[INFO] cloning repository https://github.com/Calyhre/advent-of-code-2020-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Calyhre/advent-of-code-2020-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCalyhre%2Fadvent-of-code-2020-rust", kill_on_drop: false }`
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[INFO] [stdout] c41b0f5fe90dfaab59611e9e382d8cf386b11447
[INFO] checking Calyhre/advent-of-code-2020-rust against try#a3dffdb3a32d0dedc198f9de7d43173f3eb6727b for pr-136303
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCalyhre%2Fadvent-of-code-2020-rust" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Calyhre/advent-of-code-2020-rust on toolchain a3dffdb3a32d0dedc198f9de7d43173f3eb6727b
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[INFO] finished tweaking git repo https://github.com/Calyhre/advent-of-code-2020-rust
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[INFO] crate git repo https://github.com/Calyhre/advent-of-code-2020-rust already has a lockfile, it will not be regenerated
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[INFO] [stderr]     Checking lalrpop-util v0.19.1
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[INFO] [stderr]    Compiling onig_sys v69.6.0
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[INFO] [stderr]    Compiling lalrpop v0.19.1
[INFO] [stderr]     Checking onig v6.1.1
[INFO] [stderr]    Compiling advent-of-code-2020-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/day_03.rs:40:18
[INFO] [stdout]    |
[INFO] [stdout] 40 |         for (si, mut position) in positions.iter_mut().enumerate() {
[INFO] [stdout]    |                  ----^^^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/day_03.rs:40:18
[INFO] [stdout]    |
[INFO] [stdout] 40 |         for (si, mut position) in positions.iter_mut().enumerate() {
[INFO] [stdout]    |                  ----^^^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::HashSet`
[INFO] [stdout]  --> src/bin/day_20.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, time::Instant};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bin/day_07.rs:48:30
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 color = child.clone().strip_suffix(" bags.").unwrap();
[INFO] [stdout]    |                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bin/day_07.rs:50:30
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 color = child.clone().strip_suffix(" bags").unwrap();
[INFO] [stdout]    |                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bin/day_07.rs:52:30
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 color = child.clone().strip_suffix(" bag.").unwrap();
[INFO] [stdout]    |                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bin/day_07.rs:54:30
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 color = child.clone().strip_suffix(" bag").unwrap();
[INFO] [stdout]    |                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `lalrpop_mod` in this scope
[INFO] [stdout]  --> src/bin/day_18.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | lalrpop_mod!(pub day_18_lexer);
[INFO] [stdout]   | ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]   |
[INFO] [stdout] 1 + use lalrpop_util::lalrpop_mod;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `day_18_lexer`
[INFO] [stdout]   --> src/bin/day_18.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |             day_18_lexer::PartOneParser::new()
[INFO] [stdout]    |             ^^^^^^^^^^^^ use of unresolved module or unlinked crate `day_18_lexer`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `day_18_lexer`, use `cargo add day_18_lexer` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `lalrpop_mod` in this scope
[INFO] [stdout]  --> src/bin/day_18.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | lalrpop_mod!(pub day_18_lexer);
[INFO] [stdout]   | ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]   |
[INFO] [stdout] 1 + use lalrpop_util::lalrpop_mod;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `day_18_lexer`
[INFO] [stdout]   --> src/bin/day_18.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |             day_18_lexer::PartTwoParser::new()
[INFO] [stdout]    |             ^^^^^^^^^^^^ use of unresolved module or unlinked crate `day_18_lexer`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `day_18_lexer`, use `cargo add day_18_lexer` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `day_18_lexer`
[INFO] [stdout]   --> src/bin/day_18.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |             day_18_lexer::PartOneParser::new()
[INFO] [stdout]    |             ^^^^^^^^^^^^ use of unresolved module or unlinked crate `day_18_lexer`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `day_18_lexer`, use `cargo add day_18_lexer` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `day_18_lexer`
[INFO] [stdout]   --> src/bin/day_18.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |             day_18_lexer::PartTwoParser::new()
[INFO] [stdout]    |             ^^^^^^^^^^^^ use of unresolved module or unlinked crate `day_18_lexer`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `day_18_lexer`, use `cargo add day_18_lexer` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::HashSet`
[INFO] [stdout]  --> src/bin/day_20.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, time::Instant};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent-of-code-2020-rust` (bin "day_18") due to 3 previous errors
[INFO] [stdout] warning: unused import: `collections::HashSet`
[INFO] [stdout]  --> src/bin/day_20.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, time::Instant};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `advent-of-code-2020-rust` (bin "day_18" test) due to 3 previous errors
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bin/day_07.rs:48:30
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 color = child.clone().strip_suffix(" bags.").unwrap();
[INFO] [stdout]    |                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bin/day_07.rs:50:30
