[INFO] cloning repository https://github.com/CyberGA/HelloWorld
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CyberGA/HelloWorld" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCyberGA%2FHelloWorld", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCyberGA%2FHelloWorld'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a2534a460f6115c511bb8ee637822a7d0e68f41
[INFO] testing CyberGA/HelloWorld against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCyberGA%2FHelloWorld" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/CyberGA/HelloWorld
[INFO] finished tweaking git repo https://github.com/CyberGA/HelloWorld
[INFO] tweaked toml for git repo https://github.com/CyberGA/HelloWorld written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/CyberGA/HelloWorld on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/CyberGA/HelloWorld 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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72d9fa35e0096c07a52d6330fdec2fbfd594df592f9f8692b53a9de102c3bd7e
[INFO] running `Command { std: "docker" "start" "-a" "72d9fa35e0096c07a52d6330fdec2fbfd594df592f9f8692b53a9de102c3bd7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72d9fa35e0096c07a52d6330fdec2fbfd594df592f9f8692b53a9de102c3bd7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72d9fa35e0096c07a52d6330fdec2fbfd594df592f9f8692b53a9de102c3bd7e", kill_on_drop: false }`
[INFO] [stdout] 72d9fa35e0096c07a52d6330fdec2fbfd594df592f9f8692b53a9de102c3bd7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9279454d21af1602d456d52b83c5c438e19b311467ae96d9e07f4fa2f9b2ddf
[INFO] running `Command { std: "docker" "start" "-a" "b9279454d21af1602d456d52b83c5c438e19b311467ae96d9e07f4fa2f9b2ddf", kill_on_drop: false }`
[INFO] [stderr]    Compiling HelloWorld v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `File`, `HashMap`, `OpenOptions`, `Read`, and `any`
[INFO] [stdout]  --> src/printer.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::{HashMap, HashSet}, any, fs::{File, OpenOptions}, fmt::Display, io::{Write, Read}, i32};
[INFO] [stdout]   |                         ^^^^^^^            ^^^       ^^^^  ^^^^^^^^^^^                             ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg_state`
[INFO] [stdout]   --> src/printer.rs:95:7
[INFO] [stdout]    |
[INFO] [stdout] 95 |   let msg_state: Message = Message::Move { x: 2, y: 4 };
[INFO] [stdout]    |       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_msg_state`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/printer.rs:115:7
[INFO] [stdout]     |
[INFO] [stdout] 115 |   let mut name = "Testing.......";
[INFO] [stdout]     |       ----^^^^
[INFO] [stdout]     |       |
[INFO] [stdout]     |       help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `arr` is never read
[INFO] [stdout]    --> src/printer.rs:143:5
[INFO] [stdout]     |
[INFO] [stdout] 143 |     arr[3] = 80;
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `student_age`
[INFO] [stdout]    --> src/printer.rs:268:7
[INFO] [stdout]     |
[INFO] [stdout] 268 |   let student_age: Ages = Ages(12, 16, 18);
[INFO] [stdout]     |       ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_student_age`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/printer.rs:473:7
[INFO] [stdout]     |
[INFO] [stdout] 473 |   let mut a = [10, 20, 30];
[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/printer.rs:475:7
[INFO] [stdout]     |
[INFO] [stdout] 475 |   let mut iter = a.iter();
[INFO] [stdout]     |       ----^^^^
[INFO] [stdout]     |       |
[INFO] [stdout]     |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LENGTH` is never used
[INFO] [stdout]  --> src/printer.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const LENGTH: u32 = 20;
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `printer_fn` is never used
[INFO] [stdout]  --> src/printer.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn printer_fn() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `machine_type` is never used
[INFO] [stdout]   --> src/printer.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn machine_type() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `looping` is never used
[INFO] [stdout]   --> src/printer.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub fn looping() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `loop_while` is never used
[INFO] [stdout]   --> src/printer.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn loop_while() {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `loop_for` is never used
[INFO] [stdout]   --> src/printer.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn loop_for() {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Days` is never used
[INFO] [stdout]   --> src/printer.rs:71:6
[INFO] [stdout]    |
[INFO] [stdout] 71 | enum Days {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `usin_enum` is never used
[INFO] [stdout]   --> src/printer.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn usin_enum() {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_constants` is never used
