[INFO] cloning repository https://github.com/htoopyaelinn56/leet_code_exercise
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/htoopyaelinn56/leet_code_exercise" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhtoopyaelinn56%2Fleet_code_exercise", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhtoopyaelinn56%2Fleet_code_exercise'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1738dcea10d3dcba7be2f66cd2eaca9547c7c612
[INFO] testing htoopyaelinn56/leet_code_exercise against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhtoopyaelinn56%2Fleet_code_exercise" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/htoopyaelinn56/leet_code_exercise
[INFO] finished tweaking git repo https://github.com/htoopyaelinn56/leet_code_exercise
[INFO] tweaked toml for git repo https://github.com/htoopyaelinn56/leet_code_exercise written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/htoopyaelinn56/leet_code_exercise on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/htoopyaelinn56/leet_code_exercise 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9d87320b4d9609afe7f70c9eba089f6c1b9236ee3a343effb6a88291832dca6
[INFO] running `Command { std: "docker" "start" "-a" "c9d87320b4d9609afe7f70c9eba089f6c1b9236ee3a343effb6a88291832dca6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9d87320b4d9609afe7f70c9eba089f6c1b9236ee3a343effb6a88291832dca6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9d87320b4d9609afe7f70c9eba089f6c1b9236ee3a343effb6a88291832dca6", kill_on_drop: false }`
[INFO] [stdout] c9d87320b4d9609afe7f70c9eba089f6c1b9236ee3a343effb6a88291832dca6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf01836d6ad04434b6fab13dcf80a4eaf86c078dfa430d39f9c9dad346f20551
[INFO] running `Command { std: "docker" "start" "-a" "bf01836d6ad04434b6fab13dcf80a4eaf86c078dfa430d39f9c9dad346f20551", kill_on_drop: false }`
[INFO] [stderr]    Compiling leet_code_exercise v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fmt::Binary`
[INFO] [stdout]  --> src/top_k_frequent_elements.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::Binary;
[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/top_k_frequent_elements.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         /// store (frequency, item) pair in max_heap
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 59 |         let mut my_binary_heap: BinaryHeap<(u32, i32)> = BinaryHeap::new();
[INFO] [stdout]    |         ------------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/product_of_array_except_self.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::hash::Hash`
[INFO] [stdout]  --> src/product_of_array_except_self.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::hash::Hash;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/top_k_frequent_elements.rs:24:14
[INFO] [stdout]    |
[INFO] [stdout] 24 |         for (key, value) in &item_with_frequency {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/two_sum.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `two_sum` is never used
[INFO] [stdout]  --> src/two_sum.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn two_sum(nums: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/contains_duplicate.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `contains_duplicate` is never used
[INFO] [stdout]  --> src/contains_duplicate.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn contains_duplicate(nums: Vec<i32>) -> bool {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/valid_anagram.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `is_anagram` is never used
[INFO] [stdout]  --> src/valid_anagram.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn is_anagram(s: String, t: String) -> bool {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/group_anagrams.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `ASCII_SMALL_A` and `group_anagrams` are never used
[INFO] [stdout]  --> src/group_anagrams.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated items in this implementation
[INFO] [stdout] 6 |     const ASCII_SMALL_A: u32 = 97;
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 7 |     pub fn group_anagrams(strs: Vec<String>) -> Vec<Vec<String>> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/top_k_frequent_elements.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `top_k_frequent_using_hashmap_only`, `top_k_frequent_using_binary_heap`, and `top_k_frequent_using_buckets` are never used
[INFO] [stdout]   --> src/top_k_frequent_elements.rs:9:12
[INFO] [stdout]    |
[INFO] [stdout] 6  | impl Solution {
[INFO] [stdout]    | ------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 9  |     pub fn top_k_frequent_using_hashmap_only(nums: Vec<i32>, k: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub fn top_k_frequent_using_binary_heap(nums: Vec<i32>, k: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |     pub fn top_k_frequent_using_buckets(nums: Vec<i32>, k: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/product_of_array_except_self.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `product_except_self` and `product_except_self_optimized` are never used
