[INFO] cloning repository https://github.com/ProgrammerZamanNow/belajar-rust-dasar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ProgrammerZamanNow/belajar-rust-dasar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProgrammerZamanNow%2Fbelajar-rust-dasar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProgrammerZamanNow%2Fbelajar-rust-dasar'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProgrammerZamanNow%2Fbelajar-rust-dasar: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/ProgrammerZamanNow/belajar-rust-dasar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ProgrammerZamanNow/belajar-rust-dasar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProgrammerZamanNow%2Fbelajar-rust-dasar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProgrammerZamanNow%2Fbelajar-rust-dasar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bb203ea3043a25eae24edf715cbf59a2401ae1e9
[INFO] testing ProgrammerZamanNow/belajar-rust-dasar against 1.84.0 for beta-1.85-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProgrammerZamanNow%2Fbelajar-rust-dasar" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ProgrammerZamanNow/belajar-rust-dasar on toolchain 1.84.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.84.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ProgrammerZamanNow/belajar-rust-dasar
[INFO] finished tweaking git repo https://github.com/ProgrammerZamanNow/belajar-rust-dasar
[INFO] tweaked toml for git repo https://github.com/ProgrammerZamanNow/belajar-rust-dasar written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ProgrammerZamanNow/belajar-rust-dasar already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.84.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4ac849e8c47c537739af3b0850c82d880aa913d182023f7aa44e978f889ced6
[INFO] running `Command { std: "docker" "start" "-a" "d4ac849e8c47c537739af3b0850c82d880aa913d182023f7aa44e978f889ced6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4ac849e8c47c537739af3b0850c82d880aa913d182023f7aa44e978f889ced6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4ac849e8c47c537739af3b0850c82d880aa913d182023f7aa44e978f889ced6", kill_on_drop: false }`
[INFO] [stdout] d4ac849e8c47c537739af3b0850c82d880aa913d182023f7aa44e978f889ced6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec8bef4686013c3c972f4db1199dbc9b0194182f8c7f4ce690cdd73024515c51
[INFO] running `Command { std: "docker" "start" "-a" "ec8bef4686013c3c972f4db1199dbc9b0194182f8c7f4ce690cdd73024515c51", kill_on_drop: false }`
[INFO] [stderr]    Compiling belajar-rust-dasar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::first::say_hello`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::first::say_hello;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::second::say_hello as say_hello_second`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::second::say_hello as say_hello_second;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `model::User`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use model::User;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BTreeMap`, `BTreeSet`, `HashMap`, `HashSet`, `LinkedList`, and `VecDeque`
[INFO] [stdout]     --> src/main.rs:1136:24
[INFO] [stdout]      |
[INFO] [stdout] 1136 | use std::collections::{BTreeMap, BTreeSet, HashMap, HashSet, LinkedList, VecDeque};
[INFO] [stdout]      |                        ^^^^^^^^  ^^^^^^^^  ^^^^^^^  ^^^^^^^  ^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefMut`
[INFO] [stdout]     --> src/main.rs:1774:5
[INFO] [stdout]      |
[INFO] [stdout] 1774 | use std::cell::RefMut;
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `hi`
[INFO] [stdout]     --> src/main.rs:1819:14
[INFO] [stdout]      |
[INFO] [stdout] 1819 | macro_rules! hi {
[INFO] [stdout]      |              ^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `iterate`
[INFO] [stdout]     --> src/main.rs:1841:14
[INFO] [stdout]      |
[INFO] [stdout] 1841 | macro_rules! iterate {
[INFO] [stdout]      |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unit` is never used
[INFO] [stdout]    --> src/main.rs:200:4
[INFO] [stdout]     |
[INFO] [stdout] 200 | fn unit() {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAXIMUM` is never used
[INFO] [stdout]    --> src/main.rs:248:7
[INFO] [stdout]     |
[INFO] [stdout] 248 | const MAXIMUM: i32 = 100;
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `function_a` is never used
[INFO] [stdout]    --> src/main.rs:277:4
[INFO] [stdout]     |
[INFO] [stdout] 277 | fn function_a() {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `function_b` is never used
