[INFO] cloning repository https://github.com/ykwmz/leetcode-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ykwmz/leetcode-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fykwmz%2Fleetcode-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fykwmz%2Fleetcode-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 07b459ba8d0ce70bade2cb2d1f72ec9a321627d8
[INFO] testing ykwmz/leetcode-rust against beta-2021-11-30 for beta-1.58-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fykwmz%2Fleetcode-rust" "/workspace/builds/worker-109/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-109/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ykwmz/leetcode-rust on toolchain beta-2021-11-30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-11-30" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ykwmz/leetcode-rust
[INFO] finished tweaking git repo https://github.com/ykwmz/leetcode-rust
[INFO] tweaked toml for git repo https://github.com/ykwmz/leetcode-rust written to /workspace/builds/worker-109/source/Cargo.toml
[INFO] crate git repo https://github.com/ykwmz/leetcode-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-11-30" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-11-30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] beb99d6374af6468161a219e821251e6d9a542705cd35530a5a5afcd67215aee
[INFO] running `Command { std: "docker" "start" "-a" "beb99d6374af6468161a219e821251e6d9a542705cd35530a5a5afcd67215aee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "beb99d6374af6468161a219e821251e6d9a542705cd35530a5a5afcd67215aee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "beb99d6374af6468161a219e821251e6d9a542705cd35530a5a5afcd67215aee", kill_on_drop: false }`
[INFO] [stdout] beb99d6374af6468161a219e821251e6d9a542705cd35530a5a5afcd67215aee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-11-30" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df82ff9bbf0eedd5f95daf188cafe209d16f303e9ed9cbcedf1ca61b5ab540a2
[INFO] running `Command { std: "docker" "start" "-a" "df82ff9bbf0eedd5f95daf188cafe209d16f303e9ed9cbcedf1ca61b5ab540a2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/add_two_numbers.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 |    fn new(val: i32) -> Self {
[INFO] [stdout]    |       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_two_numbers`
[INFO] [stdout]   --> src/add_two_numbers.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn add_two_numbers(l1: Option<Box<ListNode>>, l2: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `length_of_longest_substring`
[INFO] [stdout]  --> src/length_of_longest_substring.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn length_of_longest_substring(s: String) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_median_sorted_arrays`
[INFO] [stdout]  --> src/find_median_sorted_arrays.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn find_median_sorted_arrays(nums1: Vec<i32>, nums2: Vec<i32>) -> f64 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `longest_palindrome`
[INFO] [stdout]  --> src/longest_palindrome.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn longest_palindrome(s: String) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `zigzag_convert`
[INFO] [stdout]  --> src/zigzag_convert.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn zigzag_convert(s: String, num_rows: i32) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reverse`
[INFO] [stdout]  --> src/reverse_integer.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn reverse(x: i32) -> i32 {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_error_nums`
[INFO] [stdout]  --> src/find_error_nums.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn find_error_nums(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `display_table`
[INFO] [stdout]  --> src/display_table.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn display_table(orders: Vec<Vec<String>>) -> Vec<Vec<String>> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_pairs`
[INFO] [stdout]  --> src/count_pairs.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn count_pairs(deliciousness: Vec<i32>) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `num_subarrays_with_sum`
[INFO] [stdout]  --> src/num_subarrays_with_sum.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn num_subarrays_with_sum(nums: Vec<i32>, goal: i32) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `majority_element`
[INFO] [stdout]  --> src/majority_element.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn majority_element(nums: Vec<i32>) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TimeMap`
[INFO] [stdout]   --> src/time_map.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct TimeMap {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/time_map.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set`
[INFO] [stdout]   --> src/time_map.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn set(&mut self, key: String, value: String, timestamp: i32) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/time_map.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn get(&self, key: String, timestamp: i32) -> String {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `maximum_element_after_decrementing_and_rearranging`
[INFO] [stdout]   --> src/maximum_element_after_decrementing_and_rearranging.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn maximum_element_after_decrementing_and_rearranging(arr: Vec<i32>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `search`