[INFO] [stdout]   --> src/product_of_array_except_self.rs:7:12
[INFO] [stdout]    |
[INFO] [stdout] 6  | impl Solution {
[INFO] [stdout]    | ------------- associated functions in this implementation
[INFO] [stdout] 7  |     pub fn product_except_self(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn product_except_self_optimized(nums: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/valid_sudoku.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `is_valid_sudoku` is never used
[INFO] [stdout]  --> src/valid_sudoku.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub fn is_valid_sudoku(board: Vec<Vec<char>>) -> bool {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/longest_consecutive.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `longest_consecutive` is never used
[INFO] [stdout]  --> src/longest_consecutive.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub fn longest_consecutive(nums: Vec<i32>) -> i32 {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/is_palindrome.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `is_palindrome` is never used
[INFO] [stdout]  --> src/is_palindrome.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 6 |     pub fn is_palindrome(s: String) -> bool {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/two_sum_2.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `two_sum` is never used
[INFO] [stdout]  --> src/two_sum_2.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 4 |     pub fn two_sum(numbers: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/three_sum.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Solution {}
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `three_sum` is never used
[INFO] [stdout]  --> src/three_sum.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn three_sum(nums: Vec<i32>) -> Vec<Vec<i32>> {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "bf01836d6ad04434b6fab13dcf80a4eaf86c078dfa430d39f9c9dad346f20551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf01836d6ad04434b6fab13dcf80a4eaf86c078dfa430d39f9c9dad346f20551", kill_on_drop: false }`
[INFO] [stdout] bf01836d6ad04434b6fab13dcf80a4eaf86c078dfa430d39f9c9dad346f20551
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51bb3e406c2a59a332305a64408501709bbeb7f71369d767715371e8e3f2b37d
[INFO] running `Command { std: "docker" "start" "-a" "51bb3e406c2a59a332305a64408501709bbeb7f71369d767715371e8e3f2b37d", kill_on_drop: false }`
[INFO] [stderr]    Compiling leet_code_exercise v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fmt::Binary`
[INFO] [stdout]  --> src/top_k_frequent_elements.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::Binary;
[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/top_k_frequent_elements.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         /// store (frequency, item) pair in max_heap
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 59 |         let mut my_binary_heap: BinaryHeap<(u32, i32)> = BinaryHeap::new();
[INFO] [stdout]    |         ------------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/product_of_array_except_self.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::hash::Hash`
[INFO] [stdout]  --> src/product_of_array_except_self.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::hash::Hash;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/top_k_frequent_elements.rs:24:14
[INFO] [stdout]    |
[INFO] [stdout] 24 |         for (key, value) in &item_with_frequency {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/two_sum.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `two_sum` is never used
[INFO] [stdout]  --> src/two_sum.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn two_sum(nums: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/contains_duplicate.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `contains_duplicate` is never used
[INFO] [stdout]  --> src/contains_duplicate.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn contains_duplicate(nums: Vec<i32>) -> bool {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "51bb3e406c2a59a332305a64408501709bbeb7f71369d767715371e8e3f2b37d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51bb3e406c2a59a332305a64408501709bbeb7f71369d767715371e8e3f2b37d", kill_on_drop: false }`
[INFO] [stdout] 51bb3e406c2a59a332305a64408501709bbeb7f71369d767715371e8e3f2b37d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 74541cdaa328d75b10edc99f8f39c745bb7aed84ba33560997ef71174048875b
[INFO] running `Command { std: "docker" "start" "-a" "74541cdaa328d75b10edc99f8f39c745bb7aed84ba33560997ef71174048875b", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::fmt::Binary`
[INFO] [stderr]  --> src/top_k_frequent_elements.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fmt::Binary;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/top_k_frequent_elements.rs:58:9
