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[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Perry-Olsson/rust-book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPerry-Olsson%2Frust-book", kill_on_drop: false }`
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[INFO] [stdout] 65ea5827f5b352b8c28f957e50b5ebc74e4695ca
[INFO] checking Perry-Olsson/rust-book/65ea5827f5b352b8c28f957e50b5ebc74e4695ca against master#fce0e74720d199eb7839fdb51af35ac5226da178 for pr-145262
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPerry-Olsson%2Frust-book" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Perry-Olsson/rust-book
[INFO] finished tweaking git repo https://github.com/Perry-Olsson/rust-book
[INFO] tweaked toml for git repo https://github.com/Perry-Olsson/rust-book written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Perry-Olsson/rust-book on toolchain fce0e74720d199eb7839fdb51af35ac5226da178
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[INFO] crate git repo https://github.com/Perry-Olsson/rust-book already has a lockfile, it will not be regenerated
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[INFO] [stdout] warning: enum `List` is never used
[INFO] [stdout]  --> misc/src/memory_leak.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum List {
[INFO] [stdout]   |      ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `tail` is never used
[INFO] [stdout]   --> misc/src/memory_leak.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl List {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 12 |     fn tail(&self) -> Option<&RefCell<Rc<List>>> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]   --> misc/src/memory_leak.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Node {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> misc/src/memory_leak.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> misc/src/weak_ref.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Node {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> misc/src/weak_ref.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run2` is never used
[INFO] [stdout]   --> misc/src/weak_ref.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn run2() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rectangle` is never constructed
[INFO] [stdout]  --> misc/src/closures.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Rectangle {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> misc/src/closures.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_vector` is never used
[INFO] [stdout]  --> misc/src/collection_test.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn test_vector() {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_vector_2` is never used
[INFO] [stdout]  --> misc/src/collection_test.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn test_vector_2() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_hash_map` is never used
[INFO] [stdout]   --> misc/src/collection_test.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn test_hash_map() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SpreadsheetCell` is never used
[INFO] [stdout]   --> misc/src/collection_test.rs:29:6
[INFO] [stdout]    |
[INFO] [stdout] 29 | enum SpreadsheetCell {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print` is never used
[INFO] [stdout]   --> misc/src/collection_test.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl SpreadsheetCell {
[INFO] [stdout]    | -------------------- method in this implementation
[INFO] [stdout] 36 |     fn print(&self) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `spreadsheet_cell` is never used
[INFO] [stdout]   --> misc/src/collection_test.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn spreadsheet_cell() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Message` is never used
[INFO] [stdout]  --> misc/src/enums.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Message<'a> {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `call` is never used
[INFO] [stdout]  --> misc/src/enums.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Message<'_> {
[INFO] [stdout]   | ---------------- method in this implementation
[INFO] [stdout] 9 |     fn call(&self) {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> misc/src/enums.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CharType` is never used
[INFO] [stdout]  --> misc/src/pig_latin.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum CharType {
[INFO] [stdout]   |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_to_pig_latin` is never used
[INFO] [stdout]  --> misc/src/pig_latin.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn convert_to_pig_latin() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_char_type` is never used
[INFO] [stdout]   --> misc/src/pig_latin.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn get_char_type(char: char) -> CharType {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_vowel` is never used
[INFO] [stdout]   --> misc/src/pig_latin.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn handle_vowel(pig_latin: &mut String, word: &str) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rectangle` is never constructed
[INFO] [stdout]  --> misc/src/rectangles.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Rectangle {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `square`, `area`, and `can_hold` are never used
[INFO] [stdout]   --> misc/src/rectangles.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Rectangle {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 10 |     fn square(size: u32) -> Self {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn area(&self) -> u32 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     fn can_hold(&self, other: &Rectangle) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calculate_rectangle_area` is never used
[INFO] [stdout]   --> misc/src/rectangles.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn calculate_rectangle_area() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Messenger` is never used
[INFO] [stdout]  --> misc/src/ref_cell.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Messenger {
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LimitTracker` is never constructed
[INFO] [stdout]  --> misc/src/ref_cell.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct LimitTracker<'a, T: Messenger> {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `set_value` are never used
[INFO] [stdout]   --> misc/src/ref_cell.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | / impl<'a, T> LimitTracker<'a, T>
[INFO] [stdout] 12 | | where
[INFO] [stdout] 13 | |     T: Messenger,
[INFO] [stdout]    | |_________________- associated items in this implementation
[INFO] [stdout] 14 |   {
[INFO] [stdout] 15 |       pub fn new(messenger: &'a T, max: usize) -> LimitTracker<'a, T> {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |       pub fn set_value(&mut self, value: usize) {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> misc/src/ref_cell.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `List` is never used
[INFO] [stdout]  --> misc/src/smart_pointers.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum List {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print_con` is never used
[INFO] [stdout]   --> misc/src/smart_pointers.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl List {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 13 |     fn print_con(&self, list: &List, buf: &mut String) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyBox` is never constructed
[INFO] [stdout]   --> misc/src/smart_pointers.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | struct MyBox<T>(T);
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> misc/src/smart_pointers.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | impl<T> MyBox<T> {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 42 |     fn new(x: T) -> MyBox<T> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CustomSmartPointer` is never constructed
[INFO] [stdout]   --> misc/src/smart_pointers.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | struct CustomSmartPointer {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> misc/src/smart_pointers.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `farenheit_to_celsius` is never used
[INFO] [stdout]  --> misc/src/temperature.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn farenheit_to_celsius() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_farenheit_to_celsius` is never used
