[INFO] cloning repository https://github.com/adibhauzan/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/adibhauzan/belajar-rust-dasar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadibhauzan%2Fbelajar-rust-dasar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadibhauzan%2Fbelajar-rust-dasar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 218ce597dea7bf706fb6e63fd15db3b9c3b1285e
[INFO] testing adibhauzan/belajar-rust-dasar against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadibhauzan%2Fbelajar-rust-dasar" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/adibhauzan/belajar-rust-dasar
[INFO] finished tweaking git repo https://github.com/adibhauzan/belajar-rust-dasar
[INFO] tweaked toml for git repo https://github.com/adibhauzan/belajar-rust-dasar written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/adibhauzan/belajar-rust-dasar on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/adibhauzan/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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cstr v0.2.12
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[INFO] [stderr]   Downloaded freetype-sys v0.20.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6fb9ecb55b4d1c81b2f168b90b3301c447d7ec00529c167daae6a9804711633
[INFO] running `Command { std: "docker" "start" "-a" "b6fb9ecb55b4d1c81b2f168b90b3301c447d7ec00529c167daae6a9804711633", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6fb9ecb55b4d1c81b2f168b90b3301c447d7ec00529c167daae6a9804711633", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6fb9ecb55b4d1c81b2f168b90b3301c447d7ec00529c167daae6a9804711633", kill_on_drop: false }`
[INFO] [stdout] b6fb9ecb55b4d1c81b2f168b90b3301c447d7ec00529c167daae6a9804711633
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f915d6297394665add0b61c1c2b5efab48a1719592a3436efa5188437d723c57
[INFO] running `Command { std: "docker" "start" "-a" "f915d6297394665add0b61c1c2b5efab48a1719592a3436efa5188437d723c57", kill_on_drop: false }`
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[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cc v1.1.10
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[INFO] [stderr]    Compiling bytemuck v1.16.3
[INFO] [stderr]    Compiling jpeg-decoder v0.3.1
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[INFO] [stderr]    Compiling gif v0.12.0
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling float-ord v0.3.2
[INFO] [stderr]    Compiling cstr v0.2.12
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling dlib v0.5.2
[INFO] [stderr]    Compiling ttf-parser v0.20.0
[INFO] [stderr]    Compiling plotters-svg v0.3.6
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling flate2 v1.0.31
[INFO] [stderr]    Compiling pathfinder_simd v0.5.4
[INFO] [stderr]    Compiling freetype-sys v0.20.1
[INFO] [stderr]    Compiling png v0.17.13
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling pathfinder_geometry v0.5.1
[INFO] [stderr]    Compiling image v0.24.9
[INFO] [stderr]    Compiling plotters-bitmap v0.3.6
[INFO] [stderr]    Compiling plotters v0.3.6
[INFO] [stderr]    Compiling belajar-rust-dasar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::first::say_hello as say_hello_first`
[INFO] [stdout]  --> src/second.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::first::say_hello as say_hello_first;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BTreeMap`, `HashMap`, and `VecDeque`
[INFO] [stdout]  --> src/main.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::collections::{BTreeMap, HashMap, VecDeque};
[INFO] [stdout]   |                        ^^^^^^^^  ^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::model::User`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::model::User;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `first::say_hello`
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use first::say_hello;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `second::say_hello as say_hello_second`
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use second::say_hello as say_hello_second;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unit` is never used
[INFO] [stdout]    --> src/main.rs:208:4
[INFO] [stdout]     |
[INFO] [stdout] 208 | fn unit(){
[INFO] [stdout]     |    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `function_a` is never used
[INFO] [stdout]    --> src/main.rs:242:4
[INFO] [stdout]     |
[INFO] [stdout] 242 | fn function_a(){
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `function_b` is never used
[INFO] [stdout]    --> src/main.rs:251:4
[INFO] [stdout]     |
[INFO] [stdout] 251 | fn function_b() {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `say_good_bye` is never used