[INFO] [stdout]    --> src/main.rs:283:4
[INFO] [stdout]     |
[INFO] [stdout] 283 | fn function_b() {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `say_goodbye` is never used
[INFO] [stdout]    --> src/main.rs:484:4
[INFO] [stdout]     |
[INFO] [stdout] 484 | fn say_goodbye(first_name: &str, last_name: &str) {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `factorial_loop` is never used
[INFO] [stdout]    --> src/main.rs:495:4
[INFO] [stdout]     |
[INFO] [stdout] 495 | fn factorial_loop(n: i32) -> i32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_text` is never used
[INFO] [stdout]    --> src/main.rs:517:4
[INFO] [stdout]     |
[INFO] [stdout] 517 | fn print_text(value: String, times: u32) {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `factorial_recursive` is never used
[INFO] [stdout]    --> src/main.rs:532:4
[INFO] [stdout]     |
[INFO] [stdout] 532 | fn factorial_recursive(n: u32) -> u32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_number` is never used
[INFO] [stdout]    --> src/main.rs:546:4
[INFO] [stdout]     |
[INFO] [stdout] 546 | fn print_number(number: i32) {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hi` is never used
[INFO] [stdout]    --> src/main.rs:550:4
[INFO] [stdout]     |
[INFO] [stdout] 550 | fn hi(name: String) {
[INFO] [stdout]     |    ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `full_name` is never used
[INFO] [stdout]    --> src/main.rs:565:4
[INFO] [stdout]     |
[INFO] [stdout] 565 | fn full_name(first_name: &String, last_name: &String) -> String {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `change_value` is never used
[INFO] [stdout]    --> src/main.rs:581:4
[INFO] [stdout]     |
[INFO] [stdout] 581 | fn change_value(value: &mut String) {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_full_name` is never used
[INFO] [stdout]    --> src/main.rs:598:4
[INFO] [stdout]     |
[INFO] [stdout] 598 | fn get_full_name(first_name: &String, last_name: &String) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Person` is never constructed
[INFO] [stdout]    --> src/main.rs:640:8
[INFO] [stdout]     |
[INFO] [stdout] 640 | struct Person {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `say_hello` is never used
[INFO] [stdout]    --> src/main.rs:648:8
[INFO] [stdout]     |
[INFO] [stdout] 647 | impl Person {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] 648 |     fn say_hello(&self, name: &str) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_person` is never used
[INFO] [stdout]    --> src/main.rs:653:4
[INFO] [stdout]     |
[INFO] [stdout] 653 | fn print_person(person: &Person) {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GeoPoint` is never constructed
[INFO] [stdout]    --> src/main.rs:686:8
[INFO] [stdout]     |
[INFO] [stdout] 686 | struct GeoPoint(f64, f64);
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/main.rs:689:8
[INFO] [stdout]     |
[INFO] [stdout] 688 | impl GeoPoint {
[INFO] [stdout]     | ------------- associated function in this implementation
[INFO] [stdout] 689 |     fn new(long: f64, lat: f64) -> GeoPoint {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Nothing` is never constructed
[INFO] [stdout]    --> src/main.rs:708:8
[INFO] [stdout]     |
[INFO] [stdout] 708 | struct Nothing;
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Level` is never used
[INFO] [stdout]    --> src/main.rs:730:6
[INFO] [stdout]     |
[INFO] [stdout] 730 | enum Level {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Payment` is never used
[INFO] [stdout]    --> src/main.rs:753:6
[INFO] [stdout]     |
[INFO] [stdout] 753 | enum Payment {
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `pay` is never used
[INFO] [stdout]    --> src/main.rs:760:8
[INFO] [stdout]     |
[INFO] [stdout] 759 | impl Payment {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 760 |     fn pay(&self, amount: u32) {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Age` is never used
[INFO] [stdout]    --> src/main.rs:916:6
[INFO] [stdout]     |
[INFO] [stdout] 916 | type Age = u8;
[INFO] [stdout]     |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `IdentityNumber` is never used
[INFO] [stdout]    --> src/main.rs:917:6
[INFO] [stdout]     |
[INFO] [stdout] 917 | type IdentityNumber = String;
[INFO] [stdout]     |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Customer` is never constructed
[INFO] [stdout]    --> src/main.rs:919:8
[INFO] [stdout]     |
[INFO] [stdout] 919 | struct Customer {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Pelanggan` is never used
[INFO] [stdout]    --> src/main.rs:925:6
[INFO] [stdout]     |
