[INFO] cloning repository https://github.com/Zacxalot/AOC_2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Zacxalot/AOC_2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZacxalot%2FAOC_2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZacxalot%2FAOC_2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b5f7f6f416c82a9b86db5e538645a30f802f6858
[INFO] linting Zacxalot/AOC_2021 against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZacxalot%2FAOC_2021" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Zacxalot/AOC_2021
[INFO] finished tweaking git repo https://github.com/Zacxalot/AOC_2021
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[INFO] validating manifest of git repo https://github.com/Zacxalot/AOC_2021 on toolchain nightly
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Zacxalot/AOC_2021 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" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f10726f08c9145479fe1971ae9537175fa5fc5634f6ddfa1d0e0a8aeaa364fc
[INFO] running `Command { std: "docker" "start" "-a" "1f10726f08c9145479fe1971ae9537175fa5fc5634f6ddfa1d0e0a8aeaa364fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f10726f08c9145479fe1971ae9537175fa5fc5634f6ddfa1d0e0a8aeaa364fc", kill_on_drop: false }`
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[INFO] [stdout] 89fb78143aad27d34c491a0ea3d6ba87d75ccecb5363bab95402d4d71b6a1c83
[INFO] running `Command { std: "docker" "start" "-a" "89fb78143aad27d34c491a0ea3d6ba87d75ccecb5363bab95402d4d71b6a1c83", kill_on_drop: false }`
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[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde v1.0.130
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[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking aoc_2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/days/day_5/day_5.rs:73:73
[INFO] [stdout]    |
[INFO] [stdout] 73 |     Answer{day:5, part_1:part_1.to_string(), part_2:part_2.to_string(), duration:duration}
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^^^^^^^ help: replace it with: `duration`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout]    = note: `#[warn(clippy::redundant_field_names)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/days/day_6/day_6.rs:54:73
[INFO] [stdout]    |
[INFO] [stdout] 54 |     Answer{day:6, part_1:part_1.to_string(), part_2:part_2.to_string(), duration:duration}
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^^^^^^^ help: replace it with: `duration`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/days/day_7/day_7.rs:57:73
[INFO] [stdout]    |
[INFO] [stdout] 57 |     Answer{day:7, part_1:part_1.to_string(), part_2:part_2.to_string(), duration:duration}
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^^^^^^^ help: replace it with: `duration`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/days/day_8/day_8.rs:32:73
[INFO] [stdout]    |
[INFO] [stdout] 32 |     Answer{day:8, part_1:part_1.to_string(), part_2:part_2.to_string(), duration:duration}
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^^^^^^^ help: replace it with: `duration`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/days/day_9/day_9.rs:97:73
[INFO] [stdout]    |
[INFO] [stdout] 97 |     Answer{day:9, part_1:part_1.to_string(), part_2:part_2.to_string(), duration:duration}
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^^^^^^^ help: replace it with: `duration`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]    --> src/days/day_11/day_11.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |         duration: duration,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^ help: replace it with: `duration`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/days/day_13/day_13.rs:73:74
[INFO] [stdout]    |
[INFO] [stdout] 73 |     Answer{day:13, part_1:part_1.to_string(), part_2:part_2.to_string(), duration:duration}
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^^^^^^^ help: replace it with: `duration`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/days/day_5/day_5.rs:73:73
[INFO] [stdout]    |
[INFO] [stdout] 73 |     Answer{day:5, part_1:part_1.to_string(), part_2:part_2.to_string(), duration:duration}
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^^^^^^^ help: replace it with: `duration`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout]    = note: `#[warn(clippy::redundant_field_names)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/days/day_6/day_6.rs:54:73
[INFO] [stdout]    |
[INFO] [stdout] 54 |     Answer{day:6, part_1:part_1.to_string(), part_2:part_2.to_string(), duration:duration}
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^^^^^^^ help: replace it with: `duration`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/days/day_7/day_7.rs:57:73
