[INFO] cloning repository https://github.com/tbqjxmz/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/tbqjxmz/leetcode-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftbqjxmz%2Fleetcode-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftbqjxmz%2Fleetcode-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9db1f07181f691ade76ec9201c197d972b89a400
[INFO] testing tbqjxmz/leetcode-rs against 1.90.0 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftbqjxmz%2Fleetcode-rs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tbqjxmz/leetcode-rs
[INFO] finished tweaking git repo https://github.com/tbqjxmz/leetcode-rs
[INFO] tweaked toml for git repo https://github.com/tbqjxmz/leetcode-rs written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tbqjxmz/leetcode-rs on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tbqjxmz/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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a68ed74ccd6dbe30b6d3936d23e1407a2c0d99f7c5d3092c75a81e0d0727d94
[INFO] running `Command { std: "docker" "start" "-a" "3a68ed74ccd6dbe30b6d3936d23e1407a2c0d99f7c5d3092c75a81e0d0727d94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a68ed74ccd6dbe30b6d3936d23e1407a2c0d99f7c5d3092c75a81e0d0727d94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a68ed74ccd6dbe30b6d3936d23e1407a2c0d99f7c5d3092c75a81e0d0727d94", kill_on_drop: false }`
[INFO] [stdout] 3a68ed74ccd6dbe30b6d3936d23e1407a2c0d99f7c5d3092c75a81e0d0727d94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be9636d5b64c70b364e47f651045efa842e96e91b4c4b87a1c823d70da1fdc05
[INFO] running `Command { std: "docker" "start" "-a" "be9636d5b64c70b364e47f651045efa842e96e91b4c4b87a1c823d70da1fdc05", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::mem::swap`
[INFO] [stdout]  --> src/bin/4寻找两个正序数组的中位数.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::mem::swap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/70爬楼梯.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/69x-的平方根.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `climb_stairs` is never used
[INFO] [stdout]   --> src/bin/70爬楼梯.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 57 |     pub fn climb_stairs(n: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/55jump-game.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `can_jump` is never used
[INFO] [stdout]   --> src/bin/55jump-game.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 54 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 55 |     pub fn can_jump(nums: Vec<i32>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `my_sqrt` is never used
[INFO] [stdout]   --> src/bin/69x-的平方根.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 54 |     pub fn my_sqrt(x: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/4寻找两个正序数组的中位数.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `find_median_sorted_arrays` is never used
[INFO] [stdout]   --> src/bin/4寻找两个正序数组的中位数.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 60 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 61 |     pub fn find_median_sorted_arrays(nums1: Vec<i32>, nums2: Vec<i32>) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/7reverse-integer.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `reverse` is never used
[INFO] [stdout]   --> src/bin/7reverse-integer.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 58 |     pub fn reverse(x: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/3无重复字符的最长子串.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `length_of_longest_substring` is never used
[INFO] [stdout]   --> src/bin/3无重复字符的最长子串.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 60 |     pub fn length_of_longest_substring(s: String) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/14最长公共前缀.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `longest_common_prefix` is never used
[INFO] [stdout]   --> src/bin/14最长公共前缀.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 53 |     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/bin/45jump-game-ii.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `jump` is never used
[INFO] [stdout]   --> src/bin/45jump-game-ii.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 63 |     pub fn jump(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/58最后一个单词的长度.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `length_of_last_word` is never used
[INFO] [stdout]   --> src/bin/58最后一个单词的长度.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 63 |     pub fn length_of_last_word(s: String) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/121best-time-to-buy-and-sell-stock.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `max_profit` is never used
[INFO] [stdout]   --> src/bin/121best-time-to-buy-and-sell-stock.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 60 |     pub fn max_profit(prices: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/20有效的括号.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `is_valid` is never used
