[INFO] cloning repository https://github.com/Everen-John/rust-aoc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Everen-John/rust-aoc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEveren-John%2Frust-aoc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEveren-John%2Frust-aoc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa2c50ef292bfd821568aba51d50c90fd8e193f1
[INFO] checking Everen-John/rust-aoc against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEveren-John%2Frust-aoc" "/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/Everen-John/rust-aoc 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/Everen-John/rust-aoc
[INFO] finished tweaking git repo https://github.com/Everen-John/rust-aoc
[INFO] tweaked toml for git repo https://github.com/Everen-John/rust-aoc written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Everen-John/rust-aoc 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] 1578573d8c746343c4635cbf3b1e84d69e6c448e161074f0c024463ab6c7f9bd
[INFO] running `Command { std: "docker" "start" "-a" "1578573d8c746343c4635cbf3b1e84d69e6c448e161074f0c024463ab6c7f9bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1578573d8c746343c4635cbf3b1e84d69e6c448e161074f0c024463ab6c7f9bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1578573d8c746343c4635cbf3b1e84d69e6c448e161074f0c024463ab6c7f9bd", kill_on_drop: false }`
[INFO] [stdout] 1578573d8c746343c4635cbf3b1e84d69e6c448e161074f0c024463ab6c7f9bd
[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] 201d72b7f4b2ffe96ca754b658adf7cc65dcc68f49d5890f2e31f8d92631c46a
[INFO] running `Command { std: "docker" "start" "-a" "201d72b7f4b2ffe96ca754b658adf7cc65dcc68f49d5890f2e31f8d92631c46a", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking atoi v0.4.0
[INFO] [stderr]     Checking regex v1.8.4
[INFO] [stderr]     Checking rust-aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `read`
[INFO] [stdout]  --> src/day_11.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::{self, read};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `read`
[INFO] [stdout]  --> src/day_11.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::{self, read};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/day_6.rs:20:51
[INFO] [stdout]    |
[INFO] [stdout] 20 |         protocol_string.chars().enumerate().any(|(i, l)| {
[INFO] [stdout]    |                                                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/day_6.rs:44:51
[INFO] [stdout]    |
[INFO] [stdout] 44 |         protocol_string.chars().enumerate().any(|(i, l)| {
[INFO] [stdout]    |                                                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `monkeys`
[INFO] [stdout]   --> src/day_11.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut monkeys: Vec<Monkey> = Vec::new();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_monkeys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op`
[INFO] [stdout]   --> src/day_11.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let mut op: Box<dyn Fn(u32) -> u32>;
[INFO] [stdout]    |                 ^^ help: if this is intentional, prefix it with an underscore: `_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `operator`
[INFO] [stdout]   --> src/day_11.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let operator = &operation[..1];
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subject`
[INFO] [stdout]   --> src/day_11.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let subject = &operation[2..];
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day_11.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut monkeys: Vec<Monkey> = Vec::new();
[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: struct `Elf` is never constructed
[INFO] [stdout]  --> src/day_1.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Elf {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `HasFood` is never used
[INFO] [stdout]  --> src/day_1.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | trait HasFood {
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_1.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_1.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_2.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_2.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_2.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_3.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_3.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_3.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `item_priority_map` is never used
[INFO] [stdout]   --> src/day_3.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn item_priority_map() -> HashMap<char, u32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_4.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_4.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_4.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_5.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]  --> src/day_5.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn question_one() {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_5.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_6.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_6.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_6.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_7.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_7.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_cd` is never used
[INFO] [stdout]   --> src/day_7.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn handle_cd(instruction: &str, directory_stack: &mut Vec<String>) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_filesize` is never used
[INFO] [stdout]   --> src/day_7.rs:54:4
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn handle_filesize(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_7.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_8.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]  --> src/day_8.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn question_one() {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `process_content` is never used
[INFO] [stdout]   --> src/day_8.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn process_content(content: &str) -> (usize, usize, Vec<Vec<u8>>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_8.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_10.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `InstructionType` is never used
[INFO] [stdout]   --> src/day_10.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | enum InstructionType {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Instruction` is never constructed
[INFO] [stdout]   --> src/day_10.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Instruction {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/day_10.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Instruction {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 22 |     fn new(start_cycle: i32, instruction_type: InstructionType, value: i32) -> Instruction {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_10.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `perform_a_cycle` is never used
[INFO] [stdout]   --> src/day_10.rs:89:4
[INFO] [stdout]    |
[INFO] [stdout] 89 | fn perform_a_cycle(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]    --> src/day_10.rs:122:8