[INFO] [stdout]    |
[INFO] [stdout] 57 |     Answer{day:7, part_1:part_1.to_string(), part_2:part_2.to_string(), duration:duration}
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^^^^^^^ help: replace it with: `duration`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/days/day_8/day_8.rs:32:73
[INFO] [stdout]    |
[INFO] [stdout] 32 |     Answer{day:8, part_1:part_1.to_string(), part_2:part_2.to_string(), duration:duration}
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^^^^^^^ help: replace it with: `duration`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/days/day_9/day_9.rs:97:73
[INFO] [stdout]    |
[INFO] [stdout] 97 |     Answer{day:9, part_1:part_1.to_string(), part_2:part_2.to_string(), duration:duration}
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^^^^^^^ help: replace it with: `duration`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]    --> src/days/day_11/day_11.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |         duration: duration,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^ help: replace it with: `duration`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant field names in struct initialization
[INFO] [stdout]   --> src/days/day_13/day_13.rs:73:74
[INFO] [stdout]    |
[INFO] [stdout] 73 |     Answer{day:13, part_1:part_1.to_string(), part_2:part_2.to_string(), duration:duration}
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^^^^^^^ help: replace it with: `duration`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_1/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_1;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout]   = note: `#[warn(clippy::module_inception)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_2/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_2;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_3/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_3;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/days/day_3/day_3.rs:103:21
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn vec_to_num(vals: &Vec<u32>) -> u32 {
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout]     = note: `#[warn(clippy::ptr_arg)]` on by default
[INFO] [stdout] help: change this to
[INFO] [stdout]     |
[INFO] [stdout] 103 - fn vec_to_num(vals: &Vec<u32>) -> u32 {
[INFO] [stdout] 103 + fn vec_to_num(vals: &[u32]) -> u32 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `map(..).flatten()` on `Iterator`
[INFO] [stdout]    --> src/days/day_3/day_3.rs:131:10
[INFO] [stdout]     |
[INFO] [stdout] 131 |           .map(|line| line.chars().map(|chr| chr.to_digit(10).unwrap()))
[INFO] [stdout]     |  __________^
[INFO] [stdout] 132 | |         .flatten()
[INFO] [stdout]     | |__________________^ help: try replacing `map` with `flat_map` and remove the `.flatten()`: `flat_map(|line| line.chars().map(|chr| chr.to_digit(10).unwrap()))`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_flatten
[INFO] [stdout]     = note: `#[warn(clippy::map_flatten)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_1/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_1;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout]   = note: `#[warn(clippy::module_inception)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_4/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_4;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_2/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_2;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `.map(...).any(identity)`
[INFO] [stdout]   --> src/days/day_4/day_4.rs:71:22
[INFO] [stdout]    |
[INFO] [stdout] 71 |                       .map(|line| line.iter().fold(true, fold_true))
[INFO] [stdout]    |  ______________________^
[INFO] [stdout] 72 | |                     .any(|x| x);
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_all_any_identity
[INFO] [stdout]    = note: `#[warn(clippy::map_all_any_identity)]` on by default
[INFO] [stdout] help: use `.any(...)` instead
[INFO] [stdout]    |
[INFO] [stdout] 71 -                     .map(|line| line.iter().fold(true, fold_true))
[INFO] [stdout] 72 -                     .any(|x| x);
[INFO] [stdout] 71 +                     .any(|line| line.iter().fold(true, fold_true));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_5/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_5;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_3/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_3;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this manual char comparison can be written more succinctly
[INFO] [stdout]   --> src/days/day_5/day_5.rs:28:31
[INFO] [stdout]    |
[INFO] [stdout] 28 | ...e.split(|c| c == ' ' || c == '-' || c == '>' || c == ',').map(|val|  val.trim()).filter(|c| c.len() > 0).map(|num| num.parse::<i3...
