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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/danielc92/learning-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielc92%2Flearning-rust", kill_on_drop: false }`
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[INFO] [stdout] 23ccfc34e5883ee77ec11f69c2f608412fb6bcd5
[INFO] testing danielc92/learning-rust against master#61469b682c2b0bf9cebc4622f1859e2bb3b7ebca for pr-91743
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielc92%2Flearning-rust" "/workspace/builds/worker-76/source", kill_on_drop: false }`
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[INFO] finished tweaking git repo https://github.com/danielc92/learning-rust
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[INFO] crate git repo https://github.com/danielc92/learning-rust already has a lockfile, it will not be regenerated
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[INFO] [stdout] warning: unused variable: `is_watching`
[INFO] [stdout]  --> src/bool_stuff.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let is_watching: bool = false;
[INFO] [stdout]   |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_watching`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]  --> src/stdin_stuff.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |         Ok(x) => Ok(buffer.trim().to_string()),
[INFO] [stdout]   |            ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/looping_stuff.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut my_array: [i32; 10] = [1, 123, 32, 4, 33, 5235, 4325, 345, 23, 3];
[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: function is never used: `linear_search`
[INFO] [stdout]  --> src/algorithm_stuff.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn linear_search(sample: &[usize; 10], target: &usize) -> Option<String> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `binary_search`
[INFO] [stdout]   --> src/algorithm_stuff.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn binary_search(sample: &[usize; 10], target: usize) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `userId`
[INFO] [stdout]   --> src/api_stuff.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     userId: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/api_stuff.rs:13:23
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Deserialize, Debug)]
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/api_stuff.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     id: i32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/api_stuff.rs:13:23
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Deserialize, Debug)]
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `title`
[INFO] [stdout]   --> src/api_stuff.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     title: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/api_stuff.rs:13:23
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Deserialize, Debug)]
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `completed`
[INFO] [stdout]   --> src/api_stuff.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     completed: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/api_stuff.rs:13:23
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Deserialize, Debug)]
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_todos`
[INFO] [stdout]   --> src/api_stuff.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub async fn get_todos() -> Result<Vec<User>, Error> {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `try_it_out`
[INFO] [stdout]  --> src/array_stuff.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn try_it_out() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `try_it_out`
[INFO] [stdout]  --> src/bool_stuff.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn try_it_out() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/datetime_stuff.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Direction`
[INFO] [stdout]  --> src/enum_stuff.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Direction {
[INFO] [stdout]   |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `display_dir`
[INFO] [stdout]  --> src/enum_stuff.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn display_dir() {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `file_read_to_succeed`
[INFO] [stdout]  --> src/error_handling.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn file_read_to_succeed() -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `file_read_to_fail`
[INFO] [stdout]  --> src/error_handling.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn file_read_to_fail() -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `area_of_square`
[INFO] [stdout]  --> src/function_stuff.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn area_of_square(length: i32) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_array_nums`
[INFO] [stdout]  --> src/function_stuff.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn sum_array_nums(arr: &[i32]) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `loop_until`
[INFO] [stdout]   --> src/function_stuff.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn loop_until(number: i32) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `match_student`
[INFO] [stdout]   --> src/function_stuff.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn match_student(grade: u16) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `if_elsing`
[INFO] [stdout]   --> src/function_stuff.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub fn if_elsing(name: &String) -> String {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `loop_with_break`
[INFO] [stdout]  --> src/looping_stuff.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn loop_with_break() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `loop_array_with_an_index`
[INFO] [stdout]   --> src/looping_stuff.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn loop_array_with_an_index() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `while_with_break`
[INFO] [stdout]   --> src/looping_stuff.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn while_with_break() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `validate_name`
[INFO] [stdout]  --> src/some_stuff.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn validate_name(name: &String) -> Option<String> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `validate_number`
