pre_val: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/lowest_common_ancestor_of_a_binary_search_tree.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lowest_common_ancestor`
[INFO] [stdout]   --> src/tree/lowest_common_ancestor_of_a_binary_search_tree.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn lowest_common_ancestor(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dfs`
[INFO] [stdout]   --> src/tree/lowest_common_ancestor_of_a_binary_search_tree.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn dfs(root: Option<Rc<RefCell<TreeNode>>>, pv: i32, qv: i32) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/lowest_common_ancestor_of_a_binary_tree.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lowest_common_ancestor`
[INFO] [stdout]   --> src/tree/lowest_common_ancestor_of_a_binary_tree.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn lowest_common_ancestor(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dfs`
[INFO] [stdout]   --> src/tree/lowest_common_ancestor_of_a_binary_tree.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn dfs(root: Option<Rc<RefCell<TreeNode>>>, p: i32, q: i32) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lowest_common_ancestor2`
[INFO] [stdout]   --> src/tree/lowest_common_ancestor_of_a_binary_tree.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn lowest_common_ancestor2(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dfs2`
[INFO] [stdout]   --> src/tree/lowest_common_ancestor_of_a_binary_tree.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn dfs2(root: &Option<Rc<RefCell<TreeNode>>>, target: i32, paths: &mut Vec<i32>) -> bool {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/merge_two_binary_trees.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `merge_trees`
[INFO] [stdout]   --> src/tree/merge_two_binary_trees.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn merge_trees(
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/minimum_absolute_difference_in_bst.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_minimum_difference`
[INFO] [stdout]   --> src/tree/minimum_absolute_difference_in_bst.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn get_minimum_difference(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `inorder`
[INFO] [stdout]   --> src/tree/minimum_absolute_difference_in_bst.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn inorder(root: Option<Rc<RefCell<TreeNode>>>, pre: &mut Option<i32>, res: &mut i32) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/second_minimum_node_in_a_binary_tree.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_second_minimum_value`
[INFO] [stdout]   --> src/tree/second_minimum_node_in_a_binary_tree.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn find_second_minimum_value(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/subtree_of_another_tree.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_subtree`
[INFO] [stdout]   --> src/tree/subtree_of_another_tree.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn is_subtree(s: Option<Rc<RefCell<TreeNode>>>, t: Option<Rc<RefCell<TreeNode>>>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check`
[INFO] [stdout]   --> src/tree/subtree_of_another_tree.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn check(s: &Option<Rc<RefCell<TreeNode>>>, t: &Option<Rc<RefCell<TreeNode>>>) -> bool {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `symmetric_loop`
[INFO] [stdout]   --> src/tree/symmetric_tree.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn symmetric_loop(root: Option<Rc<RefCell<TreeNode>>>) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/tree/two_sum_iv_input_is_a_bst.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_target`
[INFO] [stdout]   --> src/tree/two_sum_iv_input_is_a_bst.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn find_target(root: Option<Rc<RefCell<TreeNode>>>, k: i32) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `inorder`
[INFO] [stdout]   --> src/tree/two_sum_iv_input_is_a_bst.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn inorder(root: Option<Rc<RefCell<TreeNode>>>, values: &mut Vec<i32>) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Solution`
[INFO] [stdout]   --> src/two_point/linked_list_cycle.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_cycle`
[INFO] [stdout]   --> src/two_point/linked_list_cycle.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn has_cycle(head: Option<Box<ListNode>>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `merge2`
[INFO] [stdout]   --> src/two_point/merge_sorted_array.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn merge2(nums1: &mut Vec<i32>, m: i32, nums2: &mut Vec<i32>, n: i32) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `addEdge` should have a snake case name
[INFO] [stdout]   --> src/base/graph.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn addEdge(&mut self, i: usize, j: usize) {
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to snake case: `add_edge`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `topN` should have a snake case name
[INFO] [stdout]    --> src/base/heap.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn topN(nums: Vec<i32>, n: usize) -> Vec<i32> {
[INFO] [stdout]     |        ^^^^ help: convert the identifier to snake case: `top_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stdout]   --> src/easy/remove_duplicates_from_sorted_array.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |         nums.split_off(index);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: use `.truncate()` if you don't need the other half
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `removeNode` should have a snake case name
[INFO] [stdout]   --> src/hash/lru_cache.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn removeNode(&mut self, node: Rc<RefCell<Node>>) {
[INFO] [stdout]    |        ^^^^^^^^^^ help: convert the identifier to snake case: `remove_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `addNode` should have a snake case name
[INFO] [stdout]    --> src/hash/lru_cache.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn addNode(&mut self, node: Rc<RefCell<Node>>) {
[INFO] [stdout]     |        ^^^^^^^ help: convert the identifier to snake case: `add_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 185 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.70s
[INFO] running `Command { std: "docker" "inspect" "cc95071666c7391c9d797766d1f7cc776e1d9c17d46a84d0e8acbbc565572843", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc95071666c7391c9d797766d1f7cc776e1d9c17d46a84d0e8acbbc565572843", kill_on_drop: false }`
[INFO] [stdout] cc95071666c7391c9d797766d1f7cc776e1d9c17d46a84d0e8acbbc565572843
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bd80da5f84d0a856c20ea24bf2bf7e7cec60966cf05e8b6db865f0a9dc01ee84
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bd80da5f84d0a856c20ea24bf2bf7e7cec60966cf05e8b6db865f0a9dc01ee84", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `core::num`
[INFO] [stderr]  --> src/base/list_node.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use core::num;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/greedy/queue_reconstruction_by_height.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 | /         /**
[INFO] [stderr] 31 | |          * [[7,0],[7,1],[6,1],[5,0],[5,2],[4,4]]    [7,0]插入0
[INFO] [stderr] 32 | |          * [[7,0],[7,1],[6,1],[5,0],[5,2],[4,4]]    [7,1]插入1
[INFO] [stderr] 33 | |          * [[7,0],[6,1],[7,1],[5,0],[5,2],[4,4]]    [6,1]插入1
[INFO] [stderr] ...  |
[INFO] [stderr] 36 | |          * [[5,0],[7,0],[5,2],[6,1],[4,4],[7,1]]    [4,4]插入4
[INFO] [stderr] 37 | |          */
[INFO] [stderr]    | |___________^
[INFO] [stderr] 38 | /         for p in people {
[INFO] [stderr] 39 | |             res.insert(p[1] as usize, p);
[INFO] [stderr] 40 | |         }
[INFO] [stderr]    | |_________- rustdoc does not generate documentation for expressions
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashSet`
[INFO] [stderr]   --> src/medium/merge_intervals.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use std::collections::HashSet;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/tree/convert_sorted_array_to_binary_search_tree.rs:30:23
[INFO] [stderr]    |
[INFO] [stderr] 30 |             let mid = ((l + r) / 2);
[INFO] [stderr]    |                       ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `while` condition
[INFO] [stderr]   --> src/tree/lowest_common_ancestor_of_a_binary_tree.rs:75:15
[INFO] [stderr]    |
[INFO] [stderr] 75 |         while (index < p_path.len() && index < q_path.len() && p_path[index] == q_path[index]) {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `matrix`
[INFO] [stderr]   --> src/array/kth_smallest_element_in_a_sorted_matrix.rs:25:39
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn kth_smallest_binary_search(matrix: Vec<Vec<i32>>, k: i32) -> i32 {
[INFO] [stderr]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_matrix`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> src/array/kth_smallest_element_in_a_sorted_matrix.rs:25:62
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn kth_smallest_binary_search(matrix: Vec<Vec<i32>>, k: i32) -> i32 {
[INFO] [stderr]    |                                                              ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/base/bit_map.rs:76:23
[INFO] [stderr]    |
[INFO] [stderr] 76 |     fn set(&mut self, n: usize) {}
[INFO] [stderr]    |                       ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/base/bit_map.rs:78:19
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn get(&self, n: usize) -> bool {
[INFO] [stderr]    |                   ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `nums`
[INFO] [stderr]    --> src/base/heap.rs:112:13
[INFO] [stderr]     |
[INFO] [stderr] 112 |     fn topN(nums: Vec<i32>, n: usize) -> Vec<i32> {
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_nums`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/base/heap.rs:112:29
[INFO] [stderr]     |
[INFO] [stderr] 112 |     fn topN(nums: Vec<i32>, n: usize) -> Vec<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/base/heap.rs:117:17
[INFO] [stderr]     |
[INFO] [stderr] 117 |     fn find_mid(nums: Vec<i32>) -> i32 {
[INFO] [stderr]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_nums`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mains`
[INFO] [stderr]    --> src/base/matchs.rs:107:16
[INFO] [stderr]     |
[INFO] [stderr] 107 | fn good_suffix(mains: &Vec<char>, aims: &Vec<char>, i: usize, j: usize) -> usize {
[INFO] [stderr]     |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_mains`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `aims`
[INFO] [stderr]    --> src/base/matchs.rs:107:35
[INFO] [stderr]     |
[INFO] [stderr] 107 | fn good_suffix(mains: &Vec<char>, aims: &Vec<char>, i: usize, j: usize) -> usize {
[INFO] [stderr]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_aims`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/base/matchs.rs:107:53
[INFO] [stderr]     |
[INFO] [stderr] 107 | fn good_suffix(mains: &Vec<char>, aims: &Vec<char>, i: usize, j: usize) -> usize {
[INFO] [stderr]     |                                                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `j`
[INFO] [stderr]    --> src/base/matchs.rs:107:63
[INFO] [stderr]     |
[INFO] [stderr] 107 | fn good_suffix(mains: &Vec<char>, aims: &Vec<char>, i: usize, j: usize) -> usize {
[INFO] [stderr]     |                                                               ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/base/matchs.rs:118:8
[INFO] [stderr]     |
[INFO] [stderr] 118 | fn kmp(a: &str, b: &str) -> bool {
[INFO] [stderr]     |        ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> src/base/matchs.rs:118:17
[INFO] [stderr]     |
[INFO] [stderr] 118 | fn kmp(a: &str, b: &str) -> bool {
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `nodes`
[INFO] [stderr]   --> src/base/tree_node.rs:32:19
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub fn create(nodes: Vec<i32>) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stderr]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_nodes`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/bit/reverse_bits.rs:29:13
[INFO] [stderr]    |
[INFO] [stderr] 29 |         for i in 0..32 {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `graph`
[INFO] [stderr]   --> src/graph/is_graph_bipartite.rs:37:25
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn is_bipartite(graph: Vec<Vec<i32>>) -> bool {
[INFO] [stderr]    |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `heights`
[INFO] [stderr]   --> src/hard/largest_rectangle_in_histogram.rs:18:35
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn largest_rectangle_area(heights: Vec<i32>) -> i32 {
[INFO] [stderr]    |                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_heights`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `l` is never read
[INFO] [stderr]   --> src/hard/maximal_rectangle.rs:51:17
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let mut l = i;
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tmp`
[INFO] [stderr]   --> src/hard/maximal_rectangle.rs:56:25
[INFO] [stderr]    |
[INFO] [stderr] 56 |                 let mut tmp = j;
[INFO] [stderr]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_tmp`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/hash/longest_harmonious_subsequence.rs:41:17
[INFO] [stderr]    |
[INFO] [stderr] 41 |         for (k, v) in map.iter() {
[INFO] [stderr]    |                 ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `metrix`
[INFO] [stderr]   --> src/medium/course_schedule.rs:75:13
[INFO] [stderr]    |
[INFO] [stderr] 75 |         let metrix: Vec<Vec<i32>> = vec![vec![0; num_courses as usize]; num_courses as usize];
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_metrix`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `prerequisites`
[INFO] [stderr]   --> src/medium/course_schedule.rs:73:42
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn can_finish2(num_courses: i32, prerequisites: Vec<Vec<i32>>) -> bool {
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prerequisites`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `str`
[INFO] [stderr]   --> src/medium/string_to_integer_atoi.rs:42:20
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn my_atoi(str: String) -> i32 {
[INFO] [stderr]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_str`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/tree/house_robber_iii.rs:73:21
[INFO] [stderr]    |
[INFO] [stderr] 73 |                 let a = node.borrow();
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/tree/implement_trie_prefix_tree.rs:92:9
[INFO] [stderr]    |
[INFO] [stderr] 92 |     let t: Trie = Trie::create(words);
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: cannot borrow `count_table` as mutable because it is also borrowed as immutable
[INFO] [stderr]   --> src/base/huffman_coding.rs:12:24
[INFO] [stderr]    |
[INFO] [stderr] 11 |         match count_table.get(&i) {
[INFO] [stderr]    |               ----------- immutable borrow occurs here
[INFO] [stderr] 12 |             Some(n) => count_table.insert(i, n + 1),
[INFO] [stderr]    |                        ^^^^^^^^^^^           - immutable borrow later used here
[INFO] [stderr]    |                        |
[INFO] [stderr]    |                        mutable borrow occurs here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stderr]    = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]    = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/base/list_node.rs:54:17
[INFO] [stderr]    |
[INFO] [stderr] 54 |             let mut pre = &root;
[INFO] [stderr]    |                 ----^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/base/sort_algo.rs:87:10
[INFO] [stderr]    |
[INFO] [stderr] 87 | fn merge(mut nums: Vec<i32>) -> Vec<i32> {
[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/hard/maximal_rectangle.rs:56:21
[INFO] [stderr]    |
[INFO] [stderr] 56 |                 let mut tmp = j;
[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/hard/regular_expression_matching.rs:58:27
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn rmatch(s: &[char], mut si: usize, p: &[char], mut pi: usize) -> bool {
[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/hard/regular_expression_matching.rs:58:54
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn rmatch(s: &[char], mut si: usize, p: &[char], mut pi: usize) -> bool {
[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/linked_list/reverse_linked_list.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         mut pre: Option<Box<ListNode>>,
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `count_primes_sqrt`
[INFO] [stderr]   --> src/array/count_primes.rs:49:12
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn count_primes_sqrt(n: i32) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_prime`
[INFO] [stderr]   --> src/array/count_primes.rs:58:8
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn is_prime(n: i32) -> bool {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `search_matrix2`
[INFO] [stderr]   --> src/array/search_a_2d_matrix_ii.rs:52:12
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn search_matrix2(matrix: Vec<Vec<i32>>, target: i32) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `find_error_nums_sort`
[INFO] [stderr]   --> src/array/set_mismatch.rs:50:12
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn find_error_nums_sort(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/base/bit_map.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn new(nbits: usize) -> BloomFilter {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set`
