[INFO] cloning repository https://github.com/Asarua/leetcode-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Asarua/leetcode-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAsarua%2Fleetcode-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAsarua%2Fleetcode-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 766bbeef2d3f9364abdf7e955b138a0e4c65fc71
[INFO] checking Asarua/leetcode-rs against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAsarua%2Fleetcode-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Asarua/leetcode-rs
[INFO] finished tweaking git repo https://github.com/Asarua/leetcode-rs
[INFO] tweaked toml for git repo https://github.com/Asarua/leetcode-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Asarua/leetcode-rs on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Asarua/leetcode-rs 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" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d9d6aca9834de3c2d795778d16c79b451a0796a1186d86da419486854abea80
[INFO] running `Command { std: "docker" "start" "-a" "4d9d6aca9834de3c2d795778d16c79b451a0796a1186d86da419486854abea80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d9d6aca9834de3c2d795778d16c79b451a0796a1186d86da419486854abea80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d9d6aca9834de3c2d795778d16c79b451a0796a1186d86da419486854abea80", kill_on_drop: false }`
[INFO] [stdout] 4d9d6aca9834de3c2d795778d16c79b451a0796a1186d86da419486854abea80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ff35d5883cbb85211600fce6900e89dc2bf64c1e6bc89f0af4e9ab2115d692c
[INFO] running `Command { std: "docker" "start" "-a" "1ff35d5883cbb85211600fce6900e89dc2bf64c1e6bc89f0af4e9ab2115d692c", kill_on_drop: false }`
[INFO] [stderr]     Checking leetcode-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/_1701_1800/_1741_1750/maximum_number_of_balls_in_a_box.rs:17:28
[INFO] [stdout]    |
[INFO] [stdout] 17 |     container.iter().map(|(k, v)| *v).max().unwrap_or_default()
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/_1_100/_11_20/roman_to_integer.rs:66:7
[INFO] [stdout]    |
[INFO] [stdout] 66 |       _ => panic!(),
[INFO] [stdout]    |       ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/_1_100/_11_20/roman_to_integer.rs:66:7
[INFO] [stdout]    |
[INFO] [stdout] 53 |       Self::I => 1,
[INFO] [stdout]    |       ------- matches some of the same values
[INFO] [stdout] 54 |       Self::IV => 4,
[INFO] [stdout]    |       -------- matches some of the same values
[INFO] [stdout] 55 |       Self::V => 5,
[INFO] [stdout]    |       ------- matches some of the same values
[INFO] [stdout] 56 |       Self::IX => 9,
[INFO] [stdout]    |       -------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 66 |       _ => panic!(),
[INFO] [stdout]    |       ^ ...and 9 other patterns collectively make this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `list1`
[INFO] [stdout]   --> src/_1_100/_21_30/merge_two_sorted_lists.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     list1: Option<Box<ListNode>>,
[INFO] [stdout]    |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_list1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `list2`
[INFO] [stdout]   --> src/_1_100/_21_30/merge_two_sorted_lists.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     list2: Option<Box<ListNode>>,
[INFO] [stdout]    |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_list2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/_101_200/_111_120/pascals_triangle.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `generate` is never used
[INFO] [stdout]  --> src/_101_200/_111_120/pascals_triangle.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 3 |   pub fn generate(num_rows: i32) -> Vec<Vec<i32>> {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/_1701_1800/_1741_1750/maximum_number_of_balls_in_a_box.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `count_balls` is never used
[INFO] [stdout]  --> src/_1701_1800/_1741_1750/maximum_number_of_balls_in_a_box.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 6 |   pub fn count_balls(low_limit: i32, high_limit: i32) -> i32 {
[INFO] [stdout]   |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/_1_100/_11_20/longest_common_prefix.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `longest_common_prefix` is never used
[INFO] [stdout]  --> src/_1_100/_11_20/longest_common_prefix.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 3 |   pub fn longest_common_prefix(strs: Vec<String>) -> String {
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/_1_100/_11_20/roman_to_integer.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Roman` is never used
[INFO] [stdout]  --> src/_1_100/_11_20/roman_to_integer.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum Roman {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SHOULD_CHECK_AFTER_ROMANS` is never used
[INFO] [stdout]   --> src/_1_100/_11_20/roman_to_integer.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | const SHOULD_CHECK_AFTER_ROMANS: [Roman; 3] = [Roman::I, Roman::X, Roman::C];
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `should_check_after` is never used
[INFO] [stdout]   --> src/_1_100/_11_20/roman_to_integer.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn should_check_after(char: &str) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_i32` is never used
[INFO] [stdout]   --> src/_1_100/_11_20/roman_to_integer.rs:51:6
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl Roman {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 51 |   fn to_i32(self) -> i32 {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `roman_to_int` is never used
[INFO] [stdout]   --> src/_1_100/_11_20/roman_to_integer.rs:72:10
[INFO] [stdout]    |
[INFO] [stdout] 71 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 72 |   pub fn roman_to_int(s: String) -> i32 {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/_1_100/_1_10/palindrome_number.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `is_palindrome` is never used
[INFO] [stdout]  --> src/_1_100/_1_10/palindrome_number.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 4 |   /// 思路：将数字变成字符串，拆分后反转合并再转为数字，进行比较
[INFO] [stdout] 5 |   pub fn is_palindrome(x: i32) -> bool {