[INFO] [stdout]  --> src/some_stuff.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn validate_number(number: &i32) -> Option<String> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_to_option`
[INFO] [stdout]   --> src/some_stuff.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn add_to_option(x: Option<i32>) -> Option<i32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `return_enrolled`
[INFO] [stdout]   --> src/some_stuff.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn return_enrolled(name: &str) -> Option<&str> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_input`
[INFO] [stdout]  --> src/stdin_stuff.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_input(q: &str) -> io::Result<String> {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `a_task`
[INFO] [stdout]  --> src/struct_stuff.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn a_task() {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `a_coord`
[INFO] [stdout]   --> src/struct_stuff.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn a_coord() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `a_basket`
[INFO] [stdout]   --> src/struct_stuff.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn a_basket() {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `try_it_out`
[INFO] [stdout]  --> src/token_stuff.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn try_it_out() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `try_it_out`
[INFO] [stdout]  --> src/variable_stuff.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn try_it_out() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `userId` should have a snake case name
[INFO] [stdout]   --> src/api_stuff.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     userId: i32,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to snake case: `user_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.32s
[INFO] [stdout] warning: 36 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ec5b9e3879c5413845ec42716435155beee6b3b6b65dedebad441e64e623cb0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec5b9e3879c5413845ec42716435155beee6b3b6b65dedebad441e64e623cb0c", kill_on_drop: false }`
[INFO] [stdout] ec5b9e3879c5413845ec42716435155beee6b3b6b65dedebad441e64e623cb0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce6ab171dd7376bbed67976c033e1e3a85f53336527e0641a07ab656fc3fd403
[INFO] running `Command { std: "docker" "start" "-a" "ce6ab171dd7376bbed67976c033e1e3a85f53336527e0641a07ab656fc3fd403", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling learning-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `is_watching`
[INFO] [stdout]  --> src/bool_stuff.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let is_watching: bool = false;
[INFO] [stdout]   |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_watching`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]  --> src/stdin_stuff.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |         Ok(x) => Ok(buffer.trim().to_string()),
[INFO] [stdout]   |            ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/looping_stuff.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut my_array: [i32; 10] = [1, 123, 32, 4, 33, 5235, 4325, 345, 23, 3];
[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: function is never used: `linear_search`
[INFO] [stdout]  --> src/algorithm_stuff.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn linear_search(sample: &[usize; 10], target: &usize) -> Option<String> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `binary_search`
[INFO] [stdout]   --> src/algorithm_stuff.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn binary_search(sample: &[usize; 10], target: usize) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `userId`
[INFO] [stdout]   --> src/api_stuff.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     userId: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/api_stuff.rs:13:23
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Deserialize, Debug)]
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/api_stuff.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     id: i32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/api_stuff.rs:13:23
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Deserialize, Debug)]
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `title`
[INFO] [stdout]   --> src/api_stuff.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     title: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/api_stuff.rs:13:23
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Deserialize, Debug)]
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `completed`
[INFO] [stdout]   --> src/api_stuff.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     completed: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/api_stuff.rs:13:23
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Deserialize, Debug)]
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_todos`
[INFO] [stdout]   --> src/api_stuff.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub async fn get_todos() -> Result<Vec<User>, Error> {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `try_it_out`
[INFO] [stdout]  --> src/array_stuff.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn try_it_out() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `try_it_out`
[INFO] [stdout]  --> src/bool_stuff.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn try_it_out() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/datetime_stuff.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Direction`
[INFO] [stdout]  --> src/enum_stuff.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Direction {
[INFO] [stdout]   |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `display_dir`
[INFO] [stdout]  --> src/enum_stuff.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn display_dir() {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `file_read_to_succeed`
[INFO] [stdout]  --> src/error_handling.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn file_read_to_succeed() -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `file_read_to_fail`
[INFO] [stdout]  --> src/error_handling.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn file_read_to_fail() -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `area_of_square`