[INFO] [stdout]    --> src/main.rs:470:4
[INFO] [stdout]     |
[INFO] [stdout] 470 | fn say_good_bye(first_name : String, middle_name : String, last_name : String){
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `factorial_loop_1` is never used
[INFO] [stdout]    --> src/main.rs:490:4
[INFO] [stdout]     |
[INFO] [stdout] 490 | fn factorial_loop_1(n: i32)->i32{
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `factorial_loop_recursive` is never used
[INFO] [stdout]    --> src/main.rs:510:4
[INFO] [stdout]     |
[INFO] [stdout] 510 | fn factorial_loop_recursive(n: i32)->i32{
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_print_text` is never used
[INFO] [stdout]    --> src/main.rs:518:4
[INFO] [stdout]     |
[INFO] [stdout] 518 | fn test_print_text(value: String, times: i32){
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `full_name` is never used
[INFO] [stdout]    --> src/main.rs:576:4
[INFO] [stdout]     |
[INFO] [stdout] 576 | fn full_name(first_name: &String, middle_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:594:4
[INFO] [stdout]     |
[INFO] [stdout] 594 | fn change_value(value: &mut String){
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Person` is never constructed
[INFO] [stdout]    --> src/main.rs:619:8
[INFO] [stdout]     |
[INFO] [stdout] 619 | struct Person {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Human` is never used
[INFO] [stdout]    --> src/main.rs:626:7
[INFO] [stdout]     |
[INFO] [stdout] 626 | trait Human {
[INFO] [stdout]     |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_person` is never used
[INFO] [stdout]    --> src/main.rs:637:4
[INFO] [stdout]     |
[INFO] [stdout] 637 | fn print_person(person: &Person){
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Nothing` is never constructed
[INFO] [stdout]    --> src/main.rs:668:8
[INFO] [stdout]     |
[INFO] [stdout] 668 | struct Nothing;
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `match_person`, and `say_hello` are never used
[INFO] [stdout]    --> src/main.rs:677:8
[INFO] [stdout]     |
[INFO] [stdout] 676 | impl Person{
[INFO] [stdout]     | ----------- associated items in this implementation
[INFO] [stdout] 677 |     fn new(first_name: String, middle_name: String, last_name: String, age: u8) -> Person {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 686 |     fn match_person(&self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 693 |     fn say_hello(&self, name: &str){
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GeoPoint` is never constructed
[INFO] [stdout]    --> src/main.rs:714:8
[INFO] [stdout]     |
[INFO] [stdout] 714 | struct GeoPoint(f64, f64);
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `print`, and `match_geo_point` are never used
[INFO] [stdout]    --> src/main.rs:717:8
[INFO] [stdout]     |
[INFO] [stdout] 716 | impl GeoPoint {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 717 |     fn new(lat: f64, long: f64) -> GeoPoint {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 721 |     fn print(&self) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 725 |     fn match_geo_point(&self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Level` is never used
[INFO] [stdout]    --> src/main.rs:747:6
[INFO] [stdout]     |
[INFO] [stdout] 747 | enum Level{
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Payment` is never used
[INFO] [stdout]    --> src/main.rs:774:6
[INFO] [stdout]     |
[INFO] [stdout] 774 | enum Payment {
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `pay` is never used
[INFO] [stdout]    --> src/main.rs:781:8
[INFO] [stdout]     |
[INFO] [stdout] 780 | impl Payment{
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 781 |     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:818:6
[INFO] [stdout]     |
[INFO] [stdout] 818 | type Age = u8;
[INFO] [stdout]     |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `IdentityNumber` is never used
[INFO] [stdout]    --> src/main.rs:819:6
[INFO] [stdout]     |
[INFO] [stdout] 819 | type IdentityNumber = String;
[INFO] [stdout]     |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Customer` is never constructed
[INFO] [stdout]    --> src/main.rs:821:8
[INFO] [stdout]     |
[INFO] [stdout] 821 | struct Customer {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Kontol` is never used
[INFO] [stdout]    --> src/main.rs:827:7
[INFO] [stdout]     |
[INFO] [stdout] 827 | trait Kontol {
[INFO] [stdout]     |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `introduce` are never used
[INFO] [stdout]    --> src/main.rs:832:8
[INFO] [stdout]     |