[INFO] [stderr]    |
[INFO] [stderr] 58 |         /// store (frequency, item) pair in max_heap
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 59 |         let mut my_binary_heap: BinaryHeap<(u32, i32)> = BinaryHeap::new();
[INFO] [stderr]    |         ------------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]    |
[INFO] [stderr]    = help: use `//` for a plain comment
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/product_of_array_except_self.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::hash::Hash`
[INFO] [stderr]  --> src/product_of_array_except_self.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::hash::Hash;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]   --> src/top_k_frequent_elements.rs:24:14
[INFO] [stderr]    |
[INFO] [stderr] 24 |         for (key, value) in &item_with_frequency {
[INFO] [stderr]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]  --> src/two_sum.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | struct Solution;
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `two_sum` is never used
[INFO] [stderr]  --> src/two_sum.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | impl Solution {
[INFO] [stderr]   | ------------- associated function in this implementation
[INFO] [stderr] 6 |     pub fn two_sum(nums: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stderr]   |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]  --> src/contains_duplicate.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | struct Solution;
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `contains_duplicate` is never used
[INFO] [stderr]  --> src/contains_duplicate.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | impl Solution {
[INFO] [stderr]   | ------------- associated function in this implementation
[INFO] [stderr] 6 |     pub fn contains_duplicate(nums: Vec<i32>) -> bool {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `leet_code_exercise` (bin "leet_code_exercise" test) generated 9 warnings (run `cargo fix --bin "leet_code_exercise" --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/leet_code_exercise-8544a79b56b49b90)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test group_anagrams::tests::test_group_anagrams ... ok
[INFO] [stdout] test is_palindrome::tests::test_is_palindrome ... ok
[INFO] [stdout] test product_of_array_except_self::tests::it_works ... ok
[INFO] [stdout] test longest_consecutive::tests::it_works ... ok
[INFO] [stdout] test product_of_array_except_self::tests::it_works_with_optimized ... ok
[INFO] [stdout] test three_sum::tests::it_works ... ok
[INFO] [stdout] test top_k_frequent_elements::tests::it_works_bucket_sorting ... ok
[INFO] [stdout] test top_k_frequent_elements::tests::it_works_hash_map ... ok
[INFO] [stdout] test valid_sudoku::tests::test_is_valid_sudoku_true ... ok
[INFO] [stdout] test top_k_frequent_elements::tests::it_works_binary_heap ... ok
[INFO] [stdout] test valid_sudoku::tests::test_is_valid_sudoku_false ... ok
[INFO] [stdout] test valid_anagram::tests::it_works ... ok
[INFO] [stdout] test two_sum_2::tests::test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- two_sum_2::tests::test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'two_sum_2::tests::test' panicked at src/two_sum_2.rs:28:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: [1, 2]
[INFO] [stdout]  right: [0, 1]
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5e6a4be607c2 - std::backtrace_rs::backtrace::libunwind::trace::hd39b1f53d3cf9745
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5e6a4be607c2 - std::backtrace_rs::backtrace::trace_unsynchronized::he91d9a75d4e3972b
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5e6a4be607c2 - std::sys::backtrace::_print_fmt::hca46938f8c6e22cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5e6a4be607c2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha499add612cccf8e
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5e6a4be86503 - core::fmt::rt::Argument::fmt::hd21145b75a833b7a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5e6a4be86503 - core::fmt::write::hb10c956f5235c8a4
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x5e6a4be5d9a3 - std::io::default_write_fmt::hdb7615052be2ba4d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5e6a4be5d9a3 - std::io::Write::write_fmt::he1bcd251ec6e4153
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5e6a4be60612 - std::sys::backtrace::BacktraceLock::print::hb47c770ef659fd10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5e6a4be61d2c - std::panicking::default_hook::{{closure}}::hdda8afb9d457a22c
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5e6a4be61b82 - std::panicking::default_hook::h7c46b44874fe5c9a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5e6a4be29c64 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h178a5fcedee41e2f