[INFO] [stdout]   --> src/printer.rs:98:8
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub fn using_constants() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_tuple` is never used
[INFO] [stdout]    --> src/printer.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub fn using_tuple() { // can store value of different data type
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_str` is never used
[INFO] [stdout]    --> src/printer.rs:114:8
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub fn print_str() {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_array` is never used
[INFO] [stdout]    --> src/printer.rs:126:8
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub fn using_array() { // can only store value of the same data time
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_arr` is never used
[INFO] [stdout]    --> src/printer.rs:158:8
[INFO] [stdout]     |
[INFO] [stdout] 158 | pub fn print_arr(arr: &mut[i32;4]) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_borrowing` is never used
[INFO] [stdout]    --> src/printer.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |  pub fn using_borrowing() {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_slice` is never used
[INFO] [stdout]    --> src/printer.rs:212:8
[INFO] [stdout]     |
[INFO] [stdout] 212 | pub fn using_slice() {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_struct` is never used
[INFO] [stdout]    --> src/printer.rs:231:8
[INFO] [stdout]     |
[INFO] [stdout] 231 | pub fn using_struct() {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `method_in_struct` is never used
[INFO] [stdout]    --> src/printer.rs:274:8
[INFO] [stdout]     |
[INFO] [stdout] 274 | pub fn method_in_struct() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `area` is never used
[INFO] [stdout]    --> src/printer.rs:279:10
[INFO] [stdout]     |
[INFO] [stdout] 278 |   impl  Rectangle {
[INFO] [stdout]     |   --------------- method in this implementation
[INFO] [stdout] 279 |       fn area(&self) {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `static_struct_method` is never used
[INFO] [stdout]    --> src/printer.rs:287:8
[INFO] [stdout]     |
[INFO] [stdout] 287 | pub fn static_struct_method() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `areaInstance` and `area` are never used
[INFO] [stdout]    --> src/printer.rs:292:10
[INFO] [stdout]     |
[INFO] [stdout] 291 |   impl  Rectangle {
[INFO] [stdout]     |   --------------- associated items in this implementation
[INFO] [stdout] 292 |       fn areaInstance(w: u32, h: u32) -> Rectangle {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 295 |       fn area(&self) {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `option_enum` is never used
[INFO] [stdout]    --> src/printer.rs:303:8
[INFO] [stdout]     |
[INFO] [stdout] 303 | pub fn option_enum() {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_vector` is never used
[INFO] [stdout]    --> src/printer.rs:329:8
[INFO] [stdout]     |
[INFO] [stdout] 329 | pub fn using_vector() {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_hashmap` is never used
[INFO] [stdout]    --> src/printer.rs:345:8
[INFO] [stdout]     |
[INFO] [stdout] 345 | pub fn using_hashmap() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `working_on_errors` is never used
[INFO] [stdout]    --> src/printer.rs:377:8
[INFO] [stdout]     |
[INFO] [stdout] 377 | pub fn working_on_errors() -> Result<bool, String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_generics` is never used
[INFO] [stdout]    --> src/printer.rs:385:8
[INFO] [stdout]     |
[INFO] [stdout] 385 | pub fn using_generics() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_traits` is never used
[INFO] [stdout]    --> src/printer.rs:400:8
[INFO] [stdout]     |
[INFO] [stdout] 400 | pub fn using_traits() {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_write` is never used
[INFO] [stdout]    --> src/printer.rs:429:8
[INFO] [stdout]     |
[INFO] [stdout] 429 | pub fn read_write() {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `working_with_file` is never used
[INFO] [stdout]    --> src/printer.rs:450:8
[INFO] [stdout]     |
[INFO] [stdout] 450 | pub fn working_with_file() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `working_with_iterators` is never used
[INFO] [stdout]    --> src/printer.rs:472:8
[INFO] [stdout]     |
[INFO] [stdout] 472 | pub fn working_with_iterators() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_closure` is never used
[INFO] [stdout]    --> src/printer.rs:491:8
[INFO] [stdout]     |
[INFO] [stdout] 491 | pub fn using_closure() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_smart_pointers` is never used
[INFO] [stdout]    --> src/printer.rs:499:8
[INFO] [stdout]     |
[INFO] [stdout] 499 | pub fn using_smart_pointers() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `areaInstance` should have a snake case name
[INFO] [stdout]    --> src/printer.rs:292:10
[INFO] [stdout]     |
[INFO] [stdout] 292 |       fn areaInstance(w: u32, h: u32) -> Rectangle {