[INFO] [stdout]   --> src/bin/20有效的括号.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 75 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 76 |     pub fn is_valid(s: String) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/21合并两个有序链表.rs:92:13
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let mut cur = &mut head;
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/13罗马数字转整数.rs:93:8
[INFO] [stdout]    |
[INFO] [stdout] 93 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `roman_to_int` is never used
[INFO] [stdout]   --> src/bin/13罗马数字转整数.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 96 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 97 |     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/bin/21合并两个有序链表.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | struct Solution;
[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/bin/21合并两个有序链表.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 63 |     #[inline]
[INFO] [stdout] 64 |     fn new(val: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `merge_two_lists` is never used
[INFO] [stdout]   --> src/bin/21合并两个有序链表.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 86 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 87 |     pub fn merge_two_lists(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/67二进制求和.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `add_binary` is never used
[INFO] [stdout]   --> src/bin/67二进制求和.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 49 |     pub fn add_binary(a: String, b: String) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/9回文数.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `is_palindrome` is never used
[INFO] [stdout]   --> src/bin/9回文数.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 67 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 68 |     pub fn is_palindrome(x: i32) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/5最长回文子串.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `longest_palindrome`, `longest_palindrome2`, and `longest_palindrome3` are never used
[INFO] [stdout]    --> src/bin/5最长回文子串.rs:50:12
[INFO] [stdout]     |
[INFO] [stdout]  49 | impl Solution {
[INFO] [stdout]     | ------------- associated functions in this implementation
[INFO] [stdout]  50 |     pub fn longest_palindrome(s: String) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  91 |     pub fn longest_palindrome2(s: String) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 |     pub fn longest_palindrome3(s: String) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/3190使所有元素都可以被-3-整除的最少操作数.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/35搜索插入位置.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `search_insert` is never used
[INFO] [stdout]   --> src/bin/35搜索插入位置.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 60 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 61 |     pub fn search_insert(nums: Vec<i32>, target: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `minimum_operations` is never used
[INFO] [stdout]   --> src/bin/3190使所有元素都可以被-3-整除的最少操作数.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 63 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 64 |     pub fn minimum_operations(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/6zigzag-conversion.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `convert` is never used
[INFO] [stdout]   --> src/bin/6zigzag-conversion.rs:93:12
[INFO] [stdout]    |
[INFO] [stdout] 76 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 93 |     pub fn convert(s: String, num_rows: i32) -> String {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/66加一.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `plus_one` is never used
[INFO] [stdout]   --> src/bin/66加一.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 66 |     pub fn plus_one(digits: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/27移除元素.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `remove_element` is never used
[INFO] [stdout]   --> src/bin/27移除元素.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 82 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 83 |     pub fn remove_element(nums: &mut Vec<i32>, val: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/1两数之和.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | 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/bin/1两数之和.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 69 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 85 |     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/bin/2两数相加.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | struct Solution;
[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/bin/2两数相加.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 68 |     #[inline]
[INFO] [stdout] 69 |     fn new(val: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `add_two_numbers` is never used
