[INFO] cloning repository https://github.com/ctianming/rustlings
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ctianming/rustlings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctianming%2Frustlings", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctianming%2Frustlings'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d6c21b19092092185d0f78a85a17b1c4be4fc80
[INFO] testing ctianming/rustlings against 1.85.0 for beta-1.86-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctianming%2Frustlings" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
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[INFO] validating manifest of git repo https://github.com/ctianming/rustlings on toolchain 1.85.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.85.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ctianming/rustlings
[INFO] finished tweaking git repo https://github.com/ctianming/rustlings
[INFO] tweaked toml for git repo https://github.com/ctianming/rustlings written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ctianming/rustlings already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.85.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65427a2fb1d4069a61116fd6b94cf8c4c5b3409fc50a52b8cf735d6b948325a3
[INFO] running `Command { std: "docker" "start" "-a" "65427a2fb1d4069a61116fd6b94cf8c4c5b3409fc50a52b8cf735d6b948325a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65427a2fb1d4069a61116fd6b94cf8c4c5b3409fc50a52b8cf735d6b948325a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65427a2fb1d4069a61116fd6b94cf8c4c5b3409fc50a52b8cf735d6b948325a3", kill_on_drop: false }`
[INFO] [stdout] 65427a2fb1d4069a61116fd6b94cf8c4c5b3409fc50a52b8cf735d6b948325a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecd0cb8aaaba50e8e4dd2e8b30075592c1af50582b174e3bad11168408d27c59
[INFO] running `Command { std: "docker" "start" "-a" "ecd0cb8aaaba50e8e4dd2e8b30075592c1af50582b174e3bad11168408d27c59", kill_on_drop: false }`
[INFO] [stderr]    Compiling exercises v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `maybe_icecream` is never used
[INFO] [stdout]  --> solutions/12_options/options1.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn maybe_icecream(hour_of_day: u16) -> Option<u16> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]  --> solutions/08_enums/enums3.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Point {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Message` is never used
[INFO] [stdout]  --> solutions/08_enums/enums3.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum Message {
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `State` is never constructed
[INFO] [stdout]   --> solutions/08_enums/enums3.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct State {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rectangle` is never constructed
[INFO] [stdout]  --> exercises/17_tests/tests3.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Rectangle {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> exercises/17_tests/tests3.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl Rectangle {
[INFO] [stdout]   | -------------- associated function in this implementation
[INFO] [stdout] 7 |     // Don't change this function.
[INFO] [stdout] 8 |     fn new(width: i32, height: i32) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `resize`, `move_position`, `echo`, `change_color`, `quit`, and `process` are never used
[INFO] [stdout]   --> solutions/08_enums/enums3.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl State {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] 24 |     fn resize(&mut self, width: u64, height: u64) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     fn move_position(&mut self, point: Point) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     fn echo(&mut self, s: String) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     fn change_color(&mut self, red: u8, green: u8, blue: u8) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn quit(&mut self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     fn process(&mut self, message: Message) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `animal_habitat` is never used
[INFO] [stdout]  --> exercises/03_if/if3.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn animal_habitat(animal: &str) -> &str {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Licensed` is never used
[INFO] [stdout]  --> exercises/15_traits/traits4.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | trait Licensed {
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SomeSoftware` is never constructed
[INFO] [stdout]  --> exercises/15_traits/traits4.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct SomeSoftware;
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OtherSoftware` is never constructed
[INFO] [stdout]  --> exercises/15_traits/traits4.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct OtherSoftware;
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `compare_license_types` is never used
[INFO] [stdout]   --> exercises/15_traits/traits4.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn compare_license_types(software1: impl Licensed, software2: impl Licensed) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `byte_counter` is never used
[INFO] [stdout]  --> solutions/23_conversions/as_ref_mut.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn byte_counter<T: AsRef<str>>(arg: T) -> usize {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `char_counter` is never used
[INFO] [stdout]   --> solutions/23_conversions/as_ref_mut.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn char_counter<T: AsRef<str>>(arg: T) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `num_sq` is never used
[INFO] [stdout]   --> solutions/23_conversions/as_ref_mut.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn num_sq<T: AsMut<u32>>(arg: &mut T) {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `power_of_2` is never used
[INFO] [stdout]  --> exercises/17_tests/tests2.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn power_of_2(n: u8) -> u64 {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `power_of_2` is never used
[INFO] [stdout]  --> solutions/17_tests/tests2.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn power_of_2(n: u8) -> u64 {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trim_me` is never used
[INFO] [stdout]  --> solutions/09_strings/strings3.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn trim_me(input: &str) -> &str {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `compose_me` is never used
[INFO] [stdout]  --> solutions/09_strings/strings3.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn compose_me(input: &str) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `replace_me` is never used
[INFO] [stdout]   --> solutions/09_strings/strings3.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn replace_me(input: &str) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `array_and_vec` is never used
[INFO] [stdout]  --> solutions/05_vecs/vecs1.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn array_and_vec() -> ([i32; 4], Vec<i32>) {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_nametag_text` is never used
[INFO] [stdout]  --> solutions/13_error_handling/errors1.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn generate_nametag_text(name: String) -> Result<String, String> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `animal_habitat` is never used
[INFO] [stdout]  --> solutions/03_if/if3.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn animal_habitat(animal: &str) -> &str {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Team` is never constructed
[INFO] [stdout]   --> solutions/11_hashmaps/hashmaps3.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct Team {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Team` has a derived impl for the trait `Default`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_scores_table` is never used
[INFO] [stdout]   --> solutions/11_hashmaps/hashmaps3.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn build_scores_table(results: &str) -> HashMap<&str, Team> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vec_loop` is never used
[INFO] [stdout]  --> exercises/05_vecs/vecs2.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn vec_loop(input: &[i32]) -> Vec<i32> {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vec_map_example` is never used
[INFO] [stdout]   --> exercises/05_vecs/vecs2.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn vec_map_example(input: &[i32]) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vec_map` is never used
[INFO] [stdout]   --> exercises/05_vecs/vecs2.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn vec_map(input: &[i32]) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Package` is never constructed
[INFO] [stdout]  --> exercises/07_structs/structs3.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Package {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `is_international`, and `get_fees` are never used
[INFO] [stdout]   --> exercises/07_structs/structs3.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Package {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 12 |     fn new(sender_country: String, recipient_country: String, weight_in_grams: u32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     fn is_international(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     fn get_fees(&self, cents_per_gram: u32) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `byte_counter` is never used
[INFO] [stdout]   --> exercises/23_conversions/as_ref_mut.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn byte_counter<T: AsRef<str>>(arg: T) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `char_counter` is never used
[INFO] [stdout]   --> exercises/23_conversions/as_ref_mut.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn char_counter<T: AsRef<str>>(arg: T) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `num_sq` is never used
[INFO] [stdout]   --> exercises/23_conversions/as_ref_mut.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn num_sq<T: AsMut<u32>>(arg: &mut T) {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `abs_all` is never used
[INFO] [stdout]  --> exercises/19_smart_pointers/cow1.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn abs_all(input: &mut Cow<[i32]>) {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `total_cost` is never used
[INFO] [stdout]   --> exercises/13_error_handling/errors2.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn total_cost(item_quantity: &str) -> Result<i32, ParseIntError> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `longest` is never used
[INFO] [stdout]  --> solutions/16_lifetimes/lifetimes1.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Progress` is never used
[INFO] [stdout]   --> exercises/18_iterators/iterators5.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum Progress {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `count_for` is never used
[INFO] [stdout]   --> exercises/18_iterators/iterators5.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn count_for(map: &HashMap<String, Progress>, value: Progress) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `count_iterator` is never used
[INFO] [stdout]   --> exercises/18_iterators/iterators5.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn count_iterator(map: &HashMap<String, Progress>, value: Progress) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `count_collection_for` is never used
[INFO] [stdout]   --> exercises/18_iterators/iterators5.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn count_collection_for(collection: &[HashMap<String, Progress>], value: Progress) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `count_collection_iterator` is never used
[INFO] [stdout]   --> exercises/18_iterators/iterators5.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn count_collection_iterator(collection: &[HashMap<String, Progress>], value: Progress) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Fruit` is never used
[INFO] [stdout]   --> exercises/11_hashmaps/hashmaps2.rs:14:6
[INFO] [stdout]    |
[INFO] [stdout] 14 | enum Fruit {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fruit_basket` is never used
[INFO] [stdout]   --> exercises/11_hashmaps/hashmaps2.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn fruit_basket(basket: &mut HashMap<Fruit, u32>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> exercises/06_move_semantics/move_semantics5.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn string_uppercase(mut data: &String) {
[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: enum `Command` is never used
[INFO] [stdout]   --> solutions/quizzes/quiz2.rs:13:6
[INFO] [stdout]    |
[INFO] [stdout] 13 | enum Command {
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transformer` is never used
[INFO] [stdout]   --> solutions/quizzes/quiz2.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn transformer(input: Vec<(String, Command)>) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transformer_iter` is never used
[INFO] [stdout]   --> solutions/quizzes/quiz2.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn transformer_iter(input: Vec<(String, Command)>) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calculate_price_of_apples` is never used
[INFO] [stdout]   --> exercises/quizzes/quiz1.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn calculate_price_of_apples(quantity: i32) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Command` is never used
[INFO] [stdout]   --> exercises/quizzes/quiz2.rs:20:6
[INFO] [stdout]    |
[INFO] [stdout] 20 | enum Command {
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transformer` is never used
[INFO] [stdout]   --> exercises/quizzes/quiz2.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn transformer(input: Vec<(String, Command)>) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Fruit` is never used
[INFO] [stdout]   --> solutions/11_hashmaps/hashmaps2.rs:13:6
[INFO] [stdout]    |
[INFO] [stdout] 13 | enum Fruit {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fruit_basket` is never used
[INFO] [stdout]   --> solutions/11_hashmaps/hashmaps2.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn fruit_basket(basket: &mut HashMap<Fruit, u32>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Licensed` is never used
[INFO] [stdout]  --> solutions/15_traits/traits4.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | trait Licensed {
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SomeSoftware` is never constructed
[INFO] [stdout]  --> solutions/15_traits/traits4.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct SomeSoftware;
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OtherSoftware` is never constructed
[INFO] [stdout]  --> solutions/15_traits/traits4.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct OtherSoftware;
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `compare_license_types` is never used
[INFO] [stdout]   --> solutions/15_traits/traits4.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn compare_license_types(software1: impl Licensed, software2: impl Licensed) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Queue` is never constructed