[INFO] [stdout] 831 | impl Customer {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 832 |     fn new(id: IdentityNumber, name: String, age: Age)-> Customer{
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 840 |     fn introduce(&self){
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CanSayGoodBye` is never used
[INFO] [stdout]    --> src/main.rs:870:7
[INFO] [stdout]     |
[INFO] [stdout] 870 | trait CanSayGoodBye {
[INFO] [stdout]     |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CanSayHello` is never used
[INFO] [stdout]    --> src/main.rs:875:7
[INFO] [stdout]     |
[INFO] [stdout] 875 | trait CanSayHello {
[INFO] [stdout]     |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Orang` is never constructed
[INFO] [stdout]    --> src/main.rs:882:8
[INFO] [stdout]     |
[INFO] [stdout] 882 | struct Orang {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/main.rs:889:12
[INFO] [stdout]     |
[INFO] [stdout] 888 | impl Orang {
[INFO] [stdout]     | ---------- associated function in this implementation
[INFO] [stdout] 889 |     pub fn new(first_name: String, middle_name: String, last_name: String)-> Orang{
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `say_hello_trait` is never used
[INFO] [stdout]    --> src/main.rs:918:4
[INFO] [stdout]     |
[INFO] [stdout] 918 | 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:922:4
[INFO] [stdout]     |
[INFO] [stdout] 922 | 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:939:8
[INFO] [stdout]     |
[INFO] [stdout] 939 | struct SimplePerson {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/main.rs:944:8
[INFO] [stdout]     |
[INFO] [stdout] 943 | impl SimplePerson{
[INFO] [stdout]     | ----------------- associated function in this implementation
[INFO] [stdout] 944 |     fn new(name: String)->SimplePerson{
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_simple_person` is never used
[INFO] [stdout]    --> src/main.rs:962:4
[INFO] [stdout]     |
[INFO] [stdout] 962 | fn new_simple_person(name: String) -> impl CanSayGoodBye {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CanSay` is never used
[INFO] [stdout]    --> src/main.rs:979:7
[INFO] [stdout]     |
[INFO] [stdout] 979 | trait CanSay: CanSayHello + CanSayGoodBye{
[INFO] [stdout]     |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SimpleMan` is never constructed
[INFO] [stdout]    --> src/main.rs:983:8
[INFO] [stdout]     |
[INFO] [stdout] 983 | struct SimpleMan {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]     --> src/main.rs:1012:8
[INFO] [stdout]      |
[INFO] [stdout] 1012 | struct Point<T>{
[INFO] [stdout]      |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_y` and `get_x` are never used
[INFO] [stdout]     --> src/main.rs:1019:8
[INFO] [stdout]      |
[INFO] [stdout] 1017 | impl <T> Point<T> {
[INFO] [stdout]      | ----------------- methods in this implementation
[INFO] [stdout] 1018 |
[INFO] [stdout] 1019 |     fn get_y(&self)-> &T {
[INFO] [stdout]      |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1023 |     fn get_x(&self)-> &T {
[INFO] [stdout]      |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Value` is never used
[INFO] [stdout]     --> src/main.rs:1038:6
[INFO] [stdout]      |
[INFO] [stdout] 1038 | enum Value<T>{
[INFO] [stdout]      |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HI` is never constructed
[INFO] [stdout]     --> src/main.rs:1057:8
[INFO] [stdout]      |
[INFO] [stdout] 1057 | struct HI<T: CanSayGoodBye>{
[INFO] [stdout]      |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `min` is never used
[INFO] [stdout]     --> src/main.rs:1072:4
[INFO] [stdout]      |
[INFO] [stdout] 1072 | fn min<T: PartialOrd>(value1: T, value2: T)->T{
[INFO] [stdout]      |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Apple` is never constructed
[INFO] [stdout]     --> src/main.rs:1100:8
[INFO] [stdout]      |
[INFO] [stdout] 1100 | struct Apple {
[INFO] [stdout]      |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add` is never used
[INFO] [stdout]     --> src/main.rs:1123:4
[INFO] [stdout]      |
[INFO] [stdout] 1123 | fn add(value: Option<i32>)-> Option<i32>{
[INFO] [stdout]      |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Category` is never constructed
[INFO] [stdout]     --> src/main.rs:1169:8
[INFO] [stdout]      |
[INFO] [stdout] 1169 | struct Category {
[INFO] [stdout]      |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_with_filter` is never used
[INFO] [stdout]     --> src/main.rs:1205:4
[INFO] [stdout]      |
[INFO] [stdout] 1205 | 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:1210:4
[INFO] [stdout]      |
[INFO] [stdout] 1210 | fn to_uppercase(value: String)->String{
[INFO] [stdout]      |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connect_database` is never used