[INFO] [stdout]   --> src/bin/2两数相加.rs:93:12
[INFO] [stdout]    |
[INFO] [stdout] 92 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 93 |     pub fn add_two_numbers(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/26删除有序数组中的重复项.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `remove_duplicates` is never used
[INFO] [stdout]   --> src/bin/26删除有序数组中的重复项.rs:80:12
[INFO] [stdout]    |
[INFO] [stdout] 79 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 80 |     pub fn remove_duplicates(nums: &mut Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/28找出字符串中第一个匹配项的下标.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `str_str` is never used
[INFO] [stdout]   --> src/bin/28找出字符串中第一个匹配项的下标.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 54 |     pub fn str_str(haystack: String, needle: String) -> i32 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "be9636d5b64c70b364e47f651045efa842e96e91b4c4b87a1c823d70da1fdc05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be9636d5b64c70b364e47f651045efa842e96e91b4c4b87a1c823d70da1fdc05", kill_on_drop: false }`
[INFO] [stdout] be9636d5b64c70b364e47f651045efa842e96e91b4c4b87a1c823d70da1fdc05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be5a48c6d567087bcbc5a1ed567a03a717f1061a1bff6afbae281bd3b2378800
[INFO] running `Command { std: "docker" "start" "-a" "be5a48c6d567087bcbc5a1ed567a03a717f1061a1bff6afbae281bd3b2378800", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::mem::swap`
[INFO] [stdout]  --> src/bin/4寻找两个正序数组的中位数.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::mem::swap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/28找出字符串中第一个匹配项的下标.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `str_str` is never used
[INFO] [stdout]   --> src/bin/28找出字符串中第一个匹配项的下标.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 54 |     pub fn str_str(haystack: String, needle: String) -> i32 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/3190使所有元素都可以被-3-整除的最少操作数.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `minimum_operations` is never used
[INFO] [stdout]   --> src/bin/3190使所有元素都可以被-3-整除的最少操作数.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 63 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 64 |     pub fn minimum_operations(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/7reverse-integer.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `reverse` is never used
[INFO] [stdout]   --> src/bin/7reverse-integer.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 58 |     pub fn reverse(x: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/13罗马数字转整数.rs:93:8
[INFO] [stdout]    |
[INFO] [stdout] 93 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `roman_to_int` is never used
[INFO] [stdout]   --> src/bin/13罗马数字转整数.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 96 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 97 |     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/bin/4寻找两个正序数组的中位数.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `find_median_sorted_arrays` is never used
[INFO] [stdout]   --> src/bin/4寻找两个正序数组的中位数.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 60 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 61 |     pub fn find_median_sorted_arrays(nums1: Vec<i32>, nums2: Vec<i32>) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/14最长公共前缀.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `longest_common_prefix` is never used
[INFO] [stdout]   --> src/bin/14最长公共前缀.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 53 |     pub fn longest_common_prefix(strs: Vec<String>) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/21合并两个有序链表.rs:92:13
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let mut cur = &mut head;
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/21合并两个有序链表.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | struct Solution;
[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/bin/21合并两个有序链表.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 63 |     #[inline]
[INFO] [stdout] 64 |     fn new(val: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `merge_two_lists` is never used
[INFO] [stdout]   --> src/bin/21合并两个有序链表.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 86 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 87 |     pub fn merge_two_lists(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/70爬楼梯.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/26删除有序数组中的重复项.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `remove_duplicates` is never used
[INFO] [stdout]   --> src/bin/26删除有序数组中的重复项.rs:80:12
[INFO] [stdout]    |
[INFO] [stdout] 79 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 80 |     pub fn remove_duplicates(nums: &mut Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/45jump-game-ii.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `jump` is never used
