[INFO] cloning repository https://github.com/mcheviron/dsa
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mcheviron/dsa" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcheviron%2Fdsa", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcheviron%2Fdsa'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 86dbfa75856633c69c2561a2e73a6823453f91d2
[INFO] checking mcheviron/dsa against try#5de9e0e6cf775e94e0de2003f35e183f3f77bfe8 for pr-143808
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcheviron%2Fdsa" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mcheviron/dsa
[INFO] finished tweaking git repo https://github.com/mcheviron/dsa
[INFO] tweaked toml for git repo https://github.com/mcheviron/dsa written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mcheviron/dsa on toolchain 5de9e0e6cf775e94e0de2003f35e183f3f77bfe8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mcheviron/dsa already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking mcheviron/dsa against try#5de9e0e6cf775e94e0de2003f35e183f3f77bfe8 for pr-143808
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcheviron%2Fdsa" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mcheviron/dsa
[INFO] finished tweaking git repo https://github.com/mcheviron/dsa
[INFO] tweaked toml for git repo https://github.com/mcheviron/dsa written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mcheviron/dsa on toolchain 5de9e0e6cf775e94e0de2003f35e183f3f77bfe8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mcheviron/dsa already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d56499ad5f78f03b5a98728b406c8ab8fa1983ebe55a9c10596e7f9795b82fc
[INFO] running `Command { std: "docker" "start" "-a" "2d56499ad5f78f03b5a98728b406c8ab8fa1983ebe55a9c10596e7f9795b82fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d56499ad5f78f03b5a98728b406c8ab8fa1983ebe55a9c10596e7f9795b82fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d56499ad5f78f03b5a98728b406c8ab8fa1983ebe55a9c10596e7f9795b82fc", kill_on_drop: false }`
[INFO] [stdout] 2d56499ad5f78f03b5a98728b406c8ab8fa1983ebe55a9c10596e7f9795b82fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0643fec1e9674837d4fbe38ac7d141e5566566bd8cf010fe85eec2a957c4545
[INFO] running `Command { std: "docker" "start" "-a" "f0643fec1e9674837d4fbe38ac7d141e5566566bd8cf010fe85eec2a957c4545", kill_on_drop: false }`
[INFO] [stderr]     Checking dsa v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/top_k_frequent_elements.rs:3:40
[INFO] [stdout]   |
[INFO] [stdout] 3 |     collections::{BinaryHeap, HashMap, HashSet},
[INFO] [stdout]   |                                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `max_profit` is never used
[INFO] [stdout]  --> src/best_time_buy_sell.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn max_profit(prices: Vec<i32>) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search` is never used
[INFO] [stdout]  --> src/binary_search.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn search(nums: Vec<i32>, target: i32) -> i32 {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `max_area` is never used
[INFO] [stdout]  --> src/conatiner_with_most_water.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn max_area(height: Vec<i32>) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `daily_temperatures` is never used
[INFO] [stdout]   --> src/daily_temperatures.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn daily_temperatures(temperatures: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `encode` is never used
[INFO] [stdout]  --> src/encode_decode.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn encode(strs: Vec<String>) -> String {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decode` is never used
[INFO] [stdout]   --> src/encode_decode.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn decode(s: String) -> Vec<String> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `eval_rpn` is never used
[INFO] [stdout]  --> src/eval_rpn.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn eval_rpn(tokens: Vec<String>) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_min` is never used
[INFO] [stdout]  --> src/find_minimum_rotated.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn find_min(nums: Vec<i32>) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_parenthesis` is never used
[INFO] [stdout]  --> src/generate_parentheses.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn generate_parenthesis(n: i32) -> Vec<String> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `group_anagrams` is never used
[INFO] [stdout]  --> src/group_anagrams.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn group_anagrams(strs: Vec<String>) -> Vec<Vec<String>> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `min_eating_speed` is never used
[INFO] [stdout]  --> src/koko_banana.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn min_eating_speed(piles: Vec<i32>, h: i32) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `can_eat_all` is never used
[INFO] [stdout]   --> src/koko_banana.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn can_eat_all(piles: &[i32], k: i32, h: i32) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `longest_consecutive` is never used
[INFO] [stdout]  --> src/longest_conscutive.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn longest_consecutive(nums: Vec<i32>) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `length_of_longest_substring` is never used
[INFO] [stdout]  --> src/longest_substring_without_repeat.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn length_of_longest_substring(s: String) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_median_sorted_arrays` is never used
[INFO] [stdout]  --> src/median_two_sorted_arr.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn find_median_sorted_arrays(nums1: Vec<i32>, nums2: Vec<i32>) -> f64 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MinStack` is never constructed
[INFO] [stdout]  --> src/min_stack.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct MinStack {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `push`, `pop`, `top`, and `get_min` are never used