[INFO] [stdout]  --> src/function_stuff.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn area_of_square(length: i32) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_array_nums`
[INFO] [stdout]  --> src/function_stuff.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn sum_array_nums(arr: &[i32]) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `loop_until`
[INFO] [stdout]   --> src/function_stuff.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn loop_until(number: i32) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `match_student`
[INFO] [stdout]   --> src/function_stuff.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn match_student(grade: u16) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `if_elsing`
[INFO] [stdout]   --> src/function_stuff.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub fn if_elsing(name: &String) -> String {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `loop_with_break`
[INFO] [stdout]  --> src/looping_stuff.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn loop_with_break() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `loop_array_with_an_index`
[INFO] [stdout]   --> src/looping_stuff.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn loop_array_with_an_index() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `while_with_break`
[INFO] [stdout]   --> src/looping_stuff.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn while_with_break() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `validate_name`
[INFO] [stdout]  --> src/some_stuff.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn validate_name(name: &String) -> Option<String> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `validate_number`
[INFO] [stdout]  --> src/some_stuff.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn validate_number(number: &i32) -> Option<String> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_to_option`
[INFO] [stdout]   --> src/some_stuff.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn add_to_option(x: Option<i32>) -> Option<i32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `return_enrolled`
[INFO] [stdout]   --> src/some_stuff.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn return_enrolled(name: &str) -> Option<&str> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_input`
[INFO] [stdout]  --> src/stdin_stuff.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_input(q: &str) -> io::Result<String> {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `a_task`
[INFO] [stdout]  --> src/struct_stuff.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn a_task() {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `a_coord`
[INFO] [stdout]   --> src/struct_stuff.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn a_coord() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `a_basket`
[INFO] [stdout]   --> src/struct_stuff.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn a_basket() {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `try_it_out`
[INFO] [stdout]  --> src/token_stuff.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn try_it_out() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `try_it_out`
[INFO] [stdout]  --> src/variable_stuff.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn try_it_out() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `userId` should have a snake case name
[INFO] [stdout]   --> src/api_stuff.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     userId: i32,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to snake case: `user_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 43.55s
[INFO] [stdout] warning: 36 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/learning_rust-17c3065665b75719)
[INFO] running `Command { std: "docker" "inspect" "ce6ab171dd7376bbed67976c033e1e3a85f53336527e0641a07ab656fc3fd403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce6ab171dd7376bbed67976c033e1e3a85f53336527e0641a07ab656fc3fd403", kill_on_drop: false }`
[INFO] [stdout] ce6ab171dd7376bbed67976c033e1e3a85f53336527e0641a07ab656fc3fd403
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e792b7597a3991143436e0cdee0bb3e7368a1bcde8117e0cbe6a1de273fae699
[INFO] running `Command { std: "docker" "start" "-a" "e792b7597a3991143436e0cdee0bb3e7368a1bcde8117e0cbe6a1de273fae699", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `is_watching`
[INFO] [stderr]  --> src/bool_stuff.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let is_watching: bool = false;
[INFO] [stderr]   |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_watching`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]  --> src/stdin_stuff.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 |         Ok(x) => Ok(buffer.trim().to_string()),
[INFO] [stderr]   |            ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/looping_stuff.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut my_array: [i32; 10] = [1, 123, 32, 4, 33, 5235, 4325, 345, 23, 3];
[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: function is never used: `linear_search`
[INFO] [stderr]  --> src/algorithm_stuff.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn linear_search(sample: &[usize; 10], target: &usize) -> Option<String> {
[INFO] [stderr]   |        ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `binary_search`
[INFO] [stderr]   --> src/algorithm_stuff.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn binary_search(sample: &[usize; 10], target: usize) -> usize {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `userId`
[INFO] [stderr]   --> src/api_stuff.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     userId: i32,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/api_stuff.rs:13:23
[INFO] [stderr]    |
[INFO] [stderr] 13 | #[derive(Deserialize, Debug)]
[INFO] [stderr]    |                       ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `id`
[INFO] [stderr]   --> src/api_stuff.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     id: i32,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/api_stuff.rs:13:23
[INFO] [stderr]    |
[INFO] [stderr] 13 | #[derive(Deserialize, Debug)]
[INFO] [stderr]    |                       ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `title`
[INFO] [stderr]   --> src/api_stuff.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     title: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/api_stuff.rs:13:23