[INFO] [stderr]   --> src/base/bit_map.rs:76:8
[INFO] [stderr]    |
[INFO] [stderr] 76 |     fn set(&mut self, n: usize) {}
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get`
[INFO] [stderr]   --> src/base/bit_map.rs:78:8
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn get(&self, n: usize) -> bool {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `find_mid`
[INFO] [stderr]    --> src/base/heap.rs:117:8
[INFO] [stderr]     |
[INFO] [stderr] 117 |     fn find_mid(nums: Vec<i32>) -> i32 {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `default`
[INFO] [stderr]   --> src/base/java_map.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn default() -> JavaMap<K, V> {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `size`
[INFO] [stderr]   --> src/base/java_map.rs:50:8
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn size(&self) -> u64 {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `JumpTable`
[INFO] [stderr]  --> src/base/jump_table.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | struct JumpTable {}
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/base/list_node.rs:41:12
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn new(val: i32) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `create`
[INFO] [stderr]   --> src/base/list_node.rs:50:12
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn create(nums: Vec<i32>) -> Option<Rc<RefCell<DoubleListNode>>> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `good_suffix`
[INFO] [stderr]    --> src/base/matchs.rs:107:4
[INFO] [stderr]     |
[INFO] [stderr] 107 | fn good_suffix(mains: &Vec<char>, aims: &Vec<char>, i: usize, j: usize) -> usize {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bubble`
[INFO] [stderr]  --> src/base/sort_algo.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn bubble(mut nums: Vec<i32>) -> Vec<i32> {
[INFO] [stderr]   |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `insert`
[INFO] [stderr]   --> src/base/sort_algo.rs:25:4
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn insert(mut nums: Vec<i32>) -> Vec<i32> {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `select`
[INFO] [stderr]   --> src/base/sort_algo.rs:40:4
[INFO] [stderr]    |
[INFO] [stderr] 40 | fn select(mut nums: Vec<i32>) -> Vec<i32> {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fast`
[INFO] [stderr]   --> src/base/sort_algo.rs:58:4
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn fast(nums: &mut Vec<i32>, left: usize, right: usize) {
[INFO] [stderr]    |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `create`
[INFO] [stderr]   --> src/base/tree_node.rs:32:12
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub fn create(nodes: Vec<i32>) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `single_non_duplicate2`
[INFO] [stderr]   --> src/binary_search/single_element_in_a_sorted_array.rs:49:12
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn single_non_duplicate2(nums: Vec<i32>) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `count_bits2`
[INFO] [stderr]   --> src/bit/counting_bits.rs:37:12
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn count_bits2(num: i32) -> Vec<i32> {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `count_bits3`
[INFO] [stderr]   --> src/bit/counting_bits.rs:55:12
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn count_bits3(num: i32) -> Vec<i32> {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `count_bits4`
[INFO] [stderr]   --> src/bit/counting_bits.rs:66:12
[INFO] [stderr]    |
[INFO] [stderr] 66 |     pub fn count_bits4(num: i32) -> Vec<i32> {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/divide/unique_binary_search_trees_ii.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr] 19 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `generate_trees`
[INFO] [stderr]   --> src/divide/unique_binary_search_trees_ii.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn generate_trees(n: i32) -> Vec<Option<Rc<RefCell<TreeNode>>>> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `recursive`
[INFO] [stderr]   --> src/divide/unique_binary_search_trees_ii.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn recursive(l: usize, r: usize) -> Vec<Option<Rc<RefCell<TreeNode>>>> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `min_path_sum`
[INFO] [stderr]   --> src/dynamic_programming/minimum_path_sum.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn min_path_sum(grid: Vec<Vec<i32>>) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `min_path_sum3`
[INFO] [stderr]   --> src/dynamic_programming/minimum_path_sum.rs:74:12
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub fn min_path_sum3(grid: Vec<Vec<i32>>) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `path_sum3`
[INFO] [stderr]   --> src/dynamic_programming/minimum_path_sum.rs:77:8
[INFO] [stderr]    |
[INFO] [stderr] 77 |     fn path_sum3(grid: &Vec<Vec<i32>>, i: usize, j: usize) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `find_disappeared_numbers2`
[INFO] [stderr]   --> src/easy/find_all_numbers_disappeared_in_an_array.rs:37:12
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn find_disappeared_numbers2(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `longest_common_prefix2`
[INFO] [stderr]   --> src/easy/longest_common_prefix.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn longest_common_prefix2(strs: Vec<String>) -> String {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `majority_element2`
[INFO] [stderr]   --> src/easy/majority_element.rs:41:12
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn majority_element2(nums: Vec<i32>) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `majority_element3`
[INFO] [stderr]   --> src/easy/majority_element.rs:62:12
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn majority_element3(nums: Vec<i32>) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `remove_duplicates2`
[INFO] [stderr]   --> src/easy/remove_duplicates_from_sorted_array.rs:57:12
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn remove_duplicates2(nums: &mut Vec<i32>) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `max_profit2`
[INFO] [stderr]   --> src/greedy/best_time_to_buy_and_sell_stock.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn max_profit2(prices: Vec<i32>) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `jump2`
[INFO] [stderr]   --> src/hard/jump_game_ii.rs:36:12
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn jump2(nums: Vec<i32>) -> i32 {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `jump_recursive`
[INFO] [stderr]   --> src/hard/jump_game_ii.rs:41:8
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn jump_recursive(nums: &Vec<i32>, index: usize, items: &mut Vec<i32>) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `largest_rectangle_area2`
[INFO] [stderr]   --> src/hard/largest_rectangle_in_histogram.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn largest_rectangle_area2(heights: Vec<i32>) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `merge_k_lists2`
[INFO] [stderr]   --> src/hard/merge_k_sorted_lists.rs:54:12
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn merge_k_lists2(lists: Vec<Option<Box<ListNode>>>) -> Option<Box<ListNode>> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `merge_two_lists`
[INFO] [stderr]   --> src/hard/merge_k_sorted_lists.rs:77:12
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn merge_two_lists(
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `max_sliding_window2`
[INFO] [stderr]   --> src/hard/sliding_window_maximum.rs:63:12
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub fn max_sliding_window2(nums: Vec<i32>, k: i32) -> Vec<i32> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_match2`
[INFO] [stderr]   --> src/hard/wildcard_matching.rs:78:12
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub fn is_match2(s: String, p: String) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `recursive_match`
[INFO] [stderr]   --> src/hard/wildcard_matching.rs:89:8
[INFO] [stderr]    |
[INFO] [stderr] 89 |     fn recursive_match(
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `longest_consecutive2`
[INFO] [stderr]   --> src/hash/longest_consecutive_sequence.rs:39:12
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn longest_consecutive2(nums: Vec<i32>) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `two_sum2`
[INFO] [stderr]   --> src/hash/two_sum.rs:47:12
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn two_sum2(nums: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/linked_list/add_two_numbers_ii.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_two_numbers`
[INFO] [stderr]   --> src/linked_list/add_two_numbers_ii.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn add_two_numbers(
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_two_numbers2`
[INFO] [stderr]   --> src/linked_list/add_two_numbers_ii.rs:63:12
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub fn add_two_numbers2(
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reverse_list`
[INFO] [stderr]   --> src/linked_list/add_two_numbers_ii.rs:73:8
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn reverse_list(
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_two_number`
[INFO] [stderr]   --> src/linked_list/add_two_numbers_ii.rs:86:8
[INFO] [stderr]    |
[INFO] [stderr] 86 |     fn add_two_number(
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/linked_list/intersection_of_two_linked_lists.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_intersection_node`
[INFO] [stderr]   --> src/linked_list/intersection_of_two_linked_lists.rs:32:12
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub fn get_intersection_node(
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/linked_list/linked_list_cycle_ii.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `detect_cycle`
[INFO] [stderr]   --> src/linked_list/linked_list_cycle_ii.rs:33:12
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn detect_cycle(head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `merge_two_lists`
[INFO] [stderr]   --> src/linked_list/merge_two_sorted_lists.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn merge_two_lists(
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/linked_list/odd_even_linked_list.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr] 19 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `odd_even_list`
[INFO] [stderr]   --> src/linked_list/odd_even_linked_list.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn odd_even_list(mut head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/linked_list/remove_duplicates_from_sorted_list.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `delete_duplicates`
[INFO] [stderr]   --> src/linked_list/remove_duplicates_from_sorted_list.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn delete_duplicates(head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reverse_list_loop`
[INFO] [stderr]   --> src/linked_list/reverse_linked_list.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn reverse_list_loop(mut head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/linked_list/swap_nodes_in_pairs.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `swap_pairs`
[INFO] [stderr]   --> src/linked_list/swap_nodes_in_pairs.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn swap_pairs(head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `swap_pairs2`
[INFO] [stderr]   --> src/linked_list/swap_nodes_in_pairs.rs:32:12
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub fn swap_pairs2(head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `max_area2`
[INFO] [stderr]   --> src/medium/container_with_most_water.rs:38:12
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn max_area2(height: Vec<i32>) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `can_finish2`
[INFO] [stderr]   --> src/medium/course_schedule.rs:73:12
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn can_finish2(num_courses: i32, prerequisites: Vec<Vec<i32>>) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `find_anagrams2`
[INFO] [stderr]   --> src/medium/find_all_anagrams_in_a_string.rs:62:12
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn find_anagrams2(s: String, p: String) -> Vec<i32> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `find_anagrams3`
[INFO] [stderr]   --> src/medium/find_all_anagrams_in_a_string.rs:98:12
[INFO] [stderr]    |
[INFO] [stderr] 98 |     pub fn find_anagrams3(s: String, p: String) -> Vec<i32> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/medium/flatten_binary_tree_to_linked_list.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `flatten`
[INFO] [stderr]   --> src/medium/flatten_binary_tree_to_linked_list.rs:32:12
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub fn flatten(root: &mut Option<Rc<RefCell<TreeNode>>>) {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `can_jump2`
[INFO] [stderr]   --> src/medium/jump_game.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn can_jump2(nums: Vec<i32>) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `jump2`
[INFO] [stderr]   --> src/medium/jump_game.rs:44:8
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn jump2(nums: &Vec<i32>, start: usize) -> bool {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `length_of_lis2`
[INFO] [stderr]   --> src/medium/longest_increasing_subsequence.rs:48:12
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn length_of_lis2(nums: Vec<i32>) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `can_partition2`
[INFO] [stderr]   --> src/medium/partition_equal_subset_sum.rs:57:12
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn can_partition2(nums: Vec<i32>) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `backtracking`
[INFO] [stderr]   --> src/medium/partition_equal_subset_sum.rs:67:8
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn backtracking(left: i32, nums: Vec<i32>) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `product_except_self2`
[INFO] [stderr]   --> src/medium/product_of_array_except_self.rs:41:12
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn product_except_self2(mut nums: Vec<i32>) -> Vec<i32> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `product_except_self3`
[INFO] [stderr]   --> src/medium/product_of_array_except_self.rs:55:12
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn product_except_self3(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `subarray_sum3`
[INFO] [stderr]   --> src/medium/subarray_sum_equals_k.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn subarray_sum3(nums: Vec<i32>, k: i32) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `three_sum1`
[INFO] [stderr]   --> src/medium/three_sum.rs:74:12
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub fn three_sum1(nums: Vec<i32>) -> Vec<Vec<i32>> {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `unique_paths2`
[INFO] [stderr]   --> src/medium/unique_paths.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn unique_paths2(m: i32, n: i32) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dp`
[INFO] [stderr]   --> src/search/shortest_path_in_binary_matrix.rs:85:8
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn dp(grid: &mut Vec<Vec<i32>>, dp: &mut Vec<Vec<i32>>, i: i32, j: i32) -> i32 {
[INFO] [stderr]    |        ^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `top_k_frequent3`
[INFO] [stderr]   --> src/sort/top_k_frequent_elements.rs:84:12
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub fn top_k_frequent3(nums: Vec<i32>, k: i32) -> Vec<i32> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `daily_temperatures2`
[INFO] [stderr]   --> src/stack_and_queue/daily_temperatures.rs:36:12
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn daily_temperatures2(t: Vec<i32>) -> Vec<i32> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_valid2`
[INFO] [stderr]   --> src/stack_and_queue/valid_parentheses.rs:52:12
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn is_valid2(s: String) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_palindrome2`
[INFO] [stderr]   --> src/string/palindrome_number.rs:45:12
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn is_palindrome2(x: i32) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_palindrome3`
[INFO] [stderr]   --> src/string/palindrome_number.rs:51:12
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn is_palindrome3(x: i32) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `recursive`
[INFO] [stderr]   --> src/tree/binary_tree_inorder_traversal.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn recursive(root: Option<Rc<RefCell<TreeNode>>>, result: &mut Vec<i32>) {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `recursive`
[INFO] [stderr]   --> src/tree/binary_tree_postorder_traversal.rs:59:8
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn recursive(root: Option<Rc<RefCell<TreeNode>>>, result: &mut Vec<i32>) {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `recursive`
[INFO] [stderr]   --> src/tree/binary_tree_preorder_traversal.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn recursive(root: Option<Rc<RefCell<TreeNode>>>, result: &mut Vec<i32>) {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/tree/convert_bst_to_greater_tree.rs:35:8
[INFO] [stderr]    |
[INFO] [stderr] 35 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `convert_bst`
[INFO] [stderr]   --> src/tree/convert_bst_to_greater_tree.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn convert_bst(root: Option<Rc<RefCell<TreeNode>>>) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dfs`
[INFO] [stderr]   --> src/tree/convert_bst_to_greater_tree.rs:50:8
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn dfs(root: &mut Option<Rc<RefCell<TreeNode>>>, tmp: &mut i32) {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/tree/convert_sorted_array_to_binary_search_tree.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `sorted_array_to_bst`