[INFO] [stdout]   --> src/bin/45jump-game-ii.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 63 |     pub fn jump(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `climb_stairs` is never used
[INFO] [stdout]   --> src/bin/70爬楼梯.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 57 |     pub fn climb_stairs(n: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/58最后一个单词的长度.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `length_of_last_word` is never used
[INFO] [stdout]   --> src/bin/58最后一个单词的长度.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 63 |     pub fn length_of_last_word(s: String) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/2两数相加.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | struct Solution;
[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/bin/2两数相加.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | impl ListNode {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 68 |     #[inline]
[INFO] [stdout] 69 |     fn new(val: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `add_two_numbers` is never used
[INFO] [stdout]   --> src/bin/2两数相加.rs:93:12
[INFO] [stdout]    |
[INFO] [stdout] 92 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 93 |     pub fn add_two_numbers(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/1两数之和.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | 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/bin/1两数之和.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 69 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 85 |     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/bin/20有效的括号.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `is_valid` is never used
[INFO] [stdout]   --> src/bin/20有效的括号.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 75 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 76 |     pub fn is_valid(s: String) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/55jump-game.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `can_jump` is never used
[INFO] [stdout]   --> src/bin/55jump-game.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 54 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 55 |     pub fn can_jump(nums: Vec<i32>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/35搜索插入位置.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `search_insert` is never used
[INFO] [stdout]   --> src/bin/35搜索插入位置.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 60 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 61 |     pub fn search_insert(nums: Vec<i32>, target: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/121best-time-to-buy-and-sell-stock.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `max_profit` is never used
[INFO] [stdout]   --> src/bin/121best-time-to-buy-and-sell-stock.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 60 |     pub fn max_profit(prices: Vec<i32>) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/27移除元素.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/66加一.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `plus_one` is never used
[INFO] [stdout]   --> src/bin/66加一.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 66 |     pub fn plus_one(digits: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `remove_element` is never used
[INFO] [stdout]   --> src/bin/27移除元素.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 82 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 83 |     pub fn remove_element(nums: &mut Vec<i32>, val: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/67二进制求和.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `add_binary` is never used
[INFO] [stdout]   --> src/bin/67二进制求和.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 49 |     pub fn add_binary(a: String, b: String) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> src/bin/69x-的平方根.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `my_sqrt` is never used
[INFO] [stdout]   --> src/bin/69x-的平方根.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 54 |     pub fn my_sqrt(x: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "be5a48c6d567087bcbc5a1ed567a03a717f1061a1bff6afbae281bd3b2378800", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be5a48c6d567087bcbc5a1ed567a03a717f1061a1bff6afbae281bd3b2378800", kill_on_drop: false }`
[INFO] [stdout] be5a48c6d567087bcbc5a1ed567a03a717f1061a1bff6afbae281bd3b2378800
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1d41b0a3f588c408aa2188fc42c764f33d2b43f91c4c29db0de59208713f8624
[INFO] running `Command { std: "docker" "start" "-a" "1d41b0a3f588c408aa2188fc42c764f33d2b43f91c4c29db0de59208713f8624", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]   --> src/bin/1两数之和.rs:64:8
[INFO] [stderr]    |
[INFO] [stderr] 64 | 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/bin/1两数之和.rs:85:12
[INFO] [stderr]    |
