[INFO] cloning repository https://github.com/lurgi/rust-basic [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lurgi/rust-basic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flurgi%2Frust-basic", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flurgi%2Frust-basic'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] be69e71bf646667757661caf301a0dfe038170b2 [INFO] testing lurgi/rust-basic against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flurgi%2Frust-basic" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/lurgi/rust-basic [INFO] finished tweaking git repo https://github.com/lurgi/rust-basic [INFO] tweaked toml for git repo https://github.com/lurgi/rust-basic written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/lurgi/rust-basic on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/lurgi/rust-basic 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1adf32da03eb68a78c438bf4ffd84d1356f74e3c2d9511de80a37a4b881687fe [INFO] running `Command { std: "docker" "start" "-a" "1adf32da03eb68a78c438bf4ffd84d1356f74e3c2d9511de80a37a4b881687fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1adf32da03eb68a78c438bf4ffd84d1356f74e3c2d9511de80a37a4b881687fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1adf32da03eb68a78c438bf4ffd84d1356f74e3c2d9511de80a37a4b881687fe", kill_on_drop: false }` [INFO] [stdout] 1adf32da03eb68a78c438bf4ffd84d1356f74e3c2d9511de80a37a4b881687fe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c8dc4ac1f74260f75499549dfc53d55d7f0ea127c26cd6e268e508ed54fec4de [INFO] running `Command { std: "docker" "start" "-a" "c8dc4ac1f74260f75499549dfc53d55d7f0ea127c26cd6e268e508ed54fec4de", kill_on_drop: false }` [INFO] [stderr] Compiling rust-basic v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::future::Pending` [INFO] [stdout] --> src/day7/todo_system.rs:73:5 [INFO] [stdout] | [INFO] [stdout] 73 | use std::future::Pending; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `str` [INFO] [stdout] --> src/day6/vehicle.rs:38:22 [INFO] [stdout] | [INFO] [stdout] 38 | Vehicle::Car(str) => 30, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_str` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/day6/vehicle.rs:40:26 [INFO] [stdout] | [INFO] [stdout] 40 | Vehicle::Train { line, station } => 20, [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `station` [INFO] [stdout] --> src/day6/vehicle.rs:40:32 [INFO] [stdout] | [INFO] [stdout] 40 | Vehicle::Train { line, station } => 20, [INFO] [stdout] | ^^^^^^^ help: try ignoring the field: `station: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `str` [INFO] [stdout] --> src/day6/vehicle.rs:48:22 [INFO] [stdout] | [INFO] [stdout] 48 | Vehicle::Car(str) => format!("차종으로 이동"), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_day10_exercises` is never used [INFO] [stdout] --> src/day10/mod.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn run_day10_exercises() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `FileError` is never used [INFO] [stdout] --> src/day10/file_simulator.rs:30:6 [INFO] [stdout] | [INFO] [stdout] 30 | enum FileError { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_file` is never used [INFO] [stdout] --> src/day10/file_simulator.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn read_file(_filename: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_csv` is never used [INFO] [stdout] --> src/day10/file_simulator.rs:47:4 [INFO] [stdout] | [INFO] [stdout] 47 | fn parse_csv(_content: &str) -> Result, FileError> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_and_parse` is never used [INFO] [stdout] --> src/day10/file_simulator.rs:58:4 [INFO] [stdout] | [INFO] [stdout] 58 | fn read_and_parse(_filename: &str) -> Result, FileError> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day10/file_simulator.rs:64:8 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `safe_divide_result` is never used [INFO] [stdout] --> src/day10/safe_division.rs:16:4 [INFO] [stdout] | [INFO] [stdout] 16 | fn safe_divide_result(_a: i32, _b: i32) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `safe_divide_option` is never used [INFO] [stdout] --> src/day10/safe_division.rs:24:4 [INFO] [stdout] | [INFO] [stdout] 24 | fn safe_divide_option(_a: i32, _b: i32) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day10/safe_division.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Student` is never constructed [INFO] [stdout] --> src/day10/student_registry.rs:32:8 [INFO] [stdout] | [INFO] [stdout] 32 | struct Student { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `StudentRegistry` is never constructed [INFO] [stdout] --> src/day10/student_registry.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | struct StudentRegistry { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `add_student`, `find_by_name`, and `get_grade` are never used [INFO] [stdout] --> src/day10/student_registry.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 44 | impl StudentRegistry { [INFO] [stdout] | -------------------- associated items in this implementation [INFO] [stdout] 45 | // TODO: new 메서드를 구현하세요 [INFO] [stdout] 46 | fn new() -> StudentRegistry { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 53 | fn add_student(&mut self, _student: Student) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 58 | fn find_by_name(&self, _name: &str) -> Option<&Student> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | fn get_grade(&self, _name: &str) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day10/student_registry.rs:75:8 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_day11_exercises` is never used [INFO] [stdout] --> src/day11/mod.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn run_day11_exercises() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `safe_add` is never used [INFO] [stdout] --> src/day11/calculator_chaining.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn safe_add(_a: i32, _b: i32) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `safe_multiply` is never used [INFO] [stdout] --> src/day11/calculator_chaining.rs:33:4 [INFO] [stdout] | [INFO] [stdout] 33 | fn safe_multiply(_a: i32, _b: i32) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `safe_divide` is never used [INFO] [stdout] --> src/day11/calculator_chaining.rs:39:4 [INFO] [stdout] | [INFO] [stdout] 39 | fn safe_divide(_a: i32, _b: i32) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `calculate_formula` is never used [INFO] [stdout] --> src/day11/calculator_chaining.rs:48:4 [INFO] [stdout] | [INFO] [stdout] 48 | fn calculate_formula(_a: i32, _b: i32, _c: i32) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day11/calculator_chaining.rs:54:8 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `DataError` is never used [INFO] [stdout] --> src/day11/data_pipeline.rs:38:6 [INFO] [stdout] | [INFO] [stdout] 38 | enum DataError { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_raw_data` is never used [INFO] [stdout] --> src/day11/data_pipeline.rs:47:4 [INFO] [stdout] | [INFO] [stdout] 47 | fn read_raw_data(_id: u32) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_numbers` is never used [INFO] [stdout] --> src/day11/data_pipeline.rs:67:4 [INFO] [stdout] | [INFO] [stdout] 67 | fn parse_numbers(_raw: &str) -> Result, DataError> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_numbers` is never used [INFO] [stdout] --> src/day11/data_pipeline.rs:75:4 [INFO] [stdout] | [INFO] [stdout] 75 | fn validate_numbers(_numbers: &[i32]) -> Result<(), DataError> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `calculate_average` is never used [INFO] [stdout] --> src/day11/data_pipeline.rs:85:4 [INFO] [stdout] | [INFO] [stdout] 85 | fn calculate_average(_numbers: &[i32]) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `process_data_pipeline` is never used [INFO] [stdout] --> src/day11/data_pipeline.rs:97:4 [INFO] [stdout] | [INFO] [stdout] 97 | fn process_data_pipeline(_id: u32) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day11/data_pipeline.rs:104:8 [INFO] [stdout] | [INFO] [stdout] 104 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `RegistrationError` is never used [INFO] [stdout] --> src/day11/user_registration.rs:41:6 [INFO] [stdout] | [INFO] [stdout] 41 | enum RegistrationError { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_email` is never used [INFO] [stdout] --> src/day11/user_registration.rs:58:4 [INFO] [stdout] | [INFO] [stdout] 58 | fn validate_email(_email: &str) -> Result<(), RegistrationError> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_password` is never used [INFO] [stdout] --> src/day11/user_registration.rs:66:4 [INFO] [stdout] | [INFO] [stdout] 66 | fn validate_password(_password: &str) -> Result<(), RegistrationError> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_age` is never used [INFO] [stdout] --> src/day11/user_registration.rs:74:4 [INFO] [stdout] | [INFO] [stdout] 74 | fn validate_age(_age: u8) -> Result<(), RegistrationError> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `register_user` is never used [INFO] [stdout] --> src/day11/user_registration.rs:87:4 [INFO] [stdout] | [INFO] [stdout] 87 | fn register_user( [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day11/user_registration.rs:104:8 [INFO] [stdout] | [INFO] [stdout] 104 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_day12_exercises` is never used [INFO] [stdout] --> src/day12/mod.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn run_day12_exercises() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `add`, `get`, `remove`, `len`, and `is_empty` are never used [INFO] [stdout] --> src/day12/generic_storage.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 42 | impl Storage { [INFO] [stdout] | ------------------ associated items in this implementation [INFO] [stdout] 43 | fn new() -> Storage { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | fn add(&mut self, _item: T) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | fn get(&self, _index: usize) -> Option<&T> { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 55 | fn remove(&mut self, _index: usize) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `display_all` is never used [INFO] [stdout] --> src/day12/generic_storage.rs:74:8 [INFO] [stdout] | [INFO] [stdout] 73 | impl Storage { [INFO] [stdout] | ------------------------------------- method in this implementation [INFO] [stdout] 74 | fn display_all(&self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day12/generic_storage.rs:81:8 [INFO] [stdout] | [INFO] [stdout] 81 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_type_and_value` is never used [INFO] [stdout] --> src/day12/generic_utilities.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn print_type_and_value(_value: T) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_last` is never used [INFO] [stdout] --> src/day12/generic_utilities.rs:32:4 [INFO] [stdout] | [INFO] [stdout] 32 | fn get_last(_list: &[T]) -> Option<&T> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `swap_pair` is never used [INFO] [stdout] --> src/day12/generic_utilities.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn swap_pair(_pair: (T, T)) -> (T, T) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_index` is never used [INFO] [stdout] --> src/day12/generic_utilities.rs:42:4 [INFO] [stdout] | [INFO] [stdout] 42 | fn find_index(_list: &[T], _target: &T) -> Option { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day12/generic_utilities.