[INFO] [stderr]   --> src/tree/convert_sorted_array_to_binary_search_tree.rs:23:12
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn sorted_array_to_bst(nums: Vec<i32>) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `creator`
[INFO] [stderr]   --> src/tree/convert_sorted_array_to_binary_search_tree.rs:28:8
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn creator(nums: &Vec<i32>, l: i32, r: i32) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/tree/convert_sorted_list_to_binary_search_tree.rs:36:8
[INFO] [stderr]    |
[INFO] [stderr] 36 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `sorted_list_to_bst`
[INFO] [stderr]   --> src/tree/convert_sorted_list_to_binary_search_tree.rs:38:12
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn sorted_list_to_bst(head: Option<Box<ListNode>>) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `creator`
[INFO] [stderr]   --> src/tree/convert_sorted_list_to_binary_search_tree.rs:46:8
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn creator(
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/tree/find_bottom_left_tree_value.rs:31:8
[INFO] [stderr]    |
[INFO] [stderr] 31 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `find_bottom_left_value`
[INFO] [stderr]   --> src/tree/find_bottom_left_tree_value.rs:36:12
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn find_bottom_left_value(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/tree/find_mode_in_binary_search_tree.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `find_mode`
[INFO] [stderr]   --> src/tree/find_mode_in_binary_search_tree.rs:33:12
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn find_mode(root: Option<Rc<RefCell<TreeNode>>>) -> Vec<i32> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `inorder`
[INFO] [stderr]   --> src/tree/find_mode_in_binary_search_tree.rs:44:8
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn inorder(
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `check`
[INFO] [stderr]   --> src/tree/find_mode_in_binary_search_tree.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn check(val: i32, res: &mut Vec<i32>, pre: &mut (Option<i32>, usize), count: &mut usize) {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/tree/house_robber_iii.rs:31:8
[INFO] [stderr]    |
[INFO] [stderr] 31 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rob`
[INFO] [stderr]   --> src/tree/house_robber_iii.rs:37:12
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn rob(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dfs`
[INFO] [stderr]   --> src/tree/house_robber_iii.rs:44:8
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn dfs(root: &Option<Rc<RefCell<TreeNode>>>) -> (i32, i32) {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rob2`
[INFO] [stderr]   --> src/tree/house_robber_iii.rs:62:12
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn rob2(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `recursive`
[INFO] [stderr]   --> src/tree/house_robber_iii.rs:70:8
[INFO] [stderr]    |
[INFO] [stderr] 70 |     fn recursive(root: &Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/tree/invert_binary_tree.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `invert_tree`
[INFO] [stderr]   --> src/tree/invert_binary_tree.rs:30:12
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn invert_tree(root: Option<Rc<RefCell<TreeNode>>>) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/tree/kth_smallest_element_in_a_bst.rs:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `kth_smallest`
[INFO] [stderr]   --> src/tree/kth_smallest_element_in_a_bst.rs:41:12
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn kth_smallest(root: Option<Rc<RefCell<TreeNode>>>, k: i32) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `recursive`
[INFO] [stderr]   --> src/tree/kth_smallest_element_in_a_bst.rs:47:8
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn recursive(root: Option<Rc<RefCell<TreeNode>>>, list: &mut Vec<i32>) {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `kth_smallest2`
[INFO] [stderr]   --> src/tree/kth_smallest_element_in_a_bst.rs:59:12
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn kth_smallest2(root: Option<Rc<RefCell<TreeNode>>>, k: i32) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `recursive2`
[INFO] [stderr]   --> src/tree/kth_smallest_element_in_a_bst.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn recursive2(root: Option<Rc<RefCell<TreeNode>>>, k: i32, res: &mut i32) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/tree/longest_univalue_path.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `longest_univalue_path`
[INFO] [stderr]   --> src/tree/longest_univalue_path.rs:39:12
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn longest_univalue_path(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `max_length`
[INFO] [stderr]   --> src/tree/longest_univalue_path.rs:58:8
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn max_length(root: &Option<Rc<RefCell<TreeNode>>>, pre_val: i32) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/tree/lowest_common_ancestor_of_a_binary_search_tree.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `lowest_common_ancestor`
[INFO] [stderr]   --> src/tree/lowest_common_ancestor_of_a_binary_search_tree.rs:32:12
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub fn lowest_common_ancestor(
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dfs`
[INFO] [stderr]   --> src/tree/lowest_common_ancestor_of_a_binary_search_tree.rs:45:8
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn dfs(root: Option<Rc<RefCell<TreeNode>>>, pv: i32, qv: i32) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/tree/lowest_common_ancestor_of_a_binary_tree.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `lowest_common_ancestor`
[INFO] [stderr]   --> src/tree/lowest_common_ancestor_of_a_binary_tree.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn lowest_common_ancestor(
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dfs`
[INFO] [stderr]   --> src/tree/lowest_common_ancestor_of_a_binary_tree.rs:39:8
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn dfs(root: Option<Rc<RefCell<TreeNode>>>, p: i32, q: i32) -> Option<Rc<RefCell<TreeNode>>> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `lowest_common_ancestor2`
[INFO] [stderr]   --> src/tree/lowest_common_ancestor_of_a_binary_tree.rs:64:12
[INFO] [stderr]    |
[INFO] [stderr] 64 |     pub fn lowest_common_ancestor2(
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dfs2`
[INFO] [stderr]   --> src/tree/lowest_common_ancestor_of_a_binary_tree.rs:82:8
[INFO] [stderr]    |
[INFO] [stderr] 82 |     fn dfs2(root: &Option<Rc<RefCell<TreeNode>>>, target: i32, paths: &mut Vec<i32>) -> bool {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/tree/merge_two_binary_trees.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `merge_trees`
[INFO] [stderr]   --> src/tree/merge_two_binary_trees.rs:34:12
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn merge_trees(
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/tree/minimum_absolute_difference_in_bst.rs:24:8
[INFO] [stderr]    |
[INFO] [stderr] 24 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_minimum_difference`
[INFO] [stderr]   --> src/tree/minimum_absolute_difference_in_bst.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn get_minimum_difference(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `inorder`
[INFO] [stderr]   --> src/tree/minimum_absolute_difference_in_bst.rs:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn inorder(root: Option<Rc<RefCell<TreeNode>>>, pre: &mut Option<i32>, res: &mut i32) {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/tree/second_minimum_node_in_a_binary_tree.rs:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `find_second_minimum_value`
[INFO] [stderr]   --> src/tree/second_minimum_node_in_a_binary_tree.rs:39:12
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn find_second_minimum_value(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/tree/subtree_of_another_tree.rs:35:8
[INFO] [stderr]    |
[INFO] [stderr] 35 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_subtree`
[INFO] [stderr]   --> src/tree/subtree_of_another_tree.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn is_subtree(s: Option<Rc<RefCell<TreeNode>>>, t: Option<Rc<RefCell<TreeNode>>>) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `check`
[INFO] [stderr]   --> src/tree/subtree_of_another_tree.rs:55:8
[INFO] [stderr]    |
[INFO] [stderr] 55 |     fn check(s: &Option<Rc<RefCell<TreeNode>>>, t: &Option<Rc<RefCell<TreeNode>>>) -> bool {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `symmetric_loop`
[INFO] [stderr]   --> src/tree/symmetric_tree.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn symmetric_loop(root: Option<Rc<RefCell<TreeNode>>>) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/tree/two_sum_iv_input_is_a_bst.rs:39:8
[INFO] [stderr]    |
[INFO] [stderr] 39 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `find_target`
[INFO] [stderr]   --> src/tree/two_sum_iv_input_is_a_bst.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn find_target(root: Option<Rc<RefCell<TreeNode>>>, k: i32) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `inorder`
[INFO] [stderr]   --> src/tree/two_sum_iv_input_is_a_bst.rs:62:8
[INFO] [stderr]    |
[INFO] [stderr] 62 |     fn inorder(root: Option<Rc<RefCell<TreeNode>>>, values: &mut Vec<i32>) {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]   --> src/two_point/linked_list_cycle.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `has_cycle`
[INFO] [stderr]   --> src/two_point/linked_list_cycle.rs:32:12
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub fn has_cycle(head: Option<Box<ListNode>>) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `merge2`
[INFO] [stderr]   --> src/two_point/merge_sorted_array.rs:49:12
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn merge2(nums1: &mut Vec<i32>, m: i32, nums2: &mut Vec<i32>, n: i32) {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `addEdge` should have a snake case name
[INFO] [stderr]   --> src/base/graph.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn addEdge(&mut self, i: usize, j: usize) {
[INFO] [stderr]    |            ^^^^^^^ help: convert the identifier to snake case: `add_edge`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `topN` should have a snake case name
[INFO] [stderr]    --> src/base/heap.rs:112:8
[INFO] [stderr]     |
[INFO] [stderr] 112 |     fn topN(nums: Vec<i32>, n: usize) -> Vec<i32> {
[INFO] [stderr]     |        ^^^^ help: convert the identifier to snake case: `top_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stderr]   --> src/easy/remove_duplicates_from_sorted_array.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |         nums.split_off(index);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: use `.truncate()` if you don't need the other half
[INFO] [stderr] 
[INFO] [stderr] warning: method `removeNode` should have a snake case name
[INFO] [stderr]   --> src/hash/lru_cache.rs:87:8
[INFO] [stderr]    |
[INFO] [stderr] 87 |     fn removeNode(&mut self, node: Rc<RefCell<Node>>) {
[INFO] [stderr]    |        ^^^^^^^^^^ help: convert the identifier to snake case: `remove_node`
[INFO] [stderr] 
[INFO] [stderr] warning: method `addNode` should have a snake case name
[INFO] [stderr]    --> src/hash/lru_cache.rs:111:8
[INFO] [stderr]     |
[INFO] [stderr] 111 |     fn addNode(&mut self, node: Rc<RefCell<Node>>) {
[INFO] [stderr]     |        ^^^^^^^ help: convert the identifier to snake case: `add_node`
[INFO] [stderr] 
[INFO] [stderr] warning: `leetcode` (bin "leetcode" test) generated 185 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/leetcode-961818e9d85cc9b1)
[INFO] [stdout] 
[INFO] [stdout] running 198 tests
[INFO] [stdout] test array::array_nesting::run ... ok
[INFO] [stdout] test array::count_primes::run ... ok
[INFO] [stdout] test array::find_the_duplicate_number::run ... ok
[INFO] [stdout] test array::beautiful_arrangement_ii::run ... ok
[INFO] [stdout] test array::degree_of_an_array::run ... ok
[INFO] [stdout] test array::max_chunks_to_make_sorted::run ... ok
[INFO] [stdout] test array::max_consecutive_ones::run ... ok
[INFO] [stdout] test array::set_mismatch::run ... ok
[INFO] [stdout] test array::toeplitz_matrix::run ... ok
[INFO] [stdout] test backtracking::n_queens::run ... ok
[INFO] [stdout] test backtracking::n_queens_ii::run ... ok
[INFO] [stdout] test base::binary_search::run ... ok
[INFO] [stdout] test backtracking::permutations::run ... ok
[INFO] [stdout] test base::bit_map::test_bit_map ... ok
[INFO] [stdout] test base::greedy::test_remove_num ... ok
[INFO] [stdout] test base::consistant_hash::run ... ok
[INFO] [stdout] test base::greedy::test_distribute_candy ... ok
[INFO] [stdout] test base::greedy::test_find_disjoint_area ... ok
[INFO] [stdout] test base::jump_table::run ... ok
[INFO] [stdout] test binary_search::find_minimum_in_rotated_sorted_array::run ... ok
[INFO] [stdout] test base::matchs::bp_test ... ok
[INFO] [stdout] test base::java_map::run ... ok
[INFO] [stdout] test array::search_a_2d_matrix_ii::run ... ok
[INFO] [stdout] test base::huffman_coding::test_huffman_coding ... ok
[INFO] [stdout] test base::matchs::bm_test ... ok
[INFO] [stdout] test base::matchs::rk_test ... ok
[INFO] [stdout] test binary_search::find_first_and_last_position_of_element_in_sorted_array::run ... ok
[INFO] [stdout] test binary_search::find_smallest_letter_greater_than_target::run ... ok
[INFO] [stdout] test binary_search::single_element_in_a_sorted_array::run ... ok
[INFO] [stdout] test binary_search::sqrtx::run ... ok
[INFO] [stdout] test bit::binary_number_with_alternating_bits::run ... ok
[INFO] [stdout] test binary_search::powx_n::run ... ok
[INFO] [stdout] test bit::counting_bits::run ... ok
[INFO] [stdout] test bit::maximum_product_of_word_lengths::run ... ok
[INFO] [stdout] test bit::hamming_distance::run ... ok
[INFO] [stdout] test bit::missing_number::run ... ok
[INFO] [stdout] test bit::number_complement::run ... ok
[INFO] [stdout] test bit::power_of_four::run ... ok
[INFO] [stdout] test bit::reverse_bits::run ... ok
[INFO] [stdout] test bit::single_number::run ... ok
[INFO] [stdout] test bit::power_of_two::run ... ok
[INFO] [stdout] test bit::single_number_iii::run ... ok
[INFO] [stdout] test bit::sum_of_two_integers::run ... ok
[INFO] [stdout] test dynamic_programming::coin_change::run ... ok
[INFO] [stdout] test dynamic_programming::minimum_path_sum::run ... ok
[INFO] [stdout] test easy::distribute_candies_to_people::run ... ok
[INFO] [stdout] test dynamic_programming::house_robber::run ... ok
[INFO] [stdout] test dynamic_programming::best_time_to_buy_and_sell_stock_with_cooldown::run ... ok
[INFO] [stdout] test dynamic_programming::zero_one_knapsack::zero_one_knapsack_test ... ok
[INFO] [stdout] test easy::find_all_numbers_disappeared_in_an_array::run ... ok
[INFO] [stdout] test dynamic_programming::edit_distance::run ... ok
[INFO] [stdout] test dynamic_programming::fibonacci_number::run ... ok
[INFO] [stdout] test easy::majority_element::run ... ok
[INFO] [stdout] test backtracking::generate_parentheses::run ... ok
[INFO] [stdout] test easy::partition_array_into_three_parts_with_equal_sum::run ... ok
[INFO] [stdout] test easy::plus_one::run ... ok
[INFO] [stdout] test easy::search_insert_position::run ... ok
[INFO] [stdout] test base::graph::run ... ok
[INFO] [stdout] test easy::reverse_integer::run ... ok
[INFO] [stdout] test easy::remove_duplicates_from_sorted_array::run ... ok
[INFO] [stdout] test easy::shortest_unsorted_continuous_subarray::run ... ok
[INFO] [stdout] test easy::roman_to_integer::run ... ok
[INFO] [stdout] test greedy::best_time_to_buy_and_sell_stock::run ... ok
[INFO] [stdout] test greedy::best_time_to_buy_and_sell_stock_ii::run ... ok
[INFO] [stdout] test greedy::can_place_flowers::run ... ok
[INFO] [stdout] test array::reshape_the_matrix::run ... ok
[INFO] [stdout] test greedy::non_decreasing_array::run ... ok
[INFO] [stdout] test greedy::minimum_number_of_arrows_to_burst_balloons::run ... ok
[INFO] [stdout] test greedy::maximum_subarray::run ... ok
[INFO] [stdout] test greedy::non_overlapping_intervals::run ... ok
[INFO] [stdout] test hard::best_time_to_buy_and_sell_stock_iii::run ... ok
[INFO] [stdout] test greedy::queue_reconstruction_by_height::run ... ok
[INFO] [stdout] test hard::jump_game_ii::run ... ok
[INFO] [stdout] test hard::find_median_from_data_stream::run ... ok
[INFO] [stdout] test hard::binary_tree_maximum_path_sum::run ... ok
[INFO] [stdout] test hard::median_of_two_sorted_arrays::run ... ok
[INFO] [stdout] test hard::longest_valid_parentheses::run ... ok
[INFO] [stdout] test hard::merge_k_sorted_lists::run ... ok
[INFO] [stdout] test divide::different_ways_to_add_parentheses::run ... ok
[INFO] [stdout] test hard::regular_expression_matching::run ... ok
[INFO] [stdout] test hard::sliding_window_maximum::run ... ok
[INFO] [stdout] test hard::minimum_window_substring::run ... ok
[INFO] [stdout] test hard::serialize_and_deserialize_binary_tree::run ... ok
[INFO] [stdout] test hard::trapping_rain_water::run ... ok
[INFO] [stdout] test hash::contains_duplicate::run ... ok
[INFO] [stdout] test hard::wildcard_matching::run ... ok
[INFO] [stdout] test hard::maximal_rectangle::run ... ok
[INFO] [stdout] test hash::longest_consecutive_sequence::run ... ok
[INFO] [stdout] test hash::longest_harmonious_subsequence::run ... ok
[INFO] [stdout] test hash::lru_cache::run ... ok
[INFO] [stdout] test hash::two_sum::run ... ok
[INFO] [stdout] test linked_list::add_two_numbers::run ... ok
[INFO] [stdout] test linked_list::merge_two_sorted_lists::run ... ok