[INFO] [stdout] 925 | type Pelanggan = Customer;
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CanSayHello` is never used
[INFO] [stdout]    --> src/main.rs:938:7
[INFO] [stdout]     |
[INFO] [stdout] 938 | trait CanSayHello {
[INFO] [stdout]     |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CanSayGoodBye` is never used
[INFO] [stdout]    --> src/main.rs:946:7
[INFO] [stdout]     |
[INFO] [stdout] 946 | trait CanSayGoodBye {
[INFO] [stdout]     |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `say_hello_trait` is never used
[INFO] [stdout]    --> src/main.rs:970:4
[INFO] [stdout]     |
[INFO] [stdout] 970 | fn say_hello_trait(value: &impl CanSayHello) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hello_and_goodbye` is never used
[INFO] [stdout]    --> src/main.rs:974:4
[INFO] [stdout]     |
[INFO] [stdout] 974 | fn hello_and_goodbye(value: &(impl CanSayHello + CanSayGoodBye)) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SimplePerson` is never constructed
[INFO] [stdout]     --> src/main.rs:1004:8
[INFO] [stdout]      |
[INFO] [stdout] 1004 | struct SimplePerson {
[INFO] [stdout]      |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_person` is never used
[INFO] [stdout]     --> src/main.rs:1018:4
[INFO] [stdout]      |
[INFO] [stdout] 1018 | fn create_person(name: String) -> impl CanSayGoodBye {
[INFO] [stdout]      |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CanSay` is never used
[INFO] [stdout]     --> src/main.rs:1029:7
[INFO] [stdout]      |
[INFO] [stdout] 1029 | trait CanSay: CanSayHello + CanSayGoodBye {
[INFO] [stdout]      |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]     --> src/main.rs:1036:8
[INFO] [stdout]      |
[INFO] [stdout] 1036 | struct Point<T = i32> {
[INFO] [stdout]      |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_x` and `get_y` are never used
[INFO] [stdout]     --> src/main.rs:1042:8
[INFO] [stdout]      |
[INFO] [stdout] 1041 | impl<T> Point<T> {
[INFO] [stdout]      | ---------------- methods in this implementation
[INFO] [stdout] 1042 |     fn get_x(&self) -> &T {
[INFO] [stdout]      |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1046 |     fn get_y(&self) -> &T {
[INFO] [stdout]      |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Value` is never used
[INFO] [stdout]     --> src/main.rs:1066:6
[INFO] [stdout]      |
[INFO] [stdout] 1066 | enum Value<T> {
[INFO] [stdout]      |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Hi` is never constructed
[INFO] [stdout]     --> src/main.rs:1085:8
[INFO] [stdout]      |
[INFO] [stdout] 1085 | struct Hi<T = SimplePerson> where T: CanSayGoodBye {
[INFO] [stdout]      |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `min` is never used
[INFO] [stdout]     --> src/main.rs:1099:4
[INFO] [stdout]      |
[INFO] [stdout] 1099 | fn min<T>(value1: T, value2: T) -> T where T: PartialOrd {
[INFO] [stdout]      |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `GetValue` is never used
[INFO] [stdout]     --> src/main.rs:1124:7
[INFO] [stdout]      |
[INFO] [stdout] 1124 | trait GetValue<T> where T: PartialOrd {
[INFO] [stdout]      |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `double` is never used
[INFO] [stdout]     --> src/main.rs:1161:4
[INFO] [stdout]      |
[INFO] [stdout] 1161 | fn double(value: Option<i32>) -> Option<i32> {
[INFO] [stdout]      |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Category` is never constructed
[INFO] [stdout]     --> src/main.rs:1215:8
[INFO] [stdout]      |
[INFO] [stdout] 1215 | struct Category {
[INFO] [stdout]      |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_with_filter` is never used
[INFO] [stdout]     --> src/main.rs:1251:4
[INFO] [stdout]      |
[INFO] [stdout] 1251 | fn print_with_filter(value: String, filter: fn(String) -> String) {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_uppercase` is never used
[INFO] [stdout]     --> src/main.rs:1265:4
[INFO] [stdout]      |
[INFO] [stdout] 1265 | fn to_uppercase(value: String) -> String {
[INFO] [stdout]      |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Counter` is never constructed
[INFO] [stdout]     --> src/main.rs:1290:8
[INFO] [stdout]      |
[INFO] [stdout] 1290 | struct Counter {
[INFO] [stdout]      |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `increment` is never used
[INFO] [stdout]     --> src/main.rs:1295:8
[INFO] [stdout]      |
[INFO] [stdout] 1294 | impl Counter {
[INFO] [stdout]      | ------------ method in this implementation
[INFO] [stdout] 1295 |     fn increment(&mut self) {