[INFO] [stdout]     |          ^^^^^^^^^^^^ help: convert the identifier to snake case: `area_instance`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "b9279454d21af1602d456d52b83c5c438e19b311467ae96d9e07f4fa2f9b2ddf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9279454d21af1602d456d52b83c5c438e19b311467ae96d9e07f4fa2f9b2ddf", kill_on_drop: false }`
[INFO] [stdout] b9279454d21af1602d456d52b83c5c438e19b311467ae96d9e07f4fa2f9b2ddf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e452b092fe3a1f76ae7b93558b31236816941dcd9e1f43beca05fb9c2d9700d
[INFO] running `Command { std: "docker" "start" "-a" "0e452b092fe3a1f76ae7b93558b31236816941dcd9e1f43beca05fb9c2d9700d", kill_on_drop: false }`
[INFO] [stderr]    Compiling HelloWorld v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `File`, `HashMap`, `OpenOptions`, `Read`, and `any`
[INFO] [stdout]  --> src/printer.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::{HashMap, HashSet}, any, fs::{File, OpenOptions}, fmt::Display, io::{Write, Read}, i32};
[INFO] [stdout]   |                         ^^^^^^^            ^^^       ^^^^  ^^^^^^^^^^^                             ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg_state`
[INFO] [stdout]   --> src/printer.rs:95:7
[INFO] [stdout]    |
[INFO] [stdout] 95 |   let msg_state: Message = Message::Move { x: 2, y: 4 };
[INFO] [stdout]    |       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_msg_state`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/printer.rs:115:7
[INFO] [stdout]     |
[INFO] [stdout] 115 |   let mut name = "Testing.......";
[INFO] [stdout]     |       ----^^^^
[INFO] [stdout]     |       |
[INFO] [stdout]     |       help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `arr` is never read
[INFO] [stdout]    --> src/printer.rs:143:5
[INFO] [stdout]     |
[INFO] [stdout] 143 |     arr[3] = 80;
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `student_age`
[INFO] [stdout]    --> src/printer.rs:268:7
[INFO] [stdout]     |
[INFO] [stdout] 268 |   let student_age: Ages = Ages(12, 16, 18);
[INFO] [stdout]     |       ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_student_age`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/printer.rs:473:7
[INFO] [stdout]     |
[INFO] [stdout] 473 |   let mut a = [10, 20, 30];
[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/printer.rs:475:7
[INFO] [stdout]     |
[INFO] [stdout] 475 |   let mut iter = a.iter();
[INFO] [stdout]     |       ----^^^^
[INFO] [stdout]     |       |
[INFO] [stdout]     |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LENGTH` is never used
[INFO] [stdout]  --> src/printer.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const LENGTH: u32 = 20;
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `printer_fn` is never used
[INFO] [stdout]  --> src/printer.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn printer_fn() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `machine_type` is never used
[INFO] [stdout]   --> src/printer.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn machine_type() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `looping` is never used
[INFO] [stdout]   --> src/printer.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub fn looping() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `loop_while` is never used
[INFO] [stdout]   --> src/printer.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn loop_while() {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `loop_for` is never used
[INFO] [stdout]   --> src/printer.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn loop_for() {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Days` is never used
[INFO] [stdout]   --> src/printer.rs:71:6
[INFO] [stdout]    |
[INFO] [stdout] 71 | enum Days {
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `usin_enum` is never used
[INFO] [stdout]   --> src/printer.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn usin_enum() {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_constants` is never used
[INFO] [stdout]   --> src/printer.rs:98:8
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub fn using_constants() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_tuple` is never used
[INFO] [stdout]    --> src/printer.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub fn using_tuple() { // can store value of different data type
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_str` is never used
[INFO] [stdout]    --> src/printer.rs:114:8
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub fn print_str() {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_array` is never used
[INFO] [stdout]    --> src/printer.rs:126:8
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub fn using_array() { // can only store value of the same data time
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_arr` is never used
[INFO] [stdout]    --> src/printer.rs:158:8
[INFO] [stdout]     |
[INFO] [stdout] 158 | pub fn print_arr(arr: &mut[i32;4]) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_borrowing` is never used