[INFO] [stdout]  --> src/search.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn search(nums: Vec<i32>, target: i32) -> i32 {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `max_sub_array`
[INFO] [stdout]  --> src/max_sub_array.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn max_sub_array(nums: Vec<i32>) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `group_anagrams`
[INFO] [stdout]  --> src/group_anagrams.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn group_anagrams(strs: Vec<String>) -> Vec<Vec<String>> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `max_frequency`
[INFO] [stdout]   --> src/max_frequency.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn max_frequency(nums: Vec<i32>, k: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `min_pair_sum`
[INFO] [stdout]   --> src/min_pair_sum.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn min_pair_sum(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_covered`
[INFO] [stdout]  --> src/is_covered.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn is_covered(ranges: Vec<Vec<i32>>, left: i32, right: i32) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `min_operations`
[INFO] [stdout]   --> src/min_operations.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn min_operations(target: Vec<i32>, arr: Vec<i32>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/find_second_minimum_value.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 |   pub fn new(val: i32) -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_second_minimum_value`
[INFO] [stdout]   --> src/find_second_minimum_value.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn find_second_minimum_value(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `title_to_number`
[INFO] [stdout]   --> src/title_to_number.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn title_to_number(column_title: String) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `k_weakest_rows`
[INFO] [stdout]  --> src/k_weakest_rows.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn k_weakest_rows(mat: Vec<Vec<i32>>, k: i32) -> Vec<i32> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tribonacci`
[INFO] [stdout]  --> src/tribonacci.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn tribonacci(n: i32) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `number_of_arithmetic_slices`
[INFO] [stdout]  --> src/number_of_arithmetic_slices.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn number_of_arithmetic_slices(nums: Vec<i32>) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `longest_palindrome_subseq`
[INFO] [stdout]   --> src/longest_palindrome_subseq.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn longest_palindrome_subseq(s: String) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_record`
[INFO] [stdout]   --> src/check_record.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn check_record(s: String) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reverse_vowels`
[INFO] [stdout]  --> src/reverse_vowels.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn reverse_vowels(mut s: String) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reverse_str`
[INFO] [stdout]  --> src/reverse_str.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn reverse_str(s: String, k: i32) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `compress`
[INFO] [stdout]   --> src/compress.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn compress(chars: &mut Vec<char>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `running_sum`
[INFO] [stdout]  --> src/running_sum.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn running_sum(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_odd_length_subarrays`
[INFO] [stdout]  --> src/sum_odd_length_subarrays.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn sum_odd_length_subarrays(arr: Vec<i32>) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `search`
[INFO] [stdout]  --> src/search2.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn search(nums: Vec<i32>, target: i32) -> i32 {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `search_matrix`
[INFO] [stdout]   --> src/search_matrix.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn search_matrix(matrix: Vec<Vec<i32>>, target: i32) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 39 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.11s
[INFO] running `Command { std: "docker" "inspect" "df82ff9bbf0eedd5f95daf188cafe209d16f303e9ed9cbcedf1ca61b5ab540a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df82ff9bbf0eedd5f95daf188cafe209d16f303e9ed9cbcedf1ca61b5ab540a2", kill_on_drop: false }`
[INFO] [stdout] df82ff9bbf0eedd5f95daf188cafe209d16f303e9ed9cbcedf1ca61b5ab540a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-11-30" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6360b82125c29e639d078336c7c4f6d3f4cda9b850087f52b2d1bb5e37faea1
[INFO] running `Command { std: "docker" "start" "-a" "d6360b82125c29e639d078336c7c4f6d3f4cda9b850087f52b2d1bb5e37faea1", kill_on_drop: false }`
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/add_two_numbers.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 |    fn new(val: i32) -> Self {
[INFO] [stdout]    |       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_two_numbers`