[INFO] [stdout]      |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connect_database` is never used
[INFO] [stdout]     --> src/main.rs:1456:4
[INFO] [stdout]      |
[INFO] [stdout] 1456 | fn connect_database(host: Option<String>) {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connect_cache` is never used
[INFO] [stdout]     --> src/main.rs:1473:4
[INFO] [stdout]      |
[INFO] [stdout] 1473 | fn connect_cache(host: Option<String>) -> Result<String, String> {
[INFO] [stdout]      |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connect_email` is never used
[INFO] [stdout]     --> src/main.rs:1484:4
[INFO] [stdout]      |
[INFO] [stdout] 1484 | fn connect_email(host: Option<String>) -> Result<String, String> {
[INFO] [stdout]      |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connect_application` is never used
[INFO] [stdout]     --> src/main.rs:1495:4
[INFO] [stdout]      |
[INFO] [stdout] 1495 | fn connect_application(host: Option<String>) -> Result<String, String> {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `longest` is never used
[INFO] [stdout]     --> src/main.rs:1536:4
[INFO] [stdout]      |
[INFO] [stdout] 1536 | fn longest<'a>(value1: &'a str, value2: &'a str) -> &'a str {
[INFO] [stdout]      |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Student` is never constructed
[INFO] [stdout]     --> src/main.rs:1563:8
[INFO] [stdout]      |
[INFO] [stdout] 1563 | struct Student<'a, 'b> {
[INFO] [stdout]      |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `longest_name` is never used
[INFO] [stdout]     --> src/main.rs:1569:8
[INFO] [stdout]      |
[INFO] [stdout] 1568 | impl<'a, 'b> Student<'a, 'b> {
[INFO] [stdout]      | ---------------------------- method in this implementation
[INFO] [stdout] 1569 |     fn longest_name(&self, student: &Student<'a, 'b>) -> &'a str {
[INFO] [stdout]      |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `longest_student_name` is never used
[INFO] [stdout]     --> src/main.rs:1578:4
[INFO] [stdout]      |
[INFO] [stdout] 1578 | fn longest_student_name<'a, 'b>(student1: &Student<'a, 'b>, student2: &Student<'a, 'b>) -> &'a str {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Teacher` is never constructed
[INFO] [stdout]     --> src/main.rs:1604:8
[INFO] [stdout]      |
[INFO] [stdout] 1604 | struct Teacher<'a, ID> where ID: Ord {
[INFO] [stdout]      |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Company` is never constructed
[INFO] [stdout]     --> src/main.rs:1620:8
[INFO] [stdout]      |
[INFO] [stdout] 1620 | struct Company {
[INFO] [stdout]      |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_number` is never used
[INFO] [stdout]     --> src/main.rs:1657:4
[INFO] [stdout]      |
[INFO] [stdout] 1657 | fn display_number(value: i32) {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_number_reference` is never used
[INFO] [stdout]     --> src/main.rs:1661:4
[INFO] [stdout]      |
[INFO] [stdout] 1661 | fn display_number_reference(value: &i32) {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ProductCategory` is never used
[INFO] [stdout]     --> src/main.rs:1666:6
[INFO] [stdout]      |
[INFO] [stdout] 1666 | enum ProductCategory {
[INFO] [stdout]      |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_category` is never used
[INFO] [stdout]     --> src/main.rs:1684:4
[INFO] [stdout]      |
[INFO] [stdout] 1684 | fn print_category(category: &ProductCategory) {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyValue` is never constructed
[INFO] [stdout]     --> src/main.rs:1697:8
[INFO] [stdout]      |
[INFO] [stdout] 1697 | struct MyValue<T> {
[INFO] [stdout]      |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `say_hello_reference` is never used
[INFO] [stdout]     --> src/main.rs:1718:4
[INFO] [stdout]      |
[INFO] [stdout] 1718 | fn say_hello_reference(name: &String) {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Book` is never constructed
[INFO] [stdout]     --> src/main.rs:1730:8
[INFO] [stdout]      |
[INFO] [stdout] 1730 | struct Book {
[INFO] [stdout]      |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Brand` is never used
[INFO] [stdout]     --> src/main.rs:1748:6
[INFO] [stdout]      |
[INFO] [stdout] 1748 | enum Brand {
[INFO] [stdout]      |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Seller` is never constructed
[INFO] [stdout]     --> src/main.rs:1777:8
[INFO] [stdout]      |
[INFO] [stdout] 1777 | struct Seller {
[INFO] [stdout]      |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `APPLICATION` is never used
[INFO] [stdout]     --> src/main.rs:1797:8
[INFO] [stdout]      |
[INFO] [stdout] 1797 | static APPLICATION: &str = "My Application";