[INFO] [stdout]     --> src/main.rs:1315:4
[INFO] [stdout]      |
[INFO] [stdout] 1315 | 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:1333:4
[INFO] [stdout]      |
[INFO] [stdout] 1333 | 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:1344:4
[INFO] [stdout]      |
[INFO] [stdout] 1344 | fn connect_email(email: 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:1355:4
[INFO] [stdout]      |
[INFO] [stdout] 1355 | 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:1418:4
[INFO] [stdout]      |
[INFO] [stdout] 1418 | 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:1432:8
[INFO] [stdout]      |
[INFO] [stdout] 1432 | struct Student <'a, 'b>{
[INFO] [stdout]      |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `longest_student_name` is never used
[INFO] [stdout]     --> src/main.rs:1438:8
[INFO] [stdout]      |
[INFO] [stdout] 1437 | impl <'a, 'b> Student<'a, 'b> {
[INFO] [stdout]      | ----------------------------- method in this implementation
[INFO] [stdout] 1438 |     fn longest_student_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:1447:4
[INFO] [stdout]      |
[INFO] [stdout] 1447 | 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: 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:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 |         pub fn say_hello() {
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `say_hello` is never used
[INFO] [stdout]  --> src/second.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn say_hello(){
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `User` is never constructed
[INFO] [stdout]  --> src/model.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 |     pub struct User {
[INFO] [stdout]   |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `say_hello` are never used
[INFO] [stdout]   --> src/model.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout]  9 |     impl User{
[INFO] [stdout]    |     --------- associated items in this implementation
[INFO] [stdout] 10 |         pub fn new(first_name: String, middle_name: String, last_name: String, email: String, age: u8)-> User{
[INFO] [stdout]    |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |         pub fn say_hello(&self, name: &str){
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.62s
[INFO] running `Command { std: "docker" "inspect" "f915d6297394665add0b61c1c2b5efab48a1719592a3436efa5188437d723c57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f915d6297394665add0b61c1c2b5efab48a1719592a3436efa5188437d723c57", kill_on_drop: false }`
[INFO] [stdout] f915d6297394665add0b61c1c2b5efab48a1719592a3436efa5188437d723c57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7516f4d78235a071c5706eabd1cc770c66803d48862d8fc41b462421a93d3acf
[INFO] running `Command { std: "docker" "start" "-a" "7516f4d78235a071c5706eabd1cc770c66803d48862d8fc41b462421a93d3acf", kill_on_drop: false }`
[INFO] [stderr]    Compiling belajar-rust-dasar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:929:9
[INFO] [stdout]     |
[INFO] [stdout] 929 |     let mut adib = Orang::new(String::from("Adib"), String::from("Hauzan"), String::from("Sofyan"));
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:970:9
[INFO] [stdout]     |
[INFO] [stdout] 970 |     let mut adib = &SimplePerson{
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/main.rs:1197:16
[INFO] [stdout]      |
[INFO] [stdout] 1197 |     let sum = |mut value1: i32, mut value2: i32|{
[INFO] [stdout]      |                ----^^^^^^
[INFO] [stdout]      |                |
[INFO] [stdout]      |                help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/main.rs:1197:33
[INFO] [stdout]      |
[INFO] [stdout] 1197 |     let sum = |mut value1: i32, mut value2: i32|{
[INFO] [stdout]      |                                 ----^^^^^^
[INFO] [stdout]      |                                 |
[INFO] [stdout]      |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Regular` and `Platinum` are never constructed
[INFO] [stdout]    --> src/main.rs:748:5
[INFO] [stdout]     |
[INFO] [stdout] 747 | enum Level{
[INFO] [stdout]     |      ----- variants in this enum
[INFO] [stdout] 748 |     Regular,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 749 |     Premium,
[INFO] [stdout] 750 |     Platinum,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Kontol` is never used
[INFO] [stdout]    --> src/main.rs:827:7
[INFO] [stdout]     |
[INFO] [stdout] 827 | trait Kontol {
[INFO] [stdout]     |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/main.rs:944:8
[INFO] [stdout]     |
[INFO] [stdout] 943 | impl SimplePerson{
[INFO] [stdout]     | ----------------- associated function in this implementation