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5e6a4be29c64 - test::test_main_with_exit_callback::{{closure}}::h951a41e0149d6d5d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5e6a4be6270b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h13602080f5b63276
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5e6a4be6270b - std::panicking::rust_panic_with_hook::ha6cb99ed099eb1c5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5e6a4be624da - std::panicking::begin_panic_handler::{{closure}}::he11808bc797ee921
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x5e6a4be60cb9 - std::sys::backtrace::__rust_end_short_backtrace::h9418807cb7346258
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x5e6a4be6216d - __rustc[18fb429eef004894]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x5e6a4be85080 - core::panicking::panic_fmt::hd890aeb12c3a3fc3
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5e6a4be852e7 - core::panicking::assert_failed_inner::h02e1528dd7bc6647
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:448:17
[INFO] [stdout]   20:     0x5e6a4bdeccfd - core::panicking::assert_failed::h83ed82e21670669f
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:403:5
[INFO] [stdout]   21:     0x5e6a4bdeae90 - leet_code_exercise::two_sum_2::tests::test::h352681fd560e754e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/two_sum_2.rs:28:9
[INFO] [stdout]   22:     0x5e6a4bdeb8f9 - leet_code_exercise::two_sum_2::tests::test::{{closure}}::h915f18f514d97e35
[INFO] [stdout]                                at /opt/rustwide/workdir/src/two_sum_2.rs:27:14
[INFO] [stdout]   23:     0x5e6a4bdeb8f9 - core::ops::function::FnOnce::call_once::hb9bddcbc201c48dc
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5e6a4be2f3eb - core::ops::function::FnOnce::call_once::h2869fb5b0a2b0bdc
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5e6a4be2f3eb - test::__rust_begin_short_backtrace::h7dd7142bd62fa711
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x5e6a4be2e5de - test::run_test_in_process::{{closure}}::h43a753f038d36b3f
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x5e6a4be2e5de - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0ca95dd3e12d1e16
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5e6a4be2e5de - std::panicking::catch_unwind::do_call::he308587d70ac34ba
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x5e6a4be2e5de - std::panicking::catch_unwind::h30dcba31973e8fb0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x5e6a4be2e5de - std::panic::catch_unwind::hfb68364e5621fbee
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5e6a4be2e5de - test::run_test_in_process::hcdcc2977903b998a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x5e6a4be2e5de - test::run_test::{{closure}}::h544a6550958c5d14
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x5e6a4bdf2154 - test::run_test::{{closure}}::hb172e48ebe2b92c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x5e6a4bdf2154 - std::sys::backtrace::__rust_begin_short_backtrace::h7e79d8706638bea0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   35:     0x5e6a4bdf5b2a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc4a275f1e71b8ab0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x5e6a4bdf5b2a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h01ed0d242df78cfd
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5e6a4bdf5b2a - std::panicking::catch_unwind::do_call::h052f373fb905fee0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x5e6a4bdf5b2a - std::panicking::catch_unwind::hb425d20c8ffb09c8
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x5e6a4bdf5b2a - std::panic::catch_unwind::ha0d5dfbf18fdeda5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5e6a4bdf5b2a - std::thread::Builder::spawn_unchecked_::{{closure}}::hbe79182bd37949c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x5e6a4bdf5b2a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc096c4a06972fde5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5e6a4be65667 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h47377e27fb938a26
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x5e6a4be65667 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h72f1fe5d095abf57
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x5e6a4be65667 - std::sys::pal::unix::thread::Thread::new::thread_start::h0a4d8e1b9c0d38cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   45:     0x732ac241caa4 - <unknown>
[INFO] [stdout]   46:     0x732ac24a9a34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     two_sum_2::tests::test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 12 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin leet_code_exercise`
[INFO] running `Command { std: "docker" "inspect" "74541cdaa328d75b10edc99f8f39c745bb7aed84ba33560997ef71174048875b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74541cdaa328d75b10edc99f8f39c745bb7aed84ba33560997ef71174048875b", kill_on_drop: false }`
[INFO] [stdout] 74541cdaa328d75b10edc99f8f39c745bb7aed84ba33560997ef71174048875b