[INFO] [stdout]   --> src/min_stack.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl MinStack {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 10 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     fn push(&mut self, val: i32) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     fn pop(&mut self) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     fn top(&self) -> i32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn get_min(&self) -> i32 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_inclusion` is never used
[INFO] [stdout]  --> src/permutation_in_string.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn check_inclusion(s1: String, s2: String) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `product_except_self` is never used
[INFO] [stdout]  --> src/product_except_self.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn product_except_self(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ListNode` is never constructed
[INFO] [stdout]  --> src/reverse_linked_list.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct ListNode {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/reverse_linked_list.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl ListNode {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 8 |     #[inline]
[INFO] [stdout] 9 |     fn new(val: i32) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reverse_list` is never used
[INFO] [stdout]   --> src/reverse_linked_list.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn reverse_list(head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_matrix` is never used
[INFO] [stdout]  --> src/search_matrix.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn search_matrix(matrix: Vec<Vec<i32>>, target: i32) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `three_sum` is never used
[INFO] [stdout]  --> src/three_sum.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn three_sum(nums: Vec<i32>) -> Vec<Vec<i32>> {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TimeMap` is never constructed
[INFO] [stdout]  --> src/time_based_kv_store.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct TimeMap {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set`, and `get` are never used
[INFO] [stdout]   --> src/time_based_kv_store.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl TimeMap {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 12 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     fn set(&mut self, key: String, value: String, timestamp: i32) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     fn get(&self, key: String, timestamp: i32) -> String {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `top_k_frequent` is never used
[INFO] [stdout]  --> src/top_k_frequent_elements.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn top_k_frequent(nums: Vec<i32>, k: i32) -> Vec<i32> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trap` is never used
[INFO] [stdout]  --> src/trapping_rain_water.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn trap(height: Vec<i32>) -> i32 {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `two_sum` is never used
[INFO] [stdout]  --> src/two_sum_sorted.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn two_sum(numbers: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_palindrome` is never used
[INFO] [stdout]  --> src/valid_palindrome.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn is_palindrome(s: String) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_valid` is never used
[INFO] [stdout]  --> src/valid_parentheses.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn is_valid(s: String) -> bool {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_valid_sudoku` is never used
[INFO] [stdout]  --> src/valid_sudoku.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn is_valid_sudoku(board: Vec<Vec<char>>) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exist` is never used
[INFO] [stdout]  --> src/word_search.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn exist(board: Vec<Vec<char>>, word: String) -> bool {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ListNode` is never constructed
[INFO] [stdout]  --> src/merg_two_sorted_lists.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct ListNode {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/merg_two_sorted_lists.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 8  | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 9  |     #[inline]
[INFO] [stdout] 10 |     fn new(val: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `merge_two_lists` is never used
[INFO] [stdout]   --> src/merg_two_sorted_lists.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn merge_two_lists(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `max_profit` is never used
[INFO] [stdout]  --> src/best_time_buy_sell.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn max_profit(prices: Vec<i32>) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search` is never used
[INFO] [stdout]  --> src/binary_search.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn search(nums: Vec<i32>, target: i32) -> i32 {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `max_area` is never used
[INFO] [stdout]  --> src/conatiner_with_most_water.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn max_area(height: Vec<i32>) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `daily_temperatures` is never used
[INFO] [stdout]   --> src/daily_temperatures.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn daily_temperatures(temperatures: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `encode` is never used
[INFO] [stdout]  --> src/encode_decode.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn encode(strs: Vec<String>) -> String {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decode` is never used
[INFO] [stdout]   --> src/encode_decode.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn decode(s: String) -> Vec<String> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `eval_rpn` is never used
[INFO] [stdout]  --> src/eval_rpn.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn eval_rpn(tokens: Vec<String>) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_min` is never used
[INFO] [stdout]  --> src/find_minimum_rotated.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn find_min(nums: Vec<i32>) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_parenthesis` is never used
