[INFO] cloning repository https://github.com/albertisaac12/Learn-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/albertisaac12/Learn-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falbertisaac12%2FLearn-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falbertisaac12%2FLearn-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53a03eb71e7dd214814b0205644b77bcaa1f1871
[INFO] testing albertisaac12/Learn-Rust against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falbertisaac12%2FLearn-Rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/albertisaac12/Learn-Rust on toolchain a7ce54db9b096bd1098d07c645b489195a667c9f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/albertisaac12/Learn-Rust
[INFO] finished tweaking git repo https://github.com/albertisaac12/Learn-Rust
[INFO] tweaked toml for git repo https://github.com/albertisaac12/Learn-Rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/albertisaac12/Learn-Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing albertisaac12/Learn-Rust against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falbertisaac12%2FLearn-Rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/albertisaac12/Learn-Rust on toolchain a7ce54db9b096bd1098d07c645b489195a667c9f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/albertisaac12/Learn-Rust
[INFO] finished tweaking git repo https://github.com/albertisaac12/Learn-Rust
[INFO] tweaked toml for git repo https://github.com/albertisaac12/Learn-Rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/albertisaac12/Learn-Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 870472ffee292e3043cc7a24a943b0edf99b37f9a4f75245e6d4e4c6795870f2
[INFO] running `Command { std: "docker" "start" "-a" "870472ffee292e3043cc7a24a943b0edf99b37f9a4f75245e6d4e4c6795870f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "870472ffee292e3043cc7a24a943b0edf99b37f9a4f75245e6d4e4c6795870f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "870472ffee292e3043cc7a24a943b0edf99b37f9a4f75245e6d4e4c6795870f2", kill_on_drop: false }`
[INFO] [stdout] 870472ffee292e3043cc7a24a943b0edf99b37f9a4f75245e6d4e4c6795870f2
[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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e357844050523c6d35b9e86fb7bf20283ecfe4dfd93b1553afeeb339a2240fd
[INFO] running `Command { std: "docker" "start" "-a" "1e357844050523c6d35b9e86fb7bf20283ecfe4dfd93b1553afeeb339a2240fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling Learn-Rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `blah` should have an upper camel case name
[INFO] [stdout]   --> src/Udemy/structs.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct blah{
[INFO] [stdout]    |        ^^^^ help: convert the identifier to upper camel case: `Blah`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fs::File`
[INFO] [stdout]  --> src/Udemy/ErrorHandling/error1.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{fs::File, io};
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `is_Seven`
[INFO] [stdout]   --> src/Udemy/ErrorHandling/error1.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | use isSeven::{is_Seven, is_SevenWithError};
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `greeting`
[INFO] [stdout]  --> src/3-strings/3-string.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let greeting = "Hello world";
[INFO] [stdout]   |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_greeting`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::front_of_house::hosting`
[INFO] [stdout]   --> src/Udemy/modules2.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     use crate::front_of_house::hosting;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `deliver_order` is never used
[INFO] [stdout]  --> src/Udemy/modules2.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn deliver_order() {}
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fix_incorrect_order` is never used
[INFO] [stdout]  --> src/Udemy/modules2.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn fix_incorrect_order() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cook_order` is never used
[INFO] [stdout]  --> src/Udemy/modules2.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn cook_order() {}
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `eat_at_restaurant` is never used
[INFO] [stdout]   --> src/Udemy/modules2.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn eat_at_restaurant() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `eat_at_restaurant` is never used
[INFO] [stdout]   --> src/Udemy/modules2.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn eat_at_restaurant() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `days` should have an upper camel case name
[INFO] [stdout]  --> src/Udemy/Enums.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum days {
[INFO] [stdout]   |      ^^^^ help: convert the identifier to upper camel case: `Days`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `monday` should have an upper camel case name
[INFO] [stdout]  --> src/Udemy/Enums.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     monday,tuesday,wednesday,thursday,friday,saturday,sunday
[INFO] [stdout]   |     ^^^^^^ help: convert the identifier to upper camel case: `Monday`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `tuesday` should have an upper camel case name
[INFO] [stdout]  --> src/Udemy/Enums.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     monday,tuesday,wednesday,thursday,friday,saturday,sunday
[INFO] [stdout]   |            ^^^^^^^ help: convert the identifier to upper camel case: `Tuesday`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `wednesday` should have an upper camel case name
[INFO] [stdout]  --> src/Udemy/Enums.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 |     monday,tuesday,wednesday,thursday,friday,saturday,sunday
[INFO] [stdout]   |                    ^^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Wednesday`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `thursday` should have an upper camel case name
[INFO] [stdout]  --> src/Udemy/Enums.rs:5:30
[INFO] [stdout]   |
[INFO] [stdout] 5 |     monday,tuesday,wednesday,thursday,friday,saturday,sunday