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using an array of `char`: `[' ', '-', '>', ',']`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_pattern_char_comparison
[INFO] [stdout]    = note: `#[warn(clippy::manual_pattern_char_comparison)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]   --> src/days/day_5/day_5.rs:28:115
[INFO] [stdout]    |
[INFO] [stdout] 28 | ... val.trim()).filter(|c| c.len() > 0).map(|num| num.parse::<i32>().unwrap()).collect::<Vec<i32>>();
[INFO] [stdout]    |                            ^^^^^^^^^^^ help: using `!is_empty` is clearer and more explicit: `!c.is_empty()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout]    = note: `#[warn(clippy::len_zero)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: accessing first element with `vals.get(0)`
[INFO] [stdout]   --> src/days/day_5/day_5.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 |             x1:*vals.get(0).unwrap(),
[INFO] [stdout]    |                 ^^^^^^^^^^^ help: try: `vals.first()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_first
[INFO] [stdout]    = note: `#[warn(clippy::get_first)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/days/day_5/day_5.rs:55:37
[INFO] [stdout]    |
[INFO] [stdout] 55 |         for point in calculate_line(&line){
[INFO] [stdout]    |                                     ^^^^^ help: change this to: `line`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout]    = note: `#[warn(clippy::needless_borrow)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/days/day_3/day_3.rs:103:21
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn vec_to_num(vals: &Vec<u32>) -> u32 {
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout]     = note: `#[warn(clippy::ptr_arg)]` on by default
[INFO] [stdout] help: change this to
[INFO] [stdout]     |
[INFO] [stdout] 103 - fn vec_to_num(vals: &Vec<u32>) -> u32 {
[INFO] [stdout] 103 + fn vec_to_num(vals: &[u32]) -> u32 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_6/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_6;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `map(..).flatten()` on `Iterator`
[INFO] [stdout]    --> src/days/day_3/day_3.rs:131:10
[INFO] [stdout]     |
[INFO] [stdout] 131 |           .map(|line| line.chars().map(|chr| chr.to_digit(10).unwrap()))
[INFO] [stdout]     |  __________^
[INFO] [stdout] 132 | |         .flatten()
[INFO] [stdout]     | |__________________^ help: try replacing `map` with `flat_map` and remove the `.flatten()`: `flat_map(|line| line.chars().map(|chr| chr.to_digit(10).unwrap()))`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_flatten
[INFO] [stdout]     = note: `#[warn(clippy::map_flatten)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_7/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_7;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_4/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_4;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_8/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_8;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]   --> src/days/day_8/day_8.rs:17:49
[INFO] [stdout]    |
[INFO] [stdout] 17 | ...                   .map(|val| digit_chars_to_num(val))
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace the closure with the function itself: `digit_chars_to_num`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout]    = note: `#[warn(clippy::redundant_closure)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]   --> src/days/day_8/day_8.rs:28:38
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let part_2 = contents.iter().map(|digits| deduce_values(digits)).sum::<u32>();
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace the closure with the function itself: `deduce_values`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `.map(...).any(identity)`
[INFO] [stdout]   --> src/days/day_4/day_4.rs:71:22
[INFO] [stdout]    |
[INFO] [stdout] 71 |                       .map(|line| line.iter().fold(true, fold_true))
[INFO] [stdout]    |  ______________________^
[INFO] [stdout] 72 | |                     .any(|x| x);
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_all_any_identity
[INFO] [stdout]    = note: `#[warn(clippy::map_all_any_identity)]` on by default
[INFO] [stdout] help: use `.any(...)` instead
[INFO] [stdout]    |
[INFO] [stdout] 71 -                     .map(|line| line.iter().fold(true, fold_true))
[INFO] [stdout] 72 -                     .any(|x| x);
[INFO] [stdout] 71 +                     .any(|line| line.iter().fold(true, fold_true));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/days/day_8/day_8.rs:35:25
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn deduce_values(digits:&Vec<(u8,u8)>) -> u32{
[INFO] [stdout]    |                         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 35 - fn deduce_values(digits:&Vec<(u8,u8)>) -> u32{
[INFO] [stdout] 35 + fn deduce_values(digits:&[(u8,u8)]) -> u32{
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_5/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_5;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this manual char comparison can be written more succinctly
[INFO] [stdout]   --> src/days/day_5/day_5.rs:28:31
[INFO] [stdout]    |
[INFO] [stdout] 28 | ...e.split(|c| c == ' ' || c == '-' || c == '>' || c == ',').map(|val|  val.trim()).filter(|c| c.len() > 0).map(|num| num.parse::<i3...