[INFO] [stdout]     |
[INFO] [stdout] 122 | pub fn question_two() {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `q2_perform_a_cycle` is never used
[INFO] [stdout]    --> src/day_10.rs:179:4
[INFO] [stdout]     |
[INFO] [stdout] 179 | fn q2_perform_a_cycle(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `items`, `total_items_inspected`, `operation`, and `subject` are never read
[INFO] [stdout]   --> src/day_11.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Monkey {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 12 |     items: Vec<Item>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 13 |     total_items_inspected: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 14 |     operation: Box<dyn Fn(u32) -> u32>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 15 |     subject: i32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `worry_level` is never read
[INFO] [stdout]   --> src/day_11.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Item {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 22 |     worry_level: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Item` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 47 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/day_6.rs:20:51
[INFO] [stdout]    |
[INFO] [stdout] 20 |         protocol_string.chars().enumerate().any(|(i, l)| {
[INFO] [stdout]    |                                                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/day_6.rs:44:51
[INFO] [stdout]    |
[INFO] [stdout] 44 |         protocol_string.chars().enumerate().any(|(i, l)| {
[INFO] [stdout]    |                                                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `monkeys`
[INFO] [stdout]   --> src/day_11.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut monkeys: Vec<Monkey> = Vec::new();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_monkeys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op`
[INFO] [stdout]   --> src/day_11.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let mut op: Box<dyn Fn(u32) -> u32>;
[INFO] [stdout]    |                 ^^ help: if this is intentional, prefix it with an underscore: `_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `operator`
[INFO] [stdout]   --> src/day_11.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let operator = &operation[..1];
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subject`
[INFO] [stdout]   --> src/day_11.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let subject = &operation[2..];
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day_11.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut monkeys: Vec<Monkey> = Vec::new();
[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: struct `Elf` is never constructed
[INFO] [stdout]  --> src/day_1.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Elf {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `HasFood` is never used
[INFO] [stdout]  --> src/day_1.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | trait HasFood {
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_1.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_1.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_2.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_2.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_2.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_3.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_3.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_3.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `item_priority_map` is never used
[INFO] [stdout]   --> src/day_3.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn item_priority_map() -> HashMap<char, u32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_4.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_4.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_4.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_5.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]  --> src/day_5.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn question_one() {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_5.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_6.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_6.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_6.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_7.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_7.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_cd` is never used
[INFO] [stdout]   --> src/day_7.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn handle_cd(instruction: &str, directory_stack: &mut Vec<String>) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_filesize` is never used
[INFO] [stdout]   --> src/day_7.rs:54:4
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn handle_filesize(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_7.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_8.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]  --> src/day_8.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn question_one() {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `process_content` is never used
[INFO] [stdout]   --> src/day_8.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn process_content(content: &str) -> (usize, usize, Vec<Vec<u8>>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_8.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_10.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `InstructionType` is never used
[INFO] [stdout]   --> src/day_10.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | enum InstructionType {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Instruction` is never constructed
[INFO] [stdout]   --> src/day_10.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Instruction {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/day_10.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Instruction {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 22 |     fn new(start_cycle: i32, instruction_type: InstructionType, value: i32) -> Instruction {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_10.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `perform_a_cycle` is never used
[INFO] [stdout]   --> src/day_10.rs:89:4
[INFO] [stdout]    |
[INFO] [stdout] 89 | fn perform_a_cycle(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]    --> src/day_10.rs:122:8
[INFO] [stdout]     |
[INFO] [stdout] 122 | pub fn question_two() {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `q2_perform_a_cycle` is never used
[INFO] [stdout]    --> src/day_10.rs:179:4
[INFO] [stdout]     |
[INFO] [stdout] 179 | fn q2_perform_a_cycle(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `items`, `total_items_inspected`, `operation`, and `subject` are never read
[INFO] [stdout]   --> src/day_11.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Monkey {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 12 |     items: Vec<Item>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 13 |     total_items_inspected: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 14 |     operation: Box<dyn Fn(u32) -> u32>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 15 |     subject: i32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `worry_level` is never read