[INFO] [stdout]   |                              ^^^^^^^^ help: convert the identifier to upper camel case: `Thursday`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bank2`
[INFO] [stdout]   --> src/3-strings/3-string.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let bank2:& 'static str = "hi there ";
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_bank2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `friday` should have an upper camel case name
[INFO] [stdout]  --> src/Udemy/Enums.rs:5:39
[INFO] [stdout]   |
[INFO] [stdout] 5 |     monday,tuesday,wednesday,thursday,friday,saturday,sunday
[INFO] [stdout]   |                                       ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Friday`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `saturday` should have an upper camel case name
[INFO] [stdout]  --> src/Udemy/Enums.rs:5:46
[INFO] [stdout]   |
[INFO] [stdout] 5 |     monday,tuesday,wednesday,thursday,friday,saturday,sunday
[INFO] [stdout]   |                                              ^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Saturday`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `sunday` should have an upper camel case name
[INFO] [stdout]  --> src/Udemy/Enums.rs:5:55
[INFO] [stdout]   |
[INFO] [stdout] 5 |     monday,tuesday,wednesday,thursday,friday,saturday,sunday
[INFO] [stdout]   |                                                       ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Sunday`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `withTypes` should have an upper camel case name
[INFO] [stdout]  --> src/Udemy/Enums.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 | enum withTypes{
[INFO] [stdout]   |      ^^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `WithTypes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `v1` should have an upper camel case name
[INFO] [stdout]   --> src/Udemy/Enums.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     v1(String),
[INFO] [stdout]    |     ^^ help: convert the identifier to upper camel case (notice the capitalization): `V1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `v2` should have an upper camel case name
[INFO] [stdout]   --> src/Udemy/Enums.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     v2(u32),
[INFO] [stdout]    |     ^^ help: convert the identifier to upper camel case (notice the capitalization): `V2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `v3` should have an upper camel case name
[INFO] [stdout]   --> src/Udemy/Enums.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     v3(days),
[INFO] [stdout]    |     ^^ help: convert the identifier to upper camel case (notice the capitalization): `V3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/7-arrays/arr.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let index: usize= index.trim().parse().expect("Error not a int value");
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_Seven` is never used
[INFO] [stdout]  --> src/Udemy/ErrorHandling/isSeven.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn is_Seven(num:&String)->bool{
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a2`
[INFO] [stdout]   --> src/Udemy/structs.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |     let a2 = Point(4,5,6);
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_a2`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `isSeven` should have a snake case name
[INFO] [stdout]  --> src/Udemy/ErrorHandling/error1.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | mod isSeven;
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to snake case: `is_seven`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_Seven` should have a snake case name
[INFO] [stdout]  --> src/Udemy/ErrorHandling/isSeven.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn is_Seven(num:&String)->bool{
[INFO] [stdout]   |        ^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `is_seven`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/9-miscControlFlow/misc.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let f = false;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_SevenWithError` should have a snake case name
[INFO] [stdout]  --> src/Udemy/ErrorHandling/isSeven.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn is_SevenWithError(num:&String)->Result<bool,String>{
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `is_seven_with_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `y` is never read
[INFO] [stdout]   --> src/9-miscControlFlow/misc.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut y = 0;
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `sd` is assigned to, but never used
[INFO] [stdout]   --> src/9-miscControlFlow/misc.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let mut sd:&str = "sdadada";
[INFO] [stdout]    |             ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_sd` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `sd` is never read
[INFO] [stdout]   --> src/9-miscControlFlow/misc.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     sd ="fuck";
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `property_value` is never read
[INFO] [stdout]  --> src/Udemy/structs.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct House {
[INFO] [stdout]   |        ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 4 |     property_value:u32
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `width` and `height` are never read
[INFO] [stdout]   --> src/Udemy/structs.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct Rectangle {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] 14 |     width: u32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 15 |     height: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Rectangle` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `blah` is never read
[INFO] [stdout]   --> src/Udemy/structs.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct blah{
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 25 |     blah:String
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `blah` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `1` and `2` are never read