[INFO] [stdout]  --> exercises/20_threads/threads3.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Queue {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> exercises/20_threads/threads3.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Queue {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 10 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `send_tx` is never used
[INFO] [stdout]   --> exercises/20_threads/threads3.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn send_tx(q: Queue, tx: mpsc::Sender<u32>) {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `age` are never read
[INFO] [stdout]  --> solutions/23_conversions/from_into.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Person {
[INFO] [stdout]   |        ------ fields in this struct
[INFO] [stdout] 8 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 9 |     age: u8,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `AppendBar` is never used
[INFO] [stdout]  --> solutions/15_traits/traits2.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | trait AppendBar {
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vec_loop` is never used
[INFO] [stdout]  --> solutions/05_vecs/vecs2.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn vec_loop(input: &[i32]) -> Vec<i32> {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vec_map_example` is never used
[INFO] [stdout]   --> solutions/05_vecs/vecs2.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn vec_map_example(input: &[i32]) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vec_map` is never used
[INFO] [stdout]   --> solutions/05_vecs/vecs2.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn vec_map(input: &[i32]) -> Vec<i32> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `foo_if_fizz` is never used
[INFO] [stdout]  --> solutions/03_if/if2.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn foo_if_fizz(fizzish: &str) -> &str {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fill_vec` is never used
[INFO] [stdout]  --> solutions/06_move_semantics/move_semantics3.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn fill_vec(mut vec: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `JoinHandle`
[INFO] [stdout]  --> exercises/20_threads/threads1.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 |     thread::{self, JoinHandle},
[INFO] [stdout]   |                    ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `age` are never read
[INFO] [stdout]  --> exercises/23_conversions/from_into.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Person {
[INFO] [stdout]   |        ------ fields in this struct
[INFO] [stdout] 8 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 9 |     age: u8,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Wrapper` is never constructed
[INFO] [stdout]  --> exercises/14_generics/generics2.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Wrapper<T> {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> exercises/14_generics/generics2.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl<T> Wrapper<T> {
[INFO] [stdout]   | ------------------ associated function in this implementation
[INFO] [stdout] 9 |     fn new(value: T) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `DivisionError` is never used
[INFO] [stdout]  --> exercises/18_iterators/iterators3.rs:2:6
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum DivisionError {
[INFO] [stdout]   |      ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `divide` is never used
[INFO] [stdout]   --> exercises/18_iterators/iterators3.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn divide(a: i64, b: i64) -> Result<i64, DivisionError> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `result_with_list` is never used
[INFO] [stdout]   --> exercises/18_iterators/iterators3.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn result_with_list() -> Result<Vec<i64>, DivisionError> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `list_of_results` is never used
[INFO] [stdout]   --> exercises/18_iterators/iterators3.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn list_of_results() -> Vec<Result<i64, DivisionError>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReportCard` is never constructed
[INFO] [stdout]   --> exercises/quizzes/quiz3.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct ReportCard<T> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print` is never used
[INFO] [stdout]   --> exercises/quizzes/quiz3.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl<T: Display> ReportCard<T> {
[INFO] [stdout]    | ------------------------------ method in this implementation
[INFO] [stdout] 25 |     fn print(&self) -> String {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Order` is never constructed
[INFO] [stdout]  --> solutions/07_structs/structs2.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Order {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_order_template` is never used
[INFO] [stdout]   --> solutions/07_structs/structs2.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn create_order_template() -> Order {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fruit_basket` is never used
[INFO] [stdout]  --> exercises/11_hashmaps/hashmaps1.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn fruit_basket() -> HashMap<String, u32> {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `details` is never used
[INFO] [stdout]   --> solutions/19_smart_pointers/rc1.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl Planet {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 25 |     fn details(&self) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Queue` is never constructed
[INFO] [stdout]  --> solutions/20_threads/threads3.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Queue {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> solutions/20_threads/threads3.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Queue {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 10 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `send_tx` is never used
[INFO] [stdout]   --> solutions/20_threads/threads3.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn send_tx(q: Queue, tx: mpsc::Sender<u32>) {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SomeTrait` is never used
[INFO] [stdout]  --> solutions/15_traits/traits5.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | trait SomeTrait {
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `OtherTrait` is never used
[INFO] [stdout]  --> solutions/15_traits/traits5.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | trait OtherTrait {
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SomeStruct` is never constructed
[INFO] [stdout]   --> solutions/15_traits/traits5.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct SomeStruct;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OtherStruct` is never constructed
[INFO] [stdout]   --> solutions/15_traits/traits5.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct OtherStruct;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `some_func` is never used
[INFO] [stdout]   --> solutions/15_traits/traits5.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn some_func(item: impl SomeTrait + OtherTrait) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `placeholder` is never used
[INFO] [stdout]  --> exercises/09_strings/strings4.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn placeholder() {}
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_nametag_text` is never used
[INFO] [stdout]  --> exercises/13_error_handling/errors1.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn generate_nametag_text(name: String) -> Result<String, String> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ColorRegularStruct` is never constructed
[INFO] [stdout]  --> exercises/07_structs/structs1.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct ColorRegularStruct {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ColorTupleStruct` is never constructed
[INFO] [stdout]  --> exercises/07_structs/structs1.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct ColorTupleStruct(
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnitStruct` is never constructed
[INFO] [stdout]   --> exercises/07_structs/structs1.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct UnitStruct;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `array_and_vec` is never used
[INFO] [stdout]  --> exercises/05_vecs/vecs1.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn array_and_vec() -> ([i32; 4], Vec<i32>) {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `factorial_for` is never used
[INFO] [stdout]  --> solutions/18_iterators/iterators4.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn factorial_for(num: u64) -> u64 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `factorial_fold` is never used
[INFO] [stdout]   --> solutions/18_iterators/iterators4.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn factorial_fold(num: u64) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `factorial_product` is never used
[INFO] [stdout]   --> solutions/18_iterators/iterators4.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn factorial_product(num: u64) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bigger` is never used
[INFO] [stdout]  --> solutions/03_if/if1.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn bigger(a: i32, b: i32) -> i32 {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fill_vec` is never used
[INFO] [stdout]  --> solutions/06_move_semantics/move_semantics2.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn fill_vec(vec: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bigger` is never used
[INFO] [stdout]  --> exercises/03_if/if1.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn bigger(a: i32, b: i32) -> i32 {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Progress` is never used
[INFO] [stdout]   --> solutions/18_iterators/iterators5.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum Progress {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `count_for` is never used
[INFO] [stdout]   --> solutions/18_iterators/iterators5.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn count_for(map: &HashMap<String, Progress>, value: Progress) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `count_iterator` is never used
[INFO] [stdout]   --> solutions/18_iterators/iterators5.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn count_iterator(map: &HashMap<String, Progress>, value: Progress) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `count_collection_for` is never used
[INFO] [stdout]   --> solutions/18_iterators/iterators5.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn count_collection_for(collection: &[HashMap<String, Progress>], value: Progress) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `count_collection_iterator` is never used
[INFO] [stdout]   --> solutions/18_iterators/iterators5.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn count_collection_iterator(collection: &[HashMap<String, Progress>], value: Progress) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `count_collection_iterator_flat` is never used
[INFO] [stdout]   --> solutions/18_iterators/iterators5.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn count_collection_iterator_flat(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fill_vec` is never used
[INFO] [stdout]  --> exercises/06_move_semantics/move_semantics1.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn fill_vec(vec: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Team` is never constructed
[INFO] [stdout]   --> exercises/11_hashmaps/hashmaps3.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct Team {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Team` has a derived impl for the trait `Default`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_scores_table` is never used
[INFO] [stdout]   --> exercises/11_hashmaps/hashmaps3.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn build_scores_table(results: &str) -> HashMap<&str, Team> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `details` is never used
[INFO] [stdout]   --> exercises/19_smart_pointers/rc1.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl Planet {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 25 |     fn details(&self) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calculate_price_of_apples` is never used
[INFO] [stdout]  --> solutions/quizzes/quiz1.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn calculate_price_of_apples(n_apples: u64) -> u64 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_even` is never used
[INFO] [stdout]  --> solutions/17_tests/tests1.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn is_even(n: i64) -> bool {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fill_vec` is never used
[INFO] [stdout]  --> exercises/06_move_semantics/move_semantics2.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn fill_vec(vec: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `foo_if_fizz` is never used
[INFO] [stdout]  --> exercises/03_if/if2.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn foo_if_fizz(fizzish: &str) -> &str {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `total_cost` is never used
[INFO] [stdout]   --> solutions/13_error_handling/errors2.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn total_cost(item_quantity: &str) -> Result<i32, ParseIntError> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `capitalize_first` is never used
[INFO] [stdout]  --> solutions/18_iterators/iterators2.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn capitalize_first(input: &str) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `capitalize_words_vector` is never used
[INFO] [stdout]   --> solutions/18_iterators/iterators2.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn capitalize_words_vector(words: &[&str]) -> Vec<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `capitalize_words_string` is never used
[INFO] [stdout]   --> solutions/18_iterators/iterators2.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn capitalize_words_string(words: &[&str]) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CreationError` is never used
[INFO] [stdout]  --> exercises/13_error_handling/errors4.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum CreationError {
[INFO] [stdout]   |      ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PositiveNonzeroInteger` is never constructed
[INFO] [stdout]   --> exercises/13_error_handling/errors4.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct PositiveNonzeroInteger(u64);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> exercises/13_error_handling/errors4.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl PositiveNonzeroInteger {
[INFO] [stdout]    | --------------------------- associated function in this implementation
[INFO] [stdout] 13 |     fn new(value: i64) -> Result<Self, CreationError> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReportCard` is never constructed
[INFO] [stdout]   --> solutions/quizzes/quiz3.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct ReportCard<T> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print` is never used
[INFO] [stdout]   --> solutions/quizzes/quiz3.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl<T: Display> ReportCard<T> {
[INFO] [stdout]    | ------------------------------ method in this implementation
[INFO] [stdout] 23 |     //  ^^^^^^^ require that `T` implements `Display`.