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `get`, `unwrap`, and `map` are never used [INFO] [stdout] --> src/day12/wrapper_struct.rs:38:8 [INFO] [stdout] | [INFO] [stdout] 37 | impl Wrapper { [INFO] [stdout] | ------------------ associated items in this implementation [INFO] [stdout] 38 | fn new(_value: T) -> Wrapper { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 42 | fn get(&self) -> &T { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | fn unwrap(self) -> T { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 50 | fn map(self, _f: F) -> Wrapper [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `display` is never used [INFO] [stdout] --> src/day12/wrapper_struct.rs:62:8 [INFO] [stdout] | [INFO] [stdout] 61 | impl Wrapper { [INFO] [stdout] | ------------------------------------- method in this implementation [INFO] [stdout] 62 | fn display(&self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day12/wrapper_struct.rs:67:8 [INFO] [stdout] | [INFO] [stdout] 67 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_day13_exercises` is never used [INFO] [stdout] --> src/day13/mod.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn run_day13_exercises() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Product` is never constructed [INFO] [stdout] --> src/day13/comparable_product.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | struct Product { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_cheapest` is never used [INFO] [stdout] --> src/day13/comparable_product.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn find_cheapest(items: &[T]) -> &T { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_most_expensive` is never used [INFO] [stdout] --> src/day13/comparable_product.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn find_most_expensive(items: &[T]) -> &T { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day13/comparable_product.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Container` is never constructed [INFO] [stdout] --> src/day13/conditional_methods.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | struct Container { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/day13/conditional_methods.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 34 | impl Container { [INFO] [stdout] | -------------------- associated function in this implementation [INFO] [stdout] 35 | fn new(value: T) -> Container { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `duplicate` is never used [INFO] [stdout] --> src/day13/conditional_methods.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 41 | impl Container { [INFO] [stdout] | --------------------------- method in this implementation [INFO] [stdout] 42 | fn duplicate(&self) -> (T, T) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_greater_than` is never used [INFO] [stdout] --> src/day13/conditional_methods.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 48 | impl Container { [INFO] [stdout] | -------------------------------- method in this implementation [INFO] [stdout] 49 | fn is_greater_than(&self, other: &T) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `display` is never used [INFO] [stdout] --> src/day13/conditional_methods.rs:56:8 [INFO] [stdout] | [INFO] [stdout] 55 | impl Container { [INFO] [stdout] | ----------------------------- method in this implementation [INFO] [stdout] 56 | fn display(&self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day13/conditional_methods.rs:61:8 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Logger` is never used [INFO] [stdout] --> src/day13/logging_system.rs:29:7 [INFO] [stdout] | [INFO] [stdout] 29 | trait Logger { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ConsoleLogger` is never constructed [INFO] [stdout] --> src/day13/logging_system.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 40 | struct ConsoleLogger; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FileLogger` is never constructed [INFO] [stdout] --> src/day13/logging_system.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | struct FileLogger { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `log_multiple` is never used [INFO] [stdout] --> src/day13/logging_system.rs:63:4 [INFO] [stdout] | [INFO] [stdout] 63 | fn log_multiple(logger: &T, messages: &[&str]) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day13/logging_system.rs:69:8 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Shape` is never used [INFO] [stdout] --> src/day13/shape_trait.rs:28:7 [INFO] [stdout] | [INFO] [stdout] 28 | trait Shape { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Rectangle` is never constructed [INFO] [stdout] --> src/day13/shape_trait.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | struct Rectangle { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Circle` is never constructed [INFO] [stdout] --> src/day13/shape_trait.rs:50:8 [INFO] [stdout] | [INFO] [stdout] 50 | struct Circle { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_shape_info` is never used [INFO] [stdout] --> src/day13/shape_trait.rs:65:4 [INFO] [stdout] | [INFO] [stdout] 65 | fn print_shape_info(shape: &T) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day13/shape_trait.rs:70:8 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/day14/library_system.rs:55:18 [INFO] [stdout] | [INFO] [stdout] 55 | BookNotFound(u32), [INFO] [stdout] | ------------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `LibraryError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 55 - BookNotFound(u32), [INFO] [stdout] 55 + BookNotFound(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/day14/library_system.rs:56:23 [INFO] [stdout] | [INFO] [stdout] 56 | BookAlreadyExists(u32), [INFO] [stdout] | ----------------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `LibraryError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 56 - BookAlreadyExists(u32), [INFO] [stdout] 56 + BookAlreadyExists(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `InvalidOperation` is never constructed [INFO] [stdout] --> src/day14/library_system.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 54 | enum LibraryError { [INFO] [stdout] | ------------ variant in this enum [INFO] [stdout] ... [INFO] [stdout] 57 | InvalidOperation(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LibraryError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> src/day14/library_system.rs:68:5 [INFO] [stdout] | [INFO] [stdout] 67 | struct Book { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 68 | id: u32, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Book` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/day14/cache_system.rs:69:14 [INFO] [stdout] | [INFO] [stdout] 69 | NotFound(String), [INFO] [stdout] | -------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `CacheError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 69 - NotFound(String), [INFO] [stdout] 69 + NotFound(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/day14/cache_system.rs:70:13 [INFO] [stdout] | [INFO] [stdout] 70 | Expired(String), [INFO] [stdout] | ------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `CacheError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 70 - Expired(String), [INFO] [stdout] 70 + Expired(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `remove` is never used [INFO] [stdout] --> src/day14/cache_system.rs:130:8 [INFO] [stdout] | [INFO] [stdout] 99 | impl Cache { [INFO] [stdout] | ----------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 130 | fn remove(&mut self, key: &str) -> Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `owner` is never read [INFO] [stdout] --> src/day5/bank_account.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 28 | struct BankAccount { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 29 | // TODO: 필드들을 정의하세요 [INFO] [stdout] 30 | owner: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BankAccount` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_balance` is never used [INFO] [stdout] --> src/day5/bank_account.rs:63:8 [INFO] [stdout] | [INFO] [stdout] 35 | impl BankAccount { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 63 | fn get_balance(&self) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/day6/message.rs:28:10 [INFO] [stdout] | [INFO] [stdout] 28 | Text(String), [INFO] [stdout] | ---- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 28 - Text(String), [INFO] [stdout] 28 + Text(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `url`, `width`, and `height` are never read [INFO] [stdout] --> src/day6/message.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 29 | Image { [INFO] [stdout] | ----- fields in this variant [INFO] [stdout] 30 | url: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 31 | width: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 32 | height: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `url` is never read [INFO] [stdout] --> src/day6/message.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 34 | Video { [INFO] [stdout] | ----- field in this variant [INFO] [stdout] 35 | url: String, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `process_message` is never used [INFO] [stdout] --> src/day6/message.rs:41:4 [INFO] [stdout] | [INFO] [stdout] 41 | fn process_message(msg: &Message) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_day7_exercises` is never used [INFO] [stdout] --> src/day7/mod.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn run_day7_exercises() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `TodoStatus` is never used [INFO] [stdout] --> src/day7/todo_system.rs:77:6 [INFO] [stdout] | [INFO] [stdout] 77 | enum TodoStatus { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Todo` is never constructed [INFO] [stdout] --> src/day7/todo_system.rs:87:8 [INFO] [stdout] | [INFO] [stdout] 87 | struct Todo { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `start`, `complete`, `is_completed`, and `status_text` are never used [INFO] [stdout] --> src/day7/todo_system.rs:97:8 [INFO] [stdout] | [INFO] [stdout] 95 | impl Todo { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 96 | // TODO: new 메서드 구현 [INFO] [stdout] 97 | fn new(id: u32, title: String, description: String) -> Todo { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 107 | fn start(&mut self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 112 | fn complete(&mut self) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 117 | fn is_completed(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 125 | fn status_text(&self) -> &str { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TodoList` is never constructed [INFO] [stdout] --> src/day7/todo_system.rs:136:8 [INFO] [stdout] | [INFO] [stdout] 136 | struct TodoList { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/day7/todo_system.rs:145:8 [INFO] [stdout] | [INFO] [stdout] 143 | impl TodoList { [INFO] [stdout] | ------------- associated items in this implementation [INFO] [stdout] 144 | // TODO: new 메서드 구현 [INFO] [stdout] 145 | fn new() -> TodoList { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 152 | fn add(&mut self, title: String, description: String) -> u32 { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 160 | fn get(&self, id: u32) -> Option<&Todo> { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 165 | fn get_mut(&mut self, id: u32) -> Option<&mut Todo> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 169 | fn remove(&mut self, id: u32) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 179 | fn list_all(&self) -> &Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 183 | fn list_by_status(&self, status: TodoStatus) -> Vec<&Todo> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 191 | fn count_by_status(&self, status: TodoStatus) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day7/todo_system.rs:199:8 [INFO] [stdout] | [INFO] [stdout] 199 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_day8_exercises` is never used [INFO] [stdout] --> src/day8/mod.