[INFO] [stdout]   --> misc/src/temperature.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn convert_farenheit_to_celsius(deg: f64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_user_input` is never used
[INFO] [stdout]  --> misc/src/terminal_io.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_user_input(prompt: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking simple v0.1.0 (/opt/rustwide/workdir/simple)
[INFO] [stdout] warning: enum `List` is never used
[INFO] [stdout]  --> misc/src/memory_leak.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum List {
[INFO] [stdout]   |      ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `tail` is never used
[INFO] [stdout]   --> misc/src/memory_leak.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl List {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 12 |     fn tail(&self) -> Option<&RefCell<Rc<List>>> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]   --> misc/src/memory_leak.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Node {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> misc/src/memory_leak.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> misc/src/weak_ref.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Node {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> misc/src/weak_ref.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run2` is never used
[INFO] [stdout]   --> misc/src/weak_ref.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn run2() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rectangle` is never constructed
[INFO] [stdout]  --> misc/src/closures.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Rectangle {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> misc/src/closures.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_vector` is never used
[INFO] [stdout]  --> misc/src/collection_test.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn test_vector() {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_vector_2` is never used
[INFO] [stdout]  --> misc/src/collection_test.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn test_vector_2() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_hash_map` is never used
[INFO] [stdout]   --> misc/src/collection_test.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn test_hash_map() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SpreadsheetCell` is never used
[INFO] [stdout]   --> misc/src/collection_test.rs:29:6
[INFO] [stdout]    |
[INFO] [stdout] 29 | enum SpreadsheetCell {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print` is never used
[INFO] [stdout]   --> misc/src/collection_test.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl SpreadsheetCell {
[INFO] [stdout]    | -------------------- method in this implementation
[INFO] [stdout] 36 |     fn print(&self) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `spreadsheet_cell` is never used
[INFO] [stdout]   --> misc/src/collection_test.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn spreadsheet_cell() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Message` is never used
[INFO] [stdout]  --> misc/src/enums.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Message<'a> {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `call` is never used
[INFO] [stdout]  --> misc/src/enums.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Message<'_> {
[INFO] [stdout]   | ---------------- method in this implementation
[INFO] [stdout] 9 |     fn call(&self) {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> misc/src/enums.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CharType` is never used
[INFO] [stdout]  --> misc/src/pig_latin.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum CharType {
[INFO] [stdout]   |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_to_pig_latin` is never used
[INFO] [stdout]  --> misc/src/pig_latin.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn convert_to_pig_latin() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_char_type` is never used
[INFO] [stdout]   --> misc/src/pig_latin.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn get_char_type(char: char) -> CharType {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_vowel` is never used
[INFO] [stdout]   --> misc/src/pig_latin.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn handle_vowel(pig_latin: &mut String, word: &str) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rectangle` is never constructed
[INFO] [stdout]  --> misc/src/rectangles.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Rectangle {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `square`, `area`, and `can_hold` are never used
[INFO] [stdout]   --> misc/src/rectangles.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Rectangle {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 10 |     fn square(size: u32) -> Self {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn area(&self) -> u32 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     fn can_hold(&self, other: &Rectangle) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calculate_rectangle_area` is never used
[INFO] [stdout]   --> misc/src/rectangles.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn calculate_rectangle_area() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> misc/src/ref_cell.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `List` is never used
[INFO] [stdout]  --> misc/src/smart_pointers.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum List {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print_con` is never used
[INFO] [stdout]   --> misc/src/smart_pointers.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl List {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 13 |     fn print_con(&self, list: &List, buf: &mut String) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyBox` is never constructed
[INFO] [stdout]   --> misc/src/smart_pointers.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | struct MyBox<T>(T);
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> misc/src/smart_pointers.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | impl<T> MyBox<T> {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 42 |     fn new(x: T) -> MyBox<T> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CustomSmartPointer` is never constructed
[INFO] [stdout]   --> misc/src/smart_pointers.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | struct CustomSmartPointer {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> misc/src/smart_pointers.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `farenheit_to_celsius` is never used
[INFO] [stdout]  --> misc/src/temperature.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn farenheit_to_celsius() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_farenheit_to_celsius` is never used
[INFO] [stdout]   --> misc/src/temperature.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn convert_farenheit_to_celsius(deg: f64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_user_input` is never used
[INFO] [stdout]  --> misc/src/terminal_io.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_user_input(prompt: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking adder v0.1.0 (/opt/rustwide/workdir/adder)
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[INFO] [stderr]     Checking phf v0.11.3
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling html5ever v0.27.0
[INFO] [stderr]     Checking cssparser v0.31.2
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.0
[INFO] [stderr]     Checking zerovec v0.11.4
[INFO] [stderr]     Checking zerotrie v0.2.2
[INFO] [stderr]     Checking scraper v0.20.0
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[INFO] [stderr]     Checking hyper v1.6.0
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[INFO] [stderr]     Checking reqwest v0.12.22
[INFO] [stderr]     Checking trpl v0.2.0
[INFO] [stderr]     Checking asynchronous v0.1.0 (/opt/rustwide/workdir/asynchronous)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "453e89c4bd57ee4686bb2c8aa38df4916b73cee66fafd76317ba9f4ca2deaae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "453e89c4bd57ee4686bb2c8aa38df4916b73cee66fafd76317ba9f4ca2deaae2", kill_on_drop: false }`
[INFO] [stdout] 453e89c4bd57ee4686bb2c8aa38df4916b73cee66fafd76317ba9f4ca2deaae2