[INFO] [stdout] 24 |     fn print(&self) -> String {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CreationError` is never used
[INFO] [stdout]   --> exercises/13_error_handling/errors6.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum CreationError {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParsePosNonzeroError` is never used
[INFO] [stdout]   --> exercises/13_error_handling/errors6.rs:17:6
[INFO] [stdout]    |
[INFO] [stdout] 17 | enum ParsePosNonzeroError {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `from_creation` and `from_parseint` are never used
[INFO] [stdout]   --> exercises/13_error_handling/errors6.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl ParsePosNonzeroError {
[INFO] [stdout]    | ------------------------- associated functions in this implementation
[INFO] [stdout] 23 |     fn from_creation(err: CreationError) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     fn from_parseint(err: ParseIntError) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PositiveNonzeroInteger` is never constructed
[INFO] [stdout]   --> exercises/13_error_handling/errors6.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct PositiveNonzeroInteger(u64);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `parse` are never used
[INFO] [stdout]   --> exercises/13_error_handling/errors6.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | impl PositiveNonzeroInteger {
[INFO] [stdout]    | --------------------------- associated functions in this implementation
[INFO] [stdout] 38 |     fn new(value: i64) -> Result<Self, CreationError> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     fn parse(s: &str) -> Result<Self, ParsePosNonzeroError> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Wrapper` is never constructed
[INFO] [stdout]  --> solutions/14_generics/generics2.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Wrapper<T> {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> solutions/14_generics/generics2.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl<T> Wrapper<T> {
[INFO] [stdout]   | ------------------ associated function in this implementation
[INFO] [stdout] 6 |     fn new(value: T) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trim_me` is never used
[INFO] [stdout]  --> exercises/09_strings/strings3.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn trim_me(input: &str) -> &str {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `compose_me` is never used
[INFO] [stdout]  --> exercises/09_strings/strings3.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn compose_me(input: &str) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `replace_me` is never used
[INFO] [stdout]   --> exercises/09_strings/strings3.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn replace_me(input: &str) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ColorRegularStruct` is never constructed
[INFO] [stdout]  --> solutions/07_structs/structs1.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct ColorRegularStruct {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ColorTupleStruct` is never constructed
[INFO] [stdout]  --> solutions/07_structs/structs1.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct ColorTupleStruct(u8, u8, u8);
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnitStruct` is never constructed
[INFO] [stdout]   --> solutions/07_structs/structs1.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct UnitStruct;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `capitalize_first` is never used
[INFO] [stdout]  --> exercises/18_iterators/iterators2.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn capitalize_first(input: &str) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `capitalize_words_vector` is never used
[INFO] [stdout]   --> exercises/18_iterators/iterators2.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn capitalize_words_vector(words: &[&str]) -> Vec<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `capitalize_words_string` is never used
[INFO] [stdout]   --> exercises/18_iterators/iterators2.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn capitalize_words_string(words: &[&str]) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `longest` is never used
[INFO] [stdout]  --> exercises/16_lifetimes/lifetimes1.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rectangle` is never constructed
[INFO] [stdout]  --> solutions/17_tests/tests3.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Rectangle {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> solutions/17_tests/tests3.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl Rectangle {
[INFO] [stdout]   | -------------- associated function in this implementation
[INFO] [stdout] 7 |     // Don't change this function.
[INFO] [stdout] 8 |     fn new(width: i32, height: i32) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SomeTrait` is never used
[INFO] [stdout]  --> exercises/15_traits/traits5.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | trait SomeTrait {
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `OtherTrait` is never used
[INFO] [stdout]  --> exercises/15_traits/traits5.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | trait OtherTrait {
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SomeStruct` is never constructed
[INFO] [stdout]   --> exercises/15_traits/traits5.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct SomeStruct;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OtherStruct` is never constructed
[INFO] [stdout]   --> exercises/15_traits/traits5.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct OtherStruct;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `some_func` is never used
[INFO] [stdout]   --> exercises/15_traits/traits5.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn some_func<T: SomeTrait + OtherTrait>(item: T) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CreationError` is never used
[INFO] [stdout]  --> solutions/13_error_handling/errors4.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum CreationError {
[INFO] [stdout]   |      ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PositiveNonzeroInteger` is never constructed
[INFO] [stdout]   --> solutions/13_error_handling/errors4.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct PositiveNonzeroInteger(u64);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> solutions/13_error_handling/errors4.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl PositiveNonzeroInteger {
[INFO] [stdout]    | --------------------------- associated function in this implementation
[INFO] [stdout] 13 |     fn new(value: i64) -> Result<Self, CreationError> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CreationError` is never used
[INFO] [stdout]   --> solutions/13_error_handling/errors6.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 | enum CreationError {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParsePosNonzeroError` is never used
[INFO] [stdout]   --> solutions/13_error_handling/errors6.rs:17:6
[INFO] [stdout]    |
[INFO] [stdout] 17 | enum ParsePosNonzeroError {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `from_creation` and `from_parseint` are never used
[INFO] [stdout]   --> solutions/13_error_handling/errors6.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl ParsePosNonzeroError {
[INFO] [stdout]    | ------------------------- associated functions in this implementation
[INFO] [stdout] 23 |     fn from_creation(err: CreationError) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     fn from_parseint(err: ParseIntError) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PositiveNonzeroInteger` is never constructed
[INFO] [stdout]   --> solutions/13_error_handling/errors6.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct PositiveNonzeroInteger(u64);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `parse` are never used
[INFO] [stdout]   --> solutions/13_error_handling/errors6.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl PositiveNonzeroInteger {
[INFO] [stdout]    | --------------------------- associated functions in this implementation
[INFO] [stdout] 36 |     fn new(value: i64) -> Result<Self, CreationError> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     fn parse(s: &str) -> Result<Self, ParsePosNonzeroError> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `maybe_icecream` is never used
[INFO] [stdout]  --> exercises/12_options/options1.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn maybe_icecream(hour_of_day: u16) -> Option<u16> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `DivisionError` is never used
[INFO] [stdout]  --> solutions/18_iterators/iterators3.rs:2:6
[INFO] [stdout]   |
[INFO] [stdout] 2 | enum DivisionError {
[INFO] [stdout]   |      ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `divide` is never used
[INFO] [stdout]   --> solutions/18_iterators/iterators3.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn divide(a: i64, b: i64) -> Result<i64, DivisionError> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `result_with_list` is never used
[INFO] [stdout]   --> solutions/18_iterators/iterators3.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn result_with_list() -> Result<Vec<i64>, DivisionError> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `list_of_results` is never used
[INFO] [stdout]   --> solutions/18_iterators/iterators3.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn list_of_results() -> Vec<Result<i64, DivisionError>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `AppendBar` is never used
[INFO] [stdout]  --> exercises/15_traits/traits2.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | trait AppendBar {
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]  --> exercises/08_enums/enums3.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Point {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Message` is never used
[INFO] [stdout]  --> exercises/08_enums/enums3.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum Message {
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `State` is never constructed
[INFO] [stdout]   --> exercises/08_enums/enums3.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct State {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `resize`, `move_position`, `echo`, `change_color`, `quit`, and `process` are never used