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn run_day8_exercises() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day8/calculator_module.rs:54:8 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `add` is never used [INFO] [stdout] --> src/day8/calculator_module.rs:26:16 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn add(a: f64, b: f64) -> f64 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `subtract` is never used [INFO] [stdout] --> src/day8/calculator_module.rs:29:16 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn subtract(a: f64, b: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `multiply` is never used [INFO] [stdout] --> src/day8/calculator_module.rs:32:16 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn multiply(a: f64, b: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `divide` is never used [INFO] [stdout] --> src/day8/calculator_module.rs:35:16 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn divide(a: f64, b: f64) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `power` is never used [INFO] [stdout] --> src/day8/calculator_module.rs:44:16 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn power(base: f64, exponent: f64) -> f64 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `square_root` is never used [INFO] [stdout] --> src/day8/calculator_module.rs:48:16 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn square_root(x: f64) -> Option { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day8/config_management.rs:55:8 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `AppConfig` is never constructed [INFO] [stdout] --> src/day8/config_management.rs:29:16 [INFO] [stdout] | [INFO] [stdout] 29 | pub struct AppConfig { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `get_app_name`, and `enable_debug` are never used [INFO] [stdout] --> src/day8/config_management.rs:37:16 [INFO] [stdout] | [INFO] [stdout] 36 | impl AppConfig { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 37 | pub fn new(app_name: String, version: String) -> AppConfig { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 45 | pub fn get_app_name(&self) -> &str { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn enable_debug(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day8/library_system.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Book` is never constructed [INFO] [stdout] --> src/day8/library_system.rs:24:20 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct Book { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_book` is never used [INFO] [stdout] --> src/day8/library_system.rs:29:16 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn create_book(title: String, author: String) -> Book { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Member` is never constructed [INFO] [stdout] --> src/day8/library_system.rs:37:20 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct Member { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_member` is never used [INFO] [stdout] --> src/day8/library_system.rs:42:16 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn create_member(name: String, id: u32) -> Member { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_day9_exercises` is never used [INFO] [stdout] --> src/day9/mod.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn run_day9_exercises() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `PhoneBook` is never constructed [INFO] [stdout] --> src/day9/phone_book.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 31 | struct PhoneBook { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `add`, `get`, `remove`, and `list_all` are never used [INFO] [stdout] --> src/day9/phone_book.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 38 | impl PhoneBook { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 39 | // TODO: new 메서드를 구현하세요 [INFO] [stdout] 40 | fn new() -> PhoneBook { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | fn add(&mut self, _name: String, _phone: String) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 52 | fn get(&self, _name: &str) -> Option<&String> { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | fn remove(&mut self, _name: &str) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | fn list_all(&self) -> Vec<(&String, &String)> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day9/phone_book.rs:75:8 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `calculate_average` is never used [INFO] [stdout] --> src/day9/student_grades.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn calculate_average(_scores: &Vec) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_highest` is never used [INFO] [stdout] --> src/day9/student_grades.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn find_highest(_scores: &Vec) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_lowest` is never used [INFO] [stdout] --> src/day9/student_grades.rs:51:4 [INFO] [stdout] | [INFO] [stdout] 51 | fn find_lowest(_scores: &Vec) -> Option { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `filter_passing` is never used [INFO] [stdout] --> src/day9/student_grades.rs:66:4 [INFO] [stdout] | [INFO] [stdout] 66 | fn filter_passing(_scores: &Vec, _passing_score: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day9/student_grades.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `count_words` is never used [INFO] [stdout] --> src/day9/word_frequency.rs:20:4 [INFO] [stdout] | [INFO] [stdout] 20 | fn count_words(_text: &str) -> HashMap { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_most_frequent` is never used [INFO] [stdout] --> src/day9/word_frequency.rs:32:4 [INFO] [stdout] | [INFO] [stdout] 32 | fn find_most_frequent(_word_counts: &HashMap) -> Option<(String, usize)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day9/word_frequency.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.93s [INFO] running `Command { std: "docker" "inspect" "c8dc4ac1f74260f75499549dfc53d55d7f0ea127c26cd6e268e508ed54fec4de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8dc4ac1f74260f75499549dfc53d55d7f0ea127c26cd6e268e508ed54fec4de", kill_on_drop: false }` [INFO] [stdout] c8dc4ac1f74260f75499549dfc53d55d7f0ea127c26cd6e268e508ed54fec4de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4bbd494931a7eb9adb0c585ed175149ff434f83795578860dd2e58fbada4a4b9 [INFO] running `Command { std: "docker" "start" "-a" "4bbd494931a7eb9adb0c585ed175149ff434f83795578860dd2e58fbada4a4b9", kill_on_drop: false }` [INFO] [stderr] Compiling rust-basic v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::future::Pending` [INFO] [stdout] --> src/day7/todo_system.rs:73:5 [INFO] [stdout] | [INFO] [stdout] 73 | use std::future::Pending; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `str` [INFO] [stdout] --> src/day6/vehicle.rs:38:22 [INFO] [stdout] | [INFO] [stdout] 38 | Vehicle::Car(str) => 30, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_str` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/day6/vehicle.rs:40:26 [INFO] [stdout] | [INFO] [stdout] 40 | Vehicle::Train { line, station } => 20, [INFO] [stdout] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `station` [INFO] [stdout] --> src/day6/vehicle.rs:40:32 [INFO] [stdout] | [INFO] [stdout] 40 | Vehicle::Train { line, station } => 20, [INFO] [stdout] | ^^^^^^^ help: try ignoring the field: `station: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `str` [INFO] [stdout] --> src/day6/vehicle.rs:48:22 [INFO] [stdout] | [INFO] [stdout] 48 | Vehicle::Car(str) => format!("차종으로 이동"), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_day10_exercises` is never used [INFO] [stdout] --> src/day10/mod.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn run_day10_exercises() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `FileError` is never used [INFO] [stdout] --> src/day10/file_simulator.rs:30:6 [INFO] [stdout] | [INFO] [stdout] 30 | enum FileError { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_file` is never used [INFO] [stdout] --> src/day10/file_simulator.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn read_file(_filename: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_csv` is never used [INFO] [stdout] --> src/day10/file_simulator.rs:47:4 [INFO] [stdout] | [INFO] [stdout] 47 | fn parse_csv(_content: &str) -> Result, FileError> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_and_parse` is never used [INFO] [stdout] --> src/day10/file_simulator.rs:58:4 [INFO] [stdout] | [INFO] [stdout] 58 | fn read_and_parse(_filename: &str) -> Result, FileError> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day10/file_simulator.rs:64:8 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `safe_divide_result` is never used [INFO] [stdout] --> src/day10/safe_division.rs:16:4 [INFO] [stdout] | [INFO] [stdout] 16 | fn safe_divide_result(_a: i32, _b: i32) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `safe_divide_option` is never used [INFO] [stdout] --> src/day10/safe_division.rs:24:4 [INFO] [stdout] | [INFO] [stdout] 24 | fn safe_divide_option(_a: i32, _b: i32) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day10/safe_division.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Student` is never constructed [INFO] [stdout] --> src/day10/student_registry.rs:32:8 [INFO] [stdout] | [INFO] [stdout] 32 | struct Student { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `StudentRegistry` is never constructed [INFO] [stdout] --> src/day10/student_registry.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | struct StudentRegistry { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `add_student`, `find_by_name`, and `get_grade` are never used [INFO] [stdout] --> src/day10/student_registry.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 44 | impl StudentRegistry { [INFO] [stdout] | -------------------- associated items in this implementation [INFO] [stdout] 45 | // TODO: new 메서드를 구현하세요 [INFO] [stdout] 46 | fn new() -> StudentRegistry { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 53 | fn add_student(&mut self, _student: Student) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 58 | fn find_by_name(&self, _name: &str) -> Option<&Student> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | fn get_grade(&self, _name: &str) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day10/student_registry.rs:75:8 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_day11_exercises` is never used [INFO] [stdout] --> src/day11/mod.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn run_day11_exercises() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `safe_add` is never used [INFO] [stdout] --> src/day11/calculator_chaining.