[INFO] [stdout] test linked_list::palindrome_linked_list::run ... ok
[INFO] [stdout] test linked_list::reverse_linked_list::run ... ok
[INFO] [stdout] test linked_list::remove_nth_node_from_end_of_list::run ... ok
[INFO] [stdout] test medium::binary_tree_level_order_traversal::run ... ok
[INFO] [stdout] test medium::combinations::run ... ok
[INFO] [stdout] test dynamic_programming::climbing_stairs::run ... ok
[INFO] [stdout] test easy::longest_common_prefix::run ... ok
[INFO] [stdout] test medium::container_with_most_water::run ... ok
[INFO] [stdout] test medium::course_schedule::run ... ok
[INFO] [stdout] test medium::decode_string::run ... ok
[INFO] [stdout] test medium::find_all_anagrams_in_a_string::run ... ok
[INFO] [stdout] test medium::insert_delete_getrandom_o1::run ... ok
[INFO] [stdout] test medium::jump_game::run ... ok
[INFO] [stdout] test medium::letter_combinations_of_a_phone_number::run ... ok
[INFO] [stdout] test array::kth_smallest_element_in_a_sorted_matrix::run ... FAILED
[INFO] [stdout] test medium::longest_palindromic_substring::run ... ok
[INFO] [stdout] test medium::longest_substring_without_repeating_characters::run ... ok
[INFO] [stdout] test medium::maximal_square::run ... ok
[INFO] [stdout] test medium::maximum_product_subarray::run ... ok
[INFO] [stdout] test medium::merge_intervals::run ... ok
[INFO] [stdout] test medium::next_permutation::run ... ok
[INFO] [stdout] test medium::number_of_sub_arrays_of_size_k_and_average_greater_than_or_equal_to_threshold::run ... ok
[INFO] [stdout] test base::heap::run ... FAILED
[INFO] [stdout] test medium::numbers_with_same_consecutive_differences::run ... ok
[INFO] [stdout] test medium::product_of_array_except_self::run ... ok
[INFO] [stdout] test medium::remove_linked_list_elements::run ... ok
[INFO] [stdout] test base::matchs::kmp_test ... FAILED
[INFO] [stdout] test medium::partition_equal_subset_sum::run ... ok
[INFO] [stdout] test medium::rotate_image::run ... ok
[INFO] [stdout] test medium::search_in_rotated_sorted_array::run ... ok
[INFO] [stdout] test medium::sort_list::run ... ok
[INFO] [stdout] test medium::spiral_matrix::run ... ok
[INFO] [stdout] test medium::subarray_sum_equals_k::run ... ok
[INFO] [stdout] test medium::target_sum::run ... ok
[INFO] [stdout] test medium::task_scheduler::run ... ok
[INFO] [stdout] test medium::three_sum::run ... ok
[INFO] [stdout] test medium::longest_increasing_subsequence::run ... ok
[INFO] [stdout] test medium::three_sum_closest::run ... ok
[INFO] [stdout] test medium::unique_binary_search_trees::run ... ok
[INFO] [stdout] test medium::unique_paths::run ... ok
[INFO] [stdout] test medium::unique_paths_ii::run ... ok
[INFO] [stdout] test medium::validate_binary_search_tree::run ... ok
[INFO] [stdout] test medium::word_break::run ... ok
[INFO] [stdout] test medium::word_search::run ... ok
[INFO] [stdout] test medium::zigzag_conversion::run ... ok
[INFO] [stdout] test search::max_area_of_island::run ... ok
[INFO] [stdout] test search::number_of_islands::run ... ok
[INFO] [stdout] test search::perfect_squares::run ... ok
[INFO] [stdout] test base::sort_algo::run ... FAILED
[INFO] [stdout] test easy::intersection_of_two_arrays::run ... FAILED
[INFO] [stdout] test sort::sort_characters_by_frequency::run ... ok
[INFO] [stdout] test sort::kth_largest_element_in_an_array::run ... ok
[INFO] [stdout] test search::shortest_path_in_binary_matrix::run ... ok
[INFO] [stdout] test sort::sort_colors::run ... ok
[INFO] [stdout] test search::word_ladder::run ... ok
[INFO] [stdout] test sort::top_k_frequent_elements::run ... ok
[INFO] [stdout] test stack_and_queue::implement_queue_using_stacks::run ... ok
[INFO] [stdout] test stack_and_queue::implement_stack_using_queues::run ... ok
[INFO] [stdout] test stack_and_queue::min_stack::run ... ok
[INFO] [stdout] test graph::is_graph_bipartite::run ... FAILED
[INFO] [stdout] test stack_and_queue::next_greater_element_ii::run ... ok
[INFO] [stdout] test stack_and_queue::valid_parentheses::run ... ok
[INFO] [stdout] test string::add_strings::run ... ok
[INFO] [stdout] test string::count_binary_substrings::run ... ok
[INFO] [stdout] test string::isomorphic_strings::run ... ok
[INFO] [stdout] test string::palindromic_substrings::run ... ok
[INFO] [stdout] test string::longest_palindrome::run ... ok
[INFO] [stdout] test string::palindrome_number::run ... ok
[INFO] [stdout] test greedy::assign_cookies::run ... FAILED
[INFO] [stdout] test string::valid_anagram::run ... ok
[INFO] [stdout] test tree::average_of_levels_in_binary_tree::run ... ok
[INFO] [stdout] test hard::first_missing_positive::run ... FAILED
[INFO] [stdout] test tree::binary_tree_inorder_traversal::run ... ok
[INFO] [stdout] test tree::balanced_binary_tree::run ... ok
[INFO] [stdout] test tree::binary_tree_postorder_traversal::run ... ok
[INFO] [stdout] test tree::binary_tree_preorder_traversal::run ... ok
[INFO] [stdout] test tree::diameter_of_binary_tree::run ... ok
[INFO] [stdout] test tree::minimum_depth_of_binary_tree::run ... ok
[INFO] [stdout] test tree::path_sum::run ... ok
[INFO] [stdout] test tree::implement_trie_prefix_tree::run ... ok
[INFO] [stdout] test tree::path_sum_iii::run ... ok
[INFO] [stdout] test tree::sum_of_left_leaves::run ... ok
[INFO] [stdout] test tree::symmetric_tree::run ... ok
[INFO] [stdout] test tree::trim_a_binary_search_tree::run ... ok
[INFO] [stdout] test two_point::merge_sorted_array::run ... ok
[INFO] [stdout] test two_point::move_zeroes::run ... ok
[INFO] [stdout] test two_point::is_subsequence::run ... ok
[INFO] [stdout] test two_point::longest_word_in_dictionary_through_deleting::run ... ok
[INFO] [stdout] test hard::largest_rectangle_in_histogram::run ... FAILED
[INFO] [stdout] test two_point::partition_labels::run ... ok
[INFO] [stdout] test tree::maximum_depth_of_binary_tree::run ... ok
[INFO] [stdout] test stack_and_queue::daily_temperatures::run ... ok
[INFO] [stdout] test two_point::valid_palindrome_ii::run ... ok
[INFO] [stdout] test two_point::reverse_vowels_of_a_string::run ... ok
[INFO] [stdout] test hard::remove_invalid_parentheses::run ... FAILED
[INFO] [stdout] test two_point::valid_palindrome::run ... ok
[INFO] [stdout] test hash::lfu_cache::run ... FAILED
[INFO] [stdout] test hard::word_search_ii::run ... FAILED
[INFO] [stdout] test medium::combination_sum::run ... FAILED
[INFO] [stdout] test medium::construct_binary_tree_from_preorder_and_inorder_traversal::run ... FAILED
[INFO] [stdout] test medium::group_anagrams::run ... FAILED
[INFO] [stdout] test medium::string_to_integer_atoi::run ... FAILED
[INFO] [stdout] test medium::subsets::run ... FAILED
[INFO] [stdout] test two_point::two_sum_ii_input_array_is_sorted::run ... ok
[INFO] [stdout] test two_point::sum_of_square_numbers::run ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- array::kth_smallest_element_in_a_sorted_matrix::run stdout ----
[INFO] [stdout] thread 'array::kth_smallest_element_in_a_sorted_matrix::run' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `0`,
[INFO] [stdout]  right: `3`', src/array/kth_smallest_element_in_a_sorted_matrix.rs:49:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x561d6534e3e0 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x561d6534e3e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x561d6534e3e0 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x561d6534e3e0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x561d65371bdc - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x561d6534b345 - std::io::Write::write_fmt::h5f34a676f60246b5
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x561d6535055b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x561d6535055b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x561d6535055b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x561d6535006c - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x561d65350c24 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x561d65350707 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x561d6534e8bc - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x561d65350669 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x561d6516f951 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x561d6536f9e8 - core::panicking::assert_failed_inner::h62e8cb2847a6e7ec
[INFO] [stdout]   16:     0x561d6533793a - core::panicking::assert_failed::hbe087392a2c3bf51
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x561d651bc442 - leetcode::array::kth_smallest_element_in_a_sorted_matrix::run::h303130581b873f4f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/array/kth_smallest_element_in_a_sorted_matrix.rs:49:5
[INFO] [stdout]   18:     0x561d651bc21a - leetcode::array::kth_smallest_element_in_a_sorted_matrix::run::{{closure}}::h95b6933a9217af4a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/array/kth_smallest_element_in_a_sorted_matrix.rs:48:1
[INFO] [stdout]   19:     0x561d652277ce - core::ops::function::FnOnce::call_once::hc5686252a30ddf8d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x561d652f0653 - core::ops::function::FnOnce::call_once::hbb52c4519d3137b0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x561d652f0653 - test::__rust_begin_short_backtrace::h86fe3a2a5a5121af
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:578:5
[INFO] [stdout]   22:     0x561d652ef108 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfd956bc3d57399be
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   23:     0x561d652ef108 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40dc93e0ddb5938a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x561d652ef108 - std::panicking::try::do_call::h90d07750cb47c562
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x561d652ef108 - std::panicking::try::h063c84733ad2a629
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x561d652ef108 - std::panic::catch_unwind::h0c464836a84e7c08
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x561d652ef108 - test::run_test_in_process::h5cb06ef620b157fc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:601:18
[INFO] [stdout]   28:     0x561d652ef108 - test::run_test::run_test_inner::{{closure}}::h76f677f4b93f9828
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:493:39
[INFO] [stdout]   29:     0x561d652bd89d - test::run_test::run_test_inner::{{closure}}::h366d01fe04f4d67a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:520:37
[INFO] [stdout]   30:     0x561d652bd89d - std::sys_common::backtrace::__rust_begin_short_backtrace::h7dfa0de4eb395af2
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf0a74bb58798037f
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:476:17
[INFO] [stdout]   32:     0x561d652c2068 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb024e854818586ac
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x561d652c2068 - std::panicking::try::do_call::hb2dd9f1d0d48e41d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x561d652c2068 - std::panicking::try::h4717ae7bac8b2bf3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x561d652c2068 - std::panic::catch_unwind::h0dc8a061326ce8d8
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::haa369e2d6fd00aa1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:475:30
[INFO] [stdout]   37:     0x561d652c2068 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h36dcf3de8b056f17
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   39:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   40:     0x561d65355797 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stdout]   41:     0x7f77f962c609 - start_thread
[INFO] [stdout]   42:     0x7f77f98b7293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- base::heap::run stdout ----
[INFO] [stdout] thread 'base::heap::run' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `[]`,
[INFO] [stdout]  right: `[9, 9, 7, 5]`', src/base/heap.rs:154:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x561d6534e3e0 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x561d6534e3e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x561d6534e3e0 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x561d6534e3e0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x561d65371bdc - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x561d6534b345 - std::io::Write::write_fmt::h5f34a676f60246b5
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x561d6535055b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x561d6535055b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x561d6535055b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x561d6535006c - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x561d65350c24 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x561d65350707 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x561d6534e8bc - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x561d65350669 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x561d6516f951 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x561d6536f9e8 - core::panicking::assert_failed_inner::h62e8cb2847a6e7ec
[INFO] [stdout]   16:     0x561d652579ba - core::panicking::assert_failed::h0c2a4034afae11e1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x561d651bd99b - leetcode::base::heap::run::h0024d1f54a5830bb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/base/heap.rs:154:5
[INFO] [stdout]   18:     0x561d651bd20a - leetcode::base::heap::run::{{closure}}::h789e4ec98d085f87
[INFO] [stdout]                                at /opt/rustwide/workdir/src/base/heap.rs:123:1
[INFO] [stdout]   19:     0x561d6522518e - core::ops::function::FnOnce::call_once::h0ff8cddbbf8c44e2
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x561d652f0653 - core::ops::function::FnOnce::call_once::hbb52c4519d3137b0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x561d652f0653 - test::__rust_begin_short_backtrace::h86fe3a2a5a5121af
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:578:5
[INFO] [stdout]   22:     0x561d652ef108 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfd956bc3d57399be
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   23:     0x561d652ef108 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40dc93e0ddb5938a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x561d652ef108 - std::panicking::try::do_call::h90d07750cb47c562
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x561d652ef108 - std::panicking::try::h063c84733ad2a629
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x561d652ef108 - std::panic::catch_unwind::h0c464836a84e7c08
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x561d652ef108 - test::run_test_in_process::h5cb06ef620b157fc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:601:18
[INFO] [stdout]   28:     0x561d652ef108 - test::run_test::run_test_inner::{{closure}}::h76f677f4b93f9828
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:493:39
[INFO] [stdout]   29:     0x561d652bd89d - test::run_test::run_test_inner::{{closure}}::h366d01fe04f4d67a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:520:37
[INFO] [stdout]   30:     0x561d652bd89d - std::sys_common::backtrace::__rust_begin_short_backtrace::h7dfa0de4eb395af2
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf0a74bb58798037f
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:476:17
[INFO] [stdout]   32:     0x561d652c2068 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb024e854818586ac
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x561d652c2068 - std::panicking::try::do_call::hb2dd9f1d0d48e41d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x561d652c2068 - std::panicking::try::h4717ae7bac8b2bf3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x561d652c2068 - std::panic::catch_unwind::h0dc8a061326ce8d8
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::haa369e2d6fd00aa1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:475:30
[INFO] [stdout]   37:     0x561d652c2068 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h36dcf3de8b056f17
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   39:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   40:     0x561d65355797 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stdout]   41:     0x7f77f962c609 - start_thread
[INFO] [stdout]   42:     0x7f77f98b7293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- base::matchs::kmp_test stdout ----
[INFO] [stdout] thread 'base::matchs::kmp_test' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `false`,
[INFO] [stdout]  right: `true`', src/base/matchs.rs:123:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x561d6534e3e0 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x561d6534e3e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x561d6534e3e0 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x561d6534e3e0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x561d65371bdc - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x561d6534b345 - std::io::Write::write_fmt::h5f34a676f60246b5
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x561d6535055b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x561d6535055b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x561d6535055b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x561d6535006c - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x561d65350c24 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x561d65350707 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x561d6534e8bc - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x561d65350669 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x561d6516f951 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x561d6536f9e8 - core::panicking::assert_failed_inner::h62e8cb2847a6e7ec
[INFO] [stdout]   16:     0x561d65257e9a - core::panicking::assert_failed::ha847d16336128916
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x561d651bdfbf - leetcode::base::matchs::kmp_test::h138bb0556757e1b1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/base/matchs.rs:123:5