[INFO] [stdout]      |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `COUNTER` is never used
[INFO] [stdout]     --> src/main.rs:1804:12
[INFO] [stdout]      |
[INFO] [stdout] 1804 | static mut COUNTER: u32 = 0;
[INFO] [stdout]      |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `increment` is never used
[INFO] [stdout]     --> src/main.rs:1806:11
[INFO] [stdout]      |
[INFO] [stdout] 1806 | unsafe fn increment() {
[INFO] [stdout]      |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `say_hello` is never used
[INFO] [stdout]  --> src/first.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn say_hello(){
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `say_hello` is never used
[INFO] [stdout]   --> src/first.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |         pub fn say_hello(){
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `say_hello` is never used
[INFO] [stdout]  --> src/second.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn say_hello(){
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `say_hello` is never used
[INFO] [stdout]  --> src/third.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn say_hello(){
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `User` is never constructed
[INFO] [stdout]  --> src/model.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct User {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `say_hello` is never used
[INFO] [stdout]   --> src/model.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl User {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 10 |     pub fn say_hello(&self, name: &str){
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "ec8bef4686013c3c972f4db1199dbc9b0194182f8c7f4ce690cdd73024515c51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec8bef4686013c3c972f4db1199dbc9b0194182f8c7f4ce690cdd73024515c51", kill_on_drop: false }`
[INFO] [stdout] ec8bef4686013c3c972f4db1199dbc9b0194182f8c7f4ce690cdd73024515c51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d10c1e0081996c5ebccefd0a4c8c373f46e03f971884e66bbd82a2e7a0d0e88
[INFO] running `Command { std: "docker" "start" "-a" "4d10c1e0081996c5ebccefd0a4c8c373f46e03f971884e66bbd82a2e7a0d0e88", kill_on_drop: false }`
[INFO] [stderr]    Compiling belajar-rust-dasar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `value2`
[INFO] [stdout]     --> src/main.rs:1243:50
[INFO] [stdout]      |
[INFO] [stdout] 1243 |     let sum: fn(i32, i32) -> i32 = |value1: i32, value2: i32| -> i32 {
[INFO] [stdout]      |                                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_value2`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/main.rs:1529:13
[INFO] [stdout]      |
[INFO] [stdout] 1529 |         let x = 5;
[INFO] [stdout]      |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `laptop`
[INFO] [stdout]     --> src/main.rs:1758:9
[INFO] [stdout]      |
[INFO] [stdout] 1758 |     let laptop: Brand = Brand::Of("Laptop".to_string(), Rc::clone(&apple));
[INFO] [stdout]      |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_laptop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `smartphone`
[INFO] [stdout]     --> src/main.rs:1762:13
[INFO] [stdout]      |
[INFO] [stdout] 1762 |         let smartphone: Brand = Brand::Of("Smartphone".to_string(), Rc::clone(&apple));
[INFO] [stdout]      |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_smartphone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Regular` and `Platinum` are never constructed
[INFO] [stdout]    --> src/main.rs:731:5
[INFO] [stdout]     |
[INFO] [stdout] 730 | enum Level {
[INFO] [stdout]     |      ----- variants in this enum
[INFO] [stdout] 731 |     Regular,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 732 |     Premium,
[INFO] [stdout] 733 |     Platinum,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Pelanggan` is never used
[INFO] [stdout]    --> src/main.rs:925:6
[INFO] [stdout]     |
[INFO] [stdout] 925 | type Pelanggan = Customer;
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CanSay` is never used
[INFO] [stdout]     --> src/main.rs:1029:7
[INFO] [stdout]      |
[INFO] [stdout] 1029 | trait CanSay: CanSayHello + CanSayGoodBye {
[INFO] [stdout]      |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NONE` is never constructed
[INFO] [stdout]     --> src/main.rs:1067:5
[INFO] [stdout]      |
[INFO] [stdout] 1066 | enum Value<T> {
[INFO] [stdout]      |      ----- variant in this enum
[INFO] [stdout] 1067 |     NONE,
[INFO] [stdout]      |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `last_name` is never read