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn safe_add(_a: i32, _b: i32) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `safe_multiply` is never used [INFO] [stdout] --> src/day11/calculator_chaining.rs:33:4 [INFO] [stdout] | [INFO] [stdout] 33 | fn safe_multiply(_a: i32, _b: i32) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `safe_divide` is never used [INFO] [stdout] --> src/day11/calculator_chaining.rs:39:4 [INFO] [stdout] | [INFO] [stdout] 39 | fn safe_divide(_a: i32, _b: i32) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `calculate_formula` is never used [INFO] [stdout] --> src/day11/calculator_chaining.rs:48:4 [INFO] [stdout] | [INFO] [stdout] 48 | fn calculate_formula(_a: i32, _b: i32, _c: i32) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day11/calculator_chaining.rs:54:8 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `DataError` is never used [INFO] [stdout] --> src/day11/data_pipeline.rs:38:6 [INFO] [stdout] | [INFO] [stdout] 38 | enum DataError { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_raw_data` is never used [INFO] [stdout] --> src/day11/data_pipeline.rs:47:4 [INFO] [stdout] | [INFO] [stdout] 47 | fn read_raw_data(_id: u32) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_numbers` is never used [INFO] [stdout] --> src/day11/data_pipeline.rs:67:4 [INFO] [stdout] | [INFO] [stdout] 67 | fn parse_numbers(_raw: &str) -> Result, DataError> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_numbers` is never used [INFO] [stdout] --> src/day11/data_pipeline.rs:75:4 [INFO] [stdout] | [INFO] [stdout] 75 | fn validate_numbers(_numbers: &[i32]) -> Result<(), DataError> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `calculate_average` is never used [INFO] [stdout] --> src/day11/data_pipeline.rs:85:4 [INFO] [stdout] | [INFO] [stdout] 85 | fn calculate_average(_numbers: &[i32]) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `process_data_pipeline` is never used [INFO] [stdout] --> src/day11/data_pipeline.rs:97:4 [INFO] [stdout] | [INFO] [stdout] 97 | fn process_data_pipeline(_id: u32) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day11/data_pipeline.rs:104:8 [INFO] [stdout] | [INFO] [stdout] 104 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `RegistrationError` is never used [INFO] [stdout] --> src/day11/user_registration.rs:41:6 [INFO] [stdout] | [INFO] [stdout] 41 | enum RegistrationError { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_email` is never used [INFO] [stdout] --> src/day11/user_registration.rs:58:4 [INFO] [stdout] | [INFO] [stdout] 58 | fn validate_email(_email: &str) -> Result<(), RegistrationError> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_password` is never used [INFO] [stdout] --> src/day11/user_registration.rs:66:4 [INFO] [stdout] | [INFO] [stdout] 66 | fn validate_password(_password: &str) -> Result<(), RegistrationError> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_age` is never used [INFO] [stdout] --> src/day11/user_registration.rs:74:4 [INFO] [stdout] | [INFO] [stdout] 74 | fn validate_age(_age: u8) -> Result<(), RegistrationError> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `register_user` is never used [INFO] [stdout] --> src/day11/user_registration.rs:87:4 [INFO] [stdout] | [INFO] [stdout] 87 | fn register_user( [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day11/user_registration.rs:104:8 [INFO] [stdout] | [INFO] [stdout] 104 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_day12_exercises` is never used [INFO] [stdout] --> src/day12/mod.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn run_day12_exercises() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `add`, `get`, `remove`, `len`, and `is_empty` are never used [INFO] [stdout] --> src/day12/generic_storage.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 42 | impl Storage { [INFO] [stdout] | ------------------ associated items in this implementation [INFO] [stdout] 43 | fn new() -> Storage { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | fn add(&mut self, _item: T) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | fn get(&self, _index: usize) -> Option<&T> { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 55 | fn remove(&mut self, _index: usize) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `display_all` is never used [INFO] [stdout] --> src/day12/generic_storage.rs:74:8 [INFO] [stdout] | [INFO] [stdout] 73 | impl Storage { [INFO] [stdout] | ------------------------------------- method in this implementation [INFO] [stdout] 74 | fn display_all(&self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day12/generic_storage.rs:81:8 [INFO] [stdout] | [INFO] [stdout] 81 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_type_and_value` is never used [INFO] [stdout] --> src/day12/generic_utilities.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn print_type_and_value(_value: T) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_last` is never used [INFO] [stdout] --> src/day12/generic_utilities.rs:32:4 [INFO] [stdout] | [INFO] [stdout] 32 | fn get_last(_list: &[T]) -> Option<&T> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `swap_pair` is never used [INFO] [stdout] --> src/day12/generic_utilities.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn swap_pair(_pair: (T, T)) -> (T, T) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_index` is never used [INFO] [stdout] --> src/day12/generic_utilities.rs:42:4 [INFO] [stdout] | [INFO] [stdout] 42 | fn find_index(_list: &[T], _target: &T) -> Option { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day12/generic_utilities.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `get`, `unwrap`, and `map` are never used [INFO] [stdout] --> src/day12/wrapper_struct.rs:38:8 [INFO] [stdout] | [INFO] [stdout] 37 | impl Wrapper { [INFO] [stdout] | ------------------ associated items in this implementation [INFO] [stdout] 38 | fn new(_value: T) -> Wrapper { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 42 | fn get(&self) -> &T { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | fn unwrap(self) -> T { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 50 | fn map(self, _f: F) -> Wrapper [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `display` is never used [INFO] [stdout] --> src/day12/wrapper_struct.rs:62:8 [INFO] [stdout] | [INFO] [stdout] 61 | impl Wrapper { [INFO] [stdout] | ------------------------------------- method in this implementation [INFO] [stdout] 62 | fn display(&self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day12/wrapper_struct.rs:67:8 [INFO] [stdout] | [INFO] [stdout] 67 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_day13_exercises` is never used [INFO] [stdout] --> src/day13/mod.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn run_day13_exercises() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Product` is never constructed [INFO] [stdout] --> src/day13/comparable_product.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | struct Product { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_cheapest` is never used [INFO] [stdout] --> src/day13/comparable_product.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn find_cheapest(items: &[T]) -> &T { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_most_expensive` is never used [INFO] [stdout] --> src/day13/comparable_product.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn find_most_expensive(items: &[T]) -> &T { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day13/comparable_product.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Container` is never constructed [INFO] [stdout] --> src/day13/conditional_methods.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | struct Container { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/day13/conditional_methods.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 34 | impl Container { [INFO] [stdout] | -------------------- associated function in this implementation [INFO] [stdout] 35 | fn new(value: T) -> Container { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `duplicate` is never used [INFO] [stdout] --> src/day13/conditional_methods.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 41 | impl Container { [INFO] [stdout] | --------------------------- method in this implementation [INFO] [stdout] 42 | fn duplicate(&self) -> (T, T) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_greater_than` is never used [INFO] [stdout] --> src/day13/conditional_methods.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 48 | impl Container { [INFO] [stdout] | -------------------------------- method in this implementation [INFO] [stdout] 49 | fn is_greater_than(&self, other: &T) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `display` is never used [INFO] [stdout] --> src/day13/conditional_methods.rs:56:8 [INFO] [stdout] | [INFO] [stdout] 55 | impl Container { [INFO] [stdout] | ----------------------------- method in this implementation [INFO] [stdout] 56 | fn display(&self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day13/conditional_methods.rs:61:8 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Logger` is never used [INFO] [stdout] --> src/day13/logging_system.rs:29:7 [INFO] [stdout] | [INFO] [stdout] 29 | trait Logger { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ConsoleLogger` is never constructed [INFO] [stdout] --> src/day13/logging_system.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 40 | struct ConsoleLogger; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FileLogger` is never constructed [INFO] [stdout] --> src/day13/logging_system.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | struct FileLogger { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `log_multiple` is never used [INFO] [stdout] --> src/day13/logging_system.rs:63:4 [INFO] [stdout] | [INFO] [stdout] 63 | fn log_multiple(logger: &T, messages: &[&str]) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day13/logging_system.rs:69:8 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Shape` is never used [INFO] [stdout] --> src/day13/shape_trait.rs:28:7 [INFO] [stdout] | [INFO] [stdout] 28 | trait Shape { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Rectangle` is never constructed [INFO] [stdout] --> src/day13/shape_trait.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | struct Rectangle { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Circle` is never constructed [INFO] [stdout] --> src/day13/shape_trait.rs:50:8 [INFO] [stdout] | [INFO] [stdout] 50 | struct Circle { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_shape_info` is never used [INFO] [stdout] --> src/day13/shape_trait.rs:65:4 [INFO] [stdout] | [INFO] [stdout] 65 | fn print_shape_info(shape: &T) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day13/shape_trait.rs:70:8 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/day14/library_system.rs:55:18 [INFO] [stdout] | [INFO] [stdout] 55 | BookNotFound(u32), [INFO] [stdout] | ------------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `LibraryError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 55 - BookNotFound(u32), [INFO] [stdout] 55 + BookNotFound(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/day14/library_system.rs:56:23 [INFO] [stdout] | [INFO] [stdout] 56 | BookAlreadyExists(u32), [INFO] [stdout] | ----------------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `LibraryError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 56 - BookAlreadyExists(u32), [INFO] [stdout] 56 + BookAlreadyExists(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `InvalidOperation` is never constructed [INFO] [stdout] --> src/day14/library_system.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 54 | enum LibraryError { [INFO] [stdout] | ------------ variant in this enum [INFO] [stdout] ... [INFO] [stdout] 57 | InvalidOperation(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LibraryError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> src/day14/library_system.rs:68:5 [INFO] [stdout] | [INFO] [stdout] 67 | struct Book { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 68 | id: u32, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Book` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/day14/cache_system.rs:69:14 [INFO] [stdout] | [INFO] [stdout] 69 | NotFound(String), [INFO] [stdout] | -------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `CacheError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 69 - NotFound(String), [INFO] [stdout] 69 + NotFound(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/day14/cache_system.rs:70:13 [INFO] [stdout] | [INFO] [stdout] 70 | Expired(String), [INFO] [stdout] | ------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `CacheError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 70 - Expired(String), [INFO] [stdout] 70 + Expired(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `remove` is never used [INFO] [stdout] --> src/day14/cache_system.rs:130:8 [INFO] [stdout] | [INFO] [stdout] 99 | impl Cache { [INFO] [stdout] | ----------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 130 | fn remove(&mut self, key: &str) -> Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_balance` is never used [INFO] [stdout] --> src/day5/bank_account.rs:63:8 [INFO] [stdout] | [INFO] [stdout] 35 | impl BankAccount { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 63 | fn get_balance(&self) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_day7_exercises` is never used [INFO] [stdout] --> src/day7/mod.