[INFO] [stdout]   18:     0x561d651bdeea - leetcode::base::matchs::kmp_test::{{closure}}::hc836098d7f93700c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/base/matchs.rs:122:1
[INFO] [stdout]   19:     0x561d65224d5e - core::ops::function::FnOnce::call_once::h0059c8d196dbc151
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x561d652f0653 - core::ops::function::FnOnce::call_once::hbb52c4519d3137b0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x561d652f0653 - test::__rust_begin_short_backtrace::h86fe3a2a5a5121af
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:578:5
[INFO] [stdout]   22:     0x561d652ef108 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfd956bc3d57399be
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   23:     0x561d652ef108 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40dc93e0ddb5938a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x561d652ef108 - std::panicking::try::do_call::h90d07750cb47c562
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x561d652ef108 - std::panicking::try::h063c84733ad2a629
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x561d652ef108 - std::panic::catch_unwind::h0c464836a84e7c08
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x561d652ef108 - test::run_test_in_process::h5cb06ef620b157fc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:601:18
[INFO] [stdout]   28:     0x561d652ef108 - test::run_test::run_test_inner::{{closure}}::h76f677f4b93f9828
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:493:39
[INFO] [stdout]   29:     0x561d652bd89d - test::run_test::run_test_inner::{{closure}}::h366d01fe04f4d67a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:520:37
[INFO] [stdout]   30:     0x561d652bd89d - std::sys_common::backtrace::__rust_begin_short_backtrace::h7dfa0de4eb395af2
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf0a74bb58798037f
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:476:17
[INFO] [stdout]   32:     0x561d652c2068 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb024e854818586ac
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x561d652c2068 - std::panicking::try::do_call::hb2dd9f1d0d48e41d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x561d652c2068 - std::panicking::try::h4717ae7bac8b2bf3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x561d652c2068 - std::panic::catch_unwind::h0dc8a061326ce8d8
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::haa369e2d6fd00aa1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:475:30
[INFO] [stdout]   37:     0x561d652c2068 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h36dcf3de8b056f17
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   39:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   40:     0x561d65355797 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stdout]   41:     0x7f77f962c609 - start_thread
[INFO] [stdout]   42:     0x7f77f98b7293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- base::sort_algo::run stdout ----
[INFO] [stdout] thread 'base::sort_algo::run' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `[1, 2, 3, 3, 4, 8, 9]`,
[INFO] [stdout]  right: `[1, 2, 3, 3, 4, 8, 10]`', src/base/sort_algo.rs:133:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x561d6534e3e0 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x561d6534e3e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x561d6534e3e0 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x561d6534e3e0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x561d65371bdc - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x561d6534b345 - std::io::Write::write_fmt::h5f34a676f60246b5
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x561d6535055b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x561d6535055b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x561d6535055b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x561d6535006c - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x561d65350c24 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x561d65350707 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x561d6534e8bc - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x561d65350669 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x561d6516f951 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x561d6536f9e8 - core::panicking::assert_failed_inner::h62e8cb2847a6e7ec
[INFO] [stdout]   16:     0x561d652579ba - core::panicking::assert_failed::h0c2a4034afae11e1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x561d652790f7 - leetcode::base::sort_algo::run::h84e13b8531b3add3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/base/sort_algo.rs:133:5
[INFO] [stdout]   18:     0x561d65278f0a - leetcode::base::sort_algo::run::{{closure}}::hc964747fb4ddb2fa
[INFO] [stdout]                                at /opt/rustwide/workdir/src/base/sort_algo.rs:120:1
[INFO] [stdout]   19:     0x561d652278ae - core::ops::function::FnOnce::call_once::hc9ea12d1cbca50bc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x561d652f0653 - core::ops::function::FnOnce::call_once::hbb52c4519d3137b0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x561d652f0653 - test::__rust_begin_short_backtrace::h86fe3a2a5a5121af
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:578:5
[INFO] [stdout]   22:     0x561d652ef108 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfd956bc3d57399be
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   23:     0x561d652ef108 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40dc93e0ddb5938a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x561d652ef108 - std::panicking::try::do_call::h90d07750cb47c562
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x561d652ef108 - std::panicking::try::h063c84733ad2a629
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x561d652ef108 - std::panic::catch_unwind::h0c464836a84e7c08
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x561d652ef108 - test::run_test_in_process::h5cb06ef620b157fc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:601:18
[INFO] [stdout]   28:     0x561d652ef108 - test::run_test::run_test_inner::{{closure}}::h76f677f4b93f9828
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:493:39
[INFO] [stdout]   29:     0x561d652bd89d - test::run_test::run_test_inner::{{closure}}::h366d01fe04f4d67a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:520:37
[INFO] [stdout]   30:     0x561d652bd89d - std::sys_common::backtrace::__rust_begin_short_backtrace::h7dfa0de4eb395af2
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf0a74bb58798037f
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:476:17
[INFO] [stdout]   32:     0x561d652c2068 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb024e854818586ac
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x561d652c2068 - std::panicking::try::do_call::hb2dd9f1d0d48e41d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x561d652c2068 - std::panicking::try::h4717ae7bac8b2bf3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x561d652c2068 - std::panic::catch_unwind::h0dc8a061326ce8d8
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::haa369e2d6fd00aa1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:475:30
[INFO] [stdout]   37:     0x561d652c2068 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h36dcf3de8b056f17
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   39:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   40:     0x561d65355797 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stdout]   41:     0x7f77f962c609 - start_thread
[INFO] [stdout]   42:     0x7f77f98b7293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- easy::intersection_of_two_arrays::run stdout ----
[INFO] [stdout] thread 'easy::intersection_of_two_arrays::run' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `[9, 4]`,
[INFO] [stdout]  right: `[4, 9]`', src/easy/intersection_of_two_arrays.rs:69:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x561d6534e3e0 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x561d6534e3e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x561d6534e3e0 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x561d6534e3e0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x561d65371bdc - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x561d6534b345 - std::io::Write::write_fmt::h5f34a676f60246b5
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x561d6535055b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x561d6535055b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x561d6535055b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x561d6535006c - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x561d65350c24 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x561d65350707 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x561d6534e8bc - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x561d65350669 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x561d6516f951 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x561d6536f9e8 - core::panicking::assert_failed_inner::h62e8cb2847a6e7ec
[INFO] [stdout]   16:     0x561d652579ba - core::panicking::assert_failed::h0c2a4034afae11e1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x561d652010b6 - leetcode::easy::intersection_of_two_arrays::run::hce0e96b4be09e621
[INFO] [stdout]                                at /opt/rustwide/workdir/src/easy/intersection_of_two_arrays.rs:69:5
[INFO] [stdout]   18:     0x561d65200c8a - leetcode::easy::intersection_of_two_arrays::run::{{closure}}::h0881e99605bdf506
[INFO] [stdout]                                at /opt/rustwide/workdir/src/easy/intersection_of_two_arrays.rs:64:1
[INFO] [stdout]   19:     0x561d65226ede - core::ops::function::FnOnce::call_once::h95816c533fca0498
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x561d652f0653 - core::ops::function::FnOnce::call_once::hbb52c4519d3137b0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x561d652f0653 - test::__rust_begin_short_backtrace::h86fe3a2a5a5121af
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:578:5
[INFO] [stdout]   22:     0x561d652ef108 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfd956bc3d57399be
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   23:     0x561d652ef108 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40dc93e0ddb5938a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x561d652ef108 - std::panicking::try::do_call::h90d07750cb47c562
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x561d652ef108 - std::panicking::try::h063c84733ad2a629
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x561d652ef108 - std::panic::catch_unwind::h0c464836a84e7c08
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x561d652ef108 - test::run_test_in_process::h5cb06ef620b157fc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:601:18
[INFO] [stdout]   28:     0x561d652ef108 - test::run_test::run_test_inner::{{closure}}::h76f677f4b93f9828
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:493:39
[INFO] [stdout]   29:     0x561d652bd89d - test::run_test::run_test_inner::{{closure}}::h366d01fe04f4d67a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:520:37
[INFO] [stdout]   30:     0x561d652bd89d - std::sys_common::backtrace::__rust_begin_short_backtrace::h7dfa0de4eb395af2
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf0a74bb58798037f
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:476:17
[INFO] [stdout]   32:     0x561d652c2068 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb024e854818586ac
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x561d652c2068 - std::panicking::try::do_call::hb2dd9f1d0d48e41d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x561d652c2068 - std::panicking::try::h4717ae7bac8b2bf3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x561d652c2068 - std::panic::catch_unwind::h0dc8a061326ce8d8
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::haa369e2d6fd00aa1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:475:30
[INFO] [stdout]   37:     0x561d652c2068 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h36dcf3de8b056f17
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   39:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   40:     0x561d65355797 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stdout]   41:     0x7f77f962c609 - start_thread
[INFO] [stdout]   42:     0x7f77f98b7293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- graph::is_graph_bipartite::run stdout ----
[INFO] [stdout] thread 'graph::is_graph_bipartite::run' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `false`,
[INFO] [stdout]  right: `true`', src/graph/is_graph_bipartite.rs:48:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x561d6534e3e0 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x561d6534e3e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x561d6534e3e0 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x561d6534e3e0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x561d65371bdc - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x561d6534b345 - std::io::Write::write_fmt::h5f34a676f60246b5
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x561d6535055b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x561d6535055b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x561d6535055b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x561d6535006c - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x561d65350c24 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x561d65350707 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x561d6534e8bc - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x561d65350669 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x561d6516f951 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x561d6536f9e8 - core::panicking::assert_failed_inner::h62e8cb2847a6e7ec
[INFO] [stdout]   16:     0x561d65257e9a - core::panicking::assert_failed::ha847d16336128916
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x561d6523a140 - leetcode::graph::is_graph_bipartite::run::heac61cffafd65420
[INFO] [stdout]                                at /opt/rustwide/workdir/src/graph/is_graph_bipartite.rs:48:5
[INFO] [stdout]   18:     0x561d65239baa - leetcode::graph::is_graph_bipartite::run::{{closure}}::he5980a166593c4e7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/graph/is_graph_bipartite.rs:43:1
[INFO] [stdout]   19:     0x561d65227c0e - core::ops::function::FnOnce::call_once::hdd91d2a6ca8857f0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x561d652f0653 - core::ops::function::FnOnce::call_once::hbb52c4519d3137b0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x561d652f0653 - test::__rust_begin_short_backtrace::h86fe3a2a5a5121af
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:578:5
[INFO] [stdout]   22:     0x561d652ef108 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfd956bc3d57399be
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   23:     0x561d652ef108 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40dc93e0ddb5938a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x561d652ef108 - std::panicking::try::do_call::h90d07750cb47c562
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x561d652ef108 - std::panicking::try::h063c84733ad2a629
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x561d652ef108 - std::panic::catch_unwind::h0c464836a84e7c08
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x561d652ef108 - test::run_test_in_process::h5cb06ef620b157fc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:601:18
[INFO] [stdout]   28:     0x561d652ef108 - test::run_test::run_test_inner::{{closure}}::h76f677f4b93f9828
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:493:39
[INFO] [stdout]   29:     0x561d652bd89d - test::run_test::run_test_inner::{{closure}}::h366d01fe04f4d67a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:520:37
[INFO] [stdout]   30:     0x561d652bd89d - std::sys_common::backtrace::__rust_begin_short_backtrace::h7dfa0de4eb395af2
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf0a74bb58798037f
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:476:17
[INFO] [stdout]   32:     0x561d652c2068 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb024e854818586ac
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x561d652c2068 - std::panicking::try::do_call::hb2dd9f1d0d48e41d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x561d652c2068 - std::panicking::try::h4717ae7bac8b2bf3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x561d652c2068 - std::panic::catch_unwind::h0dc8a061326ce8d8
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::haa369e2d6fd00aa1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:475:30
[INFO] [stdout]   37:     0x561d652c2068 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h36dcf3de8b056f17
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   39:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   40:     0x561d65355797 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stdout]   41:     0x7f77f962c609 - start_thread
[INFO] [stdout]   42:     0x7f77f98b7293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- greedy::assign_cookies::run stdout ----
[INFO] [stdout] thread 'greedy::assign_cookies::run' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `0`,
[INFO] [stdout]  right: `1`', src/greedy/assign_cookies.rs:58:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x561d6534e3e0 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x561d6534e3e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x561d6534e3e0 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x561d6534e3e0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x561d65371bdc - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x561d6534b345 - std::io::Write::write_fmt::h5f34a676f60246b5