[INFO] [stdout]   --> src/add_two_numbers.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn add_two_numbers(l1: Option<Box<ListNode>>, l2: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `length_of_longest_substring`
[INFO] [stdout]  --> src/length_of_longest_substring.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn length_of_longest_substring(s: String) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_median_sorted_arrays`
[INFO] [stdout]  --> src/find_median_sorted_arrays.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn find_median_sorted_arrays(nums1: Vec<i32>, nums2: Vec<i32>) -> f64 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `longest_palindrome`
[INFO] [stdout]  --> src/longest_palindrome.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn longest_palindrome(s: String) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `zigzag_convert`
[INFO] [stdout]  --> src/zigzag_convert.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn zigzag_convert(s: String, num_rows: i32) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reverse`
[INFO] [stdout]  --> src/reverse_integer.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn reverse(x: i32) -> i32 {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_error_nums`
[INFO] [stdout]  --> src/find_error_nums.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn find_error_nums(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `display_table`
[INFO] [stdout]  --> src/display_table.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn display_table(orders: Vec<Vec<String>>) -> Vec<Vec<String>> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_pairs`
[INFO] [stdout]  --> src/count_pairs.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn count_pairs(deliciousness: Vec<i32>) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `num_subarrays_with_sum`
[INFO] [stdout]  --> src/num_subarrays_with_sum.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn num_subarrays_with_sum(nums: Vec<i32>, goal: i32) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `majority_element`
[INFO] [stdout]  --> src/majority_element.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn majority_element(nums: Vec<i32>) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TimeMap`
[INFO] [stdout]   --> src/time_map.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct TimeMap {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/time_map.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set`
[INFO] [stdout]   --> src/time_map.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn set(&mut self, key: String, value: String, timestamp: i32) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/time_map.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn get(&self, key: String, timestamp: i32) -> String {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `maximum_element_after_decrementing_and_rearranging`
[INFO] [stdout]   --> src/maximum_element_after_decrementing_and_rearranging.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn maximum_element_after_decrementing_and_rearranging(arr: Vec<i32>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `search`
[INFO] [stdout]  --> src/search.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn search(nums: Vec<i32>, target: i32) -> i32 {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `max_sub_array`
[INFO] [stdout]  --> src/max_sub_array.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn max_sub_array(nums: Vec<i32>) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `group_anagrams`
[INFO] [stdout]  --> src/group_anagrams.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn group_anagrams(strs: Vec<String>) -> Vec<Vec<String>> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `max_frequency`
[INFO] [stdout]   --> src/max_frequency.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn max_frequency(nums: Vec<i32>, k: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `min_pair_sum`
[INFO] [stdout]   --> src/min_pair_sum.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn min_pair_sum(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_covered`
[INFO] [stdout]  --> src/is_covered.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn is_covered(ranges: Vec<Vec<i32>>, left: i32, right: i32) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `min_operations`
[INFO] [stdout]   --> src/min_operations.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn min_operations(target: Vec<i32>, arr: Vec<i32>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/find_second_minimum_value.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 |   pub fn new(val: i32) -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_second_minimum_value`
[INFO] [stdout]   --> src/find_second_minimum_value.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn find_second_minimum_value(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `title_to_number`
[INFO] [stdout]   --> src/title_to_number.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn title_to_number(column_title: String) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `k_weakest_rows`
[INFO] [stdout]  --> src/k_weakest_rows.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn k_weakest_rows(mat: Vec<Vec<i32>>, k: i32) -> Vec<i32> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tribonacci`