[INFO] [stderr] 69 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 85 |     pub fn two_sum(nums: Vec<i32>, target: i32) -> Vec<i32> {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `leetcode` (bin "1两数之和" test) generated 2 warnings
[INFO] [stderr] warning: unused import: `std::mem::swap`
[INFO] [stderr]  --> src/bin/4寻找两个正序数组的中位数.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::mem::swap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]   --> src/bin/4寻找两个正序数组的中位数.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `find_median_sorted_arrays` is never used
[INFO] [stderr]   --> src/bin/4寻找两个正序数组的中位数.rs:61:12
[INFO] [stderr]    |
[INFO] [stderr] 60 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 61 |     pub fn find_median_sorted_arrays(nums1: Vec<i32>, nums2: Vec<i32>) -> f64 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]   --> src/bin/67二进制求和.rs:45:8
[INFO] [stderr]    |
[INFO] [stderr] 45 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `add_binary` is never used
[INFO] [stderr]   --> src/bin/67二进制求和.rs:49:12
[INFO] [stderr]    |
[INFO] [stderr] 48 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 49 |     pub fn add_binary(a: String, b: String) -> String {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]   --> src/bin/20有效的括号.rs:72:8
[INFO] [stderr]    |
[INFO] [stderr] 72 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `is_valid` is never used
[INFO] [stderr]   --> src/bin/20有效的括号.rs:76:12
[INFO] [stderr]    |
[INFO] [stderr] 75 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 76 |     pub fn is_valid(s: String) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]   --> src/bin/28找出字符串中第一个匹配项的下标.rs:50:8
[INFO] [stderr]    |
[INFO] [stderr] 50 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `str_str` is never used
[INFO] [stderr]   --> src/bin/28找出字符串中第一个匹配项的下标.rs:54:12
[INFO] [stderr]    |
[INFO] [stderr] 53 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 54 |     pub fn str_str(haystack: String, needle: String) -> i32 {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]   --> src/bin/2两数相加.rs:59:8
[INFO] [stderr]    |
[INFO] [stderr] 59 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/bin/2两数相加.rs:69:8
[INFO] [stderr]    |
[INFO] [stderr] 67 | impl ListNode {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 68 |     #[inline]
[INFO] [stderr] 69 |     fn new(val: i32) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `add_two_numbers` is never used
[INFO] [stderr]   --> src/bin/2两数相加.rs:93:12
[INFO] [stderr]    |
[INFO] [stderr] 92 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 93 |     pub fn add_two_numbers(
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]   --> src/bin/70爬楼梯.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `climb_stairs` is never used
[INFO] [stderr]   --> src/bin/70爬楼梯.rs:57:12
[INFO] [stderr]    |
[INFO] [stderr] 56 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 57 |     pub fn climb_stairs(n: i32) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]   --> src/bin/121best-time-to-buy-and-sell-stock.rs:56:8
[INFO] [stderr]    |
[INFO] [stderr] 56 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `max_profit` is never used
[INFO] [stderr]   --> src/bin/121best-time-to-buy-and-sell-stock.rs:60:12
[INFO] [stderr]    |
[INFO] [stderr] 59 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 60 |     pub fn max_profit(prices: Vec<i32>) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `leetcode` (bin "4寻找两个正序数组的中位数" test) generated 3 warnings (run `cargo fix --bin "4寻找两个正序数组的中位数" --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `leetcode` (bin "67二进制求和" test) generated 2 warnings
[INFO] [stderr] warning: `leetcode` (bin "20有效的括号" test) generated 2 warnings
[INFO] [stderr] warning: `leetcode` (bin "28找出字符串中第一个匹配项的下标" test) generated 2 warnings
[INFO] [stderr] warning: `leetcode` (bin "2两数相加" test) generated 3 warnings
[INFO] [stderr] warning: `leetcode` (bin "70爬楼梯" test) generated 2 warnings
[INFO] [stderr] warning: `leetcode` (bin "121best-time-to-buy-and-sell-stock" test) generated 2 warnings
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]   --> src/bin/14最长公共前缀.rs:49:8
[INFO] [stderr]    |
[INFO] [stderr] 49 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `longest_common_prefix` is never used
[INFO] [stderr]   --> src/bin/14最长公共前缀.rs:53:12
[INFO] [stderr]    |
[INFO] [stderr] 52 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 53 |     pub fn longest_common_prefix(strs: Vec<String>) -> String {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]   --> src/bin/66加一.rs:62:8
[INFO] [stderr]    |
[INFO] [stderr] 62 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `plus_one` is never used
[INFO] [stderr]   --> src/bin/66加一.rs:66:12
[INFO] [stderr]    |
[INFO] [stderr] 65 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 66 |     pub fn plus_one(digits: Vec<i32>) -> Vec<i32> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]   --> src/bin/69x-的平方根.rs:50:8
[INFO] [stderr]    |