[INFO] [stdout]     --> src/main.rs:1565:5
[INFO] [stdout]      |
[INFO] [stdout] 1563 | struct Student<'a, 'b> {
[INFO] [stdout]      |        ------- field in this struct
[INFO] [stdout] 1564 |     name: &'a str,
[INFO] [stdout] 1565 |     last_name: &'b str,
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]     --> src/main.rs:1667:8
[INFO] [stdout]      |
[INFO] [stdout] 1667 |     Of(String, Box<ProductCategory>),
[INFO] [stdout]      |     -- ^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     fields in this variant
[INFO] [stdout]      |
[INFO] [stdout]      = note: `ProductCategory` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]      |
[INFO] [stdout] 1667 |     Of((), ()),
[INFO] [stdout]      |        ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]     --> src/main.rs:1749:8
[INFO] [stdout]      |
[INFO] [stdout] 1749 |     Of(String, Rc<Brand>),
[INFO] [stdout]      |     -- ^^^^^^  ^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     fields in this variant
[INFO] [stdout]      |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]      |
[INFO] [stdout] 1749 |     Of((), ()),
[INFO] [stdout]      |        ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `active` is never read
[INFO] [stdout]     --> src/main.rs:1779:5
[INFO] [stdout]      |
[INFO] [stdout] 1777 | struct Seller {
[INFO] [stdout]      |        ------ field in this struct
[INFO] [stdout] 1778 |     name: RefCell<String>,
[INFO] [stdout] 1779 |     active: RefCell<bool>,
[INFO] [stdout]      |     ^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `Seller` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `last_name`, `username`, `email`, and `age` are never read
[INFO] [stdout]  --> src/model.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct User {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 2 |     pub first_name: String,
[INFO] [stdout] 3 |     pub last_name: String,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout] 4 |     pub username: String,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] 5 |     pub email: String,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout] 6 |     pub age: u8,
[INFO] [stdout]   |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static is discouraged
[INFO] [stdout]     --> src/main.rs:1815:34
[INFO] [stdout]      |
[INFO] [stdout] 1815 |         println!("Counter : {}", COUNTER);
[INFO] [stdout]      |                                  ^^^^^^^ shared reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]      = note: `#[warn(static_mut_refs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "4d10c1e0081996c5ebccefd0a4c8c373f46e03f971884e66bbd82a2e7a0d0e88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d10c1e0081996c5ebccefd0a4c8c373f46e03f971884e66bbd82a2e7a0d0e88", kill_on_drop: false }`
[INFO] [stdout] 4d10c1e0081996c5ebccefd0a4c8c373f46e03f971884e66bbd82a2e7a0d0e88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 44e614fb9d0d3fb2ea4d6980fbc2605c54405b03bed827ca9e2b5d833b2f2ed9
[INFO] running `Command { std: "docker" "start" "-a" "44e614fb9d0d3fb2ea4d6980fbc2605c54405b03bed827ca9e2b5d833b2f2ed9", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `value2`
[INFO] [stderr]     --> src/main.rs:1243:50
[INFO] [stderr]      |
[INFO] [stderr] 1243 |     let sum: fn(i32, i32) -> i32 = |value1: i32, value2: i32| -> i32 {
[INFO] [stderr]      |                                                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_value2`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]     --> src/main.rs:1529:13
[INFO] [stderr]      |
[INFO] [stderr] 1529 |         let x = 5;
[INFO] [stderr]      |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `laptop`
[INFO] [stderr]     --> src/main.rs:1758:9
[INFO] [stderr]      |
[INFO] [stderr] 1758 |     let laptop: Brand = Brand::Of("Laptop".to_string(), Rc::clone(&apple));
[INFO] [stderr]      |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_laptop`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `smartphone`
[INFO] [stderr]     --> src/main.rs:1762:13
[INFO] [stderr]      |
[INFO] [stderr] 1762 |         let smartphone: Brand = Brand::Of("Smartphone".to_string(), Rc::clone(&apple));
[INFO] [stderr]      |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_smartphone`
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Regular` and `Platinum` are never constructed
[INFO] [stderr]    --> src/main.rs:731:5
[INFO] [stderr]     |
[INFO] [stderr] 730 | enum Level {
[INFO] [stderr]     |      ----- variants in this enum