[INFO] [stdout] 944 |     fn new(name: String)->SimplePerson{
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CanSay` is never used
[INFO] [stdout]    --> src/main.rs:979:7
[INFO] [stdout]     |
[INFO] [stdout] 979 | trait CanSay: CanSayHello + CanSayGoodBye{
[INFO] [stdout]     |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SimpleMan` is never constructed
[INFO] [stdout]    --> src/main.rs:983:8
[INFO] [stdout]     |
[INFO] [stdout] 983 | struct SimpleMan {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NONE` is never constructed
[INFO] [stdout]     --> src/main.rs:1039:5
[INFO] [stdout]      |
[INFO] [stdout] 1038 | enum Value<T>{
[INFO] [stdout]      |      ----- variant in this enum
[INFO] [stdout] 1039 |     NONE,
[INFO] [stdout]      |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `last_name` is never read
[INFO] [stdout]     --> src/main.rs:1434:5
[INFO] [stdout]      |
[INFO] [stdout] 1432 | struct Student <'a, 'b>{
[INFO] [stdout]      |        ------- field in this struct
[INFO] [stdout] 1433 |     name: &'a str,
[INFO] [stdout] 1434 |     last_name: &'b str,
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `say_hello` is never used
[INFO] [stdout]   --> src/first.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 |         pub fn say_hello() {
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `middle_name`, `last_name`, `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 |         first_name: String,
[INFO] [stdout] 3 |         middle_name: String,
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 4 |         last_name: String,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout] 5 |         email: String,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout] 6 |         age: u8,
[INFO] [stdout]   |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "7516f4d78235a071c5706eabd1cc770c66803d48862d8fc41b462421a93d3acf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7516f4d78235a071c5706eabd1cc770c66803d48862d8fc41b462421a93d3acf", kill_on_drop: false }`
[INFO] [stdout] 7516f4d78235a071c5706eabd1cc770c66803d48862d8fc41b462421a93d3acf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 64ed874834d05ea61570506e55c4135f12269ba38719b5502e98354ea6a73d23
[INFO] running `Command { std: "docker" "start" "-a" "64ed874834d05ea61570506e55c4135f12269ba38719b5502e98354ea6a73d23", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:929:9
[INFO] [stderr]     |
[INFO] [stderr] 929 |     let mut adib = Orang::new(String::from("Adib"), String::from("Hauzan"), String::from("Sofyan"));
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:970:9
[INFO] [stderr]     |
[INFO] [stderr] 970 |     let mut adib = &SimplePerson{
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/main.rs:1197:16
[INFO] [stderr]      |
[INFO] [stderr] 1197 |     let sum = |mut value1: i32, mut value2: i32|{
[INFO] [stderr]      |                ----^^^^^^
[INFO] [stderr]      |                |
[INFO] [stderr]      |                help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/main.rs:1197:33
[INFO] [stderr]      |
[INFO] [stderr] 1197 |     let sum = |mut value1: i32, mut value2: i32|{
[INFO] [stderr]      |                                 ----^^^^^^
[INFO] [stderr]      |                                 |
[INFO] [stderr]      |                                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Regular` and `Platinum` are never constructed
[INFO] [stderr]    --> src/main.rs:748:5
[INFO] [stderr]     |
[INFO] [stderr] 747 | enum Level{
[INFO] [stderr]     |      ----- variants in this enum
[INFO] [stderr] 748 |     Regular,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 749 |     Premium,
[INFO] [stderr] 750 |     Platinum,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Kontol` is never used
[INFO] [stderr]    --> src/main.rs:827:7
[INFO] [stderr]     |
[INFO] [stderr] 827 | trait Kontol {
[INFO] [stderr]     |       ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]    --> src/main.rs:944:8
[INFO] [stderr]     |
[INFO] [stderr] 943 | impl SimplePerson{
[INFO] [stderr]     | ----------------- associated function in this implementation
[INFO] [stderr] 944 |     fn new(name: String)->SimplePerson{
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `CanSay` is never used
[INFO] [stderr]    --> src/main.rs:979:7
[INFO] [stderr]     |
[INFO] [stderr] 979 | trait CanSay: CanSayHello + CanSayGoodBye{
[INFO] [stderr]     |       ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SimpleMan` is never constructed
[INFO] [stderr]    --> src/main.rs:983:8
[INFO] [stderr]     |
[INFO] [stderr] 983 | struct SimpleMan {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `NONE` is never constructed
