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[INFO] checking GiorgiKumelashvili/rust-playground against try#48c9d93cf65d550d124c40108859fd993778c157 for pr-153692-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGiorgiKumelashvili%2Frust-playground" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
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[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]  --> src/ch_3_common_programming_concepts/mod.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 |   let x = true;
[INFO] [stdout]   |       ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rect_ref`
[INFO] [stdout]   --> src/ch_5_structs/rectangle_example2.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 |   let rect_ref = &rect; // ❌ PROBLEM: Creates IMMUTABLE reference &Rectangle (read-only)
[INFO] [stdout]    |       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rect_ref`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ch_5_structs/rectangle_example2.rs:53:7
[INFO] [stdout]    |
[INFO] [stdout] 53 |   let mut rect_ref = &mut rect; // &mut rect = mutable reference
[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: unused variable: `user2`
[INFO] [stdout]   --> src/ch_5_structs/mod.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 |   let user2 = User {
[INFO] [stdout]    |       ^^^^^ help: if this is intentional, prefix it with an underscore: `_user2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `p` is never read
[INFO] [stdout]   --> src/ch_5_structs/mod.rs:44:3
[INFO] [stdout]    |
[INFO] [stdout] 44 |   p.y += 1;
[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: value assigned to `p` is never read
[INFO] [stdout]   --> src/ch_5_structs/mod.rs:53:3
[INFO] [stdout]    |
[INFO] [stdout] 53 | /   p = Point {
[INFO] [stdout] 54 | |     // x: dbg!(1),
[INFO] [stdout] 55 | |     x: 1,
[INFO] [stdout] 56 | |     y: 0
[INFO] [stdout] 57 | |   };
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read` is never used
[INFO] [stdout]  --> src/ch_3_common_programming_concepts/mod.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn read(y: bool) {
[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 `main` is never used
[INFO] [stdout]  --> src/ch_3_common_programming_concepts/mod.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn main() {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `email`, `age`, and `fav_color` are never read
[INFO] [stdout]  --> src/ch_5_structs/mod.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct User<'a> {
[INFO] [stdout]   |        ---- fields in this struct
[INFO] [stdout] 6 |   name: String,
[INFO] [stdout]   |   ^^^^
[INFO] [stdout] 7 |   email: String,
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 8 |   age: u8,
[INFO] [stdout]   |   ^^^
[INFO] [stdout] 9 |   fav_color: &'a str
[INFO] [stdout]   |   ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `User` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]   --> src/ch_5_structs/mod.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Empty;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `max` is never used
[INFO] [stdout]   --> src/ch_5_structs/rectangle_example2.rs:17:6
[INFO] [stdout]    |
[INFO] [stdout]  6 | impl Rectangle {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 17 |   fn max(self, other: Self) -> Self {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main_with_issue` is never used
[INFO] [stdout]   --> src/ch_5_structs/rectangle_example2.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn main_with_issue() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Quit`, `Move`, and `ChangeColor` are never constructed
[INFO] [stdout]  --> src/ch_6_enums/mod.rs:5:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Message {
[INFO] [stdout]   |      ------- variants in this enum
[INFO] [stdout] 5 |   Quit,
[INFO] [stdout]   |   ^^^^
[INFO] [stdout] 6 |   Move { x: i32, y: i32 },
[INFO] [stdout]   |   ^^^^
[INFO] [stdout] 7 |   Write(String),
[INFO] [stdout] 8 |   ChangeColor(i32, i32, i32)
[INFO] [stdout]   |   ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `deliver_order` is never used
[INFO] [stdout]  --> src/ch_7_package_crate_module/mod.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn deliver_order() {}
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `private` is never read
[INFO] [stdout]   --> src/ch_7_package_crate_module/mod.rs:49:3
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct CheckStruct {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 48 |   pub public: u32,
[INFO] [stdout] 49 |   private: u32
[INFO] [stdout]    |   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CheckStruct` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/ch_7_package_crate_module/test_folder.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn main() {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/ch_7_package_crate_module/test_folder/analize.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn main() {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ch_7_package_crate_module/mod.rs:31:20
[INFO] [stdout]    |
[INFO] [stdout] 31 |   pub struct Point(i32, pub i32);
[INFO] [stdout]    |              ----- ^^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 31 -   pub struct Point(i32, pub i32);
[INFO] [stdout] 31 +   pub struct Point((), pub i32);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CheckStruct2` is never constructed
[INFO] [stdout]   --> src/ch_7_package_crate_module/mod.rs:40:14
[INFO] [stdout]    |
[INFO] [stdout] 40 |   pub struct CheckStruct2 {
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_to_waitlist` is never used
[INFO] [stdout]   --> src/ch_7_package_crate_module/mod.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn add_to_waitlist() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `seat_at_table` is never used
[INFO] [stdout]   --> src/ch_7_package_crate_module/mod.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn seat_at_table() {}
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `serve_order` is never used
[INFO] [stdout]   --> src/ch_7_package_crate_module/mod.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn serve_order() {}
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `take_payment` is never used
[INFO] [stdout]   --> src/ch_7_package_crate_module/mod.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn take_payment() {}
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `take_order` is never used
[INFO] [stdout]   --> src/ch_7_package_crate_module/mod.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn take_order() {}
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `something` is never used
[INFO] [stdout]   --> src/ch_7_package_crate_module/mod.rs:98:10
[INFO] [stdout]    |