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x561d6535055b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x561d6535055b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x561d6535055b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x561d6535006c - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x561d65350c24 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x561d65350707 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x561d6534e8bc - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x561d65350669 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x561d6516f951 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x561d6536f9e8 - core::panicking::assert_failed_inner::h62e8cb2847a6e7ec
[INFO] [stdout]   16:     0x561d6533793a - core::panicking::assert_failed::hbe087392a2c3bf51
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x561d6528f0bf - leetcode::greedy::assign_cookies::run::h041405edb0c1c63d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/greedy/assign_cookies.rs:58:5
[INFO] [stdout]   18:     0x561d6528ec3a - leetcode::greedy::assign_cookies::run::{{closure}}::hdf449b1cb2520ea4
[INFO] [stdout]                                at /opt/rustwide/workdir/src/greedy/assign_cookies.rs:49:1
[INFO] [stdout]   19:     0x561d65225a7e - core::ops::function::FnOnce::call_once::h38d22011b6258eee
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x561d652f0653 - core::ops::function::FnOnce::call_once::hbb52c4519d3137b0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x561d652f0653 - test::__rust_begin_short_backtrace::h86fe3a2a5a5121af
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:578:5
[INFO] [stdout]   22:     0x561d652ef108 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfd956bc3d57399be
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   23:     0x561d652ef108 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40dc93e0ddb5938a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x561d652ef108 - std::panicking::try::do_call::h90d07750cb47c562
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x561d652ef108 - std::panicking::try::h063c84733ad2a629
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x561d652ef108 - std::panic::catch_unwind::h0c464836a84e7c08
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x561d652ef108 - test::run_test_in_process::h5cb06ef620b157fc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:601:18
[INFO] [stdout]   28:     0x561d652ef108 - test::run_test::run_test_inner::{{closure}}::h76f677f4b93f9828
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:493:39
[INFO] [stdout]   29:     0x561d652bd89d - test::run_test::run_test_inner::{{closure}}::h366d01fe04f4d67a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:520:37
[INFO] [stdout]   30:     0x561d652bd89d - std::sys_common::backtrace::__rust_begin_short_backtrace::h7dfa0de4eb395af2
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf0a74bb58798037f
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:476:17
[INFO] [stdout]   32:     0x561d652c2068 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb024e854818586ac
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x561d652c2068 - std::panicking::try::do_call::hb2dd9f1d0d48e41d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x561d652c2068 - std::panicking::try::h4717ae7bac8b2bf3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x561d652c2068 - std::panic::catch_unwind::h0dc8a061326ce8d8
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::haa369e2d6fd00aa1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:475:30
[INFO] [stdout]   37:     0x561d652c2068 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h36dcf3de8b056f17
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   39:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   40:     0x561d65355797 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stdout]   41:     0x7f77f962c609 - start_thread
[INFO] [stdout]   42:     0x7f77f98b7293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- hard::first_missing_positive::run stdout ----
[INFO] [stdout] thread 'hard::first_missing_positive::run' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `2`,
[INFO] [stdout]  right: `1`', src/hard/first_missing_positive.rs:65:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x561d6534e3e0 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x561d6534e3e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x561d6534e3e0 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x561d6534e3e0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x561d65371bdc - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x561d6534b345 - std::io::Write::write_fmt::h5f34a676f60246b5
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x561d6535055b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x561d6535055b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x561d6535055b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x561d6535006c - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x561d65350c24 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x561d65350707 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x561d6534e8bc - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x561d65350669 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x561d6516f951 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x561d6536f9e8 - core::panicking::assert_failed_inner::h62e8cb2847a6e7ec
[INFO] [stdout]   16:     0x561d6533793a - core::panicking::assert_failed::hbe087392a2c3bf51
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x561d6528f811 - leetcode::hard::first_missing_positive::run::h1f81c717d0b57333
[INFO] [stdout]                                at /opt/rustwide/workdir/src/hard/first_missing_positive.rs:65:5
[INFO] [stdout]   18:     0x561d6528f1da - leetcode::hard::first_missing_positive::run::{{closure}}::ha962ea05b3842755
[INFO] [stdout]                                at /opt/rustwide/workdir/src/hard/first_missing_positive.rs:58:1
[INFO] [stdout]   19:     0x561d6522573e - core::ops::function::FnOnce::call_once::h29f53e3671b099e8
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x561d652f0653 - core::ops::function::FnOnce::call_once::hbb52c4519d3137b0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x561d652f0653 - test::__rust_begin_short_backtrace::h86fe3a2a5a5121af
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:578:5
[INFO] [stdout]   22:     0x561d652ef108 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfd956bc3d57399be
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   23:     0x561d652ef108 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40dc93e0ddb5938a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x561d652ef108 - std::panicking::try::do_call::h90d07750cb47c562
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x561d652ef108 - std::panicking::try::h063c84733ad2a629
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x561d652ef108 - std::panic::catch_unwind::h0c464836a84e7c08
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x561d652ef108 - test::run_test_in_process::h5cb06ef620b157fc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:601:18
[INFO] [stdout]   28:     0x561d652ef108 - test::run_test::run_test_inner::{{closure}}::h76f677f4b93f9828
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:493:39
[INFO] [stdout]   29:     0x561d652bd89d - test::run_test::run_test_inner::{{closure}}::h366d01fe04f4d67a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:520:37
[INFO] [stdout]   30:     0x561d652bd89d - std::sys_common::backtrace::__rust_begin_short_backtrace::h7dfa0de4eb395af2
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf0a74bb58798037f
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:476:17
[INFO] [stdout]   32:     0x561d652c2068 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb024e854818586ac
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x561d652c2068 - std::panicking::try::do_call::hb2dd9f1d0d48e41d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x561d652c2068 - std::panicking::try::h4717ae7bac8b2bf3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x561d652c2068 - std::panic::catch_unwind::h0dc8a061326ce8d8
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::haa369e2d6fd00aa1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:475:30
[INFO] [stdout]   37:     0x561d652c2068 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h36dcf3de8b056f17
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   39:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   40:     0x561d65355797 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stdout]   41:     0x7f77f962c609 - start_thread
[INFO] [stdout]   42:     0x7f77f98b7293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- hard::largest_rectangle_in_histogram::run stdout ----
[INFO] [stdout] thread 'hard::largest_rectangle_in_histogram::run' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `0`,
[INFO] [stdout]  right: `10`', src/hard/largest_rectangle_in_histogram.rs:41:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x561d6534e3e0 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x561d6534e3e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x561d6534e3e0 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x561d6534e3e0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x561d65371bdc - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x561d6534b345 - std::io::Write::write_fmt::h5f34a676f60246b5
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x561d6535055b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x561d6535055b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x561d6535055b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x561d6535006c - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x561d65350c24 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x561d65350707 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x561d6534e8bc - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x561d65350669 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x561d6516f951 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x561d6536f9e8 - core::panicking::assert_failed_inner::h62e8cb2847a6e7ec
[INFO] [stdout]   16:     0x561d6533793a - core::panicking::assert_failed::hbe087392a2c3bf51
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x561d65201ca7 - leetcode::hard::largest_rectangle_in_histogram::run::h6845803e38cca046
[INFO] [stdout]                                at /opt/rustwide/workdir/src/hard/largest_rectangle_in_histogram.rs:41:5
[INFO] [stdout]   18:     0x561d65201bba - leetcode::hard::largest_rectangle_in_histogram::run::{{closure}}::hf71ba7b7059517fc
[INFO] [stdout]                                at /opt/rustwide/workdir/src/hard/largest_rectangle_in_histogram.rs:40:1
[INFO] [stdout]   19:     0x561d6522792e - core::ops::function::FnOnce::call_once::hcb21a62b52cce983
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x561d652f0653 - core::ops::function::FnOnce::call_once::hbb52c4519d3137b0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x561d652f0653 - test::__rust_begin_short_backtrace::h86fe3a2a5a5121af
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:578:5
[INFO] [stdout]   22:     0x561d652ef108 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfd956bc3d57399be
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   23:     0x561d652ef108 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40dc93e0ddb5938a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x561d652ef108 - std::panicking::try::do_call::h90d07750cb47c562
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x561d652ef108 - std::panicking::try::h063c84733ad2a629
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x561d652ef108 - std::panic::catch_unwind::h0c464836a84e7c08
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x561d652ef108 - test::run_test_in_process::h5cb06ef620b157fc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:601:18
[INFO] [stdout]   28:     0x561d652ef108 - test::run_test::run_test_inner::{{closure}}::h76f677f4b93f9828
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:493:39
[INFO] [stdout]   29:     0x561d652bd89d - test::run_test::run_test_inner::{{closure}}::h366d01fe04f4d67a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:520:37
[INFO] [stdout]   30:     0x561d652bd89d - std::sys_common::backtrace::__rust_begin_short_backtrace::h7dfa0de4eb395af2
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf0a74bb58798037f
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:476:17
[INFO] [stdout]   32:     0x561d652c2068 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb024e854818586ac
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x561d652c2068 - std::panicking::try::do_call::hb2dd9f1d0d48e41d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x561d652c2068 - std::panicking::try::h4717ae7bac8b2bf3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x561d652c2068 - std::panic::catch_unwind::h0dc8a061326ce8d8
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::haa369e2d6fd00aa1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:475:30
[INFO] [stdout]   37:     0x561d652c2068 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h36dcf3de8b056f17
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   39:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   40:     0x561d65355797 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stdout]   41:     0x7f77f962c609 - start_thread
[INFO] [stdout]   42:     0x7f77f98b7293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- hard::remove_invalid_parentheses::run stdout ----
[INFO] [stdout] thread 'hard::remove_invalid_parentheses::run' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `["(a)()()", "(a())()"]`,
[INFO] [stdout]  right: `["(a())()", "(a)()()"]`', src/hard/remove_invalid_parentheses.rs:90:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x561d6534e3e0 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x561d6534e3e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x561d6534e3e0 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x561d6534e3e0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x561d65371bdc - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x561d6534b345 - std::io::Write::write_fmt::h5f34a676f60246b5
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x561d6535055b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x561d6535055b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x561d6535055b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x561d6535006c - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x561d65350c24 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x561d65350707 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x561d6534e8bc - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x561d65350669 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x561d6516f951 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x561d6536f9e8 - core::panicking::assert_failed_inner::h62e8cb2847a6e7ec
[INFO] [stdout]   16:     0x561d6525807a - core::panicking::assert_failed::hd407d402e6f7b314
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x561d6528facf - leetcode::hard::remove_invalid_parentheses::run::hf19c68e1c3186137
[INFO] [stdout]                                at /opt/rustwide/workdir/src/hard/remove_invalid_parentheses.rs:90:5
[INFO] [stdout]   18:     0x561d6528f8ca - leetcode::hard::remove_invalid_parentheses::run::{{closure}}::he84664908a50d345
[INFO] [stdout]                                at /opt/rustwide/workdir/src/hard/remove_invalid_parentheses.rs:89:1
[INFO] [stdout]   19:     0x561d65225b7e - core::ops::function::FnOnce::call_once::h3b6275eb9693d899
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x561d652f0653 - core::ops::function::FnOnce::call_once::hbb52c4519d3137b0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x561d652f0653 - test::__rust_begin_short_backtrace::h86fe3a2a5a5121af
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:578:5
[INFO] [stdout]   22:     0x561d652ef108 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfd956bc3d57399be
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   23:     0x561d652ef108 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40dc93e0ddb5938a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x561d652ef108 - std::panicking::try::do_call::h90d07750cb47c562
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x561d652ef108 - std::panicking::try::h063c84733ad2a629
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x561d652ef108 - std::panic::catch_unwind::h0c464836a84e7c08
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x561d652ef108 - test::run_test_in_process::h5cb06ef620b157fc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:601:18
[INFO] [stdout]   28:     0x561d652ef108 - test::run_test::run_test_inner::{{closure}}::h76f677f4b93f9828
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:493:39
[INFO] [stdout]   29:     0x561d652bd89d - test::run_test::run_test_inner::{{closure}}::h366d01fe04f4d67a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:520:37
[INFO] [stdout]   30:     0x561d652bd89d - std::sys_common::backtrace::__rust_begin_short_backtrace::h7dfa0de4eb395af2
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf0a74bb58798037f
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:476:17
[INFO] [stdout]   32:     0x561d652c2068 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb024e854818586ac
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x561d652c2068 - std::panicking::try::do_call::hb2dd9f1d0d48e41d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x561d652c2068 - std::panicking::try::h4717ae7bac8b2bf3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x561d652c2068 - std::panic::catch_unwind::h0dc8a061326ce8d8
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::haa369e2d6fd00aa1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:475:30