[INFO] [stderr]     --> src/main.rs:1039:5
[INFO] [stderr]      |
[INFO] [stderr] 1038 | enum Value<T>{
[INFO] [stderr]      |      ----- variant in this enum
[INFO] [stderr] 1039 |     NONE,
[INFO] [stderr]      |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `last_name` is never read
[INFO] [stderr]     --> src/main.rs:1434:5
[INFO] [stderr]      |
[INFO] [stderr] 1432 | struct Student <'a, 'b>{
[INFO] [stderr]      |        ------- field in this struct
[INFO] [stderr] 1433 |     name: &'a str,
[INFO] [stderr] 1434 |     last_name: &'b str,
[INFO] [stderr]      |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `say_hello` is never used
[INFO] [stderr]   --> src/first.rs:10:16
[INFO] [stderr]    |
[INFO] [stderr] 10 |         pub fn say_hello() {
[INFO] [stderr]    |                ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `middle_name`, `last_name`, `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 |         first_name: String,
[INFO] [stderr] 3 |         middle_name: String,
[INFO] [stderr]   |         ^^^^^^^^^^^
[INFO] [stderr] 4 |         last_name: String,
[INFO] [stderr]   |         ^^^^^^^^^
[INFO] [stderr] 5 |         email: String,
[INFO] [stderr]   |         ^^^^^
[INFO] [stderr] 6 |         age: u8,
[INFO] [stderr]   |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `belajar-rust-dasar` (bin "belajar-rust-dasar" test) generated 13 warnings (run `cargo fix --bin "belajar-rust-dasar" --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/belajar_rust_dasar-9debc1d478d4c546)
[INFO] [stdout] 
[INFO] [stdout] running 76 tests
[INFO] [stdout] test array_iteration_for_loop ... ok
[INFO] [stdout] test array_iteration_while_loop ... ok
[INFO] [stdout] test ownership_movement ... ok
[INFO] [stdout] test ownership_rules ... ok
[INFO] [stdout] test ownership_clone ... ok
[INFO] [stdout] test second::test_say_hello_crate ... ok
[INFO] [stdout] test test_associated_function ... ok
[INFO] [stdout] test test_augmented_assignment ... ok
[INFO] [stdout] test test_application_error ... ok
[INFO] [stdout] test test_array ... ok
[INFO] [stdout] test hello_test ... ok
[INFO] [stdout] test test_change_value ... ok
[INFO] [stdout] test test_char_type ... ok
[INFO] [stdout] test test_closure ... ok
[INFO] [stdout] test test_conversion_number ... ok
[INFO] [stdout] test test_dangling_references ... ok
[INFO] [stdout] test test_explicit ... ok
[INFO] [stdout] test test_format ... ok
[INFO] [stdout] test test_comparison ... ok
[INFO] [stdout] test test_enum ... ok
[INFO] [stdout] test test_full_name ... ok
[INFO] [stdout] test test_closure_as_parameter ... ok
[INFO] [stdout] test test_function_return_value ... ok
[INFO] [stdout] test test_function_with_parameter ... ok
[INFO] [stdout] test test_generic_bound ... ok
[INFO] [stdout] test test_iterator ... ok
[INFO] [stdout] test test_generic_enum ... ok
[INFO] [stdout] test test_generic_method ... ok
[INFO] [stdout] test test_hash_map ... ok
[INFO] [stdout] test test_boolean ... ok
[INFO] [stdout] test test_boolean_operator ... ok
[INFO] [stdout] test test_btree_map ... ok
[INFO] [stdout] test test_function_contructor ... ok
[INFO] [stdout] test test_generic_function ... ok
[INFO] [stdout] test test_function_recursive ... ok
[INFO] [stdout] test test_lifetime_annotation ... ok
[INFO] [stdout] test test_iterator_method ... ok
[INFO] [stdout] test test_loop_return_value ... ok
[INFO] [stdout] test test_nothing ... ok
[INFO] [stdout] test test_module ... ok
[INFO] [stdout] test test_number ... ok
[INFO] [stdout] test test_option ... ok
[INFO] [stdout] test test_numeric_operator ... ok
[INFO] [stdout] test test_loop_label ... ok
[INFO] [stdout] test test_method ... ok
[INFO] [stdout] test test_oveloadable_operator ... ok
[INFO] [stdout] test test_range ... ok
[INFO] [stdout] test test_payment ... ok
[INFO] [stdout] test test_recoverable_error ... ok
[INFO] [stdout] test test_stack_heap ... ok
[INFO] [stdout] test test_static_typing ... ok
[INFO] [stdout] test test_range_inclusive ... ok
[INFO] [stdout] test test_string ... ok
[INFO] [stdout] test test_loop ... ok
[INFO] [stdout] test test_string_manipulation ... ok
[INFO] [stdout] test test_struct_pattern ... ok
[INFO] [stdout] test test_string_slice ... ok
[INFO] [stdout] test test_string_type ... ok
[INFO] [stdout] test function ... ok
[INFO] [stdout] test test_if_expression ... ok
[INFO] [stdout] test test_let_if_expression ... ok
[INFO] [stdout] test test_student ... ok
[INFO] [stdout] test test_trait ... ok
[INFO] [stdout] test test_trait_lagi ... ok
[INFO] [stdout] test test_tuple_type ... ok
[INFO] [stdout] test test_two_dimensional_array ... ok