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using an array of `char`: `[' ', '-', '>', ',']`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_pattern_char_comparison
[INFO] [stdout]    = note: `#[warn(clippy::manual_pattern_char_comparison)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]   --> src/days/day_5/day_5.rs:28:115
[INFO] [stdout]    |
[INFO] [stdout] 28 | ... val.trim()).filter(|c| c.len() > 0).map(|num| num.parse::<i32>().unwrap()).collect::<Vec<i32>>();
[INFO] [stdout]    |                            ^^^^^^^^^^^ help: using `!is_empty` is clearer and more explicit: `!c.is_empty()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout]    = note: `#[warn(clippy::len_zero)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_9/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_9;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: accessing first element with `vals.get(0)`
[INFO] [stdout]   --> src/days/day_5/day_5.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 |             x1:*vals.get(0).unwrap(),
[INFO] [stdout]    |                 ^^^^^^^^^^^ help: try: `vals.first()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_first
[INFO] [stdout]    = note: `#[warn(clippy::get_first)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/days/day_5/day_5.rs:55:37
[INFO] [stdout]    |
[INFO] [stdout] 55 |         for point in calculate_line(&line){
[INFO] [stdout]    |                                     ^^^^^ help: change this to: `line`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout]    = note: `#[warn(clippy::needless_borrow)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]   --> src/days/day_9/day_9.rs:64:23
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 while neighbors.len() > 0 {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^ help: using `!is_empty` is clearer and more explicit: `!neighbors.is_empty()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_6/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_6;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_7/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_7;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_10/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_10;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]   --> src/days/day_10/day_10.rs:26:34
[INFO] [stdout]    |
[INFO] [stdout] 26 |     for line in lines.iter().map(|line| is_valid_line(line)) {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace the closure with the function itself: `is_valid_line`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&String` instead of `&str` involves a new object where a slice will do
[INFO] [stdout]   --> src/days/day_10/day_10.rs:59:24
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn is_valid_line(line: &String) -> SyntaxLineResult {
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 59 - fn is_valid_line(line: &String) -> SyntaxLineResult {
[INFO] [stdout] 59 + fn is_valid_line(line: &str) -> SyntaxLineResult {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_8/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_8;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]   --> src/days/day_8/day_8.rs:17:49
[INFO] [stdout]    |
[INFO] [stdout] 17 | ...                   .map(|val| digit_chars_to_num(val))
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace the closure with the function itself: `digit_chars_to_num`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout]    = note: `#[warn(clippy::redundant_closure)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]   --> src/days/day_10/day_10.rs:71:26
[INFO] [stdout]    |
[INFO] [stdout] 71 |                     if !(last_open_vec.len() > 0 && last_open_vec.pop().unwrap() == '{') {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^ help: using `!is_empty` is clearer and more explicit: `!last_open_vec.is_empty()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]   --> src/days/day_10/day_10.rs:77:26
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     if !(last_open_vec.len() > 0 && last_open_vec.pop().unwrap() == '[') {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^ help: using `!is_empty` is clearer and more explicit: `!last_open_vec.is_empty()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]   --> src/days/day_10/day_10.rs:83:26
[INFO] [stdout]    |
[INFO] [stdout] 83 |                     if !(last_open_vec.len() > 0 && last_open_vec.pop().unwrap() == '(') {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^ help: using `!is_empty` is clearer and more explicit: `!last_open_vec.is_empty()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]   --> src/days/day_8/day_8.rs:28:38
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let part_2 = contents.iter().map(|digits| deduce_values(digits)).sum::<u32>();
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace the closure with the function itself: `deduce_values`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]   --> src/days/day_10/day_10.rs:89:26
[INFO] [stdout]    |
[INFO] [stdout] 89 |                     if !(last_open_vec.len() > 0 && last_open_vec.pop().unwrap() == '<') {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^ help: using `!is_empty` is clearer and more explicit: `!last_open_vec.is_empty()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/days/day_8/day_8.rs:35:25
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn deduce_values(digits:&Vec<(u8,u8)>) -> u32{
[INFO] [stdout]    |                         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 35 - fn deduce_values(digits:&Vec<(u8,u8)>) -> u32{
[INFO] [stdout] 35 + fn deduce_values(digits:&[(u8,u8)]) -> u32{
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_11/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_11;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `map(..).flatten()` on `Iterator`
[INFO] [stdout]   --> src/days/day_11/day_11.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 |           .map(|line| line.trim().chars())
[INFO] [stdout]    |  __________^
[INFO] [stdout] 17 | |         .flatten()
[INFO] [stdout]    | |__________________^ help: try replacing `map` with `flat_map` and remove the `.flatten()`: `flat_map(|line| line.trim().chars())`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_flatten
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_9/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_9;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_12/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_12;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]   --> src/days/day_9/day_9.rs:64:23
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 while neighbors.len() > 0 {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^ help: using `!is_empty` is clearer and more explicit: `!neighbors.is_empty()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_13/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_13;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/days/day_13/day_13.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 |         .filter(|line| !(line.len() == 1))