[INFO] [stdout]  --> src/tribonacci.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn tribonacci(n: i32) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `number_of_arithmetic_slices`
[INFO] [stdout]  --> src/number_of_arithmetic_slices.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn number_of_arithmetic_slices(nums: Vec<i32>) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `longest_palindrome_subseq`
[INFO] [stdout]   --> src/longest_palindrome_subseq.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn longest_palindrome_subseq(s: String) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_record`
[INFO] [stdout]   --> src/check_record.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn check_record(s: String) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reverse_vowels`
[INFO] [stdout]  --> src/reverse_vowels.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn reverse_vowels(mut s: String) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reverse_str`
[INFO] [stdout]  --> src/reverse_str.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn reverse_str(s: String, k: i32) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `compress`
[INFO] [stdout]   --> src/compress.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn compress(chars: &mut Vec<char>) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `running_sum`
[INFO] [stdout]  --> src/running_sum.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn running_sum(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_odd_length_subarrays`
[INFO] [stdout]  --> src/sum_odd_length_subarrays.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn sum_odd_length_subarrays(arr: Vec<i32>) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `search`
[INFO] [stdout]  --> src/search2.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn search(nums: Vec<i32>, target: i32) -> i32 {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `search_matrix`
[INFO] [stdout]   --> src/search_matrix.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn search_matrix(matrix: Vec<Vec<i32>>, target: i32) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 39 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.02s
[INFO] running `Command { std: "docker" "inspect" "d6360b82125c29e639d078336c7c4f6d3f4cda9b850087f52b2d1bb5e37faea1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6360b82125c29e639d078336c7c4f6d3f4cda9b850087f52b2d1bb5e37faea1", kill_on_drop: false }`
[INFO] [stdout] d6360b82125c29e639d078336c7c4f6d3f4cda9b850087f52b2d1bb5e37faea1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-11-30" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 95b03e63e4c2b0315543b6c9ead7e4a27420f59f26965674826e906f192f9645
[INFO] running `Command { std: "docker" "start" "-a" "95b03e63e4c2b0315543b6c9ead7e4a27420f59f26965674826e906f192f9645", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/add_two_numbers.rs:11:7
[INFO] [stderr]    |
[INFO] [stderr] 11 |    fn new(val: i32) -> Self {
[INFO] [stderr]    |       ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `add_two_numbers`
[INFO] [stderr]   --> src/add_two_numbers.rs:22:4
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn add_two_numbers(l1: Option<Box<ListNode>>, l2: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `length_of_longest_substring`
[INFO] [stderr]  --> src/length_of_longest_substring.rs:3:4
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn length_of_longest_substring(s: String) -> i32 {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_median_sorted_arrays`
[INFO] [stderr]  --> src/find_median_sorted_arrays.rs:4:4
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn find_median_sorted_arrays(nums1: Vec<i32>, nums2: Vec<i32>) -> f64 {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `longest_palindrome`
[INFO] [stderr]  --> src/longest_palindrome.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn longest_palindrome(s: String) -> String {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `zigzag_convert`
[INFO] [stderr]  --> src/zigzag_convert.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn zigzag_convert(s: String, num_rows: i32) -> String {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `reverse`
[INFO] [stderr]  --> src/reverse_integer.rs:3:4
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn reverse(x: i32) -> i32 {
[INFO] [stderr]   |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_error_nums`
[INFO] [stderr]  --> src/find_error_nums.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn find_error_nums(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `display_table`
[INFO] [stderr]  --> src/display_table.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn display_table(orders: Vec<Vec<String>>) -> Vec<Vec<String>> {
[INFO] [stderr]   |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_pairs`
[INFO] [stderr]  --> src/count_pairs.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn count_pairs(deliciousness: Vec<i32>) -> i32 {
[INFO] [stderr]   |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `num_subarrays_with_sum`
[INFO] [stderr]  --> src/num_subarrays_with_sum.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn num_subarrays_with_sum(nums: Vec<i32>, goal: i32) -> i32 {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `majority_element`