[INFO] [stderr] 50 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `my_sqrt` is never used
[INFO] [stderr]   --> src/bin/69x-的平方根.rs:54:12
[INFO] [stderr]    |
[INFO] [stderr] 53 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 54 |     pub fn my_sqrt(x: i32) -> i32 {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]   --> src/bin/7reverse-integer.rs:54:8
[INFO] [stderr]    |
[INFO] [stderr] 54 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `reverse` is never used
[INFO] [stderr]   --> src/bin/7reverse-integer.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 57 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 58 |     pub fn reverse(x: i32) -> i32 {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/21合并两个有序链表.rs:92:13
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let mut cur = &mut head;
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]   --> src/bin/21合并两个有序链表.rs:54:8
[INFO] [stderr]    |
[INFO] [stderr] 54 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/bin/21合并两个有序链表.rs:64:8
[INFO] [stderr]    |
[INFO] [stderr] 62 | impl ListNode {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 63 |     #[inline]
[INFO] [stderr] 64 |     fn new(val: i32) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `merge_two_lists` is never used
[INFO] [stderr]   --> src/bin/21合并两个有序链表.rs:87:12
[INFO] [stderr]    |
[INFO] [stderr] 86 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 87 |     pub fn merge_two_lists(
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]   --> src/bin/26删除有序数组中的重复项.rs:76:8
[INFO] [stderr]    |
[INFO] [stderr] 76 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `remove_duplicates` is never used
[INFO] [stderr]   --> src/bin/26删除有序数组中的重复项.rs:80:12
[INFO] [stderr]    |
[INFO] [stderr] 79 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 80 |     pub fn remove_duplicates(nums: &mut Vec<i32>) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]   --> src/bin/3190使所有元素都可以被-3-整除的最少操作数.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 60 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `minimum_operations` is never used
[INFO] [stderr]   --> src/bin/3190使所有元素都可以被-3-整除的最少操作数.rs:64:12
[INFO] [stderr]    |
[INFO] [stderr] 63 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 64 |     pub fn minimum_operations(nums: Vec<i32>) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `leetcode` (bin "14最长公共前缀" test) generated 2 warnings
[INFO] [stderr] warning: `leetcode` (bin "66加一" test) generated 2 warnings
[INFO] [stderr] warning: `leetcode` (bin "69x-的平方根" test) generated 2 warnings
[INFO] [stderr] warning: `leetcode` (bin "7reverse-integer" test) generated 2 warnings
[INFO] [stderr] warning: `leetcode` (bin "21合并两个有序链表" test) generated 4 warnings (run `cargo fix --bin "21合并两个有序链表" --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `leetcode` (bin "26删除有序数组中的重复项" test) generated 2 warnings
[INFO] [stderr] warning: `leetcode` (bin "3190使所有元素都可以被-3-整除的最少操作数" test) generated 2 warnings
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]   --> src/bin/45jump-game-ii.rs:59:8
[INFO] [stderr]    |
[INFO] [stderr] 59 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `jump` is never used
[INFO] [stderr]   --> src/bin/45jump-game-ii.rs:63:12
[INFO] [stderr]    |
[INFO] [stderr] 62 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 63 |     pub fn jump(nums: Vec<i32>) -> i32 {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]   --> src/bin/13罗马数字转整数.rs:93:8
[INFO] [stderr]    |
[INFO] [stderr] 93 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `roman_to_int` is never used
[INFO] [stderr]   --> src/bin/13罗马数字转整数.rs:97:12
[INFO] [stderr]    |
[INFO] [stderr] 96 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 97 |     pub fn roman_to_int(s: String) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]   --> src/bin/55jump-game.rs:51:8
[INFO] [stderr]    |
[INFO] [stderr] 51 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `can_jump` is never used
[INFO] [stderr]   --> src/bin/55jump-game.rs:55:12
[INFO] [stderr]    |
[INFO] [stderr] 54 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 55 |     pub fn can_jump(nums: Vec<i32>) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]   --> src/bin/58最后一个单词的长度.rs:59:8
[INFO] [stderr]    |
[INFO] [stderr] 59 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `length_of_last_word` is never used
[INFO] [stderr]   --> src/bin/58最后一个单词的长度.rs:63:12
[INFO] [stderr]    |
[INFO] [stderr] 62 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 63 |     pub fn length_of_last_word(s: String) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]   --> src/bin/27移除元素.rs:79:8
[INFO] [stderr]    |
[INFO] [stderr] 79 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `remove_element` is never used
[INFO] [stderr]   --> src/bin/27移除元素.rs:83:12
[INFO] [stderr]    |