[INFO] [stdout]    --> src/printer.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |  pub fn using_borrowing() {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_slice` is never used
[INFO] [stdout]    --> src/printer.rs:212:8
[INFO] [stdout]     |
[INFO] [stdout] 212 | pub fn using_slice() {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_struct` is never used
[INFO] [stdout]    --> src/printer.rs:231:8
[INFO] [stdout]     |
[INFO] [stdout] 231 | pub fn using_struct() {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `method_in_struct` is never used
[INFO] [stdout]    --> src/printer.rs:274:8
[INFO] [stdout]     |
[INFO] [stdout] 274 | pub fn method_in_struct() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `area` is never used
[INFO] [stdout]    --> src/printer.rs:279:10
[INFO] [stdout]     |
[INFO] [stdout] 278 |   impl  Rectangle {
[INFO] [stdout]     |   --------------- method in this implementation
[INFO] [stdout] 279 |       fn area(&self) {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `static_struct_method` is never used
[INFO] [stdout]    --> src/printer.rs:287:8
[INFO] [stdout]     |
[INFO] [stdout] 287 | pub fn static_struct_method() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `areaInstance` and `area` are never used
[INFO] [stdout]    --> src/printer.rs:292:10
[INFO] [stdout]     |
[INFO] [stdout] 291 |   impl  Rectangle {
[INFO] [stdout]     |   --------------- associated items in this implementation
[INFO] [stdout] 292 |       fn areaInstance(w: u32, h: u32) -> Rectangle {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 295 |       fn area(&self) {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `option_enum` is never used
[INFO] [stdout]    --> src/printer.rs:303:8
[INFO] [stdout]     |
[INFO] [stdout] 303 | pub fn option_enum() {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_vector` is never used
[INFO] [stdout]    --> src/printer.rs:329:8
[INFO] [stdout]     |
[INFO] [stdout] 329 | pub fn using_vector() {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_hashmap` is never used
[INFO] [stdout]    --> src/printer.rs:345:8
[INFO] [stdout]     |
[INFO] [stdout] 345 | pub fn using_hashmap() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `working_on_errors` is never used
[INFO] [stdout]    --> src/printer.rs:377:8
[INFO] [stdout]     |
[INFO] [stdout] 377 | pub fn working_on_errors() -> Result<bool, String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_generics` is never used
[INFO] [stdout]    --> src/printer.rs:385:8
[INFO] [stdout]     |
[INFO] [stdout] 385 | pub fn using_generics() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_traits` is never used
[INFO] [stdout]    --> src/printer.rs:400:8
[INFO] [stdout]     |
[INFO] [stdout] 400 | pub fn using_traits() {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_write` is never used
[INFO] [stdout]    --> src/printer.rs:429:8
[INFO] [stdout]     |
[INFO] [stdout] 429 | pub fn read_write() {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `working_with_file` is never used
[INFO] [stdout]    --> src/printer.rs:450:8
[INFO] [stdout]     |
[INFO] [stdout] 450 | pub fn working_with_file() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `working_with_iterators` is never used
[INFO] [stdout]    --> src/printer.rs:472:8
[INFO] [stdout]     |
[INFO] [stdout] 472 | pub fn working_with_iterators() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_closure` is never used
[INFO] [stdout]    --> src/printer.rs:491:8
[INFO] [stdout]     |
[INFO] [stdout] 491 | pub fn using_closure() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `using_smart_pointers` is never used
[INFO] [stdout]    --> src/printer.rs:499:8
[INFO] [stdout]     |
[INFO] [stdout] 499 | pub fn using_smart_pointers() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `areaInstance` should have a snake case name
[INFO] [stdout]    --> src/printer.rs:292:10
[INFO] [stdout]     |
[INFO] [stdout] 292 |       fn areaInstance(w: u32, h: u32) -> Rectangle {
[INFO] [stdout]     |          ^^^^^^^^^^^^ help: convert the identifier to snake case: `area_instance`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "0e452b092fe3a1f76ae7b93558b31236816941dcd9e1f43beca05fb9c2d9700d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e452b092fe3a1f76ae7b93558b31236816941dcd9e1f43beca05fb9c2d9700d", kill_on_drop: false }`
[INFO] [stdout] 0e452b092fe3a1f76ae7b93558b31236816941dcd9e1f43beca05fb9c2d9700d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f59ddca2e20a4cc2c0c256587e81ccf4016792826d94298121989544a9017ad4
[INFO] running `Command { std: "docker" "start" "-a" "f59ddca2e20a4cc2c0c256587e81ccf4016792826d94298121989544a9017ad4", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `File`, `HashMap`, `OpenOptions`, `Read`, and `any`
[INFO] [stderr]  --> src/printer.rs:1:25
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{collections::{HashMap, HashSet}, any, fs::{File, OpenOptions}, fmt::Display, io::{Write, Read}, i32};