[INFO] [stderr]  --> src/majority_element.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn majority_element(nums: Vec<i32>) -> i32 {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `TimeMap`
[INFO] [stderr]   --> src/time_map.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | struct TimeMap {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/time_map.rs:32:8
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn new() -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set`
[INFO] [stderr]   --> src/time_map.rs:38:8
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn set(&mut self, key: String, value: String, timestamp: i32) {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get`
[INFO] [stderr]   --> src/time_map.rs:45:8
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn get(&self, key: String, timestamp: i32) -> String {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `maximum_element_after_decrementing_and_rearranging`
[INFO] [stderr]   --> src/maximum_element_after_decrementing_and_rearranging.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn maximum_element_after_decrementing_and_rearranging(arr: Vec<i32>) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `search`
[INFO] [stderr]  --> src/search.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn search(nums: Vec<i32>, target: i32) -> i32 {
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `max_sub_array`
[INFO] [stderr]  --> src/max_sub_array.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn max_sub_array(nums: Vec<i32>) -> i32 {
[INFO] [stderr]   |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `group_anagrams`
[INFO] [stderr]  --> src/group_anagrams.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn group_anagrams(strs: Vec<String>) -> Vec<Vec<String>> {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `max_frequency`
[INFO] [stderr]   --> src/max_frequency.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn max_frequency(nums: Vec<i32>, k: i32) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `min_pair_sum`
[INFO] [stderr]   --> src/min_pair_sum.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn min_pair_sum(nums: Vec<i32>) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_covered`
[INFO] [stderr]  --> src/is_covered.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn is_covered(ranges: Vec<Vec<i32>>, left: i32, right: i32) -> bool {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `min_operations`
[INFO] [stderr]   --> src/min_operations.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn min_operations(target: Vec<i32>, arr: Vec<i32>) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/find_second_minimum_value.rs:17:10
[INFO] [stderr]    |
[INFO] [stderr] 17 |   pub fn new(val: i32) -> Self {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_second_minimum_value`
[INFO] [stderr]   --> src/find_second_minimum_value.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub fn find_second_minimum_value(root: Option<Rc<RefCell<TreeNode>>>) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `title_to_number`
[INFO] [stderr]   --> src/title_to_number.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn title_to_number(column_title: String) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `k_weakest_rows`
[INFO] [stderr]  --> src/k_weakest_rows.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn k_weakest_rows(mat: Vec<Vec<i32>>, k: i32) -> Vec<i32> {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `tribonacci`
[INFO] [stderr]  --> src/tribonacci.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn tribonacci(n: i32) -> i32 {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `number_of_arithmetic_slices`
[INFO] [stderr]  --> src/number_of_arithmetic_slices.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn number_of_arithmetic_slices(nums: Vec<i32>) -> i32 {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `longest_palindrome_subseq`
[INFO] [stderr]   --> src/longest_palindrome_subseq.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn longest_palindrome_subseq(s: String) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `check_record`
[INFO] [stderr]   --> src/check_record.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn check_record(s: String) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `reverse_vowels`
[INFO] [stderr]  --> src/reverse_vowels.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn reverse_vowels(mut s: String) -> String {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `reverse_str`
[INFO] [stderr]  --> src/reverse_str.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn reverse_str(s: String, k: i32) -> String {
[INFO] [stderr]   |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `compress`
[INFO] [stdout] 
[INFO] [stderr]   --> src/compress.rs:16:8
[INFO] [stdout] running 120 tests
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn compress(chars: &mut Vec<char>) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `running_sum`
[INFO] [stderr]  --> src/running_sum.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn running_sum(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stderr]   |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sum_odd_length_subarrays`
[INFO] [stderr]  --> src/sum_odd_length_subarrays.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn sum_odd_length_subarrays(arr: Vec<i32>) -> i32 {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `search`