[INFO] [stdout] test test_type_alias ... ok
[INFO] [stdout] test test_variable ... ok
[INFO] [stdout] test test_use ... ok
[INFO] [stdout] test test_vector_deque ... ok
[INFO] [stdout] test test_vector ... ok
[INFO] [stdout] test test_unit ... ok
[INFO] [stdout] test test_variable_mutable ... ok
[INFO] [stdout] test test_while_loop ... ok
[INFO] [stdout] test test_generic_struct ... ok
[INFO] [stdout] test test_panic ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin belajar-rust-dasar`
[INFO] [stdout] ---- test_panic stdout ----
[INFO] [stdout] Connecting to database localhost
[INFO] [stdout] 
[INFO] [stdout] thread 'test_panic' panicked at src/main.rs:1318:13:
[INFO] [stdout] No database host provided
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5948be4adb42 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5948be4adb42 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5948be4adb42 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5948be4adb42 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5948be4d4353 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5948be4d4353 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5948be4aaac3 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5948be4aaac3 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5948be4ad992 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5948be4af0b9 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5948be4aeeee - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5948be46aec4 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5948be46aec4 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5948be4afa8e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5948be4afa8e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5948be4af826 - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:699:13
[INFO] [stdout]   16:     0x5948be4ae039 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5948be4af4ed - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x5948be4d2dd0 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5948be41ef0e - belajar_rust_dasar::connect_database::hac6483625546202e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:1318:13
[INFO] [stdout]   20:     0x5948be426c98 - belajar_rust_dasar::test_panic::hbf3601cc4a5991d4
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:1330:5
[INFO] [stdout]   21:     0x5948be426c27 - belajar_rust_dasar::test_panic::{{closure}}::h17eb3b78324ef7aa
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:1328:16
[INFO] [stdout]   22:     0x5948be417c96 - core::ops::function::FnOnce::call_once::h517290063520f17b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   23:     0x5948be47072b - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   24:     0x5948be47072b - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   25:     0x5948be46f865 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   26:     0x5948be46f865 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x5948be46f865 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   28:     0x5948be46f865 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   29:     0x5948be46f865 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x5948be46f865 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   31:     0x5948be46f865 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   32:     0x5948be433464 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   33:     0x5948be433464 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x5948be436e3a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x5948be436e3a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x5948be436e3a - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   37:     0x5948be436e3a - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   38:     0x5948be436e3a - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5948be436e3a - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x5948be436e3a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   41:     0x5948be4b2a0f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   42:     0x5948be4b2a0f - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   43:     0x718436f6daa4 - <unknown>
[INFO] [stdout]   44:     0x718436ffaa34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test_panic
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 75 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "64ed874834d05ea61570506e55c4135f12269ba38719b5502e98354ea6a73d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64ed874834d05ea61570506e55c4135f12269ba38719b5502e98354ea6a73d23", kill_on_drop: false }`
[INFO] [stdout] 64ed874834d05ea61570506e55c4135f12269ba38719b5502e98354ea6a73d23
