[INFO] cloning repository https://github.com/jwmurray/leetcode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jwmurray/leetcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwmurray%2Fleetcode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwmurray%2Fleetcode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b1be3d2f546039aa46780007bdc38314a9c9119
[INFO] checking jwmurray/leetcode against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwmurray%2Fleetcode" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jwmurray/leetcode
[INFO] finished tweaking git repo https://github.com/jwmurray/leetcode
[INFO] tweaked toml for git repo https://github.com/jwmurray/leetcode written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jwmurray/leetcode on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jwmurray/leetcode 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap v4.5.34
[INFO] [stderr]   Downloaded clap_builder v4.5.34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9096afd803a47b681b9ceacb56d785ed71442d494b234520ea53d157bce50d7
[INFO] running `Command { std: "docker" "start" "-a" "f9096afd803a47b681b9ceacb56d785ed71442d494b234520ea53d157bce50d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9096afd803a47b681b9ceacb56d785ed71442d494b234520ea53d157bce50d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9096afd803a47b681b9ceacb56d785ed71442d494b234520ea53d157bce50d7", kill_on_drop: false }`
[INFO] [stdout] f9096afd803a47b681b9ceacb56d785ed71442d494b234520ea53d157bce50d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74b3a651f0e5f2c7ff915ba4a22d4fd8c57992da98a16c6696fb67a3be894041
[INFO] running `Command { std: "docker" "start" "-a" "74b3a651f0e5f2c7ff915ba4a22d4fd8c57992da98a16c6696fb67a3be894041", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]     Checking anstyle-query v1.1.2
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking colorchoice v1.0.3
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking leet_20_valid_parentheses v0.1.0 (/opt/rustwide/workdir/leet_20_valid_parentheses)
[INFO] [stderr]     Checking add_numbers_linked_lists v0.1.0 (/opt/rustwide/workdir/add_numbers_linked_lists)
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking leet_1114_print_in_order v0.1.0 (/opt/rustwide/workdir/leet_1114_print_in_order)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> add_numbers_linked_lists/src/lib.rs:30:23
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn add(&self, a: LinkedNumber) -> Self {
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LinkedNumber` is never constructed
[INFO] [stdout]  --> add_numbers_linked_lists/src/lib.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct LinkedNumber {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `radix` is never used
[INFO] [stdout]  --> add_numbers_linked_lists/src/lib.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const radix: u32 = 10; // We are working in base-10, so the radix is 10
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `new_linked_number_recursive`, `add`, and `get_value` are never used
[INFO] [stdout]   --> add_numbers_linked_lists/src/lib.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl LinkedNumber {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 10 |     pub fn new(value: u32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     fn new_linked_number_recursive(value: u32, next: Option<Box<LinkedNumber>>) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn add(&self, a: LinkedNumber) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn get_value(&self) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `radix` should have an upper case name
[INFO] [stdout]  --> add_numbers_linked_lists/src/lib.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const radix: u32 = 10; // We are working in base-10, so the radix is 10
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]   |
[INFO] [stdout] 7 - const radix: u32 = 10; // We are working in base-10, so the radix is 10
[INFO] [stdout] 7 + const RADIX: u32 = 10; // We are working in base-10, so the radix is 10
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking leet_70_climbing_stairs v0.1.0 (/opt/rustwide/workdir/leet_70_climbing_stairs)
[INFO] [stdout] warning: function `precompute_fib` is never used
[INFO] [stdout]  --> leet_70_climbing_stairs/src/lib.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | const fn precompute_fib() -> [i32; 46] {
[INFO] [stdout]   |          ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `CACHE` is never used
[INFO] [stdout]   --> leet_70_climbing_stairs/src/lib.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | static CACHE: [i32; 46] = precompute_fib();
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `climb_stairs_with_cache` is never used
[INFO] [stdout]   --> leet_70_climbing_stairs/src/lib.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn climb_stairs_with_cache(n: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking leet_66_plus_one v0.1.0 (/opt/rustwide/workdir/leet_66_plus_one)
[INFO] [stderr]     Checking leet_191_number_of_1_bits v0.1.0 (/opt/rustwide/workdir/leet_191_number_of_1_bits)
[INFO] [stderr]     Checking leet_69_sqrt v0.1.0 (/opt/rustwide/workdir/leet_69_sqrt)
[INFO] [stderr]     Checking leet_125_valid_palindrome v0.1.0 (/opt/rustwide/workdir/leet_125_valid_palindrome)
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> leet_125_valid_palindrome/src/lib.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `is_palindrome` is never used
[INFO] [stdout]  --> leet_125_valid_palindrome/src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 4 |     pub fn is_palindrome(s: String) -> bool {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking anstyle-parse v0.2.6
[INFO] [stdout] warning: function `precompute_fib` is never used
