[INFO] updating cached repository https://github.com/laopo001/leetcode-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b4c84a61da1a00c3aa167934161672410933a261
[INFO] checking laopo001/leetcode-rust against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flaopo001%2Fleetcode-rust" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/laopo001/leetcode-rust on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/laopo001/leetcode-rust
[INFO] finished tweaking git repo https://github.com/laopo001/leetcode-rust
[INFO] tweaked toml for git repo https://github.com/laopo001/leetcode-rust written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/laopo001/leetcode-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6ec9c41a96914228a9935817bbee277ea8b72c3512c8839af95e62317b92f3dc
[INFO] running `"docker" "start" "-a" "6ec9c41a96914228a9935817bbee277ea8b72c3512c8839af95e62317b92f3dc"`
[INFO] [stderr]     Checking leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `HashSet`
[INFO] [stderr]  --> src/longest_arithmetic_sequence/mod.rs:5:35
[INFO] [stderr]   |
[INFO] [stderr] 5 |         use std::collections::{HashMap, HashSet};
[INFO] [stderr]   |                                         ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::base::Solution`
[INFO] [stderr]  --> src/maximum_length_of_repeated_subarray/mod.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::base::Solution;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp::max`
[INFO] [stderr]  --> src/number_of_longest_increasing_subsequence/mod.rs:5:7
[INFO] [stderr]   |
[INFO] [stderr] 5 |         use std::cmp::max;
[INFO] [stderr]   |             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/powx_n/mod.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/find_pivot_index/mod.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `HashSet`
[INFO] [stderr]  --> src/longest_arithmetic_sequence/mod.rs:5:35
[INFO] [stderr]   |
[INFO] [stderr] 5 |         use std::collections::{HashMap, HashSet};
[INFO] [stderr]   |                                         ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::base::Solution`
[INFO] [stderr]  --> src/maximum_length_of_repeated_subarray/mod.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::base::Solution;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp::max`
[INFO] [stderr]  --> src/number_of_longest_increasing_subsequence/mod.rs:5:7
[INFO] [stderr]   |
[INFO] [stderr] 5 |         use std::cmp::max;
[INFO] [stderr]   |             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/powx_n/mod.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/find_pivot_index/mod.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `JsArray`
[INFO] [stderr]  --> src/length_of_last_word/mod.rs:1:29
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::base::{Solution, JsArray};
[INFO] [stderr]   |                             ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `root` is never read
[INFO] [stderr]   --> src/increasing_order_search_tree/mod.rs:24:17
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let mut root: Option<Rc<RefCell<TreeNode>>> = None;
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `first`
[INFO] [stderr]   --> src/number_of_longest_increasing_subsequence/mod.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |             let mut first = false;
[INFO] [stderr]    |                     ^^^^^ help: consider prefixing with an underscore: `_first`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]  --> src/triangle/mod.rs:7:17
[INFO] [stderr]   |
[INFO] [stderr] 7 |         let mut index = 0;
[INFO] [stderr]   |                 ^^^^^ help: consider prefixing with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `matrix`
[INFO] [stderr]  --> src/spiral_matrix_iii/mod.rs:6:7
[INFO] [stderr]   |
[INFO] [stderr] 6 |         let matrix = vec![vec![0; c as usize]; r as usize];
[INFO] [stderr]   |             ^^^^^^ help: consider prefixing with an underscore: `_matrix`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]  --> src/valid_sudoku/mod.rs:4:28
[INFO] [stderr]   |
[INFO] [stderr] 4 |     pub fn is_valid_sudoku(board: Vec<Vec<char>>) -> bool {
[INFO] [stderr]   |                            ^^^^^ help: consider prefixing with an underscore: `_board`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/number_of_longest_increasing_subsequence/mod.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 |             let mut first = false;
[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: variable does not need to be mutable
[INFO] [stderr]  --> src/triangle/mod.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 |         let mut index = 0;
[INFO] [stderr]   |             ----^^^^^
[INFO] [stderr]   |             |
[INFO] [stderr]   |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/remove_duplicates_from_sorted_list/mod.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 |             let mut q = arr.pop().unwrap();
[INFO] [stderr]    |                 ----^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/most_common_word/mod.rs:21:7
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let mut arr: Vec<&str> = paragraph.split(" ").collect();
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/reverse_vowels_of_a_string/mod.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 |             let mut res = s.as_bytes_mut();
[INFO] [stderr]    |                 ----^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/find_pivot_index/mod.rs:11:6
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut res: i32;
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/spiral_matrix/mod.rs:8:7
[INFO] [stderr]   |
[INFO] [stderr] 8 |         let mut len_y = matrix.len();
[INFO] [stderr]   |             ----^^^^^
[INFO] [stderr]   |             |
[INFO] [stderr]   |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/convert_a_number_to_hexadecimal/mod.rs:22:16
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn to_hex(mut num: i32) -> String {
[INFO] [stderr]    |                   ----^^^
[INFO] [stderr]    |                   |
[INFO] [stderr]    |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/remove_duplicates_from_sorted_list/mod.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |                 unsafe {
[INFO] [stderr]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `JsArray`
[INFO] [stderr]  --> src/length_of_last_word/mod.rs:1:29
