[INFO] cloning repository https://github.com/dihanto/rust_pzn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dihanto/rust_pzn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdihanto%2Frust_pzn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdihanto%2Frust_pzn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 11e29253df21f29b8bc9cc052e48fdcc02664d19
[INFO] checking dihanto/rust_pzn against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdihanto%2Frust_pzn" "/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/dihanto/rust_pzn
[INFO] finished tweaking git repo https://github.com/dihanto/rust_pzn
[INFO] tweaked toml for git repo https://github.com/dihanto/rust_pzn written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dihanto/rust_pzn on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dihanto/rust_pzn 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 940fe0898232990d12c0d9005be850d2aedae6b6ef6332d74b424e01f5a88949
[INFO] running `Command { std: "docker" "start" "-a" "940fe0898232990d12c0d9005be850d2aedae6b6ef6332d74b424e01f5a88949", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "940fe0898232990d12c0d9005be850d2aedae6b6ef6332d74b424e01f5a88949", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "940fe0898232990d12c0d9005be850d2aedae6b6ef6332d74b424e01f5a88949", kill_on_drop: false }`
[INFO] [stdout] 940fe0898232990d12c0d9005be850d2aedae6b6ef6332d74b424e01f5a88949
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2666b87ba666736dab6913cbc5116c35232de93400aab9b2c29b73aa51661be
[INFO] running `Command { std: "docker" "start" "-a" "a2666b87ba666736dab6913cbc5116c35232de93400aab9b2c29b73aa51661be", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_pzn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `first::say_hello`
[INFO] [stdout]    --> src/main.rs:780:5
[INFO] [stdout]     |
[INFO] [stdout] 780 | use first::say_hello;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `second::say_hello as say_hello_second`
[INFO] [stdout]    --> src/main.rs:781:5
[INFO] [stdout]     |
[INFO] [stdout] 781 | use second::say_hello as say_hello_second;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RefMut`
[INFO] [stdout]    --> src/main.rs:983:26
[INFO] [stdout]     |
[INFO] [stdout] 983 | use std::cell::{RefCell, RefMut};
[INFO] [stdout]     |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BTreeMap`, `BTreeSet`, `HashMap`, `HashSet`, `LinkedList`, and `VecDeque`
[INFO] [stdout]    --> src/main.rs:985:24
[INFO] [stdout]     |
[INFO] [stdout] 985 | use std::collections::{BTreeMap, BTreeSet, HashMap, HashSet, LinkedList, VecDeque};
[INFO] [stdout]     |                        ^^^^^^^^  ^^^^^^^^  ^^^^^^^  ^^^^^^^  ^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `hi`
[INFO] [stdout]     --> src/main.rs:1615:14
[INFO] [stdout]      |
[INFO] [stdout] 1615 | 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:1633:14
[INFO] [stdout]      |
[INFO] [stdout] 1633 | macro_rules! iterate {
[INFO] [stdout]      |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unit` is never used
[INFO] [stdout]    --> src/main.rs:106:4
[INFO] [stdout]     |
[INFO] [stdout] 106 | fn unit(){
[INFO] [stdout]     |    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAXIMUM` is never used
[INFO] [stdout]    --> src/main.rs:149:8
[INFO] [stdout]     |
[INFO] [stdout] 149 | const  MAXIMUM : i32 = 100;
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `function_a` is never used
[INFO] [stdout]    --> src/main.rs:163:4
[INFO] [stdout]     |
[INFO] [stdout] 163 | fn function_a(){
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `function_b` is never used
[INFO] [stdout]    --> src/main.rs:168:4
[INFO] [stdout]     |
[INFO] [stdout] 168 | fn function_b(){
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `say_helllo` is never used
[INFO] [stdout]    --> src/main.rs:348:4
[INFO] [stdout]     |
[INFO] [stdout] 348 | fn say_helllo(){
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `say_goodbye` is never used
[INFO] [stdout]    --> src/main.rs:359:4
[INFO] [stdout]     |
[INFO] [stdout] 359 | fn say_goodbye(first_name: &str, last_name: &str){
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `factorial_loop` is never used
[INFO] [stdout]    --> src/main.rs:369:4
[INFO] [stdout]     |
[INFO] [stdout] 369 | fn factorial_loop (n: i32) -> i32{
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_text` is never used
[INFO] [stdout]    --> src/main.rs:388:4
[INFO] [stdout]     |
[INFO] [stdout] 388 | fn print_text(value: String, times: u32){
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro expansion ignores `println` and any tokens following
[INFO] [stdout]     --> src/main.rs:1641:9
[INFO] [stdout]      |
[INFO] [stdout] 1641 |         println!("{}", $item);