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^ help: try: `(line.len() != 1)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]    = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_10/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_10;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/days/day_13/day_13.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     return points
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]    = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 88 -     return points
[INFO] [stdout] 88 +     points
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]   --> src/days/day_10/day_10.rs:26:34
[INFO] [stdout]    |
[INFO] [stdout] 26 |     for line in lines.iter().map(|line| is_valid_line(line)) {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace the closure with the function itself: `is_valid_line`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/days/day_13/day_13.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 |     return points
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 102 -     return points
[INFO] [stdout] 102 +     points
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&String` instead of `&str` involves a new object where a slice will do
[INFO] [stdout]   --> src/days/day_10/day_10.rs:59:24
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn is_valid_line(line: &String) -> SyntaxLineResult {
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 59 - fn is_valid_line(line: &String) -> SyntaxLineResult {
[INFO] [stdout] 59 + fn is_valid_line(line: &str) -> SyntaxLineResult {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_14/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_14;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]   --> src/days/day_10/day_10.rs:71:26
[INFO] [stdout]    |
[INFO] [stdout] 71 |                     if !(last_open_vec.len() > 0 && last_open_vec.pop().unwrap() == '{') {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^ help: using `!is_empty` is clearer and more explicit: `!last_open_vec.is_empty()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]   --> src/days/day_10/day_10.rs:77:26
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     if !(last_open_vec.len() > 0 && last_open_vec.pop().unwrap() == '[') {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^ help: using `!is_empty` is clearer and more explicit: `!last_open_vec.is_empty()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]   --> src/days/day_10/day_10.rs:83:26
[INFO] [stdout]    |
[INFO] [stdout] 83 |                     if !(last_open_vec.len() > 0 && last_open_vec.pop().unwrap() == '(') {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^ help: using `!is_empty` is clearer and more explicit: `!last_open_vec.is_empty()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]   --> src/days/day_10/day_10.rs:89:26
[INFO] [stdout]    |
[INFO] [stdout] 89 |                     if !(last_open_vec.len() > 0 && last_open_vec.pop().unwrap() == '<') {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^ help: using `!is_empty` is clearer and more explicit: `!last_open_vec.is_empty()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_11/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_11;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `map(..).flatten()` on `Iterator`
[INFO] [stdout]   --> src/days/day_11/day_11.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 |           .map(|line| line.trim().chars())
[INFO] [stdout]    |  __________^
[INFO] [stdout] 17 | |         .flatten()
[INFO] [stdout]    | |__________________^ help: try replacing `map` with `flat_map` and remove the `.flatten()`: `flat_map(|line| line.trim().chars())`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_flatten
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `push` immediately after creation
[INFO] [stdout]   --> src/main.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | /     let mut answers: Vec<Answer> = Vec::new();
[INFO] [stdout] 46 | |
[INFO] [stdout] 47 | |     answers.push(day_1_main());
[INFO] [stdout] 48 | |     answers.push(day_2_main());
[INFO] [stdout] ...  |
[INFO] [stdout] 59 | |     answers.push(day_13_main());
[INFO] [stdout] 60 | |     answers.push(day_14_main());
[INFO] [stdout]    | |________________________________^ help: consider using the `vec![]` macro: `let answers: Vec<Answer> = vec![..];`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#vec_init_then_push
[INFO] [stdout]    = note: `#[warn(clippy::vec_init_then_push)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_12/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_12;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_13/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_13;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/days/day_13/day_13.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 |         .filter(|line| !(line.len() == 1))
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^ help: try: `(line.len() != 1)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]    = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/days/day_13/day_13.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     return points
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]    = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 88 -     return points
[INFO] [stdout] 88 +     points
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/days/day_13/day_13.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 |     return points
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 102 -     return points
[INFO] [stdout] 102 +     points
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module has the same name as its containing module
[INFO] [stdout]  --> src/days/day_14/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod day_14;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_inception
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `push` immediately after creation
[INFO] [stdout]   --> src/main.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | /     let mut answers: Vec<Answer> = Vec::new();
[INFO] [stdout] 46 | |
[INFO] [stdout] 47 | |     answers.push(day_1_main());
[INFO] [stdout] 48 | |     answers.push(day_2_main());
[INFO] [stdout] ...  |
[INFO] [stdout] 59 | |     answers.push(day_13_main());
[INFO] [stdout] 60 | |     answers.push(day_14_main());
[INFO] [stdout]    | |________________________________^ help: consider using the `vec![]` macro: `let answers: Vec<Answer> = vec![..];`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#vec_init_then_push
[INFO] [stdout]    = note: `#[warn(clippy::vec_init_then_push)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.43s
[INFO] running `Command { std: "docker" "inspect" "89fb78143aad27d34c491a0ea3d6ba87d75ccecb5363bab95402d4d71b6a1c83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89fb78143aad27d34c491a0ea3d6ba87d75ccecb5363bab95402d4d71b6a1c83", kill_on_drop: false }`
[INFO] [stdout] 89fb78143aad27d34c491a0ea3d6ba87d75ccecb5363bab95402d4d71b6a1c83