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn run_day7_exercises() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `TodoStatus` is never used [INFO] [stdout] --> src/day7/todo_system.rs:77:6 [INFO] [stdout] | [INFO] [stdout] 77 | enum TodoStatus { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Todo` is never constructed [INFO] [stdout] --> src/day7/todo_system.rs:87:8 [INFO] [stdout] | [INFO] [stdout] 87 | struct Todo { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `start`, `complete`, `is_completed`, and `status_text` are never used [INFO] [stdout] --> src/day7/todo_system.rs:97:8 [INFO] [stdout] | [INFO] [stdout] 95 | impl Todo { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 96 | // TODO: new 메서드 구현 [INFO] [stdout] 97 | fn new(id: u32, title: String, description: String) -> Todo { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 107 | fn start(&mut self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 112 | fn complete(&mut self) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 117 | fn is_completed(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 125 | fn status_text(&self) -> &str { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TodoList` is never constructed [INFO] [stdout] --> src/day7/todo_system.rs:136:8 [INFO] [stdout] | [INFO] [stdout] 136 | struct TodoList { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/day7/todo_system.rs:145:8 [INFO] [stdout] | [INFO] [stdout] 143 | impl TodoList { [INFO] [stdout] | ------------- associated items in this implementation [INFO] [stdout] 144 | // TODO: new 메서드 구현 [INFO] [stdout] 145 | fn new() -> TodoList { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 152 | fn add(&mut self, title: String, description: String) -> u32 { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 160 | fn get(&self, id: u32) -> Option<&Todo> { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 165 | fn get_mut(&mut self, id: u32) -> Option<&mut Todo> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 169 | fn remove(&mut self, id: u32) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 179 | fn list_all(&self) -> &Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 183 | fn list_by_status(&self, status: TodoStatus) -> Vec<&Todo> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 191 | fn count_by_status(&self, status: TodoStatus) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day7/todo_system.rs:199:8 [INFO] [stdout] | [INFO] [stdout] 199 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_day8_exercises` is never used [INFO] [stdout] --> src/day8/mod.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn run_day8_exercises() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day8/calculator_module.rs:54:8 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `add` is never used [INFO] [stdout] --> src/day8/calculator_module.rs:26:16 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn add(a: f64, b: f64) -> f64 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `subtract` is never used [INFO] [stdout] --> src/day8/calculator_module.rs:29:16 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn subtract(a: f64, b: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `multiply` is never used [INFO] [stdout] --> src/day8/calculator_module.rs:32:16 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn multiply(a: f64, b: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `divide` is never used [INFO] [stdout] --> src/day8/calculator_module.rs:35:16 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn divide(a: f64, b: f64) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `power` is never used [INFO] [stdout] --> src/day8/calculator_module.rs:44:16 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn power(base: f64, exponent: f64) -> f64 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `square_root` is never used [INFO] [stdout] --> src/day8/calculator_module.rs:48:16 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn square_root(x: f64) -> Option { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day8/config_management.rs:55:8 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `AppConfig` is never constructed [INFO] [stdout] --> src/day8/config_management.rs:29:16 [INFO] [stdout] | [INFO] [stdout] 29 | pub struct AppConfig { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `get_app_name`, and `enable_debug` are never used [INFO] [stdout] --> src/day8/config_management.rs:37:16 [INFO] [stdout] | [INFO] [stdout] 36 | impl AppConfig { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 37 | pub fn new(app_name: String, version: String) -> AppConfig { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 45 | pub fn get_app_name(&self) -> &str { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn enable_debug(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day8/library_system.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Book` is never constructed [INFO] [stdout] --> src/day8/library_system.rs:24:20 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct Book { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_book` is never used [INFO] [stdout] --> src/day8/library_system.rs:29:16 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn create_book(title: String, author: String) -> Book { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Member` is never constructed [INFO] [stdout] --> src/day8/library_system.rs:37:20 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct Member { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_member` is never used [INFO] [stdout] --> src/day8/library_system.rs:42:16 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn create_member(name: String, id: u32) -> Member { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_day9_exercises` is never used [INFO] [stdout] --> src/day9/mod.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn run_day9_exercises() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `PhoneBook` is never constructed [INFO] [stdout] --> src/day9/phone_book.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 31 | struct PhoneBook { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `add`, `get`, `remove`, and `list_all` are never used [INFO] [stdout] --> src/day9/phone_book.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 38 | impl PhoneBook { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 39 | // TODO: new 메서드를 구현하세요 [INFO] [stdout] 40 | fn new() -> PhoneBook { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | fn add(&mut self, _name: String, _phone: String) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 52 | fn get(&self, _name: &str) -> Option<&String> { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | fn remove(&mut self, _name: &str) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | fn list_all(&self) -> Vec<(&String, &String)> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day9/phone_book.rs:75:8 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `calculate_average` is never used [INFO] [stdout] --> src/day9/student_grades.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn calculate_average(_scores: &Vec) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_highest` is never used [INFO] [stdout] --> src/day9/student_grades.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn find_highest(_scores: &Vec) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_lowest` is never used [INFO] [stdout] --> src/day9/student_grades.rs:51:4 [INFO] [stdout] | [INFO] [stdout] 51 | fn find_lowest(_scores: &Vec) -> Option { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `filter_passing` is never used [INFO] [stdout] --> src/day9/student_grades.rs:66:4 [INFO] [stdout] | [INFO] [stdout] 66 | fn filter_passing(_scores: &Vec, _passing_score: i32) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day9/student_grades.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `count_words` is never used [INFO] [stdout] --> src/day9/word_frequency.rs:20:4 [INFO] [stdout] | [INFO] [stdout] 20 | fn count_words(_text: &str) -> HashMap { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_most_frequent` is never used [INFO] [stdout] --> src/day9/word_frequency.rs:32:4 [INFO] [stdout] | [INFO] [stdout] 32 | fn find_most_frequent(_word_counts: &HashMap) -> Option<(String, usize)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/day9/word_frequency.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s [INFO] running `Command { std: "docker" "inspect" "4bbd494931a7eb9adb0c585ed175149ff434f83795578860dd2e58fbada4a4b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4bbd494931a7eb9adb0c585ed175149ff434f83795578860dd2e58fbada4a4b9", kill_on_drop: false }` [INFO] [stdout] 4bbd494931a7eb9adb0c585ed175149ff434f83795578860dd2e58fbada4a4b9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5c99f908f15001d2c55d38aa63a3f691ea0119b46ff85f5da59528b6c69f1726 [INFO] running `Command { std: "docker" "start" "-a" "5c99f908f15001d2c55d38aa63a3f691ea0119b46ff85f5da59528b6c69f1726", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::future::Pending` [INFO] [stderr] --> src/day7/todo_system.rs:73:5 [INFO] [stderr] | [INFO] [stderr] 73 | use std::future::Pending; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `str` [INFO] [stderr] --> src/day6/vehicle.rs:38:22 [INFO] [stderr] | [INFO] [stderr] 38 | Vehicle::Car(str) => 30, [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_str` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/day6/vehicle.rs:40:26 [INFO] [stderr] | [INFO] [stderr] 40 | Vehicle::Train { line, station } => 20, [INFO] [stderr] | ^^^^ help: try ignoring the field: `line: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `station` [INFO] [stderr] --> src/day6/vehicle.rs:40:32 [INFO] [stderr] | [INFO] [stderr] 40 | Vehicle::Train { line, station } => 20, [INFO] [stderr] | ^^^^^^^ help: try ignoring the field: `station: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `str` [INFO] [stderr] --> src/day6/vehicle.rs:48:22 [INFO] [stderr] | [INFO] [stderr] 48 | Vehicle::Car(str) => format!