[INFO] [stderr]  --> src/search2.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn search(nums: Vec<i32>, target: i32) -> i32 {
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `search_matrix`
[INFO] [stderr]   --> src/search_matrix.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn search_matrix(matrix: Vec<Vec<i32>>, target: i32) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `leetcode` (lib) generated 39 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/leetcode-d645904b26405615)
[INFO] [stdout] test add_two_numbers::test_add_two_numbers ... ok
[INFO] [stdout] test change_ii::change_0 ... ok
[INFO] [stdout] test change_ii::change_1 ... ok
[INFO] [stdout] test check_record::check_record_t1 ... ok
[INFO] [stdout] test check_record::check_record_t0 ... ok
[INFO] [stdout] test check_record::check_record_t2 ... ok
[INFO] [stdout] test combination_sum::tests::test_combination_sum0 ... ok
[INFO] [stdout] test combination_sum::tests::test_combination_sum1 ... ok
[INFO] [stdout] test change_ii::change_2 ... ok
[INFO] [stdout] test combination_sum::tests::test_combination_sum2 ... ok
[INFO] [stdout] test combination_sum::tests::test_combination_sum3 ... ok
[INFO] [stdout] test combination_sum::tests::test_combination_sum4 ... ok
[INFO] [stdout] test compress::compress_t0 ... ok
[INFO] [stdout] test compress::compress_t1 ... ok
[INFO] [stdout] test compress::compress_t2 ... ok
[INFO] [stdout] test convert_to_title::convert_to_title_t0 ... ok
[INFO] [stdout] test convert_to_title::convert_to_title_t1 ... ok
[INFO] [stdout] test convert_to_title::convert_to_title_t2 ... ok
[INFO] [stdout] test convert_to_title::convert_to_title_t3 ... ok
[INFO] [stdout] test count_pairs::count_pairs_t0 ... ok
[INFO] [stdout] test count_pairs::count_pairs_t1 ... ok
[INFO] [stdout] test find_error_nums::find_error_nums_t0 ... ok
[INFO] [stdout] test find_error_nums::find_error_nums_t1 ... ok
[INFO] [stdout] test find_error_nums::find_error_nums_t2 ... ok
[INFO] [stdout] test display_table::display_table_t0 ... ok
[INFO] [stdout] test find_max_length::find_max_length_test0 ... ok
[INFO] [stdout] test find_max_length::find_max_length_test1 ... ok
[INFO] [stdout] test find_median_sorted_arrays::test_find_median_sorted_arrays ... ok
[INFO] [stdout] test find_second_minimum_value::find_second_minimum_value_t0 ... ok
[INFO] [stdout] test find_target_sum_ways::find_target_sum_ways_0 ... ok
[INFO] [stdout] test frequency_sort::frequency_sort_t0 ... ok
[INFO] [stdout] test frequency_sort::frequency_sort_t1 ... ok
[INFO] [stdout] test frequency_sort::frequency_sort_t2 ... ok
[INFO] [stdout] test is_covered::is_covered_t1 ... ok
[INFO] [stdout] test last_stone_weight_ii::last_stone_weight_ii_0 ... ok
[INFO] [stdout] test k_weakest_rows::k_weakest_rows_t0 ... ok
[INFO] [stdout] test last_stone_weight_ii::last_stone_weight_ii_1 ... ok
[INFO] [stdout] test is_covered::is_covered_t0 ... ok
[INFO] [stdout] test last_stone_weight_ii::last_stone_weight_ii_2 ... ok
[INFO] [stdout] test longest_palindrome::test_longest_palindrome ... ok
[INFO] [stdout] test length_of_longest_substring::test_length_of_longest_substring ... ok
[INFO] [stdout] test longest_palindrome_subseq::longest_palindrome_subseq_t1 ... ok
[INFO] [stdout] test longest_palindrome_subseq::longest_palindrome_subseq_t0 ... ok
[INFO] [stdout] test majority_element::majority_element_t0 ... ok
[INFO] [stdout] test majority_element::majority_element_t1 ... ok
[INFO] [stdout] test majority_element::majority_element_t2 ... ok
[INFO] [stdout] test majority_element::majority_element_t3 ... ok
[INFO] [stdout] test max_frequency::max_frequency_t0 ... ok
[INFO] [stdout] test max_frequency::max_frequency_t1 ... ok
[INFO] [stdout] test max_frequency::max_frequency_t2 ... ok
[INFO] [stdout] test max_ice_cream::max_ice_cream_t0 ... ok
[INFO] [stdout] test max_ice_cream::max_ice_cream_t1 ... ok
[INFO] [stdout] test maximum_element_after_decrementing_and_rearranging::maximum_element_after_decrementing_and_rearranging_t0 ... ok
[INFO] [stdout] test maximum_element_after_decrementing_and_rearranging::maximum_element_after_decrementing_and_rearranging_t1 ... ok
[INFO] [stdout] test max_sub_array::max_sub_array_t0 ... ok
[INFO] [stdout] test maximum_element_after_decrementing_and_rearranging::maximum_element_after_decrementing_and_rearranging_t2 ... ok
[INFO] [stdout] test maximum_element_after_decrementing_and_rearranging::maximum_element_after_decrementing_and_rearranging_t3 ... ok
[INFO] [stdout] test last_stone_weight_ii::last_stone_weight_ii_3 ... ok
[INFO] [stdout] test min_operations::min_operations_t0 ... ok
[INFO] [stdout] test min_operations::min_operations_t1 ... ok
[INFO] [stdout] test min_operations::min_operations_t2 ... ok
[INFO] [stdout] test num_squares::num_squares_0 ... ok
[INFO] [stdout] test num_squares::num_squares_1 ... ok
[INFO] [stdout] test min_pair_sum::min_pair_sum_t1 ... ok
[INFO] [stdout] test num_squares::num_squares_2 ... ok
[INFO] [stdout] test min_pair_sum::min_pair_sum_t0 ... ok
[INFO] [stdout] test group_anagrams::group_anagrams_t0 ... FAILED
[INFO] [stdout] test num_squares::num_squares_5 ... ok
[INFO] [stdout] test num_squares::num_squares_3 ... ok
[INFO] [stdout] test num_subarrays_with_sum::num_subarrays_with_sum_t0 ... ok
[INFO] [stdout] test num_subarrays_with_sum::num_subarrays_with_sum_t1 ... ok
[INFO] [stdout] test num_ways::num_ways_t0 ... ok
[INFO] [stdout] test num_ways::num_ways_t1 ... ok