[INFO] [stdout]   --> exercises/08_enums/enums3.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl State {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] 26 |     fn resize(&mut self, width: u64, height: u64) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn move_position(&mut self, point: Point) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     fn echo(&mut self, s: String) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn change_color(&mut self, red: u8, green: u8, blue: u8) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     fn quit(&mut self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     fn process(&mut self, message: Message) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fruit_basket` is never used
[INFO] [stdout]  --> solutions/11_hashmaps/hashmaps1.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn fruit_basket() -> HashMap<String, u32> {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fill_vec` is never used
[INFO] [stdout]  --> solutions/06_move_semantics/move_semantics1.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn fill_vec(vec: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `abs_all` is never used
[INFO] [stdout]  --> solutions/19_smart_pointers/cow1.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn abs_all(input: &mut Cow<[i32]>) {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Order` is never constructed
[INFO] [stdout]  --> exercises/07_structs/structs2.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Order {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_order_template` is never used
[INFO] [stdout]   --> exercises/07_structs/structs2.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn create_order_template() -> Order {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_even` is never used
[INFO] [stdout]  --> exercises/17_tests/tests1.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn is_even(n: i64) -> bool {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `factorial` is never used
[INFO] [stdout]  --> exercises/18_iterators/iterators4.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn factorial(num: u64) -> u64 {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fill_vec` is never used
[INFO] [stdout]  --> exercises/06_move_semantics/move_semantics3.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn fill_vec(mut vec: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Package` is never constructed
[INFO] [stdout]  --> solutions/07_structs/structs3.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Package {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `is_international`, and `get_fees` are never used
[INFO] [stdout]   --> solutions/07_structs/structs3.rs:9:8
[INFO] [stdout]    |
[INFO] [stdout] 8  | impl Package {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 9  |     fn new(sender_country: String, recipient_country: String, weight_in_grams: u32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     fn is_international(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     fn get_fees(&self, cents_per_gram: u32) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.65s
[INFO] running `Command { std: "docker" "inspect" "ecd0cb8aaaba50e8e4dd2e8b30075592c1af50582b174e3bad11168408d27c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecd0cb8aaaba50e8e4dd2e8b30075592c1af50582b174e3bad11168408d27c59", kill_on_drop: false }`
[INFO] [stdout] ecd0cb8aaaba50e8e4dd2e8b30075592c1af50582b174e3bad11168408d27c59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ff46930cd0f7ba826bc7ff5534cc2dee619924ec46968f4e8eadef513aabdd0
[INFO] running `Command { std: "docker" "start" "-a" "0ff46930cd0f7ba826bc7ff5534cc2dee619924ec46968f4e8eadef513aabdd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling exercises v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `JoinHandle`
[INFO] [stdout]  --> exercises/20_threads/threads1.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 |     thread::{self, JoinHandle},
[INFO] [stdout]   |                    ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> exercises/06_move_semantics/move_semantics5.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn string_uppercase(mut data: &String) {
[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: irrefutable `if let` pattern
[INFO] [stdout]   --> exercises/12_options/options2.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |         if let word = optional_target {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]    = help: consider replacing the `if let` with a `let`
[INFO] [stdout]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `placeholder` is never used
[INFO] [stdout]  --> exercises/09_strings/strings4.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn placeholder() {}
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 18.26s
[INFO] running `Command { std: "docker" "inspect" "0ff46930cd0f7ba826bc7ff5534cc2dee619924ec46968f4e8eadef513aabdd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ff46930cd0f7ba826bc7ff5534cc2dee619924ec46968f4e8eadef513aabdd0", kill_on_drop: false }`
[INFO] [stdout] 0ff46930cd0f7ba826bc7ff5534cc2dee619924ec46968f4e8eadef513aabdd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 38eb00f447f857a08baf97e1bf073948850a26f08e2539e82fa86e7f1461fdb1
[INFO] running `Command { std: "docker" "start" "-a" "38eb00f447f857a08baf97e1bf073948850a26f08e2539e82fa86e7f1461fdb1", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `JoinHandle`
[INFO] [stderr]  --> exercises/20_threads/threads1.rs:7:20
[INFO] [stderr]   |
[INFO] [stderr] 7 |     thread::{self, JoinHandle},
[INFO] [stderr]   |                    ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `exercises` (bin "threads1" test) generated 1 warning (run `cargo fix --bin "threads1" --tests` to apply 1 suggestion)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> exercises/06_move_semantics/move_semantics5.rs:12:21
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn string_uppercase(mut data: &String) {
[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: `exercises` (bin "move_semantics5" test) generated 1 warning (run `cargo fix --bin "move_semantics5" --tests` to apply 1 suggestion)
[INFO] [stderr] warning: irrefutable `if let` pattern
[INFO] [stderr]   --> exercises/12_options/options2.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 |         if let word = optional_target {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this pattern will always match, so the `if let` is useless
[INFO] [stderr]    = help: consider replacing the `if let` with a `let`
[INFO] [stderr]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `exercises` (bin "options2" test) generated 1 warning
[INFO] [stderr] warning: function `placeholder` is never used
[INFO] [stderr]  --> exercises/09_strings/strings4.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn placeholder() {}
[INFO] [stderr]   |    ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `exercises` (bin "strings4" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests exercises/19_smart_pointers/arc1.rs (/opt/rustwide/target/debug/deps/arc1-004c7f8cf221795a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/19_smart_pointers/arc1.rs (/opt/rustwide/target/debug/deps/arc1_sol-25b44f2a31e30f8c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/23_conversions/as_ref_mut.rs (/opt/rustwide/target/debug/deps/as_ref_mut-3565c9a99b9aca6f)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::different_counts ... ok
[INFO] [stdout] test tests::mut_box ... ok
[INFO] [stdout] test tests::same_counts ... ok
[INFO] [stdout] test tests::different_counts_using_string ... ok
[INFO] [stdout] test tests::same_counts_using_string ... ok
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/23_conversions/as_ref_mut.rs (/opt/rustwide/target/debug/deps/as_ref_mut_sol-7d8c1a2d908bae51)
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::different_counts ... ok
[INFO] [stdout] test tests::same_counts ... ok
[INFO] [stdout] test tests::same_counts_using_string ... ok
[INFO] [stdout] test tests::different_counts_using_string ... ok
[INFO] [stdout] test tests::mut_box ... ok
[INFO] [stderr]      Running unittests exercises/19_smart_pointers/box1.rs (/opt/rustwide/target/debug/deps/box1-793414989ecdfeba)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_create_empty_list ... ok
[INFO] [stdout] test tests::test_create_non_empty_list ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/19_smart_pointers/box1.rs (/opt/rustwide/target/debug/deps/box1_sol-2477981a7a095df1)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_create_empty_list ... ok
[INFO] [stdout] test tests::test_create_non_empty_list ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/22_clippy/clippy1.rs (/opt/rustwide/target/debug/deps/clippy1-b5ba3159b912d71f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/22_clippy/clippy1.rs (/opt/rustwide/target/debug/deps/clippy1_sol-17db195937511442)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/22_clippy/clippy2.rs (/opt/rustwide/target/debug/deps/clippy2-03ef2465254af66e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/22_clippy/clippy2.rs (/opt/rustwide/target/debug/deps/clippy2_sol-d0af095341df4b1a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/22_clippy/clippy3.rs (/opt/rustwide/target/debug/deps/clippy3-c1b65be4f95e6f5b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/22_clippy/clippy3.rs (/opt/rustwide/target/debug/deps/clippy3_sol-38c5406aefc0a127)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/19_smart_pointers/cow1.rs (/opt/rustwide/target/debug/deps/cow1-a452680bd9d3d735)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::owned_mutation ... ok
[INFO] [stdout] test tests::owned_no_mutation ... ok
[INFO] [stdout] test tests::reference_no_mutation ... ok
[INFO] [stdout] test tests::reference_mutation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/19_smart_pointers/cow1.rs (/opt/rustwide/target/debug/deps/cow1_sol-70cb7e9b439e1cc6)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::owned_mutation ... ok
[INFO] [stdout] test tests::owned_no_mutation ... ok
[INFO] [stdout] test tests::reference_no_mutation ... ok
[INFO] [stdout] test tests::reference_mutation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/08_enums/enums1.rs (/opt/rustwide/target/debug/deps/enums1-9939b5e6f7755cc4)