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::base::{Solution, JsArray};
[INFO] [stderr]   |                             ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]  --> src/longest_arithmetic_sequence/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | struct Solution;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `longest_arith_seq_length`
[INFO] [stderr]  --> src/longest_arithmetic_sequence/mod.rs:4:2
[INFO] [stderr]   |
[INFO] [stderr] 4 |     pub fn longest_arith_seq_length(a: Vec<i32>) -> i32 {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]  --> src/longest_palindromic/mod.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | struct Solution;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `longest_palindromelongest_palindrome`
[INFO] [stderr]  --> src/longest_palindromic/mod.rs:6:2
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub fn longest_palindromelongest_palindrome(s: String) -> i32 {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sum_nums`
[INFO] [stderr]  --> src/find_pivot_index/mod.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn sum_nums(l: usize, r: usize, nums: &Vec<i32>, map: &mut Vec<Vec<Option<i32>>>) -> i32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `root` is never read
[INFO] [stderr]   --> src/increasing_order_search_tree/mod.rs:24:17
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let mut root: Option<Rc<RefCell<TreeNode>>> = None;
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `first`
[INFO] [stderr]   --> src/number_of_longest_increasing_subsequence/mod.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |             let mut first = false;
[INFO] [stderr]    |                     ^^^^^ help: consider prefixing with an underscore: `_first`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]  --> src/triangle/mod.rs:7:17
[INFO] [stderr]   |
[INFO] [stderr] 7 |         let mut index = 0;
[INFO] [stderr]   |                 ^^^^^ help: consider prefixing with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `matrix`
[INFO] [stderr]  --> src/spiral_matrix_iii/mod.rs:6:7
[INFO] [stderr]   |
[INFO] [stderr] 6 |         let matrix = vec![vec![0; c as usize]; r as usize];
[INFO] [stderr]   |             ^^^^^^ help: consider prefixing with an underscore: `_matrix`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]  --> src/valid_sudoku/mod.rs:4:28
[INFO] [stderr]   |
[INFO] [stderr] 4 |     pub fn is_valid_sudoku(board: Vec<Vec<char>>) -> bool {
[INFO] [stderr]   |                            ^^^^^ help: consider prefixing with an underscore: `_board`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/number_of_longest_increasing_subsequence/mod.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 |             let mut first = false;
[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: variable does not need to be mutable
[INFO] [stderr]  --> src/triangle/mod.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 |         let mut index = 0;
[INFO] [stderr]   |             ----^^^^^
[INFO] [stderr]   |             |
[INFO] [stderr]   |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/remove_duplicates_from_sorted_list/mod.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 |             let mut q = arr.pop().unwrap();
[INFO] [stderr]    |                 ----^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/most_common_word/mod.rs:21:7
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let mut arr: Vec<&str> = paragraph.split(" ").collect();
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/reverse_vowels_of_a_string/mod.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 |             let mut res = s.as_bytes_mut();
[INFO] [stderr]    |                 ----^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/find_pivot_index/mod.rs:11:6
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut res: i32;
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/spiral_matrix/mod.rs:8:7
[INFO] [stderr]   |
[INFO] [stderr] 8 |         let mut len_y = matrix.len();
[INFO] [stderr]   |             ----^^^^^
[INFO] [stderr]   |             |
[INFO] [stderr]   |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/convert_a_number_to_hexadecimal/mod.rs:22:16
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn to_hex(mut num: i32) -> String {
[INFO] [stderr]    |                   ----^^^
[INFO] [stderr]    |                   |
[INFO] [stderr]    |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:34:29
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn dynamic_dispatch(t: &Bar) {
[INFO] [stderr]    |                             ^^^ help: use `dyn`: `dyn Bar`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/remove_duplicates_from_sorted_list/mod.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |                 unsafe {
[INFO] [stderr]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]  --> src/longest_arithmetic_sequence/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | struct Solution;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `longest_arith_seq_length`
[INFO] [stderr]  --> src/longest_arithmetic_sequence/mod.rs:4:2
[INFO] [stderr]   |
[INFO] [stderr] 4 |     pub fn longest_arith_seq_length(a: Vec<i32>) -> i32 {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Solution`
[INFO] [stderr]  --> src/longest_palindromic/mod.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | struct Solution;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `longest_palindromelongest_palindrome`
[INFO] [stderr]  --> src/longest_palindromic/mod.rs:6:2
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub fn longest_palindromelongest_palindrome(s: String) -> i32 {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sum_nums`
[INFO] [stderr]  --> src/find_pivot_index/mod.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn sum_nums(l: usize, r: usize, nums: &Vec<i32>, map: &mut Vec<Vec<Option<i32>>>) -> i32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:34:29
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn dynamic_dispatch(t: &Bar) {
[INFO] [stderr]    |                             ^^^ help: use `dyn`: `dyn Bar`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.38s
[INFO] running `"docker" "inspect" "6ec9c41a96914228a9935817bbee277ea8b72c3512c8839af95e62317b92f3dc"`
[INFO] running `"docker" "rm" "-f" "6ec9c41a96914228a9935817bbee277ea8b72c3512c8839af95e62317b92f3dc"`
[INFO] [stdout] 6ec9c41a96914228a9935817bbee277ea8b72c3512c8839af95e62317b92f3dc