[INFO] [stdout]  --> src/generate_parentheses.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn generate_parenthesis(n: i32) -> Vec<String> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `min_eating_speed` is never used
[INFO] [stdout]  --> src/koko_banana.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn min_eating_speed(piles: Vec<i32>, h: i32) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `can_eat_all` is never used
[INFO] [stdout]   --> src/koko_banana.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn can_eat_all(piles: &[i32], k: i32, h: i32) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `longest_consecutive` is never used
[INFO] [stdout]  --> src/longest_conscutive.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn longest_consecutive(nums: Vec<i32>) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `length_of_longest_substring` is never used
[INFO] [stdout]  --> src/longest_substring_without_repeat.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn length_of_longest_substring(s: String) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_median_sorted_arrays` is never used
[INFO] [stdout]  --> src/median_two_sorted_arr.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn find_median_sorted_arrays(nums1: Vec<i32>, nums2: Vec<i32>) -> f64 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MinStack` is never constructed
[INFO] [stdout]  --> src/min_stack.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct MinStack {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `push`, `pop`, `top`, and `get_min` are never used
[INFO] [stdout]   --> src/min_stack.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl MinStack {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 10 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     fn push(&mut self, val: i32) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     fn pop(&mut self) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     fn top(&self) -> i32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn get_min(&self) -> i32 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_inclusion` is never used
[INFO] [stdout]  --> src/permutation_in_string.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn check_inclusion(s1: String, s2: String) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `product_except_self` is never used
[INFO] [stdout]  --> src/product_except_self.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn product_except_self(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ListNode` is never constructed
[INFO] [stdout]  --> src/reverse_linked_list.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct ListNode {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/reverse_linked_list.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl ListNode {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 8 |     #[inline]
[INFO] [stdout] 9 |     fn new(val: i32) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reverse_list` is never used
[INFO] [stdout]   --> src/reverse_linked_list.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn reverse_list(head: Option<Box<ListNode>>) -> Option<Box<ListNode>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_matrix` is never used
[INFO] [stdout]  --> src/search_matrix.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn search_matrix(matrix: Vec<Vec<i32>>, target: i32) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `three_sum` is never used
[INFO] [stdout]  --> src/three_sum.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn three_sum(nums: Vec<i32>) -> Vec<Vec<i32>> {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TimeMap` is never constructed
[INFO] [stdout]  --> src/time_based_kv_store.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct TimeMap {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set`, and `get` are never used
[INFO] [stdout]   --> src/time_based_kv_store.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl TimeMap {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 12 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     fn set(&mut self, key: String, value: String, timestamp: i32) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     fn get(&self, key: String, timestamp: i32) -> String {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trap` is never used
[INFO] [stdout]  --> src/trapping_rain_water.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn trap(height: Vec<i32>) -> i32 {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `two_sum` is never used
[INFO] [stdout]  --> src/two_sum_sorted.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn two_sum(numbers: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_palindrome` is never used
[INFO] [stdout]  --> src/valid_palindrome.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn is_palindrome(s: String) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_valid` is never used
[INFO] [stdout]  --> src/valid_parentheses.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn is_valid(s: String) -> bool {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_valid_sudoku` is never used
[INFO] [stdout]  --> src/valid_sudoku.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn is_valid_sudoku(board: Vec<Vec<char>>) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exist` is never used
[INFO] [stdout]  --> src/word_search.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn exist(board: Vec<Vec<char>>, word: String) -> bool {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ListNode` is never constructed
[INFO] [stdout]  --> src/merg_two_sorted_lists.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct ListNode {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/merg_two_sorted_lists.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 8  | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 9  |     #[inline]
[INFO] [stdout] 10 |     fn new(val: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `merge_two_lists` is never used
[INFO] [stdout]   --> src/merg_two_sorted_lists.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn merge_two_lists(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "f0643fec1e9674837d4fbe38ac7d141e5566566bd8cf010fe85eec2a957c4545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0643fec1e9674837d4fbe38ac7d141e5566566bd8cf010fe85eec2a957c4545", kill_on_drop: false }`
[INFO] [stdout] f0643fec1e9674837d4fbe38ac7d141e5566566bd8cf010fe85eec2a957c4545