[INFO] [stdout] test number_of_arithmetic_slices::number_of_arithmetic_slices_t1 ... ok
[INFO] [stdout] test number_of_arithmetic_slices::number_of_arithmetic_slices_t0 ... ok
[INFO] [stdout] test peak_index_in_mountain_array::peak_index_in_mountain_array_t0 ... ok
[INFO] [stdout] test peak_index_in_mountain_array::peak_index_in_mountain_array_t2 ... ok
[INFO] [stdout] test peak_index_in_mountain_array::peak_index_in_mountain_array_t3 ... ok
[INFO] [stdout] test permutation::permutation_t0 ... ok
[INFO] [stdout] test profitable_schemes::profitable_schemes_0 ... ok
[INFO] [stdout] test peak_index_in_mountain_array::peak_index_in_mountain_array_t1 ... ok
[INFO] [stdout] test profitable_schemes::profitable_schemes_1 ... ok
[INFO] [stdout] test profitable_schemes::profitable_schemes_2 ... ok
[INFO] [stdout] test profitable_schemes::profitable_schemes_4 ... ok
[INFO] [stdout] test reverse_integer::test_reverse_integer ... ok
[INFO] [stdout] test reverse_str::reverse_str_t0 ... ok
[INFO] [stdout] test min_pair_sum::min_pair_sum_t2 ... ok
[INFO] [stdout] test reverse_vowels::reverse_vowels_t1 ... ok
[INFO] [stdout] test reverse_str::reverse_str_t1 ... ok
[INFO] [stdout] test reverse_vowels::reverse_vowels_t0 ... ok
[INFO] [stdout] test running_sum::running_sum_t0 ... ok
[INFO] [stdout] test running_sum::running_sum_t1 ... ok
[INFO] [stdout] test running_sum::running_sum_t2 ... ok
[INFO] [stdout] test search2::search_t0 ... ok
[INFO] [stdout] test search2::search_t1 ... ok
[INFO] [stdout] test search::search_t0 ... ok
[INFO] [stdout] test search_matrix::search_matrix_t0 ... ok
[INFO] [stdout] test longest_palindrome_subseq::longest_palindrome_subseq_t2 ... ok
[INFO] [stdout] test search::search_t1 ... ok
[INFO] [stdout] test search_matrix::search_matrix_t1 ... ok
[INFO] [stdout] test profitable_schemes::profitable_schemes_3 ... ok
[INFO] [stdout] test stone_game::stone_game_t0 ... ok
[INFO] [stdout] test sum_odd_length_subarrays::sum_odd_length_subarrays_t0 ... ok
[INFO] [stdout] test find_max_length::find_max_length_test2 ... ok
[INFO] [stdout] test sum_odd_length_subarrays::sum_odd_length_subarrays_t1 ... ok
[INFO] [stdout] test sum_odd_length_subarrays::sum_odd_length_subarrays_t2 ... ok
[INFO] [stdout] test time_map::test_t0 ... ok
[INFO] [stdout] test title_to_number::title_to_number_t0 ... ok
[INFO] [stdout] test title_to_number::title_to_number_t1 ... ok
[INFO] [stdout] test title_to_number::title_to_number_t2 ... ok
[INFO] [stdout] test title_to_number::title_to_number_t3 ... ok
[INFO] [stdout] test open_lock::open_lock_t0 ... ok
[INFO] [stdout] test tribonacci::tribonacci_t0 ... ok
[INFO] [stdout] test tribonacci::tribonacci_t1 ... ok
[INFO] [stdout] test two_sum::test_two_sum ... ok
[INFO] [stdout] test zigzag_convert::test_zigzag_convert ... ok
[INFO] [stdout] test num_squares::num_squares_4 ... ok
[INFO] [stdout] test count_pairs::count_pairs_t2 ... ok
[INFO] [stdout] test profitable_schemes::profitable_schemes_5 ... ok
[INFO] [stdout] test count_pairs::count_pairs_t3 ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- group_anagrams::group_anagrams_t0 stdout ----
[INFO] [stdout] thread 'group_anagrams::group_anagrams_t0' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `[["tan", "nat"], ["eat", "tea", "ate"], ["bat"]]`,
[INFO] [stdout]  right: `[["tan", "nat"], ["bat"], ["eat", "tea", "ate"]]`', src/group_anagrams.rs:38:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55dacd137d2c - std::backtrace_rs::backtrace::libunwind::trace::hc534939746d0ae42
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x55dacd137d2c - std::backtrace_rs::backtrace::trace_unsynchronized::h6b8f882146644430
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55dacd137d2c - std::sys_common::backtrace::_print_fmt::h178c3a343658778c
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55dacd137d2c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h5321e7c94e7f76d6
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x55dacd15ad4c - core::fmt::write::h4177df205e3207df
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/core/src/fmt/mod.rs:1149:17
[INFO] [stdout]    5:     0x55dacd133c65 - std::io::Write::write_fmt::h0f55d8f487d17094
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/std/src/io/mod.rs:1697:15
[INFO] [stdout]    6:     0x55dacd139780 - std::sys_common::backtrace::_print::he542ad00850be793
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x55dacd139780 - std::sys_common::backtrace::print::h8eef2bd9b56f47f2
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x55dacd139780 - std::panicking::default_hook::{{closure}}::h8fb907b12ce9712e
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/std/src/panicking.rs:211:50
[INFO] [stdout]    9:     0x55dacd139366 - std::panicking::default_hook::ha5602a345e8a4e41
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/std/src/panicking.rs:225:9
[INFO] [stdout]   10:     0x55dacd139e34 - std::panicking::rust_panic_with_hook::hf32fdbf39ade091f
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/std/src/panicking.rs:606:17
[INFO] [stdout]   11:     0x55dacd139910 - std::panicking::begin_panic_handler::{{closure}}::h8b40c093e364b9b7
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/std/src/panicking.rs:502:13
[INFO] [stdout]   12:     0x55dacd1381d4 - std::sys_common::backtrace::__rust_end_short_backtrace::h3ff630d901329a35