[INFO] [stderr] 82 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 83 |     pub fn remove_element(nums: &mut Vec<i32>, val: i32) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Solution` is never constructed
[INFO] [stderr]   --> src/bin/35搜索插入位置.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 | struct Solution;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `search_insert` is never used
[INFO] [stderr]   --> src/bin/35搜索插入位置.rs:61:12
[INFO] [stderr]    |
[INFO] [stderr] 60 | impl Solution {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 61 |     pub fn search_insert(nums: Vec<i32>, target: i32) -> i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `leetcode` (bin "45jump-game-ii" test) generated 2 warnings
[INFO] [stderr] warning: `leetcode` (bin "13罗马数字转整数" test) generated 2 warnings
[INFO] [stderr] warning: `leetcode` (bin "55jump-game" test) generated 2 warnings
[INFO] [stderr] warning: `leetcode` (bin "58最后一个单词的长度" test) generated 2 warnings
[INFO] [stderr] warning: `leetcode` (bin "27移除元素" test) generated 2 warnings
[INFO] [stderr] warning: `leetcode` (bin "35搜索插入位置" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/bin/121best-time-to-buy-and-sell-stock.rs (/opt/rustwide/target/debug/deps/121best_time_to_buy_and_sell_stock-90208c40102dfba7)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/13罗马数字转整数.rs (/opt/rustwide/target/debug/deps/13罗马数字转整数-9484c86556f07b2d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/14最长公共前缀.rs (/opt/rustwide/target/debug/deps/14最长公共前缀-652756bb95b6271b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/1两数之和.rs (/opt/rustwide/target/debug/deps/1两数之和-f4cf878aacd0b9e2)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/20有效的括号.rs (/opt/rustwide/target/debug/deps/20有效的括号-22b7dee57682361f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/21合并两个有序链表.rs (/opt/rustwide/target/debug/deps/21合并两个有序链表-8bac5f82de0d29c2)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/26删除有序数组中的重复项.rs (/opt/rustwide/target/debug/deps/26删除有序数组中的重复项-e0a2bdfe8a1ffd5c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/27移除元素.rs (/opt/rustwide/target/debug/deps/27移除元素-14492c3074b6c03c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/28找出字符串中第一个匹配项的下标.rs (/opt/rustwide/target/debug/deps/28找出字符串中第一个匹配项的下标-03dfb55c62548792)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/2两数相加.rs (/opt/rustwide/target/debug/deps/2两数相加-c2af656725cf882b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/3190使所有元素都可以被-3-整除的最少操作数.rs (/opt/rustwide/target/debug/deps/3190使所有元素都可以被_3_整除的最少操作数-7e5fb57f2be5fc50)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/35搜索插入位置.rs (/opt/rustwide/target/debug/deps/35搜索插入位置-1951cf7273efa22a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/3无重复字符的最长子串.rs (/opt/rustwide/target/debug/deps/3无重复字符的最长子串-5d5dc650207900db)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test f1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/45jump-game-ii.rs (/opt/rustwide/target/debug/deps/45jump_game_ii-8762f9bae0a94cdd)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/4寻找两个正序数组的中位数.rs (/opt/rustwide/target/debug/deps/4寻找两个正序数组的中位数-8f790901264e3178)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/55jump-game.rs (/opt/rustwide/target/debug/deps/55jump_game-ac2f9fc2a191f604)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/58最后一个单词的长度.rs (/opt/rustwide/target/debug/deps/58最后一个单词的长度-5bda1be5f186ada3)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/5最长回文子串.rs (/opt/rustwide/target/debug/deps/5最长回文子串-70bc4bf8fab4d97d)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test ... ok
[INFO] [stdout] test test_dp_equivalence ... ok
[INFO] [stdout] test test_manacher_equivalence ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/66加一.rs (/opt/rustwide/target/debug/deps/66加一-36fa4e7eef2672d8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/67二进制求和.rs (/opt/rustwide/target/debug/deps/67二进制求和-071711a573441552)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/69x-的平方根.rs (/opt/rustwide/target/debug/deps/69x_的平方根-27c1dd0771c0ce56)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/6zigzag-conversion.rs (/opt/rustwide/target/debug/deps/6zigzag_conversion-bad3bf5b3ee44b27)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_examples ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/70爬楼梯.rs (/opt/rustwide/target/debug/deps/70爬楼梯-70f0bf1b3dbf7150)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/7reverse-integer.rs (/opt/rustwide/target/debug/deps/7reverse_integer-1702f29d6dd4e07b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/9回文数.rs (/opt/rustwide/target/debug/deps/9回文数-72c52e68ef73d710)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1d41b0a3f588c408aa2188fc42c764f33d2b43f91c4c29db0de59208713f8624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d41b0a3f588c408aa2188fc42c764f33d2b43f91c4c29db0de59208713f8624", kill_on_drop: false }`
[INFO] [stdout] 1d41b0a3f588c408aa2188fc42c764f33d2b43f91c4c29db0de59208713f8624