[INFO] [stderr]   |                         ^^^^^^^            ^^^       ^^^^  ^^^^^^^^^^^                             ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg_state`
[INFO] [stderr]   --> src/printer.rs:95:7
[INFO] [stderr]    |
[INFO] [stderr] 95 |   let msg_state: Message = Message::Move { x: 2, y: 4 };
[INFO] [stderr]    |       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_msg_state`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/printer.rs:115:7
[INFO] [stderr]     |
[INFO] [stderr] 115 |   let mut name = "Testing.......";
[INFO] [stderr]     |       ----^^^^
[INFO] [stderr]     |       |
[INFO] [stderr]     |       help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `arr` is never read
[INFO] [stderr]    --> src/printer.rs:143:5
[INFO] [stderr]     |
[INFO] [stderr] 143 |     arr[3] = 80;
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `student_age`
[INFO] [stderr]    --> src/printer.rs:268:7
[INFO] [stderr]     |
[INFO] [stderr] 268 |   let student_age: Ages = Ages(12, 16, 18);
[INFO] [stderr]     |       ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_student_age`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/printer.rs:473:7
[INFO] [stderr]     |
[INFO] [stderr] 473 |   let mut a = [10, 20, 30];
[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/printer.rs:475:7
[INFO] [stderr]     |
[INFO] [stderr] 475 |   let mut iter = a.iter();
[INFO] [stderr]     |       ----^^^^
[INFO] [stderr]     |       |
[INFO] [stderr]     |       help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `LENGTH` is never used
[INFO] [stderr]  --> src/printer.rs:3:7
[INFO] [stderr]   |
[INFO] [stderr] 3 | const LENGTH: u32 = 20;
[INFO] [stderr]   |       ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `printer_fn` is never used
[INFO] [stderr]  --> src/printer.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn printer_fn() {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `machine_type` is never used
[INFO] [stderr]   --> src/printer.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub fn machine_type() {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `looping` is never used
[INFO] [stderr]   --> src/printer.rs:42:8
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub fn looping() {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `loop_while` is never used
[INFO] [stderr]   --> src/printer.rs:55:8
[INFO] [stderr]    |
[INFO] [stderr] 55 | pub fn loop_while() {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `loop_for` is never used
[INFO] [stderr]   --> src/printer.rs:64:8
[INFO] [stderr]    |
[INFO] [stderr] 64 | pub fn loop_for() {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Days` is never used
[INFO] [stderr]   --> src/printer.rs:71:6
[INFO] [stderr]    |
[INFO] [stderr] 71 | enum Days {
[INFO] [stderr]    |      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `usin_enum` is never used
[INFO] [stderr]   --> src/printer.rs:75:8
[INFO] [stderr]    |
[INFO] [stderr] 75 | pub fn usin_enum() {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `using_constants` is never used
[INFO] [stderr]   --> src/printer.rs:98:8
[INFO] [stderr]    |
[INFO] [stderr] 98 | pub fn using_constants() {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `using_tuple` is never used
[INFO] [stderr]    --> src/printer.rs:104:8
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub fn using_tuple() { // can store value of different data type
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `print_str` is never used
[INFO] [stderr]    --> src/printer.rs:114:8
[INFO] [stderr]     |
[INFO] [stderr] 114 | pub fn print_str() {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `using_array` is never used
[INFO] [stderr]    --> src/printer.rs:126:8
[INFO] [stderr]     |
[INFO] [stderr] 126 | pub fn using_array() { // can only store value of the same data time
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `print_arr` is never used
[INFO] [stderr]    --> src/printer.rs:158:8
[INFO] [stderr]     |
[INFO] [stderr] 158 | pub fn print_arr(arr: &mut[i32;4]) {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `using_borrowing` is never used
[INFO] [stderr]    --> src/printer.rs:166:9
[INFO] [stderr]     |
[INFO] [stderr] 166 |  pub fn using_borrowing() {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `using_slice` is never used
[INFO] [stderr]    --> src/printer.rs:212:8
[INFO] [stderr]     |
[INFO] [stderr] 212 | pub fn using_slice() {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `using_struct` is never used
[INFO] [stderr]    --> src/printer.rs:231:8
[INFO] [stderr]     |
[INFO] [stderr] 231 | pub fn using_struct() {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `method_in_struct` is never used
[INFO] [stderr]    --> src/printer.rs:274:8
[INFO] [stderr]     |
[INFO] [stderr] 274 | pub fn method_in_struct() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `area` is never used
[INFO] [stderr]    --> src/printer.rs:279:10
[INFO] [stderr]     |
[INFO] [stderr] 278 |   impl  Rectangle {