[INFO] [stderr] 731 |     Regular,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 732 |     Premium,
[INFO] [stderr] 733 |     Platinum,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Pelanggan` is never used
[INFO] [stderr]    --> src/main.rs:925:6
[INFO] [stderr]     |
[INFO] [stderr] 925 | type Pelanggan = Customer;
[INFO] [stderr]     |      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `CanSay` is never used
[INFO] [stderr]     --> src/main.rs:1029:7
[INFO] [stderr]      |
[INFO] [stderr] 1029 | trait CanSay: CanSayHello + CanSayGoodBye {
[INFO] [stderr]      |       ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `NONE` is never constructed
[INFO] [stderr]     --> src/main.rs:1067:5
[INFO] [stderr]      |
[INFO] [stderr] 1066 | enum Value<T> {
[INFO] [stderr]      |      ----- variant in this enum
[INFO] [stderr] 1067 |     NONE,
[INFO] [stderr]      |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `last_name` is never read
[INFO] [stderr]     --> src/main.rs:1565:5
[INFO] [stderr]      |
[INFO] [stderr] 1563 | struct Student<'a, 'b> {
[INFO] [stderr]      |        ------- field in this struct
[INFO] [stderr] 1564 |     name: &'a str,
[INFO] [stderr] 1565 |     last_name: &'b str,
[INFO] [stderr]      |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]     --> src/main.rs:1667:8
[INFO] [stderr]      |
[INFO] [stderr] 1667 |     Of(String, Box<ProductCategory>),
[INFO] [stderr]      |     -- ^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |     |
[INFO] [stderr]      |     fields in this variant
[INFO] [stderr]      |
[INFO] [stderr]      = note: `ProductCategory` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]      |
[INFO] [stderr] 1667 |     Of((), ()),
[INFO] [stderr]      |        ~~  ~~
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]     --> src/main.rs:1749:8
[INFO] [stderr]      |
[INFO] [stderr] 1749 |     Of(String, Rc<Brand>),
[INFO] [stderr]      |     -- ^^^^^^  ^^^^^^^^^
[INFO] [stderr]      |     |
[INFO] [stderr]      |     fields in this variant
[INFO] [stderr]      |
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]      |
[INFO] [stderr] 1749 |     Of((), ()),
[INFO] [stderr]      |        ~~  ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `active` is never read
[INFO] [stderr]     --> src/main.rs:1779:5
[INFO] [stderr]      |
[INFO] [stderr] 1777 | struct Seller {
[INFO] [stderr]      |        ------ field in this struct
[INFO] [stderr] 1778 |     name: RefCell<String>,
[INFO] [stderr] 1779 |     active: RefCell<bool>,
[INFO] [stderr]      |     ^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `Seller` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `last_name`, `username`, `email`, and `age` are never read
[INFO] [stderr]  --> src/model.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct User {
[INFO] [stderr]   |            ---- fields in this struct
[INFO] [stderr] 2 |     pub first_name: String,
[INFO] [stderr] 3 |     pub last_name: String,
[INFO] [stderr]   |         ^^^^^^^^^
[INFO] [stderr] 4 |     pub username: String,
[INFO] [stderr]   |         ^^^^^^^^
[INFO] [stderr] 5 |     pub email: String,
[INFO] [stderr]   |         ^^^^^
[INFO] [stderr] 6 |     pub age: u8,
[INFO] [stderr]   |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: creating a shared reference to mutable static is discouraged
[INFO] [stderr]     --> src/main.rs:1815:34
[INFO] [stderr]      |
[INFO] [stderr] 1815 |         println!("Counter : {}", COUNTER);
[INFO] [stderr]      |                                  ^^^^^^^ shared reference to mutable static
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stderr]      = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stderr]      = note: `#[warn(static_mut_refs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `belajar-rust-dasar` (bin "belajar-rust-dasar" test) generated 14 warnings
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 111 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/belajar_rust_dasar-54ef1750b4f5e227)
[INFO] [stdout] test array ... ok
[INFO] [stdout] test array_iteration_for_loop ... ok
[INFO] [stdout] test array_iteration ... ok
[INFO] [stdout] test augmented_assignment ... ok
[INFO] [stdout] test boolean ... ok
[INFO] [stdout] test boolean_operator ... ok
[INFO] [stdout] test char_type ... ok
[INFO] [stdout] test clone ... ok
[INFO] [stdout] test comment ... ok
[INFO] [stdout] test comparison ... ok
[INFO] [stdout] test constant ... ok
[INFO] [stdout] test data_copy ... ok
[INFO] [stdout] test explicit ... ok
[INFO] [stdout] test generic_in_function ... ok
[INFO] [stdout] test hello_test ... ok
[INFO] [stdout] test if_expression ... ok