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1649 |     iterate!(1,2,4,5,5,6,7,8,9,10)
[INFO] [stdout]      |     ------------------------------ caused by the macro expansion here
[INFO] [stdout]      |
[INFO] [stdout]      = note: the usage of `iterate!` is likely invalid in expression context
[INFO] [stdout] help: you might be missing a semicolon here
[INFO] [stdout]      |
[INFO] [stdout] 1649 |     iterate!(1,2,4,5,5,6,7,8,9,10);
[INFO] [stdout]      |                                   +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `factorial_recursive` is never used
[INFO] [stdout]    --> src/main.rs:403:4
[INFO] [stdout]     |
[INFO] [stdout] 403 | 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:417:4
[INFO] [stdout]     |
[INFO] [stdout] 417 | fn print_number (number: i32){
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hi` is never used
[INFO] [stdout]    --> src/main.rs:421:4
[INFO] [stdout]     |
[INFO] [stdout] 421 | fn hi(name: String){
[INFO] [stdout]     |    ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `full_name` is never used
[INFO] [stdout]    --> src/main.rs:436:4
[INFO] [stdout]     |
[INFO] [stdout] 436 | fn full_name(first_name: &String, last_name: &String) -> String{
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `change_value` is never used
[INFO] [stdout]    --> src/main.rs:451:4
[INFO] [stdout]     |
[INFO] [stdout] 451 | 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:486:8
[INFO] [stdout]     |
[INFO] [stdout] 486 | struct Person {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_person` is never used
[INFO] [stdout]    --> src/main.rs:517:4
[INFO] [stdout]     |
[INFO] [stdout] 517 | fn print_person(person: &Person){
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GeoPoint` is never constructed
[INFO] [stdout]    --> src/main.rs:524:8
[INFO] [stdout]     |
[INFO] [stdout] 524 | struct GeoPoint(f64, f64);
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Nothing` is never constructed
[INFO] [stdout]    --> src/main.rs:533:8
[INFO] [stdout]     |
[INFO] [stdout] 533 | struct Nothing;
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `say_hello` is never used
[INFO] [stdout]    --> src/main.rs:541:8
[INFO] [stdout]     |
[INFO] [stdout] 540 | impl Person {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] 541 |     fn say_hello(&self, name: &str){
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/main.rs:559:8
[INFO] [stdout]     |
[INFO] [stdout] 558 | impl GeoPoint{
[INFO] [stdout]     | ------------- associated function in this implementation
[INFO] [stdout] 559 |     fn new(long: f64, lat: f64) -> GeoPoint{
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Level` is never used
[INFO] [stdout]    --> src/main.rs:571:6
[INFO] [stdout]     |
[INFO] [stdout] 571 | enum Level {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Payment` is never used
[INFO] [stdout]    --> src/main.rs:595:6
[INFO] [stdout]     |
[INFO] [stdout] 595 | enum Payment{
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `pay` is never used
[INFO] [stdout]    --> src/main.rs:612:8
[INFO] [stdout]     |
[INFO] [stdout] 611 | impl Payment {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] 612 |     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:749:6
[INFO] [stdout]     |
[INFO] [stdout] 749 | type Age = u8;
[INFO] [stdout]     |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `IdentityNumber` is never used
[INFO] [stdout]    --> src/main.rs:750:6
[INFO] [stdout]     |
[INFO] [stdout] 750 | type IdentityNumber = String;
[INFO] [stdout]     |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Customer` is never constructed
[INFO] [stdout]    --> src/main.rs:752:8
[INFO] [stdout]     |
[INFO] [stdout] 752 | struct Customer{
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CanSayHello` is never used
[INFO] [stdout]    --> src/main.rs:789:7
[INFO] [stdout]     |
[INFO] [stdout] 789 | trait CanSayHello{
[INFO] [stdout]     |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CanSayGoodBye` is never used
[INFO] [stdout]    --> src/main.rs:797:7
[INFO] [stdout]     |
[INFO] [stdout] 797 | trait CanSayGoodBye{
[INFO] [stdout]     |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `say_hello_trait` is never used
[INFO] [stdout]    --> src/main.rs:822:4
[INFO] [stdout]     |
[INFO] [stdout] 822 | 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:825:4
[INFO] [stdout]     |
[INFO] [stdout] 825 | 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:853:8
[INFO] [stdout]     |
[INFO] [stdout] 853 | struct SimplePerson {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_person` is never used
[INFO] [stdout]    --> src/main.rs:866:4
[INFO] [stdout]     |
[INFO] [stdout] 866 | 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:876:7