("차종으로 이동"), [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_str` [INFO] [stderr] [INFO] [stderr] warning: function `run_day10_exercises` is never used [INFO] [stderr] --> src/day10/mod.rs:6:8 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn run_day10_exercises() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: enum `FileError` is never used [INFO] [stderr] --> src/day10/file_simulator.rs:30:6 [INFO] [stderr] | [INFO] [stderr] 30 | enum FileError { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `read_file` is never used [INFO] [stderr] --> src/day10/file_simulator.rs:37:4 [INFO] [stderr] | [INFO] [stderr] 37 | fn read_file(_filename: &str) -> Result { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `parse_csv` is never used [INFO] [stderr] --> src/day10/file_simulator.rs:47:4 [INFO] [stderr] | [INFO] [stderr] 47 | fn parse_csv(_content: &str) -> Result, FileError> { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `read_and_parse` is never used [INFO] [stderr] --> src/day10/file_simulator.rs:58:4 [INFO] [stderr] | [INFO] [stderr] 58 | fn read_and_parse(_filename: &str) -> Result, FileError> { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run` is never used [INFO] [stderr] --> src/day10/file_simulator.rs:64:8 [INFO] [stderr] | [INFO] [stderr] 64 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function `safe_divide_result` is never used [INFO] [stderr] --> src/day10/safe_division.rs:16:4 [INFO] [stderr] | [INFO] [stderr] 16 | fn safe_divide_result(_a: i32, _b: i32) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `safe_divide_option` is never used [INFO] [stderr] --> src/day10/safe_division.rs:24:4 [INFO] [stderr] | [INFO] [stderr] 24 | fn safe_divide_option(_a: i32, _b: i32) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run` is never used [INFO] [stderr] --> src/day10/safe_division.rs:31:8 [INFO] [stderr] | [INFO] [stderr] 31 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Student` is never constructed [INFO] [stderr] --> src/day10/student_registry.rs:32:8 [INFO] [stderr] | [INFO] [stderr] 32 | struct Student { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `StudentRegistry` is never constructed [INFO] [stderr] --> src/day10/student_registry.rs:39:8 [INFO] [stderr] | [INFO] [stderr] 39 | struct StudentRegistry { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated items `new`, `add_student`, `find_by_name`, and `get_grade` are never used [INFO] [stderr] --> src/day10/student_registry.rs:46:8 [INFO] [stderr] | [INFO] [stderr] 44 | impl StudentRegistry { [INFO] [stderr] | -------------------- associated items in this implementation [INFO] [stderr] 45 | // TODO: new 메서드를 구현하세요 [INFO] [stderr] 46 | fn new() -> StudentRegistry { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 53 | fn add_student(&mut self, _student: Student) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 58 | fn find_by_name(&self, _name: &str) -> Option<&Student> { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 63 | fn get_grade(&self, _name: &str) -> Option { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run` is never used [INFO] [stderr] --> src/day10/student_registry.rs:75:8 [INFO] [stderr] | [INFO] [stderr] 75 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run_day11_exercises` is never used [INFO] [stderr] --> src/day11/mod.rs:6:8 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn run_day11_exercises() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `safe_add` is never used [INFO] [stderr] --> src/day11/calculator_chaining.rs:27:4 [INFO] [stderr] | [INFO] [stderr] 27 | fn safe_add(_a: i32, _b: i32) -> Result { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `safe_multiply` is never used [INFO] [stderr] --> src/day11/calculator_chaining.rs:33:4 [INFO] [stderr] | [INFO] [stderr] 33 | fn safe_multiply(_a: i32, _b: i32) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `safe_divide` is never used [INFO] [stderr] --> src/day11/calculator_chaining.rs:39:4 [INFO] [stderr] | [INFO] [stderr] 39 | fn safe_divide(_a: i32, _b: i32) -> Result { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `calculate_formula` is never used [INFO] [stderr] --> src/day11/calculator_chaining.rs:48:4 [INFO] [stderr] | [INFO] [stderr] 48 | fn calculate_formula(_a: i32, _b: i32, _c: i32) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run` is never used [INFO] [stderr] --> src/day11/calculator_chaining.rs:54:8 [INFO] [stderr] | [INFO] [stderr] 54 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: enum `DataError` is never used [INFO] [stderr] --> src/day11/data_pipeline.rs:38:6 [INFO] [stderr] | [INFO] [stderr] 38 | enum DataError { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `read_raw_data` is never used [INFO] [stderr] --> src/day11/data_pipeline.rs:47:4 [INFO] [stderr] | [INFO] [stderr] 47 | fn read_raw_data(_id: u32) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `parse_numbers` is never used [INFO] [stderr] --> src/day11/data_pipeline.rs:67:4 [INFO] [stderr] | [INFO] [stderr] 67 | fn parse_numbers(_raw: &str) -> Result, DataError> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `validate_numbers` is never used [INFO] [stderr] --> src/day11/data_pipeline.rs:75:4 [INFO] [stderr] | [INFO] [stderr] 75 | fn validate_numbers(_numbers: &[i32]) -> Result<(), DataError> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `calculate_average` is never used [INFO] [stderr] --> src/day11/data_pipeline.rs:85:4 [INFO] [stderr] | [INFO] [stderr] 85 | fn calculate_average(_numbers: &[i32]) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `process_data_pipeline` is never used [INFO] [stderr] --> src/day11/data_pipeline.rs:97:4 [INFO] [stderr] | [INFO] [stderr] 97 | fn process_data_pipeline(_id: u32) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run` is never used [INFO] [stderr] --> src/day11/data_pipeline.rs:104:8 [INFO] [stderr] | [INFO] [stderr] 104 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: enum `RegistrationError` is never used [INFO] [stderr] --> src/day11/user_registration.rs:41:6 [INFO] [stderr] | [INFO] [stderr] 41 | enum RegistrationError { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `validate_email` is never used [INFO] [stderr] --> src/day11/user_registration.rs:58:4 [INFO] [stderr] | [INFO] [stderr] 58 | fn validate_email(_email: &str) -> Result<(), RegistrationError> { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `validate_password` is never used [INFO] [stderr] --> src/day11/user_registration.rs:66:4 [INFO] [stderr] | [INFO] [stderr] 66 | fn validate_password(_password: &str) -> Result<(), RegistrationError> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `validate_age` is never used [INFO] [stderr] --> src/day11/user_registration.rs:74:4 [INFO] [stderr] | [INFO] [stderr] 74 | fn validate_age(_age: u8) -> Result<(), RegistrationError> { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `register_user` is never used [INFO] [stderr] --> src/day11/user_registration.rs:87:4 [INFO] [stderr] | [INFO] [stderr] 87 | fn register_user( [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run` is never used [INFO] [stderr] --> src/day11/user_registration.rs:104:8 [INFO] [stderr] | [INFO] [stderr] 104 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run_day12_exercises` is never used [INFO] [stderr] --> src/day12/mod.rs:6:8 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn run_day12_exercises() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated items `new`, `add`, `get`, `remove`, `len`, and `is_empty` are never used [INFO] [stderr] --> src/day12/generic_storage.rs:43:8 [INFO] [stderr] | [INFO] [stderr] 42 | impl Storage { [INFO] [stderr] | ------------------ associated items in this implementation [INFO] [stderr] 43 | fn new() -> Storage { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 47 | fn add(&mut self, _item: T) { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 51 | fn get(&self, _index: usize) -> Option<&T> { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 55 | fn remove(&mut self, _index: usize) -> Option { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 63 | fn len(&self) -> usize { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 67 | fn is_empty(&self) -> bool { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `display_all` is never used [INFO] [stderr] --> src/day12/generic_storage.rs:74:8 [INFO] [stderr] | [INFO] [stderr] 73 | impl Storage { [INFO] [stderr] | ------------------------------------- method in this implementation [INFO] [stderr] 74 | fn display_all(&self) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run` is never used [INFO] [stderr] --> src/day12/generic_storage.rs:81:8 [INFO] [stderr] | [INFO] [stderr] 81 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function `print_type_and_value` is never used [INFO] [stderr] --> src/day12/generic_utilities.rs:26:4 [INFO] [stderr] | [INFO] [stderr] 26 | fn print_type_and_value(_value: T) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `get_last` is never used [INFO] [stderr] --> src/day12/generic_utilities.rs:32:4 [INFO] [stderr] | [INFO] [stderr] 32 | fn get_last(_list: &[T]) -> Option<&T> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `swap_pair` is never used [INFO] [stderr] --> src/day12/generic_utilities.rs:37:4 [INFO] [stderr] | [INFO] [stderr] 37 | fn swap_pair(_pair: (T, T)) -> (T, T) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `find_index` is never used [INFO] [stderr] --> src/day12/generic_utilities.rs:42:4 [INFO] [stderr] | [INFO] [stderr] 42 | fn find_index(_list: &[T], _target: &T) -> Option { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run` is never used [INFO] [stderr] --> src/day12/generic_utilities.rs:46:8 [INFO] [stderr] | [INFO] [stderr] 46 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated items `new`, `get`, `unwrap`, and `map` are never used [INFO] [stderr] --> src/day12/wrapper_struct.rs:38:8 [INFO] [stderr] | [INFO] [stderr] 37 | impl Wrapper { [INFO] [stderr] | ------------------ associated items in this implementation [INFO] [stderr] 38 | fn new(_value: T) -> Wrapper { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 42 | fn get(&self) -> &T { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 46 | fn unwrap(self) -> T { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 50 | fn map(self, _f: F) -> Wrapper [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: method `display` is never used [INFO] [stderr] --> src/day12/wrapper_struct.rs:62:8 [INFO] [stderr] | [INFO] [stderr] 61 | impl Wrapper { [INFO] [stderr] | ------------------------------------- method in this implementation [INFO] [stderr] 62 | fn display(&self) { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run` is never used [INFO] [stderr] --> src/day12/wrapper_struct.rs:67:8 [INFO] [stderr] | [INFO] [stderr] 67 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run_day13_exercises` is never used [INFO] [stderr] --> src/day13/mod.rs:6:8 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn run_day13_exercises() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Product` is never constructed [INFO] [stderr] --> src/day13/comparable_product.rs:27:8 [INFO] [stderr] | [INFO] [stderr] 27 | struct Product { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `find_cheapest` is never used [INFO] [stderr] --> src/day13/comparable_product.rs:40:4 [INFO] [stderr] | [INFO] [stderr] 40 | fn find_cheapest(items: &[T]) -> &T { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `find_most_expensive` is never used [INFO] [stderr] --> src/day13/comparable_product.rs:45:4 [INFO] [stderr] | [INFO] [stderr] 45 | fn find_most_expensive(items: &[T]) -> &T { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run` is never used [INFO] [stderr] --> src/day13/comparable_product.rs:49:8 [INFO] [stderr] | [INFO] [stderr] 49 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Container` is never constructed [INFO] [stderr] --> src/day13/conditional_methods.rs:29:8 [INFO] [stderr] | [INFO] [stderr] 29 | struct Container { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `new` is never used [INFO] [stderr] --> src/day13/conditional_methods.rs:35:8 [INFO] [stderr] | [INFO] [stderr] 34 | impl Container { [INFO] [stderr] | -------------------- associated function in this implementation [INFO] [stderr] 35 | fn new(value: T) -> Container { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: method `duplicate` is never used [INFO] [stderr] --> src/day13/conditional_methods.rs:42:8 [INFO] [stderr] | [INFO] [stderr] 41 | impl Container { [INFO] [stderr] | --------------------------- method in this implementation [INFO] [stderr] 42 | fn duplicate(&self) -> (T, T) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `is_greater_than` is never used [INFO] [stderr] --> src/day13/conditional_methods.rs:49:8 [INFO] [stderr] | [INFO] [stderr] 48 | impl Container { [INFO] [stderr] | -------------------------------- method in this implementation [INFO] [stderr] 49 | fn is_greater_than(&self, other: &T) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `display` is never used [INFO] [stderr] --> src/day13/conditional_methods.rs:56:8 [INFO] [stderr] | [INFO] [stderr] 55 | impl Container { [INFO] [stderr] | ----------------------------- method in this implementation [INFO] [stderr] 56 | fn display(&self) { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run` is never used [INFO] [stderr] --> src/day13/conditional_methods.rs:61:8 [INFO] [stderr] | [INFO] [stderr] 61 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: trait `Logger` is never used [INFO] [stderr] --> src/day13/logging_system.rs:29:7 [INFO] [stderr] | [INFO] [stderr] 29 | trait Logger { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `ConsoleLogger` is never constructed [INFO] [stderr] --> src/day13/logging_system.rs:40:8 [INFO] [stderr] | [INFO] [stderr] 40 | struct ConsoleLogger; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `FileLogger` is never constructed [INFO] [stderr] --> src/day13/logging_system.rs:49:8 [INFO] [stderr] | [INFO] [stderr] 49 | struct FileLogger { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `log_multiple` is never used [INFO] [stderr] --> src/day13/logging_system.rs:63:4 [INFO] [stderr] | [INFO] [stderr] 63 | fn log_multiple(logger: &T, messages: &[&str]) { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run` is never used [INFO] [stderr] --> src/day13/logging_system.rs:69:8 [INFO] [stderr] | [INFO] [stderr] 69 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: trait `Shape` is never used [INFO] [stderr] --> src/day13/shape_trait.rs:28:7 [INFO] [stderr] | [INFO] [stderr] 28 | trait Shape { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Rectangle` is never constructed [INFO] [stderr] --> src/day13/shape_trait.rs:34:8 [INFO] [stderr] | [INFO] [stderr] 34 | struct Rectangle { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Circle` is never constructed [INFO] [stderr] --> src/day13/shape_trait.rs:50:8 [INFO] [stderr] | [INFO] [stderr] 50 | struct Circle { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `print_shape_info` is never used [INFO] [stderr] --> src/day13/shape_trait.rs:65:4 [INFO] [stderr] | [INFO] [stderr] 65 | fn print_shape_info(shape: &T) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run` is never used [INFO] [stderr] --> src/day13/shape_trait.rs:70:8 [INFO] [stderr] | [INFO] [stderr] 70 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/day14/library_system.rs:55:18 [INFO] [stderr] | [INFO] [stderr] 55 | BookNotFound(u32), [INFO] [stderr] | ------------ ^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `LibraryError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 55 - BookNotFound(u32), [INFO] [stderr] 55 + BookNotFound(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/day14/library_system.rs:56:23 [INFO] [stderr] | [INFO] [stderr] 56 | BookAlreadyExists(u32), [INFO] [stderr] | ----------------- ^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `LibraryError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 56 - BookAlreadyExists(u32), [INFO] [stderr] 56 + BookAlreadyExists(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: variant `InvalidOperation` is never constructed [INFO] [stderr] --> src/day14/library_system.rs:57:5 [INFO] [stderr] | [INFO] [stderr] 54 | enum LibraryError { [INFO] [stderr] | ------------ variant in this enum [INFO] [stderr] ... [INFO] [stderr] 57 | InvalidOperation(String), [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `LibraryError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: field `id` is never read [INFO] [stderr] --> src/day14/library_system.rs:68:5 [INFO] [stderr] | [INFO] [stderr] 67 | struct Book { [INFO] [stderr] | ---- field in this struct [INFO] [stderr] 68 | id: u32, [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = note: `Book` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/day14/cache_system.rs:69:14 [INFO] [stderr] | [INFO] [stderr] 69 | NotFound(String), [INFO] [stderr] | -------- ^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `CacheError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 69 - NotFound(String), [INFO] [stderr] 69 + NotFound(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/day14/cache_system.rs:70:13 [INFO] [stderr] | [INFO] [stderr] 70 | Expired(String), [INFO] [stderr] | ------- ^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `CacheError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 70 - Expired(String), [INFO] [stderr] 70 + Expired(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: method `remove` is never used [INFO] [stderr] --> src/day14/cache_system.rs:130:8 [INFO] [stderr] | [INFO] [stderr] 99 | impl Cache { [INFO] [stderr] | ----------------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 130 | fn remove(&mut self, key: &str) -> Result { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `get_balance` is never used [INFO] [stderr] --> src/day5/bank_account.rs:63:8 [INFO] [stderr] | [INFO] [stderr] 35 | impl BankAccount { [INFO] [stderr] | ---------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 63 | fn get_balance(&self) -> f64 { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run_day7_exercises` is never used [INFO] [stderr] --> src/day7/mod.rs:4:8 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn run_day7_exercises() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum `TodoStatus` is never used [INFO] [stderr] --> src/day7/todo_system.rs:77:6 [INFO] [stderr] | [INFO] [stderr] 77 | enum TodoStatus { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Todo` is never constructed [INFO] [stderr] --> src/day7/todo_system.rs:87:8 [INFO] [stderr] | [INFO] [stderr] 87 | struct Todo { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated items `new`, `start`, `complete`, `is_completed`, and `status_text` are never used [INFO] [stderr] --> src/day7/todo_system.rs:97:8 [INFO] [stderr] | [INFO] [stderr] 95 | impl Todo { [INFO] [stderr] | --------- associated items in this implementation [INFO] [stderr] 96 | // TODO: new 메서드 구현 [INFO] [stderr] 97 | fn new(id: u32, title: String, description: String) -> Todo { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 107 | fn start(&mut self) { [INFO] [stderr] | ^^^^^ [INFO] [stderr] ... [INFO] [stderr] 112 | fn complete(&mut self) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 117 | fn is_completed(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 125 | fn status_text(&self) -> &str { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `TodoList` is never constructed [INFO] [stderr] --> src/day7/todo_system.rs:136:8 [INFO] [stderr] | [INFO] [stderr] 136 | struct TodoList { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: multiple associated items are never used [INFO] [stderr] --> src/day7/todo_system.rs:145:8 [INFO] [stderr] | [INFO] [stderr] 143 | impl TodoList { [INFO] [stderr] | ------------- associated items in this implementation [INFO] [stderr] 144 | // TODO: new 메서드 구현 [INFO] [stderr] 145 | fn new() -> TodoList { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 152 | fn add(&mut self, title: String, description: String) -> u32 { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 160 | fn get(&self, id: u32) -> Option<&Todo> { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 165 | fn get_mut(&mut self, id: u32) -> Option<&mut Todo> { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 169 | fn remove(&mut self, id: u32) -> bool { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 179 | fn list_all(&self) -> &Vec { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 183 | fn list_by_status(&self, status: TodoStatus) -> Vec<&Todo> { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 191 | fn count_by_status(&self, status: TodoStatus) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run` is never used [INFO] [stderr] --> src/day7/todo_system.rs:199:8 [INFO] [stderr] | [INFO] [stderr] 199 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run_day8_exercises` is never used [INFO] [stderr] --> src/day8/mod.rs:6:8 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn run_day8_exercises() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run` is never used [INFO] [stderr] --> src/day8/calculator_module.rs:54:8 [INFO] [stderr] | [INFO] [stderr] 54 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function `add` is never used [INFO] [stderr] --> src/day8/calculator_module.rs:26:16 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn add(a: f64, b: f64) -> f64 { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function `subtract` is never used [INFO] [stderr] --> src/day8/calculator_module.rs:29:16 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn subtract(a: f64, b: f64) -> f64 { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `multiply` is never used [INFO] [stderr] --> src/day8/calculator_module.rs:32:16 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn multiply(a: f64, b: f64) -> f64 { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `divide` is never used [INFO] [stderr] --> src/day8/calculator_module.rs:35:16 [INFO] [stderr] | [INFO] [stderr] 35 | pub fn divide(a: f64, b: f64) -> Option { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `power` is never used [INFO] [stderr] --> src/day8/calculator_module.rs:44:16 [INFO] [stderr] | [INFO] [stderr] 44 | pub fn power(base: f64, exponent: f64) -> f64 { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `square_root` is never used [INFO] [stderr] --> src/day8/calculator_module.rs:48:16 [INFO] [stderr] | [INFO] [stderr] 48 | pub fn square_root(x: f64) -> Option { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run` is never used [INFO] [stderr] --> src/day8/config_management.rs:55:8 [INFO] [stderr] | [INFO] [stderr] 55 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `AppConfig` is never constructed [INFO] [stderr] --> src/day8/config_management.rs:29:16 [INFO] [stderr] | [INFO] [stderr] 29 | pub struct AppConfig { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated items `new`, `get_app_name`, and `enable_debug` are never used [INFO] [stderr] --> src/day8/config_management.rs:37:16 [INFO] [stderr] | [INFO] [stderr] 36 | impl AppConfig { [INFO] [stderr] | -------------- associated items in this implementation [INFO] [stderr] 37 | pub fn new(app_name: String, version: String) -> AppConfig { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 45 | pub fn get_app_name(&self) -> &str { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 49 | pub fn enable_debug(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run` is never used [INFO] [stderr] --> src/day8/library_system.rs:48:8 [INFO] [stderr] | [INFO] [stderr] 48 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Book` is never constructed [INFO] [stderr] --> src/day8/library_system.rs:24:20 [INFO] [stderr] | [INFO] [stderr] 24 | pub struct Book { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `create_book` is never used [INFO] [stderr] --> src/day8/library_system.rs:29:16 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn create_book(title: String, author: String) -> Book { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Member` is never constructed [INFO] [stderr] --> src/day8/library_system.rs:37:20 [INFO] [stderr] | [INFO] [stderr] 37 | pub struct Member { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `create_member` is never used [INFO] [stderr] --> src/day8/library_system.rs:42:16 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn create_member(name: String, id: u32) -> Member { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run_day9_exercises` is never used [INFO] [stderr] --> src/day9/mod.rs:6:8 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn run_day9_exercises() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `PhoneBook` is never constructed [INFO] [stderr] --> src/day9/phone_book.rs:31:8 [INFO] [stderr] | [INFO] [stderr] 31 | struct PhoneBook { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated items `new`, `add`, `get`, `remove`, and `list_all` are