[INFO] [stdout]   37:     0x561d652c2068 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h36dcf3de8b056f17
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   39:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   40:     0x561d65355797 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stdout]   41:     0x7f77f962c609 - start_thread
[INFO] [stdout]   42:     0x7f77f98b7293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- hash::lfu_cache::run stdout ----
[INFO] [stdout] thread 'hash::lfu_cache::run' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `-1`,
[INFO] [stdout]  right: `2`', src/hash/lfu_cache.rs:110:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x561d6534e3e0 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x561d6534e3e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x561d6534e3e0 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x561d6534e3e0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x561d65371bdc - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x561d6534b345 - std::io::Write::write_fmt::h5f34a676f60246b5
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x561d6535055b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x561d6535055b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x561d6535055b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x561d6535006c - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x561d65350c24 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x561d65350707 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x561d6534e8bc - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x561d65350669 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x561d6516f951 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x561d6536f9e8 - core::panicking::assert_failed_inner::h62e8cb2847a6e7ec
[INFO] [stdout]   16:     0x561d6533793a - core::panicking::assert_failed::hbe087392a2c3bf51
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x561d6521f6df - leetcode::hash::lfu_cache::run::h808ff12608415282
[INFO] [stdout]                                at /opt/rustwide/workdir/src/hash/lfu_cache.rs:110:5
[INFO] [stdout]   18:     0x561d6521f41a - leetcode::hash::lfu_cache::run::{{closure}}::h362696209ec61297
[INFO] [stdout]                                at /opt/rustwide/workdir/src/hash/lfu_cache.rs:92:1
[INFO] [stdout]   19:     0x561d65225f7e - core::ops::function::FnOnce::call_once::h521d280bdc215d09
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x561d652f0653 - core::ops::function::FnOnce::call_once::hbb52c4519d3137b0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x561d652f0653 - test::__rust_begin_short_backtrace::h86fe3a2a5a5121af
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:578:5
[INFO] [stdout]   22:     0x561d652ef108 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfd956bc3d57399be
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   23:     0x561d652ef108 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40dc93e0ddb5938a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x561d652ef108 - std::panicking::try::do_call::h90d07750cb47c562
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x561d652ef108 - std::panicking::try::h063c84733ad2a629
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x561d652ef108 - std::panic::catch_unwind::h0c464836a84e7c08
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x561d652ef108 - test::run_test_in_process::h5cb06ef620b157fc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:601:18
[INFO] [stdout]   28:     0x561d652ef108 - test::run_test::run_test_inner::{{closure}}::h76f677f4b93f9828
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:493:39
[INFO] [stdout]   29:     0x561d652bd89d - test::run_test::run_test_inner::{{closure}}::h366d01fe04f4d67a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:520:37
[INFO] [stdout]   30:     0x561d652bd89d - std::sys_common::backtrace::__rust_begin_short_backtrace::h7dfa0de4eb395af2
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf0a74bb58798037f
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:476:17
[INFO] [stdout]   32:     0x561d652c2068 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb024e854818586ac
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x561d652c2068 - std::panicking::try::do_call::hb2dd9f1d0d48e41d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x561d652c2068 - std::panicking::try::h4717ae7bac8b2bf3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x561d652c2068 - std::panic::catch_unwind::h0dc8a061326ce8d8
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::haa369e2d6fd00aa1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:475:30
[INFO] [stdout]   37:     0x561d652c2068 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h36dcf3de8b056f17
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   39:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   40:     0x561d65355797 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stdout]   41:     0x7f77f962c609 - start_thread
[INFO] [stdout]   42:     0x7f77f98b7293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- hard::word_search_ii::run stdout ----
[INFO] [stdout] thread 'hard::word_search_ii::run' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `["eat", "oath"]`,
[INFO] [stdout]  right: `["oath", "eat"]`', src/hard/word_search_ii.rs:128:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x561d6534e3e0 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x561d6534e3e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x561d6534e3e0 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x561d6534e3e0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x561d65371bdc - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x561d6534b345 - std::io::Write::write_fmt::h5f34a676f60246b5
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x561d6535055b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x561d6535055b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x561d6535055b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x561d6535006c - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x561d65350c24 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x561d65350707 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x561d6534e8bc - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x561d65350669 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x561d6516f951 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x561d6536f9e8 - core::panicking::assert_failed_inner::h62e8cb2847a6e7ec
[INFO] [stdout]   16:     0x561d6525807a - core::panicking::assert_failed::hd407d402e6f7b314
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x561d6521f116 - leetcode::hard::word_search_ii::run::h1ce5c207f1200325
[INFO] [stdout]                                at /opt/rustwide/workdir/src/hard/word_search_ii.rs:128:5
[INFO] [stdout]   18:     0x561d6521e41a - leetcode::hard::word_search_ii::run::{{closure}}::h0970b8e7f61151d2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/hard/word_search_ii.rs:119:1
[INFO] [stdout]   19:     0x561d65226d7e - core::ops::function::FnOnce::call_once::h915144793e00d874
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x561d652f0653 - core::ops::function::FnOnce::call_once::hbb52c4519d3137b0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x561d652f0653 - test::__rust_begin_short_backtrace::h86fe3a2a5a5121af
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:578:5
[INFO] [stdout]   22:     0x561d652ef108 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfd956bc3d57399be
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   23:     0x561d652ef108 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40dc93e0ddb5938a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x561d652ef108 - std::panicking::try::do_call::h90d07750cb47c562
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x561d652ef108 - std::panicking::try::h063c84733ad2a629
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x561d652ef108 - std::panic::catch_unwind::h0c464836a84e7c08
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x561d652ef108 - test::run_test_in_process::h5cb06ef620b157fc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:601:18
[INFO] [stdout]   28:     0x561d652ef108 - test::run_test::run_test_inner::{{closure}}::h76f677f4b93f9828
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:493:39
[INFO] [stdout]   29:     0x561d652bd89d - test::run_test::run_test_inner::{{closure}}::h366d01fe04f4d67a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:520:37
[INFO] [stdout]   30:     0x561d652bd89d - std::sys_common::backtrace::__rust_begin_short_backtrace::h7dfa0de4eb395af2
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf0a74bb58798037f
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:476:17
[INFO] [stdout]   32:     0x561d652c2068 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb024e854818586ac
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x561d652c2068 - std::panicking::try::do_call::hb2dd9f1d0d48e41d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x561d652c2068 - std::panicking::try::h4717ae7bac8b2bf3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x561d652c2068 - std::panic::catch_unwind::h0dc8a061326ce8d8
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::haa369e2d6fd00aa1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:475:30
[INFO] [stdout]   37:     0x561d652c2068 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h36dcf3de8b056f17
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   39:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   40:     0x561d65355797 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stdout]   41:     0x7f77f962c609 - start_thread
[INFO] [stdout]   42:     0x7f77f98b7293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- medium::combination_sum::run stdout ----
[INFO] [stdout] thread 'medium::combination_sum::run' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `[[2, 2, 3], [7]]`,
[INFO] [stdout]  right: `[[7], [2, 2, 3]]`', src/medium/combination_sum.rs:67:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x561d6534e3e0 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x561d6534e3e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x561d6534e3e0 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x561d6534e3e0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x561d65371bdc - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x561d6534b345 - std::io::Write::write_fmt::h5f34a676f60246b5
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x561d6535055b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x561d6535055b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x561d6535055b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x561d6535006c - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x561d65350c24 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x561d65350707 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x561d6534e8bc - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x561d65350669 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x561d6516f951 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x561d6536f9e8 - core::panicking::assert_failed_inner::h62e8cb2847a6e7ec
[INFO] [stdout]   16:     0x561d6525801a - core::panicking::assert_failed::hcb5fbd1d2fe50f32
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x561d65267025 - leetcode::medium::combination_sum::run::h1fd9bd144603a62e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/medium/combination_sum.rs:67:5
[INFO] [stdout]   18:     0x561d65266dca - leetcode::medium::combination_sum::run::{{closure}}::hed76b15cf7884d08
[INFO] [stdout]                                at /opt/rustwide/workdir/src/medium/combination_sum.rs:66:1
[INFO] [stdout]   19:     0x561d6522770e - core::ops::function::FnOnce::call_once::hc1084d4998e57947
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x561d652f0653 - core::ops::function::FnOnce::call_once::hbb52c4519d3137b0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x561d652f0653 - test::__rust_begin_short_backtrace::h86fe3a2a5a5121af
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:578:5
[INFO] [stdout]   22:     0x561d652ef108 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfd956bc3d57399be
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   23:     0x561d652ef108 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40dc93e0ddb5938a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x561d652ef108 - std::panicking::try::do_call::h90d07750cb47c562
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x561d652ef108 - std::panicking::try::h063c84733ad2a629
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x561d652ef108 - std::panic::catch_unwind::h0c464836a84e7c08
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x561d652ef108 - test::run_test_in_process::h5cb06ef620b157fc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:601:18
[INFO] [stdout]   28:     0x561d652ef108 - test::run_test::run_test_inner::{{closure}}::h76f677f4b93f9828
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:493:39
[INFO] [stdout]   29:     0x561d652bd89d - test::run_test::run_test_inner::{{closure}}::h366d01fe04f4d67a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:520:37
[INFO] [stdout]   30:     0x561d652bd89d - std::sys_common::backtrace::__rust_begin_short_backtrace::h7dfa0de4eb395af2
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf0a74bb58798037f
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:476:17
[INFO] [stdout]   32:     0x561d652c2068 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb024e854818586ac
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x561d652c2068 - std::panicking::try::do_call::hb2dd9f1d0d48e41d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x561d652c2068 - std::panicking::try::h4717ae7bac8b2bf3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x561d652c2068 - std::panic::catch_unwind::h0dc8a061326ce8d8
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::haa369e2d6fd00aa1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:475:30
[INFO] [stdout]   37:     0x561d652c2068 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h36dcf3de8b056f17
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   39:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   40:     0x561d65355797 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stdout]   41:     0x7f77f962c609 - start_thread
[INFO] [stdout]   42:     0x7f77f98b7293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- medium::construct_binary_tree_from_preorder_and_inorder_traversal::run stdout ----
[INFO] [stdout] thread 'medium::construct_binary_tree_from_preorder_and_inorder_traversal::run' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `Some(RefCell { value: TreeNode { val: 3, left: Some(RefCell { value: TreeNode { val: 9, left: None, right: None } }), right: Some(RefCell { value: TreeNode { val: 20, left: Some(RefCell { value: TreeNode { val: 15, left: None, right: None } }), right: Some(RefCell { value: TreeNode { val: 7, left: None, right: None } }) } }) } })`,
[INFO] [stdout]  right: `Some(RefCell { value: TreeNode { val: 1, left: Some(RefCell { value: TreeNode { val: 2, left: None, right: None } }), right: Some(RefCell { value: TreeNode { val: 3, left: None, right: None } }) } })`', src/medium/construct_binary_tree_from_preorder_and_inorder_traversal.rs:45:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x561d6534e3e0 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x561d6534e3e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x561d6534e3e0 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x561d6534e3e0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x561d65371bdc - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x561d6534b345 - std::io::Write::write_fmt::h5f34a676f60246b5
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x561d6535055b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x561d6535055b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x561d6535055b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x561d6535006c - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x561d65350c24 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x561d65350707 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x561d6534e8bc - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x561d65350669 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x561d6516f951 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x561d6536f9e8 - core::panicking::assert_failed_inner::h62e8cb2847a6e7ec
[INFO] [stdout]   16:     0x561d65257c5a - core::panicking::assert_failed::h74294c3e35ac3c5a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x561d652901e8 - leetcode::medium::construct_binary_tree_from_preorder_and_inorder_traversal::run::hb17a575c243090fe
[INFO] [stdout]                                at /opt/rustwide/workdir/src/medium/construct_binary_tree_from_preorder_and_inorder_traversal.rs:45:5
[INFO] [stdout]   18:     0x561d6528ffda - leetcode::medium::construct_binary_tree_from_preorder_and_inorder_traversal::run::{{closure}}::h400ca492dc82ba1c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/medium/construct_binary_tree_from_preorder_and_inorder_traversal.rs:44:1
[INFO] [stdout]   19:     0x561d6522677e - core::ops::function::FnOnce::call_once::h7a1d86e66f74144b
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x561d652f0653 - core::ops::function::FnOnce::call_once::hbb52c4519d3137b0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x561d652f0653 - test::__rust_begin_short_backtrace::h86fe3a2a5a5121af
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:578:5
[INFO] [stdout]   22:     0x561d652ef108 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfd956bc3d57399be