[INFO] [stdout] 98 |       fn something() {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]  --> src/ch_3_common_programming_concepts/mod.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 |   let x = true;
[INFO] [stdout]   |       ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rect_ref`
[INFO] [stdout]   --> src/ch_5_structs/rectangle_example2.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 |   let rect_ref = &rect; // ❌ PROBLEM: Creates IMMUTABLE reference &Rectangle (read-only)
[INFO] [stdout]    |       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rect_ref`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ch_5_structs/rectangle_example2.rs:53:7
[INFO] [stdout]    |
[INFO] [stdout] 53 |   let mut rect_ref = &mut rect; // &mut rect = mutable reference
[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: unused variable: `user2`
[INFO] [stdout]   --> src/ch_5_structs/mod.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 |   let user2 = User {
[INFO] [stdout]    |       ^^^^^ help: if this is intentional, prefix it with an underscore: `_user2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `p` is never read
[INFO] [stdout]   --> src/ch_5_structs/mod.rs:44:3
[INFO] [stdout]    |
[INFO] [stdout] 44 |   p.y += 1;
[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: value assigned to `p` is never read
[INFO] [stdout]   --> src/ch_5_structs/mod.rs:53:3
[INFO] [stdout]    |
[INFO] [stdout] 53 | /   p = Point {
[INFO] [stdout] 54 | |     // x: dbg!(1),
[INFO] [stdout] 55 | |     x: 1,
[INFO] [stdout] 56 | |     y: 0
[INFO] [stdout] 57 | |   };
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read` is never used
[INFO] [stdout]  --> src/ch_3_common_programming_concepts/mod.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn read(y: bool) {
[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 `main` is never used
[INFO] [stdout]  --> src/ch_3_common_programming_concepts/mod.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn main() {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `email`, `age`, and `fav_color` are never read
[INFO] [stdout]  --> src/ch_5_structs/mod.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct User<'a> {
[INFO] [stdout]   |        ---- fields in this struct
[INFO] [stdout] 6 |   name: String,
[INFO] [stdout]   |   ^^^^
[INFO] [stdout] 7 |   email: String,
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 8 |   age: u8,
[INFO] [stdout]   |   ^^^
[INFO] [stdout] 9 |   fav_color: &'a str
[INFO] [stdout]   |   ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `User` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Empty` is never constructed
[INFO] [stdout]   --> src/ch_5_structs/mod.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Empty;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `max` is never used
[INFO] [stdout]   --> src/ch_5_structs/rectangle_example2.rs:17:6
[INFO] [stdout]    |
[INFO] [stdout]  6 | impl Rectangle {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 17 |   fn max(self, other: Self) -> Self {
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main_with_issue` is never used
[INFO] [stdout]   --> src/ch_5_structs/rectangle_example2.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn main_with_issue() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Quit`, `Move`, and `ChangeColor` are never constructed
[INFO] [stdout]  --> src/ch_6_enums/mod.rs:5:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Message {
[INFO] [stdout]   |      ------- variants in this enum
[INFO] [stdout] 5 |   Quit,
[INFO] [stdout]   |   ^^^^
[INFO] [stdout] 6 |   Move { x: i32, y: i32 },
[INFO] [stdout]   |   ^^^^
[INFO] [stdout] 7 |   Write(String),
[INFO] [stdout] 8 |   ChangeColor(i32, i32, i32)
[INFO] [stdout]   |   ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `deliver_order` is never used
[INFO] [stdout]  --> src/ch_7_package_crate_module/mod.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn deliver_order() {}
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `private` is never read
[INFO] [stdout]   --> src/ch_7_package_crate_module/mod.rs:49:3
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct CheckStruct {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 48 |   pub public: u32,
[INFO] [stdout] 49 |   private: u32
[INFO] [stdout]    |   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CheckStruct` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/ch_7_package_crate_module/test_folder.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn main() {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/ch_7_package_crate_module/test_folder/analize.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn main() {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ch_7_package_crate_module/mod.rs:31:20
[INFO] [stdout]    |
[INFO] [stdout] 31 |   pub struct Point(i32, pub i32);
[INFO] [stdout]    |              ----- ^^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Point` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 31 -   pub struct Point(i32, pub i32);
[INFO] [stdout] 31 +   pub struct Point((), pub i32);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CheckStruct2` is never constructed
[INFO] [stdout]   --> src/ch_7_package_crate_module/mod.rs:40:14
[INFO] [stdout]    |
[INFO] [stdout] 40 |   pub struct CheckStruct2 {
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_to_waitlist` is never used
[INFO] [stdout]   --> src/ch_7_package_crate_module/mod.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn add_to_waitlist() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `seat_at_table` is never used
[INFO] [stdout]   --> src/ch_7_package_crate_module/mod.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn seat_at_table() {}
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `serve_order` is never used
[INFO] [stdout]   --> src/ch_7_package_crate_module/mod.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn serve_order() {}
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `take_payment` is never used
[INFO] [stdout]   --> src/ch_7_package_crate_module/mod.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn take_payment() {}
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `take_order` is never used
[INFO] [stdout]   --> src/ch_7_package_crate_module/mod.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn take_order() {}
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `something` is never used
[INFO] [stdout]   --> src/ch_7_package_crate_module/mod.rs:98:10
[INFO] [stdout]    |
[INFO] [stdout] 98 |       fn something() {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.34s
[INFO] running `Command { std: "docker" "inspect" "dea7ee1198c83376476b194df142f726f34ac4ca094cf22b5bb70053604e96f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dea7ee1198c83376476b194df142f726f34ac4ca094cf22b5bb70053604e96f0", kill_on_drop: false }`
[INFO] [stdout] dea7ee1198c83376476b194df142f726f34ac4ca094cf22b5bb70053604e96f0