[INFO] [stdout]   |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/_1_100/_1_10/two_num_sum.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `two_sum` is never used
[INFO] [stdout]  --> src/_1_100/_1_10/two_num_sum.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 5 |   pub fn two_sum(nums: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ListNode` is never constructed
[INFO] [stdout]  --> src/_1_100/_21_30/merge_two_sorted_lists.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct ListNode {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/_1_100/_21_30/merge_two_sorted_lists.rs:9:6
[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: struct `Solution` is never constructed
[INFO] [stdout]   --> src/_1_100/_21_30/merge_two_sorted_lists.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `merge_two_lists` is never used
[INFO] [stdout]   --> src/_1_100/_21_30/merge_two_sorted_lists.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 16 |   pub fn merge_two_lists(
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> src/_301_400/_321_330/coin_change.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `coin_change` is never used
[INFO] [stdout]  --> src/_301_400/_321_330/coin_change.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 3 |   pub fn coin_change(coins: Vec<i32>, amount: i32) -> i32 {
[INFO] [stdout]   |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fib_1` is never used
[INFO] [stdout]  --> src/_501_600/_501_510/fibonacci_number.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn fib_1(num: i32) -> i32 {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fib_2` is never used
[INFO] [stdout]   --> src/_501_600/_501_510/fibonacci_number.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn fib_2(num: i32) -> i32 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fib_3` is never used
[INFO] [stdout]   --> src/_501_600/_501_510/fibonacci_number.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn fib_3(num: i32) -> i32 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fib_4` is never used
[INFO] [stdout]   --> src/_501_600/_501_510/fibonacci_number.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn fib_4(num: i32) -> i32 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/_1701_1800/_1741_1750/maximum_number_of_balls_in_a_box.rs:17:28
[INFO] [stdout]    |
[INFO] [stdout] 17 |     container.iter().map(|(k, v)| *v).max().unwrap_or_default()
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/_1_100/_11_20/roman_to_integer.rs:66:7
[INFO] [stdout]    |
[INFO] [stdout] 66 |       _ => panic!(),
[INFO] [stdout]    |       ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/_1_100/_11_20/roman_to_integer.rs:66:7
[INFO] [stdout]    |
[INFO] [stdout] 53 |       Self::I => 1,
[INFO] [stdout]    |       ------- matches some of the same values
[INFO] [stdout] 54 |       Self::IV => 4,
[INFO] [stdout]    |       -------- matches some of the same values
[INFO] [stdout] 55 |       Self::V => 5,
[INFO] [stdout]    |       ------- matches some of the same values
[INFO] [stdout] 56 |       Self::IX => 9,
[INFO] [stdout]    |       -------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 66 |       _ => panic!(),
[INFO] [stdout]    |       ^ ...and 9 other patterns collectively make this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `list1`
[INFO] [stdout]   --> src/_1_100/_21_30/merge_two_sorted_lists.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     list1: Option<Box<ListNode>>,
[INFO] [stdout]    |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_list1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `list2`
[INFO] [stdout]   --> src/_1_100/_21_30/merge_two_sorted_lists.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     list2: Option<Box<ListNode>>,
[INFO] [stdout]    |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_list2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ListNode` is never constructed
[INFO] [stdout]  --> src/_1_100/_21_30/merge_two_sorted_lists.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct ListNode {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/_1_100/_21_30/merge_two_sorted_lists.rs:9:6
[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: struct `Solution` is never constructed
[INFO] [stdout]   --> src/_1_100/_21_30/merge_two_sorted_lists.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `merge_two_lists` is never used
[INFO] [stdout]   --> src/_1_100/_21_30/merge_two_sorted_lists.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 16 |   pub fn merge_two_lists(
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `tests` should have an upper case name
[INFO] [stdout]   --> src/_1701_1800/_1741_1750/maximum_number_of_balls_in_a_box.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |   const tests: [(i32, i32, i32); 3] = [(1, 10, 2), (5, 15, 2), (19, 28, 2)];
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to upper case: `TESTS`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `tests` should have an upper case name
[INFO] [stdout]   --> src/_1_100/_11_20/longest_common_prefix.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |   const tests: [([&str; 3], &'static str); 2] = [
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to upper case: `TESTS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `tests` should have an upper case name
[INFO] [stdout]    --> src/_1_100/_11_20/roman_to_integer.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |   const tests: [(&str, i32); 3] = [("III", 3), ("LVIII", 58), ("MCMXCIV", 1994)];
[INFO] [stdout]     |         ^^^^^ help: convert the identifier to upper case: `TESTS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `tests` should have an upper case name
[INFO] [stdout]   --> src/_1_100/_1_10/palindrome_number.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |   const tests: [(i32, bool); 3] = [(121, true), (-121, false), (10, false)];
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to upper case: `TESTS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "1ff35d5883cbb85211600fce6900e89dc2bf64c1e6bc89f0af4e9ab2115d692c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ff35d5883cbb85211600fce6900e89dc2bf64c1e6bc89f0af4e9ab2115d692c", kill_on_drop: false }`
[INFO] [stdout] 1ff35d5883cbb85211600fce6900e89dc2bf64c1e6bc89f0af4e9ab2115d692c
