[INFO] cloning repository https://github.com/dprgarner/advent-of-code-2022
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dprgarner/advent-of-code-2022" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdprgarner%2Fadvent-of-code-2022", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdprgarner%2Fadvent-of-code-2022'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 132702e1c6eeb8c1205b9851a689c67b6398c855
[INFO] checking dprgarner/advent-of-code-2022 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdprgarner%2Fadvent-of-code-2022" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dprgarner/advent-of-code-2022 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dprgarner/advent-of-code-2022
[INFO] finished tweaking git repo https://github.com/dprgarner/advent-of-code-2022
[INFO] tweaked toml for git repo https://github.com/dprgarner/advent-of-code-2022 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dprgarner/advent-of-code-2022 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad49210fb47ada3b639f9bfe829add638067fbee033fbaa2dfff3c82f7c6373f
[INFO] running `Command { std: "docker" "start" "-a" "ad49210fb47ada3b639f9bfe829add638067fbee033fbaa2dfff3c82f7c6373f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad49210fb47ada3b639f9bfe829add638067fbee033fbaa2dfff3c82f7c6373f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad49210fb47ada3b639f9bfe829add638067fbee033fbaa2dfff3c82f7c6373f", kill_on_drop: false }`
[INFO] [stdout] ad49210fb47ada3b639f9bfe829add638067fbee033fbaa2dfff3c82f7c6373f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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_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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8806f0cbf76a8922da11e090e13d685c418ebe56cd3416a918743e914138768
[INFO] running `Command { std: "docker" "start" "-a" "e8806f0cbf76a8922da11e090e13d685c418ebe56cd3416a918743e914138768", kill_on_drop: false }`
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking advent-of-code-2022 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Material` is imported redundantly
[INFO] [stdout]   --> src/aoc_19.rs:67:35
[INFO] [stdout]    |
[INFO] [stdout] 66 |     use super::*;
[INFO] [stdout]    |         -------- the item `Material` is already imported here
[INFO] [stdout] 67 |     use crate::aoc_19::material::{Material, MaterialMap};
[INFO] [stdout]    |                                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]  --> src/aoc_07/commands.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 |     File(u32, String),
[INFO] [stdout]   |     ----      ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[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] 4 |     File(u32, ()),
[INFO] [stdout]   |               ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print` is never used
[INFO] [stdout]   --> src/aoc_22/map.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub trait MonkeyMap {
[INFO] [stdout]    |           --------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 10 |     fn print(&self, position: &Position);
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]  --> src/aoc_02.rs:6:29
[INFO] [stdout]   |
[INFO] [stdout] 6 |         for (str1, str2) in line.split_once(" ") {
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]   |
[INFO] [stdout] 6 |         while let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]   |         ~~~~~~~~~~~~~~~            ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]   |
[INFO] [stdout] 6 |         if let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]   |         ~~~~~~~~~~~~            ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/aoc_02.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |         for (str1, str2) in line.split_once(" ") {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 32 |         while let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]    |         ~~~~~~~~~~~~~~~            ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 32 |         if let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]    |         ~~~~~~~~~~~~            ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]  --> src/aoc_07/commands.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 |     File(u32, String),
[INFO] [stdout]   |     ----      ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[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] 4 |     File(u32, ()),
[INFO] [stdout]   |               ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print` is never used
[INFO] [stdout]   --> src/aoc_22/map.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub trait MonkeyMap {
[INFO] [stdout]    |           --------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 10 |     fn print(&self, position: &Position);
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]  --> src/aoc_02.rs:6:29
[INFO] [stdout]   |
[INFO] [stdout] 6 |         for (str1, str2) in line.split_once(" ") {
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]   |
[INFO] [stdout] 6 |         while let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]   |         ~~~~~~~~~~~~~~~            ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]   |
[INFO] [stdout] 6 |         if let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]   |         ~~~~~~~~~~~~            ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/aoc_02.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |         for (str1, str2) in line.split_once(" ") {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 32 |         while let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]    |         ~~~~~~~~~~~~~~~            ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 32 |         if let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]    |         ~~~~~~~~~~~~            ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.28s
