[INFO] cloning repository https://github.com/ucuppppp/belajar-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ucuppppp/belajar-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fucuppppp%2Fbelajar-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fucuppppp%2Fbelajar-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 71517e57532b9caa48e44dbaa96065f48f51cbd1 [INFO] checking ucuppppp/belajar-rust against master#d93f678fa55842cccd2f091deccd93e9494b3764 for pr-138844 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fucuppppp%2Fbelajar-rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ucuppppp/belajar-rust on toolchain d93f678fa55842cccd2f091deccd93e9494b3764 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d93f678fa55842cccd2f091deccd93e9494b3764" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ucuppppp/belajar-rust [INFO] finished tweaking git repo https://github.com/ucuppppp/belajar-rust [INFO] tweaked toml for git repo https://github.com/ucuppppp/belajar-rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ucuppppp/belajar-rust 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" "+d93f678fa55842cccd2f091deccd93e9494b3764" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+d93f678fa55842cccd2f091deccd93e9494b3764" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 26d61d268ad5ab369d25fa4bca77fde8f7ac4fa9f40806f2100530b045b53d06 [INFO] running `Command { std: "docker" "start" "-a" "26d61d268ad5ab369d25fa4bca77fde8f7ac4fa9f40806f2100530b045b53d06", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "26d61d268ad5ab369d25fa4bca77fde8f7ac4fa9f40806f2100530b045b53d06", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26d61d268ad5ab369d25fa4bca77fde8f7ac4fa9f40806f2100530b045b53d06", kill_on_drop: false }` [INFO] [stdout] 26d61d268ad5ab369d25fa4bca77fde8f7ac4fa9f40806f2100530b045b53d06 [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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+d93f678fa55842cccd2f091deccd93e9494b3764" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fa012d025e78373f3b55306d895eb03be2556fd7a0e056c1103812c55fe6f8b3 [INFO] running `Command { std: "docker" "start" "-a" "fa012d025e78373f3b55306d895eb03be2556fd7a0e056c1103812c55fe6f8b3", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Checking iana-time-zone v0.1.61 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking belajar-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `model::*` [INFO] [stdout] --> src/main.rs:617:5 [INFO] [stdout] | [INFO] [stdout] 617 | use model::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `model::*` [INFO] [stdout] --> src/main.rs:617:5 [INFO] [stdout] | [INFO] [stdout] 617 | use model::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `first::say_hello` [INFO] [stdout] --> src/main.rs:619:5 [INFO] [stdout] | [INFO] [stdout] 619 | use first::say_hello; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/main.rs:1118:19 [INFO] [stdout] | [INFO] [stdout] 1118 | use std::result::{self, Result}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ops::Sub` [INFO] [stdout] --> src/main.rs:1499:5 [INFO] [stdout] | [INFO] [stdout] 1499 | ops::Sub, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `second::say_hello as say_hello_second` [INFO] [stdout] --> src/main.rs:620:5 [INFO] [stdout] | [INFO] [stdout] 620 | use second::say_hello as say_hello_second; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BTreeMap`, `BTreeSet`, `HashMap`, `HashSet`, `LinkedList`, and `VecDeque` [INFO] [stdout] --> src/main.rs:995:24 [INFO] [stdout] | [INFO] [stdout] 995 | use std::collections::{BTreeMap, BTreeSet, HashMap, HashSet, LinkedList, VecDeque}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^^ ^^^^^^^ ^^^^^^^ ^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/main.rs:1118:19 [INFO] [stdout] | [INFO] [stdout] 1118 | use std::result::{self, Result}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition: `hi` [INFO] [stdout] --> src/main.rs:1458:14 [INFO] [stdout] | [INFO] [stdout] 1458 | 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:1479:14 [INFO] [stdout] | [INFO] [stdout] 1479 | macro_rules! iterate { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Duration`, `Instant`, and `ops::Sub` [INFO] [stdout] --> src/main.rs:1499:5 [INFO] [stdout] | [INFO] [stdout] 1499 | ops::Sub, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 1500 | time::{Duration, Instant}, [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `chrono::NaiveDate` [INFO] [stdout] --> src/main.rs:1521:5 [INFO] [stdout] | [INFO] [stdout] 1521 | use chrono::NaiveDate; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `say_something` is never used [INFO] [stdout] --> src/main.rs:194:4 [INFO] [stdout] | [INFO] [stdout] 194 | fn say_something(word: &str, name: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `factorial` is never used [INFO] [stdout] --> src/main.rs:198:4 [INFO] [stdout] | [INFO] [stdout] 198 | fn factorial(n: i32) -> i32 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_text` is never used [INFO] [stdout] --> src/main.rs:216:4 [INFO] [stdout] | [INFO] [stdout] 216 | fn print_text(value: String, times: i32) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `factorial_recursive` is never used [INFO] [stdout] --> src/main.rs:225:4 [INFO] [stdout] | [INFO] [stdout] 225 | 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:239:4 [INFO] [stdout] | [INFO] [stdout] 239 | fn print_number(number: i32) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `hi` is never used [INFO] [stdout] --> src/main.rs:243:4 [INFO] [stdout] | [INFO] [stdout] 243 | fn hi(name: String) { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `full_name` is never used [INFO] [stdout] --> src/main.rs:257:4 [INFO] [stdout] | [INFO] [stdout] 257 | fn full_name(first: String, last: String) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `kembalikan` is never used [INFO] [stdout] --> src/main.rs:274:4 [INFO] [stdout] | [INFO] [stdout] 274 | fn kembalikan(f: String, l: String) -> (String, String, String) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `fname_references` is never used [INFO] [stdout] --> src/main.rs:292:4 [INFO] [stdout] | [INFO] [stdout] 292 | fn fname_references(f: &String, l: &String) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `change_value` is never used [INFO] [stdout] --> src/main.rs:308:4 [INFO] [stdout] | [INFO] [stdout] 308 | fn change_value(v: &mut String) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Person` is never constructed [INFO] [stdout] --> src/main.rs:343:8 [INFO] [stdout] | [INFO] [stdout] 343 | struct Person { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_person` is never used [INFO] [stdout] --> src/main.rs:367:4 [INFO] [stdout] | [INFO] [stdout] 367 | fn print_person(person: &Person) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `GeoPoint` is never constructed [INFO] [stdout] --> src/main.rs:373:8 [INFO] [stdout] | [INFO] [stdout] 373 | struct GeoPoint(f64, f64); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/main.rs:376:8 [INFO] [stdout] | [INFO] [stdout] 375 | impl GeoPoint { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 376 | 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:387:8 [INFO] [stdout] | [INFO] [stdout] 387 | struct Nothing; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `say_hello` is never used [INFO] [stdout] --> src/main.rs:395:8 [INFO] [stdout] | [INFO] [stdout] 394 | impl Person { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] 395 | fn say_hello(&self, name: &str) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Level` is never used [INFO] [stdout] --> src/main.rs:418:6 [INFO] [stdout] | [INFO] [stdout] 418 | enum Level { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Payment` is never used [INFO] [stdout] --> src/main.rs:429:6 [INFO] [stdout] | [INFO] [stdout] 429 | enum Payment { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `pay` is never used [INFO] [stdout] --> src/main.rs:436:8 [INFO] [stdout] | [INFO] [stdout] 435 | impl Payment { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] 436 | 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:588:6 [INFO] [stdout] | [INFO] [stdout] 588 | type Age = u8; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `IdentityNumber` is never used [INFO] [stdout] --> src/main.rs:589:6 [INFO] [stdout] | [INFO] [stdout] 589 | type IdentityNumber = String; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Customer` is never constructed [INFO] [stdout] --> src/main.rs:591:8 [INFO] [stdout] | [INFO] [stdout] 591 | struct Customer { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Pelanggan` is never used [INFO] [stdout] --> src/main.rs:597:6 [INFO] [stdout] | [INFO] [stdout] 597 | type Pelanggan = Customer; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `CanSayHello` is never used [INFO] [stdout] --> src/main.rs:639:7 [INFO] [stdout] | [INFO] [stdout] 639 | trait CanSayHello { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `say_hello_trait` is never used [INFO] [stdout] --> src/main.rs:656:4 [INFO] [stdout] | [INFO] [stdout] 656 | fn say_hello_trait(val: &impl CanSayHello) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `CanSayGoodbye` is never used [INFO] [stdout] --> src/main.rs:660:7 [INFO] [stdout] | [INFO] [stdout] 660 | trait CanSayGoodbye { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `hello_goodbye` is never used [INFO] [stdout] --> src/main.rs:674:4 [INFO] [stdout] | [INFO] [stdout] 674 | fn hello_goodbye(val: &(impl CanSayHello + CanSayGoodbye)) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SimplePerson` is never constructed [INFO] [stdout] --> src/main.rs:698:8 [INFO] [stdout] | [INFO] [stdout] 698 | struct SimplePerson { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_person` is never used [INFO] [stdout] --> src/main.rs:711:4 [INFO] [stdout] | [INFO] [stdout] 711 | 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:722:7 [INFO] [stdout] | [INFO] [stdout] 722 | trait CanSay: CanSayHello + CanSayGoodbye { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Point` is never constructed [INFO] [stdout] --> src/main.rs:735:8 [INFO] [stdout] | [INFO] [stdout] 735 | struct Point { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_x` and `get_y` are never used [INFO] [stdout] --> src/main.rs:741:8 [INFO] [stdout] | [INFO] [stdout] 740 | impl Point { [INFO] [stdout] | ---------------- methods in this implementation [INFO] [stdout] 741 | fn get_x(&self) -> &T { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 744 | fn get_y(&self) -> &T { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Value` is never used [INFO] [stdout] --> src/main.rs:757:6 [INFO] [stdout] | [INFO] [stdout] 757 | enum Value { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Hi` is never constructed [INFO] [stdout] --> src/main.rs:771:8 [INFO] [stdout] | [INFO] [stdout] 771 | struct Hi { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `min` is never used [INFO] [stdout] --> src/main.rs:785:4 [INFO] [stdout] | [INFO] [stdout] 785 | fn min(value1: T, value2: T) -> T { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `GetValue` is never used [INFO] [stdout] --> src/main.rs:808:7 [INFO] [stdout] | [INFO] [stdout] 808 | trait GetValue [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `double` is never used [INFO] [stdout] --> src/main.rs:848:4 [INFO] [stdout] | [INFO] [stdout] 848 | fn double(value: Option) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Category` is never constructed [INFO] [stdout] --> src/main.rs:902:8 [INFO] [stdout] | [INFO] [stdout] 902 | struct Category { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_with_filter` is never used [INFO] [stdout] --> src/main.rs:931:4 [INFO] [stdout] | [INFO] [stdout] 931 | 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:942:4 [INFO] [stdout] | [INFO] [stdout] 942 | 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:965:8 [INFO] [stdout] | [INFO] [stdout] 965 | struct Counter { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `increment` is never used [INFO] [stdout] --> src/main.rs:970:8 [INFO] [stdout] | [INFO] [stdout] 969 | impl Counter { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] 970 | fn increment(&mut self) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `connect_database` is never used [INFO] [stdout] --> src/main.rs:1099:4 [INFO] [stdout] | [INFO] [stdout] 1099 | fn connect_database(host: Option) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `connect_cache` is never used [INFO] [stdout] --> src/main.rs:1120:4 [INFO] [stdout] | [INFO] [stdout] 1120 | fn connect_cache(host: Option) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `connect_email` is never used [INFO] [stdout] --> src/main.rs:1139:4 [INFO] [stdout] | [INFO] [stdout] 1139 | fn connect_email(host: Option) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `connect_application` is never used [INFO] [stdout] --> src/main.rs:1146:4 [INFO] [stdout] | [INFO] [stdout] 1146 | fn connect_application(host: Option) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `longest` is never used [INFO] [stdout] --> src/main.rs:1187:4 [INFO] [stdout] | [INFO] [stdout] 1187 | fn longest<'a>(value: &'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:1214:8 [INFO] [stdout] | [INFO] [stdout] 1214 | struct Student<'a, 'b> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `longest_name` is never used [INFO] [stdout] --> src/main.rs:1220:8 [INFO] [stdout] | [INFO] [stdout] 1219 | impl<'a, 'b> Student<'a, 'b> { [INFO] [stdout] | ---------------------------- method in this implementation [INFO] [stdout] 1220 | 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:1229:4 [INFO] [stdout] | [INFO] [stdout] 1229 | 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:1253:8 [INFO] [stdout] | [INFO] [stdout] 1253 | struct Teacher<'a, ID> [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Company` is never constructed [INFO] [stdout] --> src/main.rs:1272:8 [INFO] [stdout] | [INFO] [stdout] 1272 | struct Company { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `display_number` is never used [INFO] [stdout] --> src/main.rs:1306:4 [INFO] [stdout] | [INFO] [stdout] 1306 | fn display_number(val: i32) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `display_number_ref` is never used [INFO] [stdout] --> src/main.rs:1309:4 [INFO] [stdout] | [INFO] [stdout] 1309 | fn display_number_ref(val: &i32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ProductCategory` is never used [INFO] [stdout] --> src/main.rs:1314:6 [INFO] [stdout] | [INFO] [stdout] 1314 | enum ProductCategory { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_category` is never used [INFO] [stdout] --> src/main.rs:1331:4 [INFO] [stdout] | [INFO] [stdout] 1331 | fn print_category(category: &ProductCategory) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyValue` is never constructed [INFO] [stdout] --> src/main.rs:1343:8 [INFO] [stdout] | [INFO] [stdout] 1343 | struct MyValue { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `say_hello_ref` is never used [INFO] [stdout] --> src/main.rs:1363:4 [INFO] [stdout] | [INFO] [stdout] 1363 | fn say_hello_ref(name: &String) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Book` is never constructed [INFO] [stdout] --> src/main.rs:1375:8 [INFO] [stdout] | [INFO] [stdout] 1375 | struct Book { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Brand` is never used [INFO] [stdout] --> src/main.rs:1393:6 [INFO] [stdout] | [INFO] [stdout] 1393 | enum Brand { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Seller` is never constructed [INFO] [stdout] --> src/main.rs:1417:8 [INFO] [stdout] | [INFO] [stdout] 1417 | struct Seller { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static `APPLICATION` is never used [INFO] [stdout] --> src/main.rs:1436:8 [INFO] [stdout] | [INFO] [stdout] 1436 | static APPLICATION: &str = "Application"; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static `COUNTER` is never used [INFO] [stdout] --> src/main.rs:1443:12 [INFO] [stdout] | [INFO] [stdout] 1443 | static mut COUNTER: i32 = 0; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `increment` is never used [INFO] [stdout] --> src/main.rs:1445:11 [INFO] [stdout] | [INFO] [stdout] 1445 | 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 (name: &str) { [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 (name: &str) { [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:7:16 [INFO] [stdout] | [INFO] [stdout] 6 | impl User { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] 7 | 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/second.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn say_hello (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 (name: &str) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:548:9 [INFO] [stdout] | [INFO] [stdout] 545 | GeoPoint(long, _) => { [INFO] [stdout] | ----------------- matches any value [INFO] [stdout] ... [INFO] [stdout] 548 | GeoPoint(_, lat) => { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ no value can reach this [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:551:9 [INFO] [stdout] | [INFO] [stdout] 545 | GeoPoint(long, _) => { [INFO] [stdout] | ----------------- matches any value [INFO] [stdout] ... [INFO] [stdout] 551 | GeoPoint(long, lat) => { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ no value can reach this [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/main.rs:1022:9 [INFO] [stdout] | [INFO] [stdout] 1022 | let name = map.get("name"); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `age` [INFO] [stdout] --> src/main.rs:1023:9 [INFO] [stdout] | [INFO] [stdout] 1023 | let age = map.get("age"); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_age` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/main.rs:1034:9 [INFO] [stdout] | [INFO] [stdout] 1034 | let name = map.get("name"); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `age` [INFO] [stdout] --> src/main.rs:1035:9 [INFO] [stdout] | [INFO] [stdout] 1035 | let age = map.get("age"); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_age` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:1180:13 [INFO] [stdout] | [INFO] [stdout] 1180 | 