never used [INFO] [stderr] --> src/day9/phone_book.rs:40:8 [INFO] [stderr] | [INFO] [stderr] 38 | impl PhoneBook { [INFO] [stderr] | -------------- associated items in this implementation [INFO] [stderr] 39 | // TODO: new 메서드를 구현하세요 [INFO] [stderr] 40 | fn new() -> PhoneBook { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 47 | fn add(&mut self, _name: String, _phone: String) { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 52 | fn get(&self, _name: &str) -> Option<&String> { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 57 | fn remove(&mut self, _name: &str) -> bool { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 62 | fn list_all(&self) -> Vec<(&String, &String)> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run` is never used [INFO] [stderr] --> src/day9/phone_book.rs:75:8 [INFO] [stderr] | [INFO] [stderr] 75 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function `calculate_average` is never used [INFO] [stderr] --> src/day9/student_grades.rs:26:4 [INFO] [stderr] | [INFO] [stderr] 26 | fn calculate_average(_scores: &Vec) -> f64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `find_highest` is never used [INFO] [stderr] --> src/day9/student_grades.rs:36:4 [INFO] [stderr] | [INFO] [stderr] 36 | fn find_highest(_scores: &Vec) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `find_lowest` is never used [INFO] [stderr] --> src/day9/student_grades.rs:51:4 [INFO] [stderr] | [INFO] [stderr] 51 | fn find_lowest(_scores: &Vec) -> Option { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `filter_passing` is never used [INFO] [stderr] --> src/day9/student_grades.rs:66:4 [INFO] [stderr] | [INFO] [stderr] 66 | fn filter_passing(_scores: &Vec, _passing_score: i32) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run` is never used [INFO] [stderr] --> src/day9/student_grades.rs:77:8 [INFO] [stderr] | [INFO] [stderr] 77 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function `count_words` is never used [INFO] [stderr] --> src/day9/word_frequency.rs:20:4 [INFO] [stderr] | [INFO] [stderr] 20 | fn count_words(_text: &str) -> HashMap { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `find_most_frequent` is never used [INFO] [stderr] --> src/day9/word_frequency.rs:32:4 [INFO] [stderr] | [INFO] [stderr] 32 | fn find_most_frequent(_word_counts: &HashMap) -> Option<(String, usize)> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run` is never used [INFO] [stderr] --> src/day9/word_frequency.rs:46:8 [INFO] [stderr] | [INFO] [stderr] 46 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: `rust-basic` (bin "rust-basic" test) generated 113 warnings (run `cargo fix --bin "rust-basic" -p rust-basic --tests` to apply 5 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_basic-7c216c6f3df48361) [INFO] [stdout] [INFO] [stdout] running 26 tests [INFO] [stdout] test day5::bank_account::tests::test_withdraw ... ok [INFO] [stdout] test day5::bank_account::tests::test_account_creation ... ok [INFO] [stdout] test day5::bank_account::tests::test_deposit ... ok [INFO] [stdout] test day5::bank_account::tests::test_insufficient_balance ... ok [INFO] [stdout] test day5::book::tests::test_book_borrow ... ok [INFO] [stdout] test day5::book::tests::test_book_description ... ok [INFO] [stdout] test day5::point::tests::test_distance_from_origin ... ok [INFO] [stdout] test day5::point::tests::test_point_creation ... ok [INFO] [stdout] test day6::calculator::tests::test_divide ... ok [INFO] [stdout] test day6::calculator::tests::test_divide_by_zero ... ok [INFO] [stdout] test day6::calculator::tests::test_subtract ... ok [INFO] [stdout] test day6::message::tests::test_filter_long_videos ... ok [INFO] [stdout] test day6::vehicle::tests::test_bicycle_travel_time ... ok [INFO] [stdout] test day6::vehicle::tests::test_car_travel_time ... ok [INFO] [stdout] test day6::message::tests::test_process_text ... ok [INFO] [stdout] test day5::book::tests::test_book_creation ... ok [INFO] [stdout] test day6::message::tests::test_process_video ... ok [INFO] [stdout] test day6::vehicle::tests::test_bicycle_describe ... ok [INFO] [stdout] test day5::book::tests::test_book_return ... ok [INFO] [stdout] test day6::calculator::tests::test_add ... ok [INFO] [stdout] test day5::point::tests::test_distance_to ... ok [INFO] [stdout] test day6::vehicle::tests::test_train_travel_time ... ok [INFO] [stdout] test day6::message::tests::test_process_image ... ok [INFO] [stdout] test day6::vehicle::tests::test_car_describe ... ok [INFO] [stdout] test day6::calculator::tests::test_multiply ... ok [INFO] [stdout] test day6::vehicle::tests::test_train_describe ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- day6::vehicle::tests::test_train_describe stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'day6::vehicle::tests::test_train_describe' (49) panicked at src/day6/vehicle.rs:106:9: [INFO] [stdout] assertion `left == right` failed [INFO] [stdout] left: "노선 1호선의 역삼역역에서 기차로 이동" [INFO] [stdout] right: "노선 1호선의 역삼역에서 기차로 이동" [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x6471dacb2c02 - std::backtrace_rs::backtrace::libunwind::trace::h9ea1e07ac77a25d7 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x6471dacb2c02 - std::backtrace_rs::backtrace::trace_unsynchronized::h72b75eb83b53d15a [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x6471dacb2c02 - std::sys::backtrace::_print_fmt::h255777b7ec902439 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x6471dacb2c02 - ::fmt::h8a1ac49fcd7ee8ce [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x6471dacc30bf - core::fmt::rt::Argument::fmt::h635cbf3c6754cc90 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x6471dacc30bf - core::fmt::write::hbdcc0ec4f1bab1db [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/mod.rs:1469:25 [INFO] [stdout] 6: 0x6471dac805a3 - std::io::default_write_fmt::h2580ece0d4b58e51 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x6471dac805a3 - std::io::Write::write_fmt::hac9e42858f273b87 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x6471dac8c472 - std::sys::backtrace::BacktraceLock::print::h052febbd86f7bf07 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x6471dac90f4f - std::panicking::default_hook::{{closure}}::h66aeee20dd470abb [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x6471dac90de1 - std::panicking::default_hook::h9d66b9642014ce48 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:325:9 [INFO] [stdout] 11: 0x6471dac53fae - as core::ops::function::Fn>::call::h8c698701e444e564 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2099:9 [INFO] [stdout] 12: 0x6471dac53fae - test::test_main_with_exit_callback::{{closure}}::ha1c98e7b69c4defb [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x6471dac9155f - as core::ops::function::Fn>::call::hc4f222a8a57c637a [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2099:9 [INFO] [stdout] 14: 0x6471dac9155f - std::panicking::panic_with_hook::h6d5921a1a1fa5a8e [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:842:13 [INFO] [stdout] 15: 0x6471dac913ba - std::panicking::panic_handler::{{closure}}::hafeef6f707d43542 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:707:13 [INFO] [stdout] 16: 0x6471dac8c5a9 - std::sys::backtrace::__rust_end_short_backtrace::h08cbc3319a3d0120 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 17: 0x6471dac74e9d - __rustc[ce5c411ff86ab1b2]::rust_begin_unwind [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:698:5 [INFO] [stdout] 18: 0x6471dacca930 - core::panicking::panic_fmt::h774fb860369a0f7b [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panicking.rs:80:14 [INFO] [stdout] 19: 0x6471dacca733 - core::panicking::assert_failed_inner::hbdde3a71af798a31 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panicking.rs:444:17 [INFO] [stdout] 20: 0x6471dac32383 - core::panicking::assert_failed::hf69989c0289b538d [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panicking.rs:399:5 [INFO] [stdout] 21: 0x6471dac30081 - rust_basic::day6::vehicle::tests::test_train_describe::h8e1dda61359168ac [INFO] [stdout] at /opt/rustwide/workdir/src/day6/vehicle.rs:106:9 [INFO] [stdout] 22: 0x6471dac300d7 - rust_basic::day6::vehicle::tests::test_train_describe::{{closure}}::hd9f1b5ecec61a504 [INFO] [stdout] at /opt/rustwide/workdir/src/day6/vehicle.rs:100:29 [INFO] [stdout] 23: 0x6471dac31186 - core::ops::function::FnOnce::call_once::hc2938ffb2ad7011c [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x6471dac53dfb - core::ops::function::FnOnce::call_once::h4f6eabe90cccb47d [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x6471dac53dfb - test::__rust_begin_short_backtrace::h94208530f2b4c8c7 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x6471dac67e0d - test::run_test_in_process::{{closure}}::hbdc6a45a78c46404 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x6471dac67e0d - as core::ops::function::FnOnce<()>>::call_once::h7f9d8efc7eedd165 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 28: 0x6471dac67e0d - std::panicking::catch_unwind::do_call::he5edbaf126c13b99 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40 [INFO] [stdout] 29: 0x6471dac67e0d - std::panicking::catch_unwind::h3d6a8652eceeabce [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19 [INFO] [stdout] 30: 0x6471dac67e0d - std::panic::catch_unwind::hbef0c501dd7bb498 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x6471dac67e0d - test::run_test_in_process::h400008a46a5006a0 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x6471dac67e0d - test::run_test::{{closure}}::h9a131655b31d9427 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x6471dac41354 - test::run_test::{{closure}}::he4a7177c216308c0 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x6471dac41354 - std::sys::backtrace::__rust_begin_short_backtrace::hd3980e9c55d6c539 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 35: 0x6471dac44c8a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h18552df67c7aa9b8 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/mod.rs:562:17 [INFO] [stdout] 36: 0x6471dac44c8a - as core::ops::function::FnOnce<()>>::call_once::h3d7b285234641a08 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 37: 0x6471dac44c8a - std::panicking::catch_unwind::do_call::h5a2b5cf36528a5b2 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40 [INFO] [stdout] 38: 0x6471dac44c8a - std::panicking::catch_unwind::h7e8b531bbda77d20 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19 [INFO] [stdout] 39: 0x6471dac44c8a - std::panic::catch_unwind::hf9bbb2040b4f1e6c [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x6471dac44c8a - std::thread::Builder::spawn_unchecked_::{{closure}}::h600f92cf68549574 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/mod.rs:560:30 [INFO] [stdout] 41: 0x6471dac44c8a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb6607307df8a1847 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x6471dac879af - as core::ops::function::FnOnce>::call_once::h6891ad53a5ed6f52 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2085:9 [INFO] [stdout] 43: 0x6471dac879af - std::sys::thread::unix::Thread::new::thread_start::h7f3e77fa86df70af [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/thread/unix.rs:124:17 [INFO] [stdout] 44: 0x7e63a1361aa4 - [INFO] [stdout] 45: 0x7e63a13eea64 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] day6::vehicle::tests::test_train_describe [INFO] [stdout] [INFO] [stdout] test result: FAILED. 25 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--bin rust-basic` [INFO] running `Command { std: "docker" "inspect" "5c99f908f15001d2c55d38aa63a3f691ea0119b46ff85f5da59528b6c69f1726", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c99f908f15001d2c55d38aa63a3f691ea0119b46ff85f5da59528b6c69f1726", kill_on_drop: false }` [INFO] [stdout] 5c99f908f15001d2c55d38aa63a3f691ea0119b46ff85f5da59528b6c69f1726