[INFO] [stderr]      Running unittests solutions/08_enums/enums1.rs (/opt/rustwide/target/debug/deps/enums1_sol-e13c846f301a477a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/08_enums/enums2.rs (/opt/rustwide/target/debug/deps/enums2-1ad423fda7ab6ce0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/08_enums/enums2.rs (/opt/rustwide/target/debug/deps/enums2_sol-cb74b0148007fcfd)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/08_enums/enums3.rs (/opt/rustwide/target/debug/deps/enums3-2498f396d55c924f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_match_message_call ... ok
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/08_enums/enums3.rs (/opt/rustwide/target/debug/deps/enums3_sol-e2e6be01a1bd7ad0)
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_match_message_call ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/13_error_handling/errors1.rs (/opt/rustwide/target/debug/deps/errors1-5930ff75d72d097b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::generates_nametag_text_for_a_nonempty_name ... ok
[INFO] [stdout] test tests::explains_why_generating_nametag_text_fails ... ok
[INFO] [stderr]      Running unittests solutions/13_error_handling/errors1.rs (/opt/rustwide/target/debug/deps/errors1_sol-12f839423b322f04)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::explains_why_generating_nametag_text_fails ... ok
[INFO] [stdout] test tests::generates_nametag_text_for_a_nonempty_name ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/13_error_handling/errors2.rs (/opt/rustwide/target/debug/deps/errors2-68d3c4a222c02329)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::item_quantity_is_an_invalid_number ... ok
[INFO] [stdout] test tests::item_quantity_is_a_valid_number ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/13_error_handling/errors2.rs (/opt/rustwide/target/debug/deps/errors2_sol-cea8b953cc00d229)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::item_quantity_is_a_valid_number ... ok
[INFO] [stdout] test tests::item_quantity_is_an_invalid_number ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests exercises/13_error_handling/errors3.rs (/opt/rustwide/target/debug/deps/errors3-18a0f35c4862a380)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/13_error_handling/errors3.rs (/opt/rustwide/target/debug/deps/errors3_sol-d9593fc2cf8a4c4e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/13_error_handling/errors4.rs (/opt/rustwide/target/debug/deps/errors4-026b958662efafb3)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_creation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/13_error_handling/errors4.rs (/opt/rustwide/target/debug/deps/errors4_sol-9ba5c1f9e9d25399)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_creation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/13_error_handling/errors5.rs (/opt/rustwide/target/debug/deps/errors5-0046bdf3f5683137)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/13_error_handling/errors5.rs (/opt/rustwide/target/debug/deps/errors5_sol-5b5e7e0bfe5cb242)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/13_error_handling/errors6.rs (/opt/rustwide/target/debug/deps/errors6-e6c379a5c2123fcd)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::test_parse_error ... ok
[INFO] [stdout] test test::test_negative ... ok
[INFO] [stdout] test test::test_positive ... ok
[INFO] [stdout] test test::test_zero ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/13_error_handling/errors6.rs (/opt/rustwide/target/debug/deps/errors6_sol-54bfb48c47429e77)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::test_parse_error ... ok
[INFO] [stdout] test test::test_negative ... ok
[INFO] [stdout] test test::test_zero ... ok
[INFO] [stderr]      Running unittests exercises/23_conversions/from_into.rs (/opt/rustwide/target/debug/deps/from_into-c397127e72f7dbe2)
[INFO] [stdout] test test::test_positive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_bad_age ... ok
[INFO] [stdout] test tests::test_bad_convert ... ok
[INFO] [stdout] test tests::test_default ... ok
[INFO] [stdout] test tests::test_good_convert ... ok
[INFO] [stdout] test tests::test_missing_age ... ok
[INFO] [stdout] test tests::test_missing_comma_and_age ... ok
[INFO] [stdout] test tests::test_missing_name ... ok
[INFO] [stdout] test tests::test_missing_name_and_age ... ok
[INFO] [stdout] test tests::test_missing_name_and_invalid_age ... ok
[INFO] [stdout] test tests::test_trailing_comma ... ok
[INFO] [stdout] test tests::test_trailing_comma_and_some_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/23_conversions/from_into.rs (/opt/rustwide/target/debug/deps/from_into_sol-a2229a20f5f75044)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_bad_age ... ok
[INFO] [stdout] test tests::test_good_convert ... ok
[INFO] [stdout] test tests::test_default ... ok
[INFO] [stdout] test tests::test_missing_age ... ok
[INFO] [stdout] test tests::test_missing_name_and_age ... ok
[INFO] [stdout] test tests::test_missing_name ... ok
[INFO] [stdout] test tests::test_missing_comma_and_age ... ok
[INFO] [stdout] test tests::test_missing_name_and_invalid_age ... ok
[INFO] [stdout] test tests::test_bad_convert ... ok
[INFO] [stdout] test tests::test_trailing_comma ... ok
[INFO] [stdout] test tests::test_trailing_comma_and_some_string ... ok
[INFO] [stderr]      Running unittests exercises/23_conversions/from_str.rs (/opt/rustwide/target/debug/deps/from_str-ad7207a4588c6248)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::empty_input ... ok
[INFO] [stdout] test tests::missing_name_and_age ... ok
[INFO] [stdout] test tests::missing_name_and_invalid_age ... ok
[INFO] [stdout] test tests::missing_age ... ok
[INFO] [stdout] test tests::missing_comma_and_age ... ok
[INFO] [stdout] test tests::missing_name ... ok
[INFO] [stdout] test tests::good_input ... ok
[INFO] [stdout] test tests::invalid_age ... ok
[INFO] [stdout] test tests::trailing_comma ... ok
[INFO] [stdout] test tests::trailing_comma_and_some_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/23_conversions/from_str.rs (/opt/rustwide/target/debug/deps/from_str_sol-18a7c1c6fd276728)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::missing_name_and_age ... ok
[INFO] [stdout] test tests::missing_age ... ok
[INFO] [stdout] test tests::empty_input ... ok
[INFO] [stdout] test tests::invalid_age ... ok
[INFO] [stdout] test tests::missing_name_and_invalid_age ... ok
[INFO] [stdout] test tests::trailing_comma ... ok
[INFO] [stdout] test tests::missing_name ... ok
[INFO] [stdout] test tests::missing_comma_and_age ... ok
[INFO] [stdout] test tests::good_input ... ok
[INFO] [stdout] test tests::trailing_comma_and_some_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/02_functions/functions1.rs (/opt/rustwide/target/debug/deps/functions1-165185b915275188)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/02_functions/functions1.rs (/opt/rustwide/target/debug/deps/functions1_sol-878288374fb2c049)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/02_functions/functions2.rs (/opt/rustwide/target/debug/deps/functions2-6712bbc5b2ed0953)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/02_functions/functions2.rs (/opt/rustwide/target/debug/deps/functions2_sol-cd292559b615578c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/02_functions/functions3.rs (/opt/rustwide/target/debug/deps/functions3-186e04cf94bc0c0e)
[INFO] [stderr]      Running unittests solutions/02_functions/functions3.rs (/opt/rustwide/target/debug/deps/functions3_sol-314eae509cb416a0)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/02_functions/functions4.rs (/opt/rustwide/target/debug/deps/functions4-5f66ea39d923d6e1)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/02_functions/functions4.rs (/opt/rustwide/target/debug/deps/functions4_sol-8a638e77245124f9)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/02_functions/functions5.rs (/opt/rustwide/target/debug/deps/functions5-cda9f316b567f29b)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/02_functions/functions5.rs (/opt/rustwide/target/debug/deps/functions5_sol-928a5f470c9d830a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/14_generics/generics1.rs (/opt/rustwide/target/debug/deps/generics1-a4893212974a69c3)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/14_generics/generics1.rs (/opt/rustwide/target/debug/deps/generics1_sol-f496667a4ffc75ed)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/14_generics/generics2.rs (/opt/rustwide/target/debug/deps/generics2-1219904ebd2eb015)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::store_str_in_wrapper ... ok
[INFO] [stdout] test tests::store_u32_in_wrapper ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/14_generics/generics2.rs (/opt/rustwide/target/debug/deps/generics2_sol-f6031accdf1f4f76)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::store_str_in_wrapper ... ok
[INFO] [stdout] test tests::store_u32_in_wrapper ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/11_hashmaps/hashmaps1.rs (/opt/rustwide/target/debug/deps/hashmaps1-8c72caa1f3b23f66)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests solutions/11_hashmaps/hashmaps1.rs (/opt/rustwide/target/debug/deps/hashmaps1_sol-a8129e6d1f50f11f)
[INFO] [stdout] test tests::at_least_five_fruits ... ok
[INFO] [stdout] test tests::at_least_three_types_of_fruits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::at_least_five_fruits ... ok
[INFO] [stdout] test tests::at_least_three_types_of_fruits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/11_hashmaps/hashmaps2.rs (/opt/rustwide/target/debug/deps/hashmaps2-c16d2047a63c3a73)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::all_fruit_types_in_basket ... ok
[INFO] [stdout] test tests::at_least_five_types_of_fruits ... ok
[INFO] [stdout] test tests::greater_than_eleven_fruits ... ok
[INFO] [stdout] test tests::test_given_fruits_are_not_modified ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/11_hashmaps/hashmaps2.rs (/opt/rustwide/target/debug/deps/hashmaps2_sol-035da78106a94926)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::all_fruit_types_in_basket ... ok
[INFO] [stdout] test tests::at_least_five_types_of_fruits ... ok
[INFO] [stdout] test tests::greater_than_eleven_fruits ... ok