[INFO] [stderr]     |   --------------- method in this implementation
[INFO] [stderr] 279 |       fn area(&self) {
[INFO] [stderr]     |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `static_struct_method` is never used
[INFO] [stderr]    --> src/printer.rs:287:8
[INFO] [stderr]     |
[INFO] [stderr] 287 | pub fn static_struct_method() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `areaInstance` and `area` are never used
[INFO] [stderr]    --> src/printer.rs:292:10
[INFO] [stderr]     |
[INFO] [stderr] 291 |   impl  Rectangle {
[INFO] [stderr]     |   --------------- associated items in this implementation
[INFO] [stderr] 292 |       fn areaInstance(w: u32, h: u32) -> Rectangle {
[INFO] [stderr]     |          ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 295 |       fn area(&self) {
[INFO] [stderr]     |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `option_enum` is never used
[INFO] [stderr]    --> src/printer.rs:303:8
[INFO] [stderr]     |
[INFO] [stderr] 303 | pub fn option_enum() {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `using_vector` is never used
[INFO] [stderr]    --> src/printer.rs:329:8
[INFO] [stderr]     |
[INFO] [stderr] 329 | pub fn using_vector() {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `using_hashmap` is never used
[INFO] [stderr]    --> src/printer.rs:345:8
[INFO] [stderr]     |
[INFO] [stderr] 345 | pub fn using_hashmap() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `working_on_errors` is never used
[INFO] [stderr]    --> src/printer.rs:377:8
[INFO] [stderr]     |
[INFO] [stderr] 377 | pub fn working_on_errors() -> Result<bool, String> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `using_generics` is never used
[INFO] [stderr]    --> src/printer.rs:385:8
[INFO] [stderr]     |
[INFO] [stderr] 385 | pub fn using_generics() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `using_traits` is never used
[INFO] [stderr]    --> src/printer.rs:400:8
[INFO] [stderr]     |
[INFO] [stderr] 400 | pub fn using_traits() {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `read_write` is never used
[INFO] [stderr]    --> src/printer.rs:429:8
[INFO] [stderr]     |
[INFO] [stderr] 429 | pub fn read_write() {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `working_with_file` is never used
[INFO] [stderr]    --> src/printer.rs:450:8
[INFO] [stderr]     |
[INFO] [stderr] 450 | pub fn working_with_file() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `working_with_iterators` is never used
[INFO] [stderr]    --> src/printer.rs:472:8
[INFO] [stderr]     |
[INFO] [stderr] 472 | pub fn working_with_iterators() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `using_closure` is never used
[INFO] [stderr]    --> src/printer.rs:491:8
[INFO] [stderr]     |
[INFO] [stderr] 491 | pub fn using_closure() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `using_smart_pointers` is never used
[INFO] [stderr]    --> src/printer.rs:499:8
[INFO] [stderr]     |
[INFO] [stderr] 499 | pub fn using_smart_pointers() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `areaInstance` should have a snake case name
[INFO] [stderr]    --> src/printer.rs:292:10
[INFO] [stderr]     |
[INFO] [stderr] 292 |       fn areaInstance(w: u32, h: u32) -> Rectangle {
[INFO] [stderr]     |          ^^^^^^^^^^^^ help: convert the identifier to snake case: `area_instance`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `HelloWorld` (bin "HelloWorld" test) generated 39 warnings (run `cargo fix --bin "HelloWorld" -p HelloWorld --tests` to apply 6 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/HelloWorld-c90401f20425c364)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test should_fail ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `--bin HelloWorld`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- should_fail stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'should_fail' (25) panicked at src/main.rs:13:5:
[INFO] [stdout] not implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58be45326c92 - std[3f03f8b59f91bef1]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58be45326c92 - std[3f03f8b59f91bef1]::backtrace_rs::backtrace::trace_unsynchronized::<std[3f03f8b59f91bef1]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58be45326c92 - std[3f03f8b59f91bef1]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58be45326c92 - <<std[3f03f8b59f91bef1]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[585f66e14d78f9ba]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58be4533b49a - <core[585f66e14d78f9ba]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58be4533b49a - core[585f66e14d78f9ba]::fmt::write
[INFO] [stdout]    6:     0x58be4532ba96 - std[3f03f8b59f91bef1]::io::default_write_fmt::<alloc[15e7b27aba85d2e2]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x58be4532ba96 - <alloc[15e7b27aba85d2e2]::vec::Vec<u8> as std[3f03f8b59f91bef1]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x58be4530542f - <std[3f03f8b59f91bef1]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58be4530542f - std[3f03f8b59f91bef1]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58be4531efc9 - std[3f03f8b59f91bef1]::panicking::default_hook