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   23:     0x561d652ef108 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40dc93e0ddb5938a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x561d652ef108 - std::panicking::try::do_call::h90d07750cb47c562
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x561d652ef108 - std::panicking::try::h063c84733ad2a629
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x561d652ef108 - std::panic::catch_unwind::h0c464836a84e7c08
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x561d652ef108 - test::run_test_in_process::h5cb06ef620b157fc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:601:18
[INFO] [stdout]   28:     0x561d652ef108 - test::run_test::run_test_inner::{{closure}}::h76f677f4b93f9828
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:493:39
[INFO] [stdout]   29:     0x561d652bd89d - test::run_test::run_test_inner::{{closure}}::h366d01fe04f4d67a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:520:37
[INFO] [stdout]   30:     0x561d652bd89d - std::sys_common::backtrace::__rust_begin_short_backtrace::h7dfa0de4eb395af2
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf0a74bb58798037f
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:476:17
[INFO] [stdout]   32:     0x561d652c2068 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb024e854818586ac
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x561d652c2068 - std::panicking::try::do_call::hb2dd9f1d0d48e41d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x561d652c2068 - std::panicking::try::h4717ae7bac8b2bf3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x561d652c2068 - std::panic::catch_unwind::h0dc8a061326ce8d8
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::haa369e2d6fd00aa1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:475:30
[INFO] [stdout]   37:     0x561d652c2068 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h36dcf3de8b056f17
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   39:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   40:     0x561d65355797 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stdout]   41:     0x7f77f962c609 - start_thread
[INFO] [stdout]   42:     0x7f77f98b7293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- medium::group_anagrams::run stdout ----
[INFO] [stdout] thread 'medium::group_anagrams::run' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `[["eat", "tea", "ate"], ["tan", "nat"], ["bat"]]`,
[INFO] [stdout]  right: `[["nat", "tan"], ["bat"], ["ate", "eat", "tea"]]`', src/medium/group_anagrams.rs:38:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x561d6534e3e0 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x561d6534e3e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x561d6534e3e0 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x561d6534e3e0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x561d65371bdc - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x561d6534b345 - std::io::Write::write_fmt::h5f34a676f60246b5
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x561d6535055b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x561d6535055b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x561d6535055b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x561d6535006c - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x561d65350c24 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x561d65350707 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x561d6534e8bc - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x561d65350669 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x561d6516f951 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x561d6536f9e8 - core::panicking::assert_failed_inner::h62e8cb2847a6e7ec
[INFO] [stdout]   16:     0x561d65257a7a - core::panicking::assert_failed::h1524c1acddbe69b6
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x561d6523bd74 - leetcode::medium::group_anagrams::run::hd4c41214ac194949
[INFO] [stdout]                                at /opt/rustwide/workdir/src/medium/group_anagrams.rs:38:5
[INFO] [stdout]   18:     0x561d6523b63a - leetcode::medium::group_anagrams::run::{{closure}}::hf2abc3f44ed2ab7f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/medium/group_anagrams.rs:37:1
[INFO] [stdout]   19:     0x561d6522683e - core::ops::function::FnOnce::call_once::h7df4ccf93e609b96
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x561d652f0653 - core::ops::function::FnOnce::call_once::hbb52c4519d3137b0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x561d652f0653 - test::__rust_begin_short_backtrace::h86fe3a2a5a5121af
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:578:5
[INFO] [stdout]   22:     0x561d652ef108 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfd956bc3d57399be
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   23:     0x561d652ef108 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40dc93e0ddb5938a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x561d652ef108 - std::panicking::try::do_call::h90d07750cb47c562
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x561d652ef108 - std::panicking::try::h063c84733ad2a629
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x561d652ef108 - std::panic::catch_unwind::h0c464836a84e7c08
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x561d652ef108 - test::run_test_in_process::h5cb06ef620b157fc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:601:18
[INFO] [stdout]   28:     0x561d652ef108 - test::run_test::run_test_inner::{{closure}}::h76f677f4b93f9828
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:493:39
[INFO] [stdout]   29:     0x561d652bd89d - test::run_test::run_test_inner::{{closure}}::h366d01fe04f4d67a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:520:37
[INFO] [stdout]   30:     0x561d652bd89d - std::sys_common::backtrace::__rust_begin_short_backtrace::h7dfa0de4eb395af2
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf0a74bb58798037f
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:476:17
[INFO] [stdout]   32:     0x561d652c2068 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb024e854818586ac
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x561d652c2068 - std::panicking::try::do_call::hb2dd9f1d0d48e41d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x561d652c2068 - std::panicking::try::h4717ae7bac8b2bf3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x561d652c2068 - std::panic::catch_unwind::h0dc8a061326ce8d8
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::haa369e2d6fd00aa1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:475:30
[INFO] [stdout]   37:     0x561d652c2068 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h36dcf3de8b056f17
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   39:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   40:     0x561d65355797 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stdout]   41:     0x7f77f962c609 - start_thread
[INFO] [stdout]   42:     0x7f77f98b7293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- medium::string_to_integer_atoi::run stdout ----
[INFO] [stdout] thread 'medium::string_to_integer_atoi::run' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `2`,
[INFO] [stdout]  right: `42`', src/medium/string_to_integer_atoi.rs:49:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x561d6534e3e0 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x561d6534e3e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x561d6534e3e0 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x561d6534e3e0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x561d65371bdc - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x561d6534b345 - std::io::Write::write_fmt::h5f34a676f60246b5
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x561d6535055b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x561d6535055b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x561d6535055b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x561d6535006c - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x561d65350c24 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x561d65350707 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x561d6534e8bc - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x561d65350669 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x561d6516f951 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x561d6536f9e8 - core::panicking::assert_failed_inner::h62e8cb2847a6e7ec
[INFO] [stdout]   16:     0x561d6533793a - core::panicking::assert_failed::hbe087392a2c3bf51
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x561d65204464 - leetcode::medium::string_to_integer_atoi::run::he36fc252473e5ca7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/medium/string_to_integer_atoi.rs:49:5
[INFO] [stdout]   18:     0x561d6520438a - leetcode::medium::string_to_integer_atoi::run::{{closure}}::h4e777ca9500c3228
[INFO] [stdout]                                at /opt/rustwide/workdir/src/medium/string_to_integer_atoi.rs:48:1
[INFO] [stdout]   19:     0x561d65225cfe - core::ops::function::FnOnce::call_once::h432398ba5dcd5716
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x561d652f0653 - core::ops::function::FnOnce::call_once::hbb52c4519d3137b0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x561d652f0653 - test::__rust_begin_short_backtrace::h86fe3a2a5a5121af
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:578:5
[INFO] [stdout]   22:     0x561d652ef108 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfd956bc3d57399be
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   23:     0x561d652ef108 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40dc93e0ddb5938a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x561d652ef108 - std::panicking::try::do_call::h90d07750cb47c562
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x561d652ef108 - std::panicking::try::h063c84733ad2a629
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x561d652ef108 - std::panic::catch_unwind::h0c464836a84e7c08
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x561d652ef108 - test::run_test_in_process::h5cb06ef620b157fc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:601:18
[INFO] [stdout]   28:     0x561d652ef108 - test::run_test::run_test_inner::{{closure}}::h76f677f4b93f9828
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:493:39
[INFO] [stdout]   29:     0x561d652bd89d - test::run_test::run_test_inner::{{closure}}::h366d01fe04f4d67a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:520:37
[INFO] [stdout]   30:     0x561d652bd89d - std::sys_common::backtrace::__rust_begin_short_backtrace::h7dfa0de4eb395af2
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf0a74bb58798037f
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:476:17
[INFO] [stdout]   32:     0x561d652c2068 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb024e854818586ac
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x561d652c2068 - std::panicking::try::do_call::hb2dd9f1d0d48e41d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x561d652c2068 - std::panicking::try::h4717ae7bac8b2bf3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x561d652c2068 - std::panic::catch_unwind::h0dc8a061326ce8d8
[INFO] [stderr] error: test failed, to rerun pass '--bin leetcode'
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::haa369e2d6fd00aa1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:475:30
[INFO] [stdout]   37:     0x561d652c2068 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h36dcf3de8b056f17
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   39:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   40:     0x561d65355797 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stdout]   41:     0x7f77f962c609 - start_thread
[INFO] [stdout]   42:     0x7f77f98b7293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- medium::subsets::run stdout ----
[INFO] [stdout] thread 'medium::subsets::run' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `[[2, 3], [1], [1, 2], [], [3], [1, 2, 3], [2], [1, 3]]`,
[INFO] [stdout]  right: `[[], [1], [2], [3], [1, 2], [1, 3], [2, 3], [1, 2, 3]]`', src/medium/subsets.rs:44:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x561d6534e3e0 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x561d6534e3e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x561d6534e3e0 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x561d6534e3e0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x561d65371bdc - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x561d6534b345 - std::io::Write::write_fmt::h5f34a676f60246b5
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x561d6535055b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x561d6535055b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x561d6535055b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x561d6535006c - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x561d65350c24 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x561d65350707 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x561d6534e8bc - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x561d65350669 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x561d6516f951 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x561d6536f9e8 - core::panicking::assert_failed_inner::h62e8cb2847a6e7ec
[INFO] [stdout]   16:     0x561d6525801a - core::panicking::assert_failed::hcb5fbd1d2fe50f32
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x561d651c24fc - leetcode::medium::subsets::run::he226220434545729
[INFO] [stdout]                                at /opt/rustwide/workdir/src/medium/subsets.rs:44:5
[INFO] [stdout]   18:     0x561d651c203a - leetcode::medium::subsets::run::{{closure}}::hd8cd8c0080c39427
[INFO] [stdout]                                at /opt/rustwide/workdir/src/medium/subsets.rs:43:1
[INFO] [stdout]   19:     0x561d652268fe - core::ops::function::FnOnce::call_once::h810ffc6105aa692f
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x561d652f0653 - core::ops::function::FnOnce::call_once::hbb52c4519d3137b0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x561d652f0653 - test::__rust_begin_short_backtrace::h86fe3a2a5a5121af
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:578:5
[INFO] [stdout]   22:     0x561d652ef108 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfd956bc3d57399be
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   23:     0x561d652ef108 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40dc93e0ddb5938a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x561d652ef108 - std::panicking::try::do_call::h90d07750cb47c562
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x561d652ef108 - std::panicking::try::h063c84733ad2a629
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x561d652ef108 - std::panic::catch_unwind::h0c464836a84e7c08
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x561d652ef108 - test::run_test_in_process::h5cb06ef620b157fc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:601:18
[INFO] [stdout]   28:     0x561d652ef108 - test::run_test::run_test_inner::{{closure}}::h76f677f4b93f9828
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:493:39
[INFO] [stdout]   29:     0x561d652bd89d - test::run_test::run_test_inner::{{closure}}::h366d01fe04f4d67a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:520:37
[INFO] [stdout]   30:     0x561d652bd89d - std::sys_common::backtrace::__rust_begin_short_backtrace::h7dfa0de4eb395af2
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf0a74bb58798037f
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:476:17
[INFO] [stdout]   32:     0x561d652c2068 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb024e854818586ac
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x561d652c2068 - std::panicking::try::do_call::hb2dd9f1d0d48e41d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x561d652c2068 - std::panicking::try::h4717ae7bac8b2bf3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x561d652c2068 - std::panic::catch_unwind::h0dc8a061326ce8d8
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x561d652c2068 - std::thread::Builder::spawn_unchecked::{{closure}}::haa369e2d6fd00aa1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:475:30
[INFO] [stdout]   37:     0x561d652c2068 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h36dcf3de8b056f17
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   39:     0x561d65355797 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   40:     0x561d65355797 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stdout]   41:     0x7f77f962c609 - start_thread
[INFO] [stdout]   42:     0x7f77f98b7293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     array::kth_smallest_element_in_a_sorted_matrix::run
[INFO] [stdout]     base::heap::run
[INFO] [stdout]     base::matchs::kmp_test
[INFO] [stdout]     base::sort_algo::run
[INFO] [stdout]     easy::intersection_of_two_arrays::run
[INFO] [stdout]     graph::is_graph_bipartite::run
[INFO] [stdout]     greedy::assign_cookies::run
[INFO] [stdout]     hard::first_missing_positive::run
[INFO] [stdout]     hard::largest_rectangle_in_histogram::run
[INFO] [stdout]     hard::remove_invalid_parentheses::run
[INFO] [stdout]     hard::word_search_ii::run
[INFO] [stdout]     hash::lfu_cache::run
[INFO] [stdout]     medium::combination_sum::run
[INFO] [stdout]     medium::construct_binary_tree_from_preorder_and_inorder_traversal::run
[INFO] [stdout]     medium::group_anagrams::run
[INFO] [stdout]     medium::string_to_integer_atoi::run
[INFO] [stdout]     medium::subsets::run
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 181 passed; 17 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bd80da5f84d0a856c20ea24bf2bf7e7cec60966cf05e8b6db865f0a9dc01ee84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd80da5f84d0a856c20ea24bf2bf7e7cec60966cf05e8b6db865f0a9dc01ee84", kill_on_drop: false }`
[INFO] [stdout] bd80da5f84d0a856c20ea24bf2bf7e7cec60966cf05e8b6db865f0a9dc01ee84