[INFO] [stdout]  --> leet_70_climbing_stairs/src/lib.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | const fn precompute_fib() -> [i32; 46] {
[INFO] [stdout]   |          ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `CACHE` is never used
[INFO] [stdout]   --> leet_70_climbing_stairs/src/lib.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | static CACHE: [i32; 46] = precompute_fib();
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]   --> leet_70_climbing_stairs/src/lib.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Solution;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `climb_stairs` and `climb_stairs_with_cache` are never used
[INFO] [stdout]   --> leet_70_climbing_stairs/src/lib.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Solution {
[INFO] [stdout]    | ------------- associated functions in this implementation
[INFO] [stdout] 18 |     pub fn climb_stairs(n: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn climb_stairs_with_cache(n: i32) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking leet_168_excel_column v0.1.0 (/opt/rustwide/workdir/leet_168_excel_column)
[INFO] [stderr]     Checking leet_414_third_maximum_number v0.1.0 (/opt/rustwide/workdir/leet_414_third_maximum_number)
[INFO] [stderr]     Checking leet_58_length_of_last_word v0.1.0 (/opt/rustwide/workdir/leet_58_length_of_last_word)
[INFO] [stderr]     Checking leet_190_reverse_bits v0.1.0 (/opt/rustwide/workdir/leet_190_reverse_bits)
[INFO] [stderr]     Checking leet_205_isomorphic_strings v0.1.0 (/opt/rustwide/workdir/leet_205_isomorphic_strings)
[INFO] [stderr]     Checking leet_35_search_insert_position v0.1.0 (/opt/rustwide/workdir/leet_35_search_insert_position)
[INFO] [stderr]     Checking palindrome v0.1.0 (/opt/rustwide/workdir/palindrome)
[INFO] [stderr]     Checking leet_1408_leet_matching_strings_in_array v0.1.0 (/opt/rustwide/workdir/leet_1408_leet_matching_strings_in_array)
[INFO] [stdout] warning: unused import: `any`
[INFO] [stdout]  --> leet_205_isomorphic_strings/src/lib.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{any, collections::HashMap};
[INFO] [stdout]   |           ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `third_max` is never used
[INFO] [stdout]  --> leet_414_third_maximum_number/src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 7 |     pub fn third_max(nums: Vec<i32>) -> i32 {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking leet_187_repeated_dna_sequences v0.1.0 (/opt/rustwide/workdir/leet_187_repeated_dna_sequences)
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> leet_205_isomorphic_strings/src/lib.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `is_isomorphic` is never used
[INFO] [stdout]  --> leet_205_isomorphic_strings/src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn is_isomorphic(s: String, t: String) -> bool {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> leet_190_reverse_bits/src/lib.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `reverse_bits` is never used
[INFO] [stdout]  --> leet_190_reverse_bits/src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 4 |     pub fn reverse_bits(x: u32) -> u32 {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking leet_67_add_binary v0.1.0 (/opt/rustwide/workdir/leet_67_add_binary)
[INFO] [stderr]     Checking leet_206_reverse_linked_list v0.1.0 (/opt/rustwide/workdir/leet_206_reverse_linked_list)
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]     Checking leet_136_single_number v0.1.0 (/opt/rustwide/workdir/leet_136_single_number)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> add_numbers_linked_lists/src/lib.rs:30:23
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn add(&self, a: LinkedNumber) -> Self {
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `add` is never used
[INFO] [stdout]   --> add_numbers_linked_lists/src/lib.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl LinkedNumber {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn add(&self, a: LinkedNumber) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `radix` should have an upper case name
[INFO] [stdout]  --> add_numbers_linked_lists/src/lib.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const radix: u32 = 10; // We are working in base-10, so the radix is 10
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]   |
[INFO] [stdout] 7 - const radix: u32 = 10; // We are working in base-10, so the radix is 10
[INFO] [stdout] 7 + const RADIX: u32 = 10; // We are working in base-10, so the radix is 10
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking leet_268_missing_number v0.1.0 (/opt/rustwide/workdir/leet_268_missing_number)
[INFO] [stderr]     Checking minimum_pair_sort_array v0.1.0 (/opt/rustwide/workdir/minimum_pair_sort_array)
[INFO] [stdout] warning: unused variable: `not_decreasing`
[INFO] [stdout]   --> minimum_pair_sort_array/src/lib.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let not_decreasing: bool = true;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_not_decreasing`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking leet_67_add_binary2 v0.1.0 (/opt/rustwide/workdir/leet_67_add_binary2)
[INFO] [stdout] warning: method `to_vector_with_collect` is never used
[INFO] [stdout]   --> leet_206_reverse_linked_list/src/lib.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout]  6 | impl ListHead {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn to_vector_with_collect(&self) -> Vec<i32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking merge_to_lists v0.1.0 (/opt/rustwide/workdir/merge_to_lists)
[INFO] [stderr]     Checking leet_119_pascals_triangle_ii v0.1.0 (/opt/rustwide/workdir/leet_119_pascals_triangle_ii)
[INFO] [stderr]     Checking leet_169_majority_element v0.1.0 (/opt/rustwide/workdir/leet_169_majority_element)