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/std/src/sys_common/backtrace.rs:139:18
[INFO] [stdout]   13:     0x55dacd139879 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/std/src/panicking.rs:498:5
[INFO] [stdout]   14:     0x55daccec69f1 - core::panicking::panic_fmt::h74f9fec01e0efc2d
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/core/src/panicking.rs:107:14
[INFO] [stdout]   15:     0x55dacd159658 - core::panicking::assert_failed_inner::h0cfe95c797b6712e
[INFO] [stdout]   16:     0x55daccee6caa - core::panicking::assert_failed::hb15136f30538e200
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/core/src/panicking.rs:145:5
[INFO] [stdout]   17:     0x55daccf1025e - leetcode::group_anagrams::group_anagrams_t0::he3d841e19bc9948a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/group_anagrams.rs:38:5
[INFO] [stdout]   18:     0x55daccf0fafa - leetcode::group_anagrams::group_anagrams_t0::{{closure}}::ha16ce09b2c077812
[INFO] [stdout]                                at /opt/rustwide/workdir/src/group_anagrams.rs:29:1
[INFO] [stdout]   19:     0x55daccf0533e - core::ops::function::FnOnce::call_once::h51fb3c028b0e587c
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x55dacd1157f3 - core::ops::function::FnOnce::call_once::h1efdf8831cbe553f
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x55dacd1157f3 - test::__rust_begin_short_backtrace::h0b35e710c36cd9a0
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/test/src/lib.rs:585:5
[INFO] [stdout]   22:     0x55dacd114407 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::he15cbd6a049610ef
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   23:     0x55dacd114407 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h46f4118d12807366
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   24:     0x55dacd114407 - std::panicking::try::do_call::he72099bfb52eb35b
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/std/src/panicking.rs:406:40
[INFO] [stdout]   25:     0x55dacd114407 - std::panicking::try::h941266232d2749ab
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/std/src/panicking.rs:370:19
[INFO] [stdout]   26:     0x55dacd114407 - std::panic::catch_unwind::he5606b2d8a805991
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/std/src/panic.rs:133:14
[INFO] [stdout]   27:     0x55dacd114407 - test::run_test_in_process::h8c906b4487d1b96d
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/test/src/lib.rs:608:18
[INFO] [stdout]   28:     0x55dacd114407 - test::run_test::run_test_inner::{{closure}}::h37ad38432d9d5cfc
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/test/src/lib.rs:500:39
[INFO] [stdout]   29:     0x55dacd0e18ce - test::run_test::run_test_inner::{{closure}}::h75c29073a41e7ab8
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/test/src/lib.rs:527:37
[INFO] [stdout]   30:     0x55dacd0e18ce - std::sys_common::backtrace::__rust_begin_short_backtrace::hafbfa87e07910bba
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/std/src/sys_common/backtrace.rs:123:18
[INFO] [stdout]   31:     0x55dacd0e6608 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h6a40b1642f9329e8
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/std/src/thread/mod.rs:484:17
[INFO] [stdout]   32:     0x55dacd0e6608 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h570e68232d947237
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   33:     0x55dacd0e6608 - std::panicking::try::do_call::hdaece62c2ee09687
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/std/src/panicking.rs:406:40
[INFO] [stdout]   34:     0x55dacd0e6608 - std::panicking::try::h7d3a7a09dc9de3fa
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/std/src/panicking.rs:370:19
[INFO] [stdout]   35:     0x55dacd0e6608 - std::panic::catch_unwind::h02b55809c8e4572f
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/std/src/panic.rs:133:14
[INFO] [stdout]   36:     0x55dacd0e6608 - std::thread::Builder::spawn_unchecked::{{closure}}::h8a3286a479dd422d
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/std/src/thread/mod.rs:483:30
[INFO] [stdout]   37:     0x55dacd0e6608 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2636c127e92e3a74
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x55dacd13e883 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h992aa775811728ca
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   39:     0x55dacd13e883 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h15f4030f59f40e4c
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   40:     0x55dacd13e883 - std::sys::unix::thread::Thread::new::thread_start::hd83e13d4fcd38086
[INFO] [stdout]                                at /rustc/426b94d7df183ac00ed4492541d92855181e9c4e/library/std/src/sys/unix/thread.rs:106:17
[INFO] [stdout]   41:     0x7f62fc9cb609 - start_thread
[INFO] [stdout]   42:     0x7f62fc79d293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     group_anagrams::group_anagrams_t0
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 119 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.18s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `Command { std: "docker" "inspect" "95b03e63e4c2b0315543b6c9ead7e4a27420f59f26965674826e906f192f9645", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95b03e63e4c2b0315543b6c9ead7e4a27420f59f26965674826e906f192f9645", kill_on_drop: false }`
[INFO] [stdout] 95b03e63e4c2b0315543b6c9ead7e4a27420f59f26965674826e906f192f9645