[INFO] [stderr]    |
[INFO] [stderr] 13 | #[derive(Deserialize, Debug)]
[INFO] [stderr]    |                       ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `completed`
[INFO] [stderr]   --> src/api_stuff.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     completed: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/api_stuff.rs:13:23
[INFO] [stderr]    |
[INFO] [stderr] 13 | #[derive(Deserialize, Debug)]
[INFO] [stderr]    |                       ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_todos`
[INFO] [stderr]   --> src/api_stuff.rs:21:14
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub async fn get_todos() -> Result<Vec<User>, Error> {
[INFO] [stderr]    |              ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `try_it_out`
[INFO] [stderr]  --> src/array_stuff.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn try_it_out() {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `try_it_out`
[INFO] [stderr]  --> src/bool_stuff.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn try_it_out() {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]  --> src/datetime_stuff.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn run() {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Direction`
[INFO] [stderr]  --> src/enum_stuff.rs:1:6
[INFO] [stderr]   |
[INFO] [stderr] 1 | enum Direction {
[INFO] [stderr]   |      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `display_dir`
[INFO] [stderr]  --> src/enum_stuff.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn display_dir() {
[INFO] [stderr]   |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `file_read_to_succeed`
[INFO] [stderr]  --> src/error_handling.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn file_read_to_succeed() -> String {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `file_read_to_fail`
[INFO] [stderr]  --> src/error_handling.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn file_read_to_fail() -> String {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `area_of_square`
[INFO] [stderr]  --> src/function_stuff.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn area_of_square(length: i32) -> i32 {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sum_array_nums`
[INFO] [stderr]  --> src/function_stuff.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn sum_array_nums(arr: &[i32]) {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `loop_until`
[INFO] [stderr]   --> src/function_stuff.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn loop_until(number: i32) {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `match_student`
[INFO] [stderr]   --> src/function_stuff.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub fn match_student(grade: u16) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `if_elsing`
[INFO] [stderr]   --> src/function_stuff.rs:42:8
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub fn if_elsing(name: &String) -> String {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `loop_with_break`
[INFO] [stderr]  --> src/looping_stuff.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn loop_with_break() {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `loop_array_with_an_index`
[INFO] [stderr]   --> src/looping_stuff.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn loop_array_with_an_index() {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `while_with_break`
[INFO] [stderr]   --> src/looping_stuff.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn while_with_break() {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `validate_name`
[INFO] [stderr]  --> src/some_stuff.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn validate_name(name: &String) -> Option<String> {
[INFO] [stderr]   |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `validate_number`
[INFO] [stderr]  --> src/some_stuff.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn validate_number(number: &i32) -> Option<String> {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `add_to_option`
[INFO] [stderr]   --> src/some_stuff.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn add_to_option(x: Option<i32>) -> Option<i32> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `return_enrolled`
[INFO] [stderr]   --> src/some_stuff.rs:33:4
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn return_enrolled(name: &str) -> Option<&str> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_input`
[INFO] [stderr]  --> src/stdin_stuff.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn get_input(q: &str) -> io::Result<String> {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `a_task`
[INFO] [stderr]  --> src/struct_stuff.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn a_task() {
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `a_coord`
[INFO] [stderr]   --> src/struct_stuff.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn a_coord() {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `a_basket`
[INFO] [stderr]   --> src/struct_stuff.rs:44:8
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub fn a_basket() {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `try_it_out`
[INFO] [stderr]  --> src/token_stuff.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn try_it_out() {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `try_it_out`
[INFO] [stderr]  --> src/variable_stuff.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn try_it_out() {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `userId` should have a snake case name
[INFO] [stderr]   --> src/api_stuff.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     userId: i32,
[INFO] [stderr]    |     ^^^^^^ help: convert the identifier to snake case: `user_id`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `learning-rust` (bin "learning-rust" test) generated 36 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.71s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/learning_rust-17c3065665b75719)
[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 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e792b7597a3991143436e0cdee0bb3e7368a1bcde8117e0cbe6a1de273fae699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e792b7597a3991143436e0cdee0bb3e7368a1bcde8117e0cbe6a1de273fae699", kill_on_drop: false }`
[INFO] [stdout] e792b7597a3991143436e0cdee0bb3e7368a1bcde8117e0cbe6a1de273fae699