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> leet_67_add_binary2/src/lib.rs:66:14
[INFO] [stdout]    |
[INFO] [stdout] 66 |     for i in (0..max_len) {
[INFO] [stdout]    |              ^          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 66 -     for i in (0..max_len) {
[INFO] [stdout] 66 +     for i in 0..max_len {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> leet_268_missing_number/src/lib.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `missing_number` is never used
[INFO] [stdout]  --> leet_268_missing_number/src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 4 |     pub fn missing_number(nums: Vec<i32>) -> i32 {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> leet_187_repeated_dna_sequences/src/lib.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn iter(&self) -> DNASequenceIter {
[INFO] [stdout]    |             ^^^^^     --------------- the same lifetime is hidden here
[INFO] [stdout]    |             |
[INFO] [stdout]    |             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn iter(&self) -> DNASequenceIter<'_> {
[INFO] [stdout]    |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> leet_136_single_number/src/lib.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `single_number` is never used
[INFO] [stdout]  --> leet_136_single_number/src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 5 |     pub fn single_number(nums: Vec<i32>) -> i32 {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking leet_412_fizzbuzz v0.1.0 (/opt/rustwide/workdir/leet_412_fizzbuzz)
[INFO] [stderr]     Checking leet_202_happy_number v0.1.0 (/opt/rustwide/workdir/leet_202_happy_number)
[INFO] [stderr]     Checking longest_common_prefix v0.1.0 (/opt/rustwide/workdir/longest_common_prefix)
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> leet_168_excel_column/src/lib.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `convert_to_title` and `index_to_char` are never used
[INFO] [stdout]   --> leet_168_excel_column/src/lib.rs:7:12
[INFO] [stdout]    |
[INFO] [stdout]  3 | impl Solution {
[INFO] [stdout]    | ------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  7 |     pub fn convert_to_title(column_number: i32) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     fn index_to_char(index: i32) -> char {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking leet_203_remove_linked_list_node v0.1.0 (/opt/rustwide/workdir/leet_203_remove_linked_list_node)
[INFO] [stderr]     Checking leet_28_find_index_of_first_occurence v0.1.0 (/opt/rustwide/workdir/leet_28_find_index_of_first_occurence)
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> leet_119_pascals_triangle_ii/src/lib.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `combinations` and `get_row` are never used
[INFO] [stdout]   --> leet_119_pascals_triangle_ii/src/lib.rs:6:8
[INFO] [stdout]    |
[INFO] [stdout]  5 | impl Solution {
[INFO] [stdout]    | ------------- associated functions in this implementation
[INFO] [stdout]  6 |     fn combinations(n: u64, r: u64) -> u64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn get_row(row_index: i32) -> Vec<i32> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> leet_412_fizzbuzz/src/lib.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `fizz_buzz` is never used
[INFO] [stdout]  --> leet_412_fizzbuzz/src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 4 |     pub fn fizz_buzz(n: i32) -> Vec<String> {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> leet_67_add_binary2/src/lib.rs:66:14
[INFO] [stdout]    |
[INFO] [stdout] 66 |     for i in (0..max_len) {
[INFO] [stdout]    |              ^          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 66 -     for i in (0..max_len) {
[INFO] [stdout] 66 +     for i in 0..max_len {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_Example_1` should have a snake case name
[INFO] [stdout]   --> leet_28_find_index_of_first_occurence/src/lib.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn test_Example_1() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_example_1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_Example_2` should have a snake case name
[INFO] [stdout]   --> leet_28_find_index_of_first_occurence/src/lib.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn test_Example_2() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_example_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking leet_118_pascals_triangle v0.1.0 (/opt/rustwide/workdir/leet_118_pascals_triangle)
[INFO] [stderr]     Checking leet_88_merge_sorted_array v0.1.0 (/opt/rustwide/workdir/leet_88_merge_sorted_array)
[INFO] [stderr]     Checking leet_228_summary_ranges v0.1.0 (/opt/rustwide/workdir/leet_228_summary_ranges)
[INFO] [stderr]     Checking leet_83_remove_duplicates_from_sorted_list v0.1.0 (/opt/rustwide/workdir/leet_83_remove_duplicates_from_sorted_list)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> leet_203_remove_linked_list_node/src/lib.rs:53:18
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn nodes(&self) -> Nodes {
[INFO] [stdout]    |                  ^^^^^     ----- the same lifetime is hidden here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn nodes(&self) -> Nodes<'_> {
[INFO] [stdout]    |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking remove_duplicates_from_sorted_array v0.1.0 (/opt/rustwide/workdir/leet_26_remove_duplicates_from_sorted_array)
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> leet_88_merge_sorted_array/src/lib.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Index` is never used
[INFO] [stdout]  --> leet_88_merge_sorted_array/src/lib.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | type Index = i32; // Create an Index alias.  Negative values are a sentinel that the buffer is exhausted.