[INFO] [stdout]   --> src/Udemy/structs.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct Color(i32, i32, i32);
[INFO] [stdout]    |        -----      ^^^  ^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]   --> src/Udemy/structs.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct Point(i32, i32, i32);
[INFO] [stdout]    |        ----- ^^^  ^^^  ^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing these fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `aa` is never used
[INFO] [stdout]   --> src/9-miscControlFlow/misc.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn aa(x:i32)-> i32{
[INFO] [stdout]    |    ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `score`
[INFO] [stdout]   --> src/Udemy/hashMap1.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let score = scores.get(&team_name).copied().unwrap_or(0);
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_score`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `monday`, `tuesday`, `wednesday`, `thursday`, `saturday`, and `sunday` are never constructed
[INFO] [stdout]  --> src/Udemy/Enums.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum days {
[INFO] [stdout]   |      ---- variants in this enum
[INFO] [stdout] 5 |     monday,tuesday,wednesday,thursday,friday,saturday,sunday
[INFO] [stdout]   |     ^^^^^^ ^^^^^^^ ^^^^^^^^^ ^^^^^^^^        ^^^^^^^^ ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `days` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/Udemy/Enums.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 |     v1(String),
[INFO] [stdout]    |     -- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `withTypes` 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] 10 -     v1(String),
[INFO] [stdout] 10 +     v1(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/Udemy/Enums.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     v2(u32),
[INFO] [stdout]    |     -- ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `withTypes` 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] 11 -     v2(u32),
[INFO] [stdout] 11 +     v2(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/Udemy/Enums.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 |     v3(days),
[INFO] [stdout]    |     -- ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `withTypes` 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] 12 -     v3(days),
[INFO] [stdout] 12 +     v3(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `accountInfo` should have a snake case name
[INFO] [stdout]  --> src/Udemy/hashMap1.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let mut accountInfo =  HashMap::new();
[INFO] [stdout]   |             ^^^^^^^^^^^ help: convert the identifier to snake case: `account_info`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, `2`, and `3` are never read
[INFO] [stdout]   --> src/Udemy/Enums.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 |     V4(u8, u8, u8, u8),
[INFO] [stdout]    |     -- ^^  ^^  ^^  ^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `withTypes` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 13 -     V4(u8, u8, u8, u8),
[INFO] [stdout] 13 +     V4((), (), (), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Nickel`, `Dime`, and `Quarter` are never constructed
[INFO] [stdout]   --> src/Udemy/Enums.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | enum Coin {
[INFO] [stdout]    |      ---- variants in this enum
[INFO] [stdout] 18 |     Penny,
[INFO] [stdout] 19 |     Nickel,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 20 |     Dime,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 21 |     Quarter,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r2`
[INFO] [stdout]   --> src/Udemy/ownership.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let r2 = &mut s; // will give an error as only one mutable reference can exist.
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_r2`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r4`
[INFO] [stdout]   --> src/Udemy/ownership.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let r4:&mut String = &mut ocd; // 
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_r4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `total`
[INFO] [stdout]   --> src/2-dT/dtypes.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let total:i32  = 4; // default will be i32
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_total`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]   --> src/2-dT/dtypes.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let height:u32=41;
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `deduction`
[INFO] [stdout]   --> src/2-dT/dtypes.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let deduction:i32=2-200;
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_deduction`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `withmatch` should have an upper camel case name
[INFO] [stdout]  --> src/Udemy/Enums2.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | enum withmatch{
[INFO] [stdout]   |      ^^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Withmatch`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `mc` is never read
[INFO] [stdout]   --> src/2-dT/dtypes.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let mut mc = 100;
[INFO] [stdout]    |             ^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mp`
[INFO] [stdout]   --> src/2-dT/dtypes.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |     let mp = 10;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_mp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BC` is never used
[INFO] [stdout]   --> src/2-dT/dtypes.rs:66:11
[INFO] [stdout]    |
[INFO] [stdout] 66 |     const BC:i32 = 10;
[INFO] [stdout]    |           ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0499]: cannot borrow `s` as mutable more than once at a time
[INFO] [stdout]   --> src/Udemy/ownership.rs:27:14
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let r1 = &mut s;
[INFO] [stdout]    |              ------ first mutable borrow occurs here
[INFO] [stdout] 27 |     let r2 = &mut s; // will give an error as only one mutable reference can exist.