[INFO] [stdout] test tests::test_given_fruits_are_not_modified ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/11_hashmaps/hashmaps3.rs (/opt/rustwide/target/debug/deps/hashmaps3-118046700e0bacc3)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::validate_team_score_1 ... ok
[INFO] [stdout] test tests::build_scores ... ok
[INFO] [stdout] test tests::validate_team_score_2 ... ok
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/11_hashmaps/hashmaps3.rs (/opt/rustwide/target/debug/deps/hashmaps3_sol-6edcfd24b35528dc)
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::validate_team_score_2 ... ok
[INFO] [stdout] test tests::build_scores ... ok
[INFO] [stdout] test tests::validate_team_score_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/03_if/if1.rs (/opt/rustwide/target/debug/deps/if1-8d234a9c7cccb943)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::equal_numbers ... ok
[INFO] [stdout] test tests::fortytwo_is_bigger_than_thirtytwo ... ok
[INFO] [stdout] test tests::ten_is_bigger_than_eight ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/03_if/if1.rs (/opt/rustwide/target/debug/deps/if1_sol-fe55b2dec47f3553)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::fortytwo_is_bigger_than_thirtytwo ... ok
[INFO] [stdout] test tests::ten_is_bigger_than_eight ... ok
[INFO] [stdout] test tests::equal_numbers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/03_if/if2.rs (/opt/rustwide/target/debug/deps/if2-91d1fa06c7ac792a)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::bar_for_fuzz ... ok
[INFO] [stdout] test tests::foo_for_fizz ... ok
[INFO] [stdout] test tests::default_to_baz ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/03_if/if2.rs (/opt/rustwide/target/debug/deps/if2_sol-7097d202f70e2792)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::bar_for_fuzz ... ok
[INFO] [stdout] test tests::default_to_baz ... ok
[INFO] [stdout] test tests::foo_for_fizz ... ok
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/03_if/if3.rs (/opt/rustwide/target/debug/deps/if3-9363489565b1a3fb)
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running unittests solutions/03_if/if3.rs (/opt/rustwide/target/debug/deps/if3_sol-5addcc409ac1fa5a)
[INFO] [stdout] test tests::crab_lives_on_beach ... ok
[INFO] [stdout] test tests::snake_lives_in_desert ... ok
[INFO] [stdout] test tests::unknown_animal ... ok
[INFO] [stdout] test tests::gopher_lives_in_burrow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::crab_lives_on_beach ... ok
[INFO] [stdout] test tests::snake_lives_in_desert ... ok
[INFO] [stdout] test tests::unknown_animal ... ok
[INFO] [stderr]      Running unittests exercises/00_intro/intro1.rs (/opt/rustwide/target/debug/deps/intro1-085646267bd13df4)
[INFO] [stdout] test tests::gopher_lives_in_burrow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/00_intro/intro1.rs (/opt/rustwide/target/debug/deps/intro1_sol-33ccc783c9656aef)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/00_intro/intro2.rs (/opt/rustwide/target/debug/deps/intro2-5068d1219b2070e9)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/00_intro/intro2.rs (/opt/rustwide/target/debug/deps/intro2_sol-650a973e3472d1e8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/18_iterators/iterators1.rs (/opt/rustwide/target/debug/deps/iterators1-0a669413899e058e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::iterators ... ok
[INFO] [stderr]      Running unittests solutions/18_iterators/iterators1.rs (/opt/rustwide/target/debug/deps/iterators1_sol-241a8b520ffe02d1)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::iterators ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/18_iterators/iterators2.rs (/opt/rustwide/target/debug/deps/iterators2-469f506601312270)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_success ... ok
[INFO] [stdout] test tests::test_iterate_into_string ... ok
[INFO] [stdout] test tests::test_iterate_string_vec ... ok
[INFO] [stdout] test tests::test_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/18_iterators/iterators2.rs (/opt/rustwide/target/debug/deps/iterators2_sol-9249a60334c6c1e1)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_iterate_into_string ... ok
[INFO] [stdout] test tests::test_iterate_string_vec ... ok
[INFO] [stdout] test tests::test_empty ... ok
[INFO] [stdout] test tests::test_success ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/18_iterators/iterators3.rs (/opt/rustwide/target/debug/deps/iterators3-3aff2eda7d765f5d)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_divide_by_0 ... ok
[INFO] [stdout] test tests::test_integer_overflow ... ok
[INFO] [stdout] test tests::test_list_of_results ... ok
[INFO] [stdout] test tests::test_divide_0_by_something ... ok
[INFO] [stdout] test tests::test_not_divisible ... ok
[INFO] [stdout] test tests::test_result_with_list ... ok
[INFO] [stdout] test tests::test_success ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/18_iterators/iterators3.rs (/opt/rustwide/target/debug/deps/iterators3_sol-f9726383306bea01)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_divide_0_by_something ... ok
[INFO] [stdout] test tests::test_divide_by_0 ... ok
[INFO] [stdout] test tests::test_list_of_results ... ok
[INFO] [stdout] test tests::test_not_divisible ... ok
[INFO] [stdout] test tests::test_success ... ok
[INFO] [stdout] test tests::test_result_with_list ... ok
[INFO] [stdout] test tests::test_integer_overflow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/18_iterators/iterators4.rs (/opt/rustwide/target/debug/deps/iterators4-3fbe698dd0c4b6cc)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::factorial_of_0 ... ok
[INFO] [stderr]      Running unittests solutions/18_iterators/iterators4.rs (/opt/rustwide/target/debug/deps/iterators4_sol-b3533b4dda0cc12d)
[INFO] [stdout] test tests::factorial_of_1 ... ok
[INFO] [stdout] test tests::factorial_of_2 ... ok
[INFO] [stdout] test tests::factorial_of_4 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::factorial_of_0 ... ok
[INFO] [stdout] test tests::factorial_of_1 ... ok
[INFO] [stdout] test tests::factorial_of_2 ... ok
[INFO] [stdout] test tests::factorial_of_4 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/18_iterators/iterators5.rs (/opt/rustwide/target/debug/deps/iterators5-768b8ad7080240dc)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::count_collection_complete ... ok
[INFO] [stdout] test tests::count_collection_equals_for ... ok
[INFO] [stdout] test tests::count_collection_none ... ok
[INFO] [stdout] test tests::count_collection_some ... ok
[INFO] [stdout] test tests::count_complete ... ok
[INFO] [stdout] test tests::count_none ... ok
[INFO] [stdout] test tests::count_some ... ok
[INFO] [stdout] test tests::count_complete_equals_for ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/18_iterators/iterators5.rs (/opt/rustwide/target/debug/deps/iterators5_sol-fcd965f58187ebca)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running unittests exercises/16_lifetimes/lifetimes1.rs (/opt/rustwide/target/debug/deps/lifetimes1-aa0c7683dddc3d39)
[INFO] [stdout] test tests::count_collection_complete ... ok
[INFO] [stdout] test tests::count_collection_some ... ok
[INFO] [stdout] test tests::count_collection_equals_for ... ok
[INFO] [stdout] test tests::count_complete ... ok
[INFO] [stdout] test tests::count_collection_none ... ok
[INFO] [stdout] test tests::count_complete_equals_for ... ok
[INFO] [stdout] test tests::count_none ... ok
[INFO] [stdout] test tests::count_some ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_longest ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/16_lifetimes/lifetimes1.rs (/opt/rustwide/target/debug/deps/lifetimes1_sol-4ab9067de075fab5)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests exercises/16_lifetimes/lifetimes2.rs (/opt/rustwide/target/debug/deps/lifetimes2-6ffa536d087cc41c)
[INFO] [stdout] test tests::test_longest ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/16_lifetimes/lifetimes2.rs (/opt/rustwide/target/debug/deps/lifetimes2_sol-5e6c8e74d438eaf8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests exercises/16_lifetimes/lifetimes3.rs (/opt/rustwide/target/debug/deps/lifetimes3-56a23fb54981f5b4)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/16_lifetimes/lifetimes3.rs (/opt/rustwide/target/debug/deps/lifetimes3_sol-d9308796bfc0b152)
[INFO] [stderr]      Running unittests exercises/21_macros/macros1.rs (/opt/rustwide/target/debug/deps/macros1-33fb98c394373a62)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/21_macros/macros1.rs (/opt/rustwide/target/debug/deps/macros1_sol-8df03dc3f146703c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/21_macros/macros2.rs (/opt/rustwide/target/debug/deps/macros2-878cf0a3278fa479)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/21_macros/macros2.rs (/opt/rustwide/target/debug/deps/macros2_sol-00c37bc2ccb8b148)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/21_macros/macros3.rs (/opt/rustwide/target/debug/deps/macros3-36f56ced5e12c1cc)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/21_macros/macros3.rs (/opt/rustwide/target/debug/deps/macros3_sol-e27e7902fce2f890)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/21_macros/macros4.rs (/opt/rustwide/target/debug/deps/macros4-b33b536ecfd80848)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/21_macros/macros4.rs (/opt/rustwide/target/debug/deps/macros4_sol-ba00057511397def)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/10_modules/modules1.rs (/opt/rustwide/target/debug/deps/modules1-a123845f6f65d7fc)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/10_modules/modules1.rs (/opt/rustwide/target/debug/deps/modules1_sol-3452fe700eb1bb29)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/10_modules/modules2.rs (/opt/rustwide/target/debug/deps/modules2-2868772e2fcb0ca4)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/10_modules/modules2.rs (/opt/rustwide/target/debug/deps/modules2_sol-ff734989adeee493)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/10_modules/modules3.rs (/opt/rustwide/target/debug/deps/modules3-56b0eb008b1373c0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/10_modules/modules3.rs (/opt/rustwide/target/debug/deps/modules3_sol-c076783c2a66ef1e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/06_move_semantics/move_semantics1.rs (/opt/rustwide/target/debug/deps/move_semantics1-61f2a0f1f9764412)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::move_semantics1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/06_move_semantics/move_semantics1.rs (/opt/rustwide/target/debug/deps/move_semantics1_sol-79a109360def589c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::move_semantics1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/06_move_semantics/move_semantics2.rs (/opt/rustwide/target/debug/deps/move_semantics2-e746a357c55a3783)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::move_semantics2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/06_move_semantics/move_semantics2.rs (/opt/rustwide/target/debug/deps/move_semantics2_sol-c8af829eb036ba2b)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/06_move_semantics/move_semantics3.rs (/opt/rustwide/target/debug/deps/move_semantics3-9abbedbe85271610)