[INFO] [stdout]     |
[INFO] [stdout] 876 | trait CanSay : CanSayHello + CanSayGoodBye{
[INFO] [stdout]     |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]    --> src/main.rs:884:8
[INFO] [stdout]     |
[INFO] [stdout] 884 | struct Point<T = i32>{
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Value` is never used
[INFO] [stdout]    --> src/main.rs:902:6
[INFO] [stdout]     |
[INFO] [stdout] 902 | enum Value<T>{
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Hi` is never constructed
[INFO] [stdout]    --> src/main.rs:920:8
[INFO] [stdout]     |
[INFO] [stdout] 920 | struct Hi<T> where T: CanSayGoodBye{
[INFO] [stdout]     |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `min` is never used
[INFO] [stdout]    --> src/main.rs:935:4
[INFO] [stdout]     |
[INFO] [stdout] 935 | fn min<T: PartialOrd>(value1: T, value2: T) -> T {
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_x` and `get_y` are never used
[INFO] [stdout]    --> src/main.rs:950:8
[INFO] [stdout]     |
[INFO] [stdout] 949 | impl<T> Point<T>{
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] 950 |     fn get_x(&self) -> &T{
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 953 |     fn get_y(&self) -> &T{
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `GetValue` is never used
[INFO] [stdout]    --> src/main.rs:968:7
[INFO] [stdout]     |
[INFO] [stdout] 968 | trait GetValue<T> where T: PartialOrd{
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Apple` is never constructed
[INFO] [stdout]    --> src/main.rs:978:8
[INFO] [stdout]     |
[INFO] [stdout] 978 | struct Apple{
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `double` is never used
[INFO] [stdout]     --> src/main.rs:1008:4
[INFO] [stdout]      |
[INFO] [stdout] 1008 | fn double(x: Option<i32>) -> Option<i32>{
[INFO] [stdout]      |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Category` is never constructed
[INFO] [stdout]     --> src/main.rs:1062:8
[INFO] [stdout]      |
[INFO] [stdout] 1062 | struct Category {
[INFO] [stdout]      |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_with_filter` is never used
[INFO] [stdout]     --> src/main.rs:1099:4
[INFO] [stdout]      |
[INFO] [stdout] 1099 | 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:1112:4
[INFO] [stdout]      |
[INFO] [stdout] 1112 | 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:1121:8
[INFO] [stdout]      |
[INFO] [stdout] 1121 | struct Counter {
[INFO] [stdout]      |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `increment` is never used
[INFO] [stdout]     --> src/main.rs:1126:8
[INFO] [stdout]      |
[INFO] [stdout] 1125 | impl Counter{
[INFO] [stdout]      | ------------ method in this implementation
[INFO] [stdout] 1126 |     fn increment(&mut self){
[INFO] [stdout]      |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connect_database` is never used
[INFO] [stdout]     --> src/main.rs:1288:4
[INFO] [stdout]      |
[INFO] [stdout] 1288 | 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:1305:4
[INFO] [stdout]      |
[INFO] [stdout] 1305 | 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:1327:4
[INFO] [stdout]      |
[INFO] [stdout] 1327 | fn connect_email(host: Option<String>) -> Result<String, String>{
[INFO] [stdout]      |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connect_application` is never used
[INFO] [stdout]     --> src/main.rs:1334:4
[INFO] [stdout]      |
[INFO] [stdout] 1334 | 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:1361:4
[INFO] [stdout]      |
[INFO] [stdout] 1361 | 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:1388:8
[INFO] [stdout]      |
[INFO] [stdout] 1388 | struct Student<'a>{
[INFO] [stdout]      |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `longest_student_name` is never used
[INFO] [stdout]     --> src/main.rs:1392:4
[INFO] [stdout]      |
[INFO] [stdout] 1392 | fn longest_student_name<'a>(student1: &Student<'a>, student2: &Student<'a>) -> &'a str{
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `longest_name` is never used
[INFO] [stdout]     --> src/main.rs:1415:8
[INFO] [stdout]      |
[INFO] [stdout] 1414 | impl<'a> Student<'a>{
[INFO] [stdout]      | -------------------- method in this implementation
[INFO] [stdout] 1415 |     fn longest_name(&self, student: &Student<'a>) -> &'a str{
[INFO] [stdout]      |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Teacher` is never constructed
[INFO] [stdout]     --> src/main.rs:1424:8
[INFO] [stdout]      |
[INFO] [stdout] 1424 | struct Teacher<'a, ID> where ID: Ord{
[INFO] [stdout]      |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Company` is never constructed
[INFO] [stdout]     --> src/main.rs:1441:8
[INFO] [stdout]      |
[INFO] [stdout] 1441 | struct Company{