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 color = child.clone().strip_suffix(" bags").unwrap();
[INFO] [stdout]    |                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bin/day_07.rs:52:30
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 color = child.clone().strip_suffix(" bag.").unwrap();
[INFO] [stdout]    |                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bin/day_07.rs:54:30
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 color = child.clone().strip_suffix(" bag").unwrap();
[INFO] [stdout]    |                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::HashSet`
[INFO] [stdout]  --> src/bin/day_20.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, time::Instant};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_string` is never used
[INFO] [stdout]   --> src/bin/day_20.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Tile {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 15 |     fn to_string(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_image` is never used
[INFO] [stdout]    --> src/bin/day_20.rs:128:4
[INFO] [stdout]     |
[INFO] [stdout] 128 | fn print_image(image: &Vec<Vec<Tile>>) {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_string` is never used
[INFO] [stdout]   --> src/bin/day_20.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Tile {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 15 |     fn to_string(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_image` is never used
[INFO] [stdout]    --> src/bin/day_20.rs:128:4
[INFO] [stdout]     |
[INFO] [stdout] 128 | fn print_image(image: &Vec<Vec<Tile>>) {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/day_03.rs:40:18
[INFO] [stdout]    |
[INFO] [stdout] 40 |         for (si, mut position) in positions.iter_mut().enumerate() {
[INFO] [stdout]    |                  ----^^^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/day_03.rs:40:18
[INFO] [stdout]    |
[INFO] [stdout] 40 |         for (si, mut position) in positions.iter_mut().enumerate() {
[INFO] [stdout]    |                  ----^^^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `to_triple` is never used
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/advent-of-code-2020-rust-d7a7dd11bf2c632f/out/day_18_lexer.rs:1686:8
[INFO] [stdout]      |
[INFO] [stdout] 1685 | pub trait __ToTriple<'input, > {
[INFO] [stdout]      |           ---------- associated function in this trait
[INFO] [stdout] 1686 |     fn to_triple(value: Self) -> Result<(usize,Token<'input>,usize), __lalrpop_util::ParseError<usize, Token<'input>, &'static str>>;
[INFO] [stdout]      |        ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_string` is never used
[INFO] [stdout]   --> src/bin/day_20.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Tile {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 15 |     fn to_string(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_image` is never used
[INFO] [stdout]    --> src/bin/day_20.rs:128:4
[INFO] [stdout]     |
[INFO] [stdout] 128 | fn print_image(image: &Vec<Vec<Tile>>) {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bin/day_07.rs:48:30
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 color = child.clone().strip_suffix(" bags.").unwrap();
[INFO] [stdout]    |                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bin/day_07.rs:50:30
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 color = child.clone().strip_suffix(" bags").unwrap();
[INFO] [stdout]    |                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bin/day_07.rs:52:30
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 color = child.clone().strip_suffix(" bag.").unwrap();
[INFO] [stdout]    |                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bin/day_07.rs:54:30
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 color = child.clone().strip_suffix(" bag").unwrap();
[INFO] [stdout]    |                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `to_triple` is never used
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/advent-of-code-2020-rust-d7a7dd11bf2c632f/out/day_18_lexer.rs:1686:8
[INFO] [stdout]      |
[INFO] [stdout] 1685 | pub trait __ToTriple<'input, > {
[INFO] [stdout]      |           ---------- associated function in this trait
[INFO] [stdout] 1686 |     fn to_triple(value: Self) -> Result<(usize,Token<'input>,usize), __lalrpop_util::ParseError<usize, Token<'input>, &'static str>>;
[INFO] [stdout]      |        ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_string` is never used
[INFO] [stdout]   --> src/bin/day_20.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Tile {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 15 |     fn to_string(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_image` is never used
[INFO] [stdout]    --> src/bin/day_20.rs:128:4
[INFO] [stdout]     |
[INFO] [stdout] 128 | fn print_image(image: &Vec<Vec<Tile>>) {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bin/day_07.rs:48:30
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 color = child.clone().strip_suffix(" bags.").unwrap();
[INFO] [stdout]    |                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bin/day_07.rs:50:30
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 color = child.clone().strip_suffix(" bags").unwrap();
[INFO] [stdout]    |                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bin/day_07.rs:52:30
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 color = child.clone().strip_suffix(" bag.").unwrap();
[INFO] [stdout]    |                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bin/day_07.rs:54:30
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 color = child.clone().strip_suffix(" bag").unwrap();
[INFO] [stdout]    |                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e6e3211c64abf15c9f517213e94a6bbb1601c4489f05669ea79ccb312c04df56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6e3211c64abf15c9f517213e94a6bbb1601c4489f05669ea79ccb312c04df56", kill_on_drop: false }`
[INFO] [stdout] e6e3211c64abf15c9f517213e94a6bbb1601c4489f05669ea79ccb312c04df56