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::move_semantics2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::move_semantics3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/06_move_semantics/move_semantics3.rs (/opt/rustwide/target/debug/deps/move_semantics3_sol-ffbc1d89b8c2496d)
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests exercises/06_move_semantics/move_semantics4.rs (/opt/rustwide/target/debug/deps/move_semantics4-f4eeeaba319bc36d)
[INFO] [stdout] test tests::move_semantics3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::move_semantics4 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/06_move_semantics/move_semantics4.rs (/opt/rustwide/target/debug/deps/move_semantics4_sol-3be4581fdd8727f4)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::move_semantics4 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/06_move_semantics/move_semantics5.rs (/opt/rustwide/target/debug/deps/move_semantics5-687c31aaf5ab0e6d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/06_move_semantics/move_semantics5.rs (/opt/rustwide/target/debug/deps/move_semantics5_sol-ad79b8e1db7beb40)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests exercises/12_options/options1.rs (/opt/rustwide/target/debug/deps/options1-654b65d0d422f764)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::check_icecream ... ok
[INFO] [stdout] test tests::raw_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/12_options/options1.rs (/opt/rustwide/target/debug/deps/options1_sol-5833df0540acbffb)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::check_icecream ... ok
[INFO] [stdout] test tests::raw_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/12_options/options2.rs (/opt/rustwide/target/debug/deps/options2-7b4f96406bf47874)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::layered_option ... ok
[INFO] [stdout] test tests::simple_option ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/12_options/options2.rs (/opt/rustwide/target/debug/deps/options2_sol-223e3fca5ccc7231)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::layered_option ... ok
[INFO] [stdout] test tests::simple_option ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/12_options/options3.rs (/opt/rustwide/target/debug/deps/options3-2a36428818b27a4f)
[INFO] [stderr]      Running unittests solutions/12_options/options3.rs (/opt/rustwide/target/debug/deps/options3_sol-45b9d47ec4ef778b)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/04_primitive_types/primitive_types1.rs (/opt/rustwide/target/debug/deps/primitive_types1-874fca23d6fe2034)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/04_primitive_types/primitive_types1.rs (/opt/rustwide/target/debug/deps/primitive_types1_sol-25f5394449e288a9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/04_primitive_types/primitive_types2.rs (/opt/rustwide/target/debug/deps/primitive_types2-5f8aacbbba658bf7)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/04_primitive_types/primitive_types2.rs (/opt/rustwide/target/debug/deps/primitive_types2_sol-5f2eaf6ccc2f383f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/04_primitive_types/primitive_types3.rs (/opt/rustwide/target/debug/deps/primitive_types3-2fcf1c0be78b6b2c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/04_primitive_types/primitive_types3.rs (/opt/rustwide/target/debug/deps/primitive_types3_sol-e07464e079f11647)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/04_primitive_types/primitive_types4.rs (/opt/rustwide/target/debug/deps/primitive_types4-24b364614112114e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::slice_out_of_array ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/04_primitive_types/primitive_types4.rs (/opt/rustwide/target/debug/deps/primitive_types4_sol-6c05db15e870c9d3)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::slice_out_of_array ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/04_primitive_types/primitive_types5.rs (/opt/rustwide/target/debug/deps/primitive_types5-bacf8108fa49fcd3)
[INFO] [stderr]      Running unittests solutions/04_primitive_types/primitive_types5.rs (/opt/rustwide/target/debug/deps/primitive_types5_sol-419f2cb43848e106)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/04_primitive_types/primitive_types6.rs (/opt/rustwide/target/debug/deps/primitive_types6-99afcc0b30054ba5)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::indexing_tuple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/04_primitive_types/primitive_types6.rs (/opt/rustwide/target/debug/deps/primitive_types6_sol-0ac3596dab7c7e7f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::indexing_tuple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/quizzes/quiz1.rs (/opt/rustwide/target/debug/deps/quiz1-e8e80bbf35955a4b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::verify_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/quizzes/quiz1.rs (/opt/rustwide/target/debug/deps/quiz1_sol-be6f60a6b9a591ef)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::verify_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/quizzes/quiz2.rs (/opt/rustwide/target/debug/deps/quiz2-308e418e60f65118)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/quizzes/quiz2.rs (/opt/rustwide/target/debug/deps/quiz2_sol-0faeb7724bb3e074)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/quizzes/quiz3.rs (/opt/rustwide/target/debug/deps/quiz3-8dce1f12697e4a7d)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::generate_alphabetic_report_card ... ok
[INFO] [stdout] test tests::generate_numeric_report_card ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/quizzes/quiz3.rs (/opt/rustwide/target/debug/deps/quiz3_sol-d4435e6456edfa06)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests exercises/19_smart_pointers/rc1.rs (/opt/rustwide/target/debug/deps/rc1-f1f2a51bd1de32d9)
[INFO] [stdout] test tests::generate_alphabetic_report_card ... ok
[INFO] [stdout] test tests::generate_numeric_report_card ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::rc1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/19_smart_pointers/rc1.rs (/opt/rustwide/target/debug/deps/rc1_sol-4ab54abc1e3e87ab)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::rc1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/09_strings/strings1.rs (/opt/rustwide/target/debug/deps/strings1-fbc847f4ec3b5fee)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/09_strings/strings1.rs (/opt/rustwide/target/debug/deps/strings1_sol-05259f4d14ccc941)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/09_strings/strings2.rs (/opt/rustwide/target/debug/deps/strings2-9cdac72b38fb85a4)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/09_strings/strings2.rs (/opt/rustwide/target/debug/deps/strings2_sol-dcefb7eefd4935a8)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/09_strings/strings3.rs (/opt/rustwide/target/debug/deps/strings3-9816fa41a2203b21)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::compose_a_string ... ok
[INFO] [stdout] test tests::trim_a_string ... ok
[INFO] [stdout] test tests::replace_a_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/09_strings/strings3.rs (/opt/rustwide/target/debug/deps/strings3_sol-bcbe324b91f0bd27)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::compose_a_string ... ok
[INFO] [stdout] test tests::replace_a_string ... ok
[INFO] [stdout] test tests::trim_a_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running unittests exercises/09_strings/strings4.rs (/opt/rustwide/target/debug/deps/strings4-cf69a1bcd9e2267e)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/09_strings/strings4.rs (/opt/rustwide/target/debug/deps/strings4_sol-83620c744ce0650c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/07_structs/structs1.rs (/opt/rustwide/target/debug/deps/structs1-37bdd4163ed3a696)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::regular_structs ... ok
[INFO] [stdout] test tests::unit_structs ... ok
[INFO] [stdout] test tests::tuple_structs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/07_structs/structs1.rs (/opt/rustwide/target/debug/deps/structs1_sol-f08c5d3ce5ab7120)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::regular_structs ... ok
[INFO] [stdout] test tests::tuple_structs ... ok
[INFO] [stdout] test tests::unit_structs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/07_structs/structs2.rs (/opt/rustwide/target/debug/deps/structs2-c66d42864ad5a3f0)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/07_structs/structs2.rs (/opt/rustwide/target/debug/deps/structs2_sol-f00901a1a25e1b31)
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::your_order ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::your_order ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/07_structs/structs3.rs (/opt/rustwide/target/debug/deps/structs3-a3958e10cfc0d130)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::calculate_transport_fees ... ok
[INFO] [stdout] test tests::create_international_package ... ok
[INFO] [stdout] test tests::create_local_package ... ok
[INFO] [stdout] test tests::fail_creating_weightless_package - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/07_structs/structs3.rs (/opt/rustwide/target/debug/deps/structs3_sol-793a42810965d7b7)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::create_international_package ... ok
[INFO] [stdout] test tests::calculate_transport_fees ... ok
[INFO] [stdout] test tests::create_local_package ... ok
[INFO] [stdout] test tests::fail_creating_weightless_package - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/17_tests/tests1.rs (/opt/rustwide/target/debug/deps/tests1-3f9cb9497ca3d93e)
