[INFO] cloning repository https://github.com/gepestudy/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/gepestudy/belajar-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgepestudy%2Fbelajar-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgepestudy%2Fbelajar-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3cf2280985a616a74d035b32f0dfe1b04d6653b
[INFO] checking gepestudy/belajar-rust against master#b56aaec52bc0fa35591a872fb4aac81f606e265c for pr-122661-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgepestudy%2Fbelajar-rust" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gepestudy/belajar-rust
[INFO] finished tweaking git repo https://github.com/gepestudy/belajar-rust
[INFO] tweaked toml for git repo https://github.com/gepestudy/belajar-rust written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gepestudy/belajar-rust on toolchain b56aaec52bc0fa35591a872fb4aac81f606e265c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gepestudy/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" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a052da3e2783ecc65b21cc821a3768e4a622f560702e686706e22b7297cd7ddd
[INFO] running `Command { std: "docker" "start" "-a" "a052da3e2783ecc65b21cc821a3768e4a622f560702e686706e22b7297cd7ddd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a052da3e2783ecc65b21cc821a3768e4a622f560702e686706e22b7297cd7ddd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a052da3e2783ecc65b21cc821a3768e4a622f560702e686706e22b7297cd7ddd", kill_on_drop: false }`
[INFO] [stdout] a052da3e2783ecc65b21cc821a3768e4a622f560702e686706e22b7297cd7ddd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f44e7c615266b8407361408b1b2b17ef0481ed21af8ed906b3e2e685f4ff58e
[INFO] running `Command { std: "docker" "start" "-a" "1f44e7c615266b8407361408b1b2b17ef0481ed21af8ed906b3e2e685f4ff58e", kill_on_drop: false }`
[INFO] [stderr]     Checking belajar-rust-dasar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `Level` is never used
[INFO] [stdout]    --> src/main.rs:105:6
[INFO] [stdout]     |
[INFO] [stdout] 105 | enum Level {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Payment` is never used
[INFO] [stdout]    --> src/main.rs:110:6
[INFO] [stdout]     |
[INFO] [stdout] 110 | enum Payment {
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `pay` is never used
[INFO] [stdout]    --> src/main.rs:124:8
[INFO] [stdout]     |
[INFO] [stdout] 123 | impl Payment {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 124 |     fn pay(&self, amount: u32) { // buat contoh patern matching, yg sebelumnya di timpa soalnya cuma dikit
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/main.rs:162:8
[INFO] [stdout]     |
[INFO] [stdout] 161 | impl GeoPoint { // struct GeoPoint ada di bawah
[INFO] [stdout]     | ------------- associated function in this implementation
[INFO] [stdout] 162 |     fn new(long: f64, lat: f64) -> GeoPoint {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Person2` is never constructed
[INFO] [stdout]    --> src/main.rs:180:8
[INFO] [stdout]     |
[INFO] [stdout] 180 | struct Person2 {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `hello` is never used
[INFO] [stdout]    --> src/main.rs:187:8
[INFO] [stdout]     |
[INFO] [stdout] 186 | impl Person2 {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 187 |     fn hello(&self) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GeoPoint` is never constructed
[INFO] [stdout]    --> src/main.rs:211:8
[INFO] [stdout]     |
[INFO] [stdout] 211 | struct GeoPoint(f64, f64);
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Person` is never constructed
[INFO] [stdout]    --> src/main.rs:225:9
[INFO] [stdout]     |
[INFO] [stdout] 225 |  struct Person {
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_person` is never used
[INFO] [stdout]    --> src/main.rs:232:4
[INFO] [stdout]     |
[INFO] [stdout] 232 | fn print_person(person: &Person) { // pake reference aja biar ownershipnya ga pindah
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_full_name` is never used
[INFO] [stdout]    --> src/main.rs:301:4
[INFO] [stdout]     |
[INFO] [stdout] 301 | fn get_full_name(first_name: &String,last_name: &String)-> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `change_string_value` is never used
[INFO] [stdout]    --> src/main.rs:337:4
[INFO] [stdout]     |
[INFO] [stdout] 337 | fn change_string_value(value: &mut String) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `change_int32_value` is never used
[INFO] [stdout]    --> src/main.rs:341:4
[INFO] [stdout]     |
[INFO] [stdout] 341 | fn change_int32_value(value: &mut i32) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `full_name_with_reference` is never used
[INFO] [stdout]    --> src/main.rs:379:4
[INFO] [stdout]     |
[INFO] [stdout] 379 | fn full_name_with_reference(first_name: &String, last_name: &String) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `full_name2` is never used
[INFO] [stdout]    --> src/main.rs:402:5
[INFO] [stdout]     |
[INFO] [stdout] 402 |  fn full_name2(first_name: String, last_name: String) -> (String, String, String) {
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `full_name` is never used
[INFO] [stdout]    --> src/main.rs:424:5
[INFO] [stdout]     |
[INFO] [stdout] 424 |  fn full_name(first_name: String, last_name: String) -> String {
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_number` is never used
[INFO] [stdout]    --> src/main.rs:446:4
[INFO] [stdout]     |
[INFO] [stdout] 446 | fn print_number(number:i32) { // ? ini tidak akan memindahkan ownershipnya
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hi` is never used
[INFO] [stdout]    --> src/main.rs:450:4
[INFO] [stdout]     |
[INFO] [stdout] 450 | fn hi(name: String){ // ! karna name itu String(heap), maka ownershipnya akan pindah ke parameter
[INFO] [stdout]     |    ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `function_a` is never used
[INFO] [stdout]    --> src/main.rs:569:4
[INFO] [stdout]     |
[INFO] [stdout] 569 | fn function_a() {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `function_b` is never used
[INFO] [stdout]    --> src/main.rs:574:4
[INFO] [stdout]     |
[INFO] [stdout] 574 | fn function_b() {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unit` is never used
[INFO] [stdout]    --> src/main.rs:601:4
[INFO] [stdout]     |
[INFO] [stdout] 601 | fn unit(){ 
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/main.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |         Person {first_name,age,..}=>{ // jika kita hanya butuh first_name dan age, sisanya harus pakai ".."
[INFO] [stdout]    |         -------------------------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 63 |         Person {first_name,..}=>{ // jika kita hanya butuh first_name dan age, sisanya harus pakai ".."
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:387:8
[INFO] [stdout]     |
[INFO] [stdout] 387 |    let mut first_name = String::from("ilham");
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "1f44e7c615266b8407361408b1b2b17ef0481ed21af8ed906b3e2e685f4ff58e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f44e7c615266b8407361408b1b2b17ef0481ed21af8ed906b3e2e685f4ff58e", kill_on_drop: false }`
[INFO] [stdout] 1f44e7c615266b8407361408b1b2b17ef0481ed21af8ed906b3e2e685f4ff58e