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ToUsize` is never used
[INFO] [stdout]   --> leet_88_merge_sorted_array/src/lib.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | trait ToUsize {
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `merge` is never used
[INFO] [stdout]   --> leet_88_merge_sorted_array/src/lib.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 21 |     pub fn merge(nums1: &mut Vec<i32>, m: i32, nums2: &mut Vec<i32>, n: i32) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `any`
[INFO] [stdout]  --> leet_205_isomorphic_strings/src/lib.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{any, collections::HashMap};
[INFO] [stdout]   |           ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `remove_duplicates2` in this scope
[INFO] [stdout]   --> leet_26_remove_duplicates_from_sorted_array/src/lib.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout]  1 | pub fn remove_duplicates(nums: &mut Vec<i32>) -> i32 {
[INFO] [stdout]    | ---------------------------------------------------- similarly named function `remove_duplicates` defined here
[INFO] [stdout] ...
[INFO] [stdout] 69 |         let k = remove_duplicates2(&mut nums);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^ help: a function with a similar name exists: `remove_duplicates`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `remove_duplicates2` in this scope
[INFO] [stdout]   --> leet_26_remove_duplicates_from_sorted_array/src/lib.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout]  1 | pub fn remove_duplicates(nums: &mut Vec<i32>) -> i32 {
[INFO] [stdout]    | ---------------------------------------------------- similarly named function `remove_duplicates` defined here
[INFO] [stdout] ...
[INFO] [stdout] 77 |         let k = remove_duplicates2(&mut nums);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^ help: a function with a similar name exists: `remove_duplicates`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `remove_duplicates2` in this scope
[INFO] [stdout]   --> leet_26_remove_duplicates_from_sorted_array/src/lib.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout]  1 | pub fn remove_duplicates(nums: &mut Vec<i32>) -> i32 {
[INFO] [stdout]    | ---------------------------------------------------- similarly named function `remove_duplicates` defined here
[INFO] [stdout] ...
[INFO] [stdout] 85 |         let k = remove_duplicates2(&mut nums);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^ help: a function with a similar name exists: `remove_duplicates`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> leet_203_remove_linked_list_node/src/lib.rs:53:18
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn nodes(&self) -> Nodes {
[INFO] [stdout]    |                  ^^^^^     ----- the same lifetime is hidden here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn nodes(&self) -> Nodes<'_> {
[INFO] [stdout]    |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> leet_228_summary_ranges/src/lib.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RangeIterator` is never constructed
[INFO] [stdout]  --> leet_228_summary_ranges/src/lib.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct RangeIterator<'a> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> leet_228_summary_ranges/src/lib.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<'a> RangeIterator<'a> {
[INFO] [stdout]    | -------------------------- associated function in this implementation
[INFO] [stdout] 12 |     fn new(slice: &'a [i32]) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `summary_ranges` is never used
[INFO] [stdout]   --> leet_228_summary_ranges/src/lib.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | impl Solution {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 45 |     pub fn summary_ranges(nums: Vec<i32>) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `remove_duplicates_from_sorted_array` (lib test) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: struct `Solution` is never constructed
[INFO] [stdout]  --> leet_118_pascals_triangle/src/lib.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Solution;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `generate` is never used
[INFO] [stdout]  --> leet_118_pascals_triangle/src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | impl Solution {
[INFO] [stdout]   | ------------- associated function in this implementation
[INFO] [stdout] 4 |     pub fn generate(num_rows: i32) -> Vec<Vec<i32>> {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "74b3a651f0e5f2c7ff915ba4a22d4fd8c57992da98a16c6696fb67a3be894041", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74b3a651f0e5f2c7ff915ba4a22d4fd8c57992da98a16c6696fb67a3be894041", kill_on_drop: false }`
[INFO] [stdout] 74b3a651f0e5f2c7ff915ba4a22d4fd8c57992da98a16c6696fb67a3be894041