[INFO] [stdout]   --> src/day_11.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Item {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 22 |     worry_level: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Item` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 47 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.55s
[INFO] running `Command { std: "docker" "inspect" "201d72b7f4b2ffe96ca754b658adf7cc65dcc68f49d5890f2e31f8d92631c46a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "201d72b7f4b2ffe96ca754b658adf7cc65dcc68f49d5890f2e31f8d92631c46a", kill_on_drop: false }`
[INFO] [stdout] 201d72b7f4b2ffe96ca754b658adf7cc65dcc68f49d5890f2e31f8d92631c46a
[INFO] checking Everen-John/rust-aoc against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEveren-John%2Frust-aoc" "/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/Everen-John/rust-aoc 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/Everen-John/rust-aoc
[INFO] finished tweaking git repo https://github.com/Everen-John/rust-aoc
[INFO] tweaked toml for git repo https://github.com/Everen-John/rust-aoc written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Everen-John/rust-aoc 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] 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] e2969f948f67dfefbffe08913114b5770313062f871e59e7538625d39becda85
[INFO] running `Command { std: "docker" "start" "-a" "e2969f948f67dfefbffe08913114b5770313062f871e59e7538625d39becda85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2969f948f67dfefbffe08913114b5770313062f871e59e7538625d39becda85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2969f948f67dfefbffe08913114b5770313062f871e59e7538625d39becda85", kill_on_drop: false }`
[INFO] [stdout] e2969f948f67dfefbffe08913114b5770313062f871e59e7538625d39becda85
[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] 01909e1ca5d0f4026baedeeecc8de2e77ed0ae1a2db6e50df4419c250ed1e9ac
[INFO] running `Command { std: "docker" "start" "-a" "01909e1ca5d0f4026baedeeecc8de2e77ed0ae1a2db6e50df4419c250ed1e9ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking atoi v0.4.0
[INFO] [stderr]     Checking regex v1.8.4
[INFO] [stderr]     Checking rust-aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `read`
[INFO] [stdout]  --> src/day_11.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::{self, read};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `read`
[INFO] [stdout]  --> src/day_11.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::{self, read};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/day_6.rs:20:51
[INFO] [stdout]    |
[INFO] [stdout] 20 |         protocol_string.chars().enumerate().any(|(i, l)| {
[INFO] [stdout]    |                                                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/day_6.rs:44:51
[INFO] [stdout]    |
[INFO] [stdout] 44 |         protocol_string.chars().enumerate().any(|(i, l)| {
[INFO] [stdout]    |                                                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/day_6.rs:20:51
[INFO] [stdout]    |
[INFO] [stdout] 20 |         protocol_string.chars().enumerate().any(|(i, l)| {
[INFO] [stdout]    |                                                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/day_6.rs:44:51
[INFO] [stdout]    |
[INFO] [stdout] 44 |         protocol_string.chars().enumerate().any(|(i, l)| {
[INFO] [stdout]    |                                                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `monkeys`
[INFO] [stdout]   --> src/day_11.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut monkeys: Vec<Monkey> = Vec::new();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_monkeys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `monkeys`
[INFO] [stdout]   --> src/day_11.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut monkeys: Vec<Monkey> = Vec::new();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_monkeys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op`
[INFO] [stdout]   --> src/day_11.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let mut op: Box<dyn Fn(u32) -> u32>;
[INFO] [stdout]    |                 ^^ help: if this is intentional, prefix it with an underscore: `_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op`
[INFO] [stdout]   --> src/day_11.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let mut op: Box<dyn Fn(u32) -> u32>;
[INFO] [stdout]    |                 ^^ help: if this is intentional, prefix it with an underscore: `_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `operator`
[INFO] [stdout]   --> src/day_11.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let operator = &operation[..1];
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subject`
[INFO] [stdout]   --> src/day_11.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let subject = &operation[2..];
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `operator`
[INFO] [stdout]   --> src/day_11.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let operator = &operation[..1];
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subject`
[INFO] [stdout]   --> src/day_11.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let subject = &operation[2..];
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day_11.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut monkeys: Vec<Monkey> = Vec::new();
[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/day_11.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut monkeys: Vec<Monkey> = Vec::new();
[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: struct `Elf` is never constructed
[INFO] [stdout]  --> src/day_1.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Elf {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Elf` is never constructed
[INFO] [stdout]  --> src/day_1.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Elf {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `HasFood` is never used
[INFO] [stdout]  --> src/day_1.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | trait HasFood {
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_1.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_1.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `HasFood` is never used
[INFO] [stdout]  --> src/day_1.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | trait HasFood {
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_2.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_2.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_2.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_1.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_3.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_3.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_3.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_1.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `item_priority_map` is never used
[INFO] [stdout]   --> src/day_3.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn item_priority_map() -> HashMap<char, u32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_4.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_4.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_2.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_4.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_5.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]  --> src/day_5.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn question_one() {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_2.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_5.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_6.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_6.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_6.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_7.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_7.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.85s