[INFO] [stdout] test loop_expression ... ok
[INFO] [stdout] test loop_label ... ok
[INFO] [stdout] test loop_return_value ... ok
[INFO] [stdout] test numeric_operator ... ok
[INFO] [stdout] test ownership_rules ... ok
[INFO] [stdout] test number ... ok
[INFO] [stdout] test range_inclusive ... ok
[INFO] [stdout] test range ... ok
[INFO] [stdout] test shadowing ... ok
[INFO] [stdout] test test_btree_set ... ok
[INFO] [stdout] test test_change_value ... ok
[INFO] [stdout] test slice_reference ... ok
[INFO] [stdout] test static_typing ... ok
[INFO] [stdout] test string ... ok
[INFO] [stdout] test ownership_movement ... ok
[INFO] [stdout] test test_application_error ... ok
[INFO] [stdout] test string_type ... ok
[INFO] [stdout] test test_associated_function ... ok
[INFO] [stdout] test test_closure ... ok
[INFO] [stdout] test test_attribute_derive ... ok
[INFO] [stdout] test number_conversion ... ok
[INFO] [stdout] test test_closure_scope ... ok
[INFO] [stdout] test test_comparing ... ok
[INFO] [stdout] test test_counter ... ok
[INFO] [stdout] test test_btree_map ... ok
[INFO] [stdout] test stack_heap ... ok
[INFO] [stdout] test test_customer ... ok
[INFO] [stdout] test test_dangling_reference ... ok
[INFO] [stdout] test test_deref_reference ... ok
[INFO] [stdout] test test_dereference ... ok
[INFO] [stdout] test test_dereference_struct ... ok
[INFO] [stdout] test test_drop ... ok
[INFO] [stdout] test test_enum ... ok
[INFO] [stdout] test test_factorial_loop ... ok
[INFO] [stdout] test test_factorial_recursive ... ok
[INFO] [stdout] test test_box ... ok
[INFO] [stdout] test test_box_enum ... ok
[INFO] [stdout] test string_slice ... ok
[INFO] [stdout] test test_closure_as_parameter ... ok
[INFO] [stdout] test test_full_name ... ok
[INFO] [stdout] test test_function_as_closure ... ok
[INFO] [stdout] test test_format ... ok
[INFO] [stdout] test test_generic_bound ... ok
[INFO] [stdout] test test_generic_enum ... ok
[INFO] [stdout] test test_generic_method ... ok
[INFO] [stdout] test test_get_full_name ... ok
[INFO] [stdout] test test_hash_set ... ok
[INFO] [stdout] test test_hi ... ok
[INFO] [stdout] test test_ignoring ... ok
[INFO] [stdout] test test_ignoring_range ... ok
[INFO] [stdout] test test_hash_map ... ok
[INFO] [stdout] test test_lifetime_annotation_dangling_reference ... ok
[INFO] [stdout] test test_lifetime_annotation_generic ... ok
[INFO] [stdout] test test_iterator_method ... ok
[INFO] [stdout] test test_linked_list ... ok
[INFO] [stdout] test test_macro_iterate ... ok
[INFO] [stdout] test test_iterator ... ok
[INFO] [stdout] test test_lifetime_annotation ... ok
[INFO] [stdout] test test_match_value ... ok
[INFO] [stdout] test test_generic_struct ... ok
[INFO] [stdout] test test_module ... ok
[INFO] [stdout] test test_multiple_ownership ... ok
[INFO] [stdout] test test_mutable ... ok
[INFO] [stdout] test test_method ... ok
[INFO] [stdout] test test_nothing ... ok
[INFO] [stdout] test test_operator_add ... ok
[INFO] [stdout] test test_option ... ok
[INFO] [stdout] test test_panic ... ok
[INFO] [stdout] test test_print_text ... ok
[INFO] [stdout] test test_range_patterns ... ok
[INFO] [stdout] test test_return_trait ... ok
[INFO] [stdout] test test_ref_cell ... ok
[INFO] [stdout] test test_recoverable_error ... ok
[INFO] [stdout] test test_say_goodbye ... ok
[INFO] [stdout] test test_say_hello ... ok
[INFO] [stdout] test test_string_manipulation ... ok
[INFO] [stdout] test test_struct_patterns ... ok
[INFO] [stdout] test test_static ... ok
[INFO] [stdout] test test_student ... ok
[INFO] [stdout] test test_unit ... ok
[INFO] [stdout] test test_unsafe ... ok
[INFO] [stdout] test test_use ... ok
[INFO] [stdout] test test_trait ... ok
[INFO] [stdout] test tuple ... ok
[INFO] [stdout] test two_dimensional_array ... ok
[INFO] [stdout] test test_vector ... ok
[INFO] [stdout] test test_vector_deque ... ok
[INFO] [stdout] test while_loop ... ok
[INFO] [stdout] test test_struct_person ... ok
[INFO] [stdout] test test_variable ... ok
[INFO] [stdout] test test_payment ... ok
[INFO] [stdout] test variable_scope ... ok
[INFO] [stdout] test test_macro ... ok
[INFO] [stdout] test test_match_expression ... ok
[INFO] [stdout] test tuple_struct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 111 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "44e614fb9d0d3fb2ea4d6980fbc2605c54405b03bed827ca9e2b5d833b2f2ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44e614fb9d0d3fb2ea4d6980fbc2605c54405b03bed827ca9e2b5d833b2f2ed9", kill_on_drop: false }`
[INFO] [stdout] 44e614fb9d0d3fb2ea4d6980fbc2605c54405b03bed827ca9e2b5d833b2f2ed9