[INFO] [stdout]      |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_number` is never used
[INFO] [stdout]     --> src/main.rs:1474:4
[INFO] [stdout]      |
[INFO] [stdout] 1474 | fn display_number(value: i32){
[INFO] [stdout]      |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_number_reference` is never used
[INFO] [stdout]     --> src/main.rs:1477:4
[INFO] [stdout]      |
[INFO] [stdout] 1477 | fn display_number_reference(value: &i32){
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ProductCategory` is never used
[INFO] [stdout]     --> src/main.rs:1482:6
[INFO] [stdout]      |
[INFO] [stdout] 1482 | enum ProductCategory{
[INFO] [stdout]      |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyValue` is never constructed
[INFO] [stdout]     --> src/main.rs:1507:8
[INFO] [stdout]      |
[INFO] [stdout] 1507 | struct MyValue<T>{
[INFO] [stdout]      |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `say_hello_reference` is never used
[INFO] [stdout]     --> src/main.rs:1525:4
[INFO] [stdout]      |
[INFO] [stdout] 1525 | fn say_hello_reference(name: &String){
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Book` is never constructed
[INFO] [stdout]     --> src/main.rs:1537:8
[INFO] [stdout]      |
[INFO] [stdout] 1537 | struct Book{
[INFO] [stdout]      |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Brand` is never used
[INFO] [stdout]     --> src/main.rs:1553:6
[INFO] [stdout]      |
[INFO] [stdout] 1553 | enum Brand{
[INFO] [stdout]      |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Seller` is never constructed
[INFO] [stdout]     --> src/main.rs:1575:8
[INFO] [stdout]      |
[INFO] [stdout] 1575 | struct Seller{
[INFO] [stdout]      |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `APPLICATION` is never used
[INFO] [stdout]     --> src/main.rs:1594:8
[INFO] [stdout]      |
[INFO] [stdout] 1594 | static APPLICATION: &str = "My Application";
[INFO] [stdout]      |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `COUNTER` is never used
[INFO] [stdout]     --> src/main.rs:1601:12
[INFO] [stdout]      |
[INFO] [stdout] 1601 | static mut COUNTER: i32 = 0;
[INFO] [stdout]      |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `increment` is never used
[INFO] [stdout]     --> src/main.rs:1602:11
[INFO] [stdout]      |
[INFO] [stdout] 1602 | unsafe fn increment(){
[INFO] [stdout]      |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `say_hello` is never used
[INFO] [stdout]  --> src/first.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | 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:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn say_hello(){
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `User` is never constructed
[INFO] [stdout]  --> src/model.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct User{
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `say_hello` is never used
[INFO] [stdout]  --> src/model.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl User {
[INFO] [stdout]   | --------- method in this implementation
[INFO] [stdout] 9 |     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] [stdout] error: trailing semicolon in macro used in expression position
[INFO] [stdout]     --> src/main.rs:1641:30
[INFO] [stdout]      |
[INFO] [stdout] 1641 |         println!("{}", $item);
[INFO] [stdout]      |                              ^
[INFO] [stdout] ...
[INFO] [stdout] 1649 |     iterate!(1,2,4,5,5,6,7,8,9,10)
[INFO] [stdout]      |     ------------------------------ in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]      = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]      = note: to ignore the value produced by the macro, add a semicolon after the invocation of `iterate`
[INFO] [stdout]      = note: `#[deny(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]      = note: this error originates in the macro `iterate` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/main.rs:1354:13
[INFO] [stdout]      |
[INFO] [stdout] 1354 |         let x: i32 = 5;
[INFO] [stdout]      |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `laptop`
[INFO] [stdout]     --> src/main.rs:1565:9
[INFO] [stdout]      |
[INFO] [stdout] 1565 |     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:1568:13
[INFO] [stdout]      |
[INFO] [stdout] 1568 |         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] [stderr] error: could not compile `rust_pzn` (bin "rust_pzn" test) due to 3 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "a2666b87ba666736dab6913cbc5116c35232de93400aab9b2c29b73aa51661be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2666b87ba666736dab6913cbc5116c35232de93400aab9b2c29b73aa51661be", kill_on_drop: false }`
[INFO] [stdout] a2666b87ba666736dab6913cbc5116c35232de93400aab9b2c29b73aa51661be