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58be452ba9fe - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::Fn<(&'a std[3f03f8b59f91bef1]::panic::PanicHookInfo<'b>,), Output = ()> + core[585f66e14d78f9ba]::marker::Sync + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::Fn<(&std[3f03f8b59f91bef1]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x58be452ba9fe - test[30224e0cb089acd2]::test_main_with_exit_callback::<test[30224e0cb089acd2]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x58be4531f182 - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::Fn<(&'a std[3f03f8b59f91bef1]::panic::PanicHookInfo<'b>,), Output = ()> + core[585f66e14d78f9ba]::marker::Sync + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::Fn<(&std[3f03f8b59f91bef1]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x58be4531f182 - std[3f03f8b59f91bef1]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58be4530551a - std[3f03f8b59f91bef1]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x58be452fa6d9 - std[3f03f8b59f91bef1]::sys::backtrace::__rust_end_short_backtrace::<std[3f03f8b59f91bef1]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58be4530633d - __rustc[caa99d26c7bae192]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58be4533bb0c - core[585f66e14d78f9ba]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58be4533bad2 - core[585f66e14d78f9ba]::panicking::panic
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x58be452ae51a - HelloWorld[96d4dd5fc128cb02]::should_fail
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:13:5
[INFO] [stdout]   21:     0x58be452ae497 - HelloWorld[96d4dd5fc128cb02]::should_fail::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:12:17
[INFO] [stdout]   22:     0x58be452aecd6 - <HelloWorld[96d4dd5fc128cb02]::should_fail::{closure#0} as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x58be452aedab - <fn() -> core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x58be452aedab - test[30224e0cb089acd2]::__rust_begin_short_backtrace::<core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>, fn() -> core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x58be452bb60a - test[30224e0cb089acd2]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x58be452bb60a - <core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x58be452bb60a - std[3f03f8b59f91bef1]::panicking::catch_unwind::do_call::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}>, core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x58be452bb60a - std[3f03f8b59f91bef1]::panicking::catch_unwind::<core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>, core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x58be452bb60a - std[3f03f8b59f91bef1]::panic::catch_unwind::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}>, core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x58be452bb60a - test[30224e0cb089acd2]::run_test_in_process
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x58be452bb60a - test[30224e0cb089acd2]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x58be452b5ad4 - test[30224e0cb089acd2]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x58be452b5ad4 - std[3f03f8b59f91bef1]::sys::backtrace::__rust_begin_short_backtrace::<test[30224e0cb089acd2]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   34:     0x58be452be102 - std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked::<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   35:     0x58be452be102 - <core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x58be452be102 - std[3f03f8b59f91bef1]::panicking::catch_unwind::do_call::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x58be452be102 - std[3f03f8b59f91bef1]::panicking::catch_unwind::<(), core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x58be452be102 - std[3f03f8b59f91bef1]::panic::catch_unwind::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x58be452be102 - std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked::<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   40:     0x58be452be102 - <std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1} as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x58be4532653f - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn core[585f66e14d78f9ba]::ops::function::FnOnce<(), Output = ()> + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x58be4532653f - <std[3f03f8b59f91bef1]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   43:     0x777344f8aaa4 - <unknown>
[INFO] [stdout]   44:     0x777345017a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     should_fail
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f59ddca2e20a4cc2c0c256587e81ccf4016792826d94298121989544a9017ad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f59ddca2e20a4cc2c0c256587e81ccf4016792826d94298121989544a9017ad4", kill_on_drop: false }`
[INFO] [stdout] f59ddca2e20a4cc2c0c256587e81ccf4016792826d94298121989544a9017ad4