[INFO] [stderr]      Running unittests solutions/17_tests/tests1.rs (/opt/rustwide/target/debug/deps/tests1_sol-db151a6efaa5ac4a)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/17_tests/tests2.rs (/opt/rustwide/target/debug/deps/tests2-7cde2af88bafa365)
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests solutions/17_tests/tests2.rs (/opt/rustwide/target/debug/deps/tests2_sol-b162a8e045aef840)
[INFO] [stdout] test tests::you_can_assert ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::you_can_assert ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::you_can_assert_eq ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::you_can_assert_eq ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/17_tests/tests3.rs (/opt/rustwide/target/debug/deps/tests3-41fcc9b73e4f1bae)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::correct_width_and_height ... ok
[INFO] [stdout] test tests::negative_height - should panic ... ok
[INFO] [stdout] test tests::negative_width - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/17_tests/tests3.rs (/opt/rustwide/target/debug/deps/tests3_sol-0a0d638472f7d11c)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::correct_width_and_height ... ok
[INFO] [stdout] test tests::negative_width - should panic ... ok
[INFO] [stdout] test tests::negative_height - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/20_threads/threads1.rs (/opt/rustwide/target/debug/deps/threads1-140cac6b841fc7e4)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/20_threads/threads1.rs (/opt/rustwide/target/debug/deps/threads1_sol-617f26e67426f448)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running unittests exercises/20_threads/threads2.rs (/opt/rustwide/target/debug/deps/threads2-d7e86943842a788c)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/20_threads/threads2.rs (/opt/rustwide/target/debug/deps/threads2_sol-988792fb093d9345)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/20_threads/threads3.rs (/opt/rustwide/target/debug/deps/threads3-e69edf596d7becaa)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::threads3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.26s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/20_threads/threads3.rs (/opt/rustwide/target/debug/deps/threads3_sol-4152ca788d4190b0)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::threads3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.25s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/15_traits/traits1.rs (/opt/rustwide/target/debug/deps/traits1-ee03d49cc5a0bd8d)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::is_bar_bar ... ok
[INFO] [stdout] test tests::is_foo_bar ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/15_traits/traits1.rs (/opt/rustwide/target/debug/deps/traits1_sol-cadf95ce849ca62b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::is_bar_bar ... ok
[INFO] [stdout] test tests::is_foo_bar ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/15_traits/traits2.rs (/opt/rustwide/target/debug/deps/traits2-c641919117adab48)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::is_vec_pop_eq_bar ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/15_traits/traits2.rs (/opt/rustwide/target/debug/deps/traits2_sol-25f204732d11e34c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::is_vec_pop_eq_bar ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/15_traits/traits3.rs (/opt/rustwide/target/debug/deps/traits3-36156489239eb45b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests solutions/15_traits/traits3.rs (/opt/rustwide/target/debug/deps/traits3_sol-84081997d8f37b67)
[INFO] [stdout] test tests::is_licensing_info_the_same ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::is_licensing_info_the_same ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/15_traits/traits4.rs (/opt/rustwide/target/debug/deps/traits4-5ba90ab1aba61623)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::compare_license_information ... ok
[INFO] [stderr]      Running unittests solutions/15_traits/traits4.rs (/opt/rustwide/target/debug/deps/traits4_sol-4ca8fe2467590ec9)
[INFO] [stdout] test tests::compare_license_information_backwards ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::compare_license_information ... ok
[INFO] [stdout] test tests::compare_license_information_backwards ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/15_traits/traits5.rs (/opt/rustwide/target/debug/deps/traits5-a405c2545d33ea4f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_some_func ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/15_traits/traits5.rs (/opt/rustwide/target/debug/deps/traits5_sol-502d1543d7cdc780)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_some_func ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/23_conversions/try_from_into.rs (/opt/rustwide/target/debug/deps/try_from_into-d1db58e834fa848d)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::test_array_correct ... ok
[INFO] [stdout] test tests::test_array_out_of_range_positive ... ok
[INFO] [stdout] test tests::test_array_sum ... ok
[INFO] [stdout] test tests::test_array_out_of_range_negative ... ok
[INFO] [stdout] test tests::test_slice_correct ... ok
[INFO] [stdout] test tests::test_slice_excess_length ... ok
[INFO] [stdout] test tests::test_slice_out_of_range_negative ... ok
[INFO] [stdout] test tests::test_slice_out_of_range_positive ... ok
[INFO] [stdout] test tests::test_slice_insufficient_length ... ok
[INFO] [stdout] test tests::test_slice_sum ... ok
[INFO] [stdout] test tests::test_tuple_correct ... ok
[INFO] [stdout] test tests::test_tuple_out_of_range_negative ... ok
[INFO] [stdout] test tests::test_tuple_out_of_range_positive ... ok
[INFO] [stdout] test tests::test_tuple_sum ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/23_conversions/try_from_into.rs (/opt/rustwide/target/debug/deps/try_from_into_sol-2e24c0477ebea3f3)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::test_array_correct ... ok
[INFO] [stdout] test tests::test_array_out_of_range_negative ... ok
[INFO] [stdout] test tests::test_array_sum ... ok
[INFO] [stdout] test tests::test_slice_excess_length ... ok
[INFO] [stdout] test tests::test_slice_insufficient_length ... ok
[INFO] [stdout] test tests::test_slice_out_of_range_negative ... ok
[INFO] [stdout] test tests::test_slice_out_of_range_positive ... ok
[INFO] [stdout] test tests::test_slice_sum ... ok
[INFO] [stdout] test tests::test_tuple_correct ... ok
[INFO] [stdout] test tests::test_tuple_out_of_range_negative ... ok
[INFO] [stdout] test tests::test_tuple_out_of_range_positive ... ok
[INFO] [stdout] test tests::test_slice_correct ... ok
[INFO] [stdout] test tests::test_tuple_sum ... ok
[INFO] [stderr]      Running unittests exercises/23_conversions/using_as.rs (/opt/rustwide/target/debug/deps/using_as-7928431767a697d5)
[INFO] [stdout] test tests::test_array_out_of_range_positive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::returns_proper_type_and_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/23_conversions/using_as.rs (/opt/rustwide/target/debug/deps/using_as_sol-130e618c3217c639)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::returns_proper_type_and_value ... ok
[INFO] [stderr]      Running unittests exercises/01_variables/variables1.rs (/opt/rustwide/target/debug/deps/variables1-4a23ba632faa06a7)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/01_variables/variables1.rs (/opt/rustwide/target/debug/deps/variables1_sol-995b4553f343bb81)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/01_variables/variables2.rs (/opt/rustwide/target/debug/deps/variables2-c3519312b95133cf)
[INFO] [stderr]      Running unittests solutions/01_variables/variables2.rs (/opt/rustwide/target/debug/deps/variables2_sol-126e60f2f0623377)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/01_variables/variables3.rs (/opt/rustwide/target/debug/deps/variables3-5c1cc85d390b8d0a)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/01_variables/variables3.rs (/opt/rustwide/target/debug/deps/variables3_sol-99c0c525ef3db2f3)
[INFO] [stderr]      Running unittests exercises/01_variables/variables4.rs (/opt/rustwide/target/debug/deps/variables4-3dbb98ef29fdd978)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/01_variables/variables4.rs (/opt/rustwide/target/debug/deps/variables4_sol-82ae61a72ee6cf46)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/01_variables/variables5.rs (/opt/rustwide/target/debug/deps/variables5-992b76666be9733b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/01_variables/variables5.rs (/opt/rustwide/target/debug/deps/variables5_sol-f30c06e50c672de6)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/01_variables/variables6.rs (/opt/rustwide/target/debug/deps/variables6-50e83cd7a8036551)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/01_variables/variables6.rs (/opt/rustwide/target/debug/deps/variables6_sol-83d31c8462779f04)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/05_vecs/vecs1.rs (/opt/rustwide/target/debug/deps/vecs1-d157795a4de714cd)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_array_and_vec_similarity ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/05_vecs/vecs1.rs (/opt/rustwide/target/debug/deps/vecs1_sol-4320ad08b926d4d9)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_array_and_vec_similarity ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests exercises/05_vecs/vecs2.rs (/opt/rustwide/target/debug/deps/vecs2-ac6fc674b08ea9fa)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_vec_loop ... ok
[INFO] [stdout] test tests::test_vec_map ... ok
[INFO] [stdout] test tests::test_vec_map_example ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests solutions/05_vecs/vecs2.rs (/opt/rustwide/target/debug/deps/vecs2_sol-3851079ddb6b9dce)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_vec_loop ... ok
[INFO] [stdout] test tests::test_vec_map_example ... ok
[INFO] [stdout] test tests::test_vec_map ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "38eb00f447f857a08baf97e1bf073948850a26f08e2539e82fa86e7f1461fdb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38eb00f447f857a08baf97e1bf073948850a26f08e2539e82fa86e7f1461fdb1", kill_on_drop: false }`
[INFO] [stdout] 38eb00f447f857a08baf97e1bf073948850a26f08e2539e82fa86e7f1461fdb1