[INFO] running `Command { std: "docker" "inspect" "e8806f0cbf76a8922da11e090e13d685c418ebe56cd3416a918743e914138768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8806f0cbf76a8922da11e090e13d685c418ebe56cd3416a918743e914138768", kill_on_drop: false }`
[INFO] [stdout] e8806f0cbf76a8922da11e090e13d685c418ebe56cd3416a918743e914138768
[INFO] checking dprgarner/advent-of-code-2022 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdprgarner%2Fadvent-of-code-2022" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dprgarner/advent-of-code-2022 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dprgarner/advent-of-code-2022
[INFO] finished tweaking git repo https://github.com/dprgarner/advent-of-code-2022
[INFO] tweaked toml for git repo https://github.com/dprgarner/advent-of-code-2022 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/dprgarner/advent-of-code-2022 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8aed32ad3004d75be855ea08396d6331e801493f7245dcf0258ffad65fe8439
[INFO] running `Command { std: "docker" "start" "-a" "c8aed32ad3004d75be855ea08396d6331e801493f7245dcf0258ffad65fe8439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8aed32ad3004d75be855ea08396d6331e801493f7245dcf0258ffad65fe8439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8aed32ad3004d75be855ea08396d6331e801493f7245dcf0258ffad65fe8439", kill_on_drop: false }`
[INFO] [stdout] c8aed32ad3004d75be855ea08396d6331e801493f7245dcf0258ffad65fe8439
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dae6fefbce5e2cebc9490128af5b53b797ebad5ffc2ad38206f0ae7170446f5a
[INFO] running `Command { std: "docker" "start" "-a" "dae6fefbce5e2cebc9490128af5b53b797ebad5ffc2ad38206f0ae7170446f5a", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking advent-of-code-2022 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Material` is imported redundantly
[INFO] [stdout]   --> src/aoc_19.rs:67:35
[INFO] [stdout]    |
[INFO] [stdout] 66 |     use super::*;
[INFO] [stdout]    |         -------- the item `Material` is already imported here
[INFO] [stdout] 67 |     use crate::aoc_19::material::{Material, MaterialMap};
[INFO] [stdout]    |                                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]  --> src/aoc_07/commands.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 |     File(u32, String),
[INFO] [stdout]   |     ----      ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[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] 4 |     File(u32, ()),
[INFO] [stdout]   |               ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print` is never used
[INFO] [stdout]   --> src/aoc_22/map.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub trait MonkeyMap {
[INFO] [stdout]    |           --------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 10 |     fn print(&self, position: &Position);
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]  --> src/aoc_02.rs:6:29
[INFO] [stdout]   |
[INFO] [stdout] 6 |         for (str1, str2) in line.split_once(" ") {
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]   |
[INFO] [stdout] 6 |         while let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]   |         ~~~~~~~~~~~~~~~            ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]   |
[INFO] [stdout] 6 |         if let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]   |         ~~~~~~~~~~~~            ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/aoc_02.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |         for (str1, str2) in line.split_once(" ") {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 32 |         while let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]    |         ~~~~~~~~~~~~~~~            ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 32 |         if let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]    |         ~~~~~~~~~~~~            ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]  --> src/aoc_07/commands.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 |     File(u32, String),
[INFO] [stdout]   |     ----      ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[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] 4 |     File(u32, ()),
[INFO] [stdout]   |               ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print` is never used
[INFO] [stdout]   --> src/aoc_22/map.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub trait MonkeyMap {
[INFO] [stdout]    |           --------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 10 |     fn print(&self, position: &Position);
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]  --> src/aoc_02.rs:6:29
[INFO] [stdout]   |
[INFO] [stdout] 6 |         for (str1, str2) in line.split_once(" ") {
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]   |
[INFO] [stdout] 6 |         while let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]   |         ~~~~~~~~~~~~~~~            ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]   |
[INFO] [stdout] 6 |         if let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]   |         ~~~~~~~~~~~~            ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/aoc_02.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |         for (str1, str2) in line.split_once(" ") {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 32 |         while let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]    |         ~~~~~~~~~~~~~~~            ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 32 |         if let Some((str1, str2)) = line.split_once(" ") {
[INFO] [stdout]    |         ~~~~~~~~~~~~            ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.31s
[INFO] running `Command { std: "docker" "inspect" "dae6fefbce5e2cebc9490128af5b53b797ebad5ffc2ad38206f0ae7170446f5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dae6fefbce5e2cebc9490128af5b53b797ebad5ffc2ad38206f0ae7170446f5a", kill_on_drop: false }`
[INFO] [stdout] dae6fefbce5e2cebc9490128af5b53b797ebad5ffc2ad38206f0ae7170446f5a