[INFO] [stdout]    |              ^^^^^^ second mutable borrow occurs here
[INFO] [stdout] 28 |     println!("{}", r1);
[INFO] [stdout]    |                    -- first borrow later used here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `f` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/Udemy/ownership.rs:46:14
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let r5 = &f; // no problem
[INFO] [stdout]    |              -- immutable borrow occurs here
[INFO] [stdout] 45 |     let r6 = &f; // no problem1
[INFO] [stdout] 46 |     let r7 = &mut f; // BIG PROBLEM
[INFO] [stdout]    |              ^^^^^^ mutable borrow occurs here
[INFO] [stdout] 47 |
[INFO] [stdout] 48 |     println!("{}, {}, and {}", r5, r6, r7);
[INFO] [stdout]    |                                -- immutable borrow later used here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `one` should have an upper camel case name
[INFO] [stdout]  --> src/Udemy/Enums2.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     one,
[INFO] [stdout]   |     ^^^ help: convert the identifier to upper camel case (notice the capitalization): `One`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `two` should have an upper camel case name
[INFO] [stdout]  --> src/Udemy/Enums2.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     two,
[INFO] [stdout]   |     ^^^ help: convert the identifier to upper camel case: `Two`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `three` should have an upper camel case name
[INFO] [stdout]  --> src/Udemy/Enums2.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     three
[INFO] [stdout]   |     ^^^^^ help: convert the identifier to upper camel case: `Three`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0499, E0502.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0499`.
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> src/Udemy/dangle.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn dangle() -> &String { // dangle returns a reference to a String
[INFO] [stdout]   |                ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout]   = help: this function's return type contains a borrowed value, but there is no value for it to be borrowed from
[INFO] [stdout] help: consider using the `'static` lifetime, but this is uncommon unless you're returning a borrowed value from a `const` or a `static`
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn dangle() -> &'static String { // dangle returns a reference to a String
[INFO] [stdout]   |                 +++++++
[INFO] [stdout] help: instead, you are more likely to want to return an owned value
[INFO] [stdout]   |
[INFO] [stdout] 5 - fn dangle() -> &String { // dangle returns a reference to a String
[INFO] [stdout] 5 + fn dangle() -> String { // dangle returns a reference to a String
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]   --> src/Udemy/Enums2.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let m = Some(4);
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `z`
[INFO] [stdout]   --> src/Udemy/Enums2.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let z:Option<i32> = None; // so when we use None the compiler will not be able to make out what the type of None is so we will need t...
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_z`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `two` and `three` are never constructed
[INFO] [stdout]  --> src/Udemy/Enums2.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | enum withmatch{
[INFO] [stdout]   |      --------- variants in this enum
[INFO] [stdout] 6 |     one,
[INFO] [stdout] 7 |     two,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 8 |     three
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `withmatch` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `Learn-Rust` (bin "ownership") due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] warning: variants `Penny`, `Nickel`, and `Dime` are never constructed
[INFO] [stdout]   --> src/Udemy/Enums2.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | enum Coin {
[INFO] [stdout]    |      ---- variants in this enum
[INFO] [stdout] 20 |     Penny,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 21 |     Nickel,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 22 |     Dime,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Coin` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: function `plus_ONE` is never used
[INFO] [stdout]   --> src/Udemy/Enums2.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn plus_ONE(x:Option<i32>) -> Option<i32>{
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `printHorrahifQuatorOfAlaska` should have a snake case name
[INFO] [stdout]   --> src/Udemy/Enums2.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn printHorrahifQuatorOfAlaska(&self)-> String{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `print_horrahif_quator_of_alaska`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `plus_ONE` should have a snake case name
[INFO] [stdout]   --> src/Udemy/Enums2.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn plus_ONE(x:Option<i32>) -> Option<i32>{
[INFO] [stdout]    |    ^^^^^^^^ help: convert the identifier to snake case: `plus_one`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/8-shadowing/shadow.rs:12:14
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut spaces = "   ";
[INFO] [stdout]    |                      ----- expected due to this value
[INFO] [stdout] 12 |     spaces = spaces.len();  // this will result in a error 
[INFO] [stdout]    |              ^^^^^^^^^^^^ expected `&str`, found `usize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `Learn-Rust` (bin "dangle") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_to_waitlist` is never used
[INFO] [stdout]   --> src/Udemy/modules1.rs:54:16
[INFO] [stdout]    |
[INFO] [stdout] 54 |         pub fn add_to_waitlist() {}
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `eat_at_restaurant` is never used
[INFO] [stdout]   --> src/Udemy/modules1.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn eat_at_restaurant() {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `Learn-Rust` (bin "8-f") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "1e357844050523c6d35b9e86fb7bf20283ecfe4dfd93b1553afeeb339a2240fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e357844050523c6d35b9e86fb7bf20283ecfe4dfd93b1553afeeb339a2240fd", kill_on_drop: false }`
[INFO] [stdout] 1e357844050523c6d35b9e86fb7bf20283ecfe4dfd93b1553afeeb339a2240fd