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:1403:9 [INFO] [stdout] | [INFO] [stdout] 1403 | let laptop = 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:1407:13 [INFO] [stdout] | [INFO] [stdout] 1407 | let smartphone = 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: variant `Platinum` is never constructed [INFO] [stdout] --> src/main.rs:421:5 [INFO] [stdout] | [INFO] [stdout] 418 | enum Level { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 421 | Platinum, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `BankTransfer` and `EWallet` are never constructed [INFO] [stdout] --> src/main.rs:431:5 [INFO] [stdout] | [INFO] [stdout] 429 | enum Payment { [INFO] [stdout] | ------- variants in this enum [INFO] [stdout] 430 | CreditCard(String), [INFO] [stdout] 431 | BankTransfer(String, String), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 432 | EWallet(String, String), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Pelanggan` is never used [INFO] [stdout] --> src/main.rs:597:6 [INFO] [stdout] | [INFO] [stdout] 597 | type Pelanggan = Customer; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `hellos` and `say_hello_to` are never used [INFO] [stdout] --> src/main.rs:640:8 [INFO] [stdout] | [INFO] [stdout] 639 | trait CanSayHello { [INFO] [stdout] | ----------- methods in this trait [INFO] [stdout] 640 | fn hellos(&self) -> String { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 644 | fn say_hello_to(&self, name: &str) -> String; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `say_hello_trait` is never used [INFO] [stdout] --> src/main.rs:656:4 [INFO] [stdout] | [INFO] [stdout] 656 | fn say_hello_trait(val: &impl CanSayHello) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `hello_goodbye` is never used [INFO] [stdout] --> src/main.rs:674:4 [INFO] [stdout] | [INFO] [stdout] 674 | fn hello_goodbye(val: &(impl CanSayHello + CanSayGoodbye)) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `CanSay` is never used [INFO] [stdout] --> src/main.rs:722:7 [INFO] [stdout] | [INFO] [stdout] 722 | trait CanSay: CanSayHello + CanSayGoodbye { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `NONE` is never constructed [INFO] [stdout] --> src/main.rs:758:5 [INFO] [stdout] | [INFO] [stdout] 757 | enum Value { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] 758 | NONE, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `GetValue` is never used [INFO] [stdout] --> src/main.rs:808:7 [INFO] [stdout] | [INFO] [stdout] 808 | trait GetValue [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `username` is never read [INFO] [stdout] --> src/main.rs:1216:5 [INFO] [stdout] | [INFO] [stdout] 1214 | struct Student<'a, 'b> { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 1215 | name: &'a str, [INFO] [stdout] 1216 | username: &'b str, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/main.rs:1315:8 [INFO] [stdout] | [INFO] [stdout] 1315 | Of(String, Box), [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] 1315 - Of(String, Box), [INFO] [stdout] 1315 + Of((), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/main.rs:1394:8 [INFO] [stdout] | [INFO] [stdout] 1394 | Of(String, Rc), [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] 1394 - Of(String, Rc), [INFO] [stdout] 1394 + Of((), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `active` is never read [INFO] [stdout] --> src/main.rs:1419:5 [INFO] [stdout] | [INFO] [stdout] 1417 | struct Seller { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 1418 | name: RefCell, [INFO] [stdout] 1419 | active: RefCell, [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 `age` and `alive` are never read [INFO] [stdout] --> src/model.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct User { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 2 | pub name: String, [INFO] [stdout] 3 | pub age: u8, [INFO] [stdout] | ^^^ [INFO] [stdout] 4 | pub alive: bool [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/main.rs:1454:24 [INFO] [stdout] | [INFO] [stdout] 1454 | println!("{}", COUNTER); [INFO] [stdout] | ^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [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 `dev` profile [unoptimized + debuginfo] target(s) in 3.90s [INFO] running `Command { std: "docker" "inspect" "fa012d025e78373f3b55306d895eb03be2556fd7a0e056c1103812c55fe6f8b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa012d025e78373f3b55306d895eb03be2556fd7a0e056c1103812c55fe6f8b3", kill_on_drop: false }` [INFO] [stdout] fa012d025e78373f3b55306d895eb03be2556fd7a0e056c1103812c55fe6f8b3