[INFO] [stdout] warning: function `handle_cd` is never used
[INFO] [stdout]   --> src/day_7.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn handle_cd(instruction: &str, directory_stack: &mut Vec<String>) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_filesize` is never used
[INFO] [stdout]   --> src/day_7.rs:54:4
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn handle_filesize(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_7.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_8.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]  --> src/day_8.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn question_one() {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `process_content` is never used
[INFO] [stdout]   --> src/day_8.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn process_content(content: &str) -> (usize, usize, Vec<Vec<u8>>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_8.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_10.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `InstructionType` is never used
[INFO] [stdout]   --> src/day_10.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | enum InstructionType {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Instruction` is never constructed
[INFO] [stdout]   --> src/day_10.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Instruction {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/day_10.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Instruction {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 22 |     fn new(start_cycle: i32, instruction_type: InstructionType, value: i32) -> Instruction {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_10.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_2.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `perform_a_cycle` is never used
[INFO] [stdout]   --> src/day_10.rs:89:4
[INFO] [stdout]    |
[INFO] [stdout] 89 | fn perform_a_cycle(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]    --> src/day_10.rs:122:8
[INFO] [stdout]     |
[INFO] [stdout] 122 | pub fn question_two() {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `q2_perform_a_cycle` is never used
[INFO] [stdout]    --> src/day_10.rs:179:4
[INFO] [stdout]     |
[INFO] [stdout] 179 | fn q2_perform_a_cycle(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `items`, `total_items_inspected`, `operation`, and `subject` are never read
[INFO] [stdout]   --> src/day_11.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Monkey {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 12 |     items: Vec<Item>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 13 |     total_items_inspected: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 14 |     operation: Box<dyn Fn(u32) -> u32>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 15 |     subject: i32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `worry_level` is never read
[INFO] [stdout]   --> src/day_11.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Item {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 22 |     worry_level: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Item` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_3.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_3.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_3.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `item_priority_map` is never used
[INFO] [stdout]   --> src/day_3.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn item_priority_map() -> HashMap<char, u32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_4.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_4.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_4.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_5.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]  --> src/day_5.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn question_one() {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_5.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_6.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_6.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_6.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_7.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_7.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_cd` is never used
[INFO] [stdout]   --> src/day_7.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn handle_cd(instruction: &str, directory_stack: &mut Vec<String>) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_filesize` is never used
[INFO] [stdout]   --> src/day_7.rs:54:4
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn handle_filesize(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_7.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_8.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]  --> src/day_8.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn question_one() {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `process_content` is never used
[INFO] [stdout]   --> src/day_8.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn process_content(content: &str) -> (usize, usize, Vec<Vec<u8>>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]   --> src/day_8.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn question_two() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_input` is never used
[INFO] [stdout]  --> src/day_10.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn read_input() -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `InstructionType` is never used
[INFO] [stdout]   --> src/day_10.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | enum InstructionType {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Instruction` is never constructed
[INFO] [stdout]   --> src/day_10.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Instruction {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/day_10.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Instruction {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 22 |     fn new(start_cycle: i32, instruction_type: InstructionType, value: i32) -> Instruction {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_one` is never used
[INFO] [stdout]   --> src/day_10.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn question_one() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `perform_a_cycle` is never used
[INFO] [stdout]   --> src/day_10.rs:89:4
[INFO] [stdout]    |
[INFO] [stdout] 89 | fn perform_a_cycle(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_two` is never used
[INFO] [stdout]    --> src/day_10.rs:122:8
[INFO] [stdout]     |
[INFO] [stdout] 122 | pub fn question_two() {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `q2_perform_a_cycle` is never used
[INFO] [stdout]    --> src/day_10.rs:179:4
[INFO] [stdout]     |
[INFO] [stdout] 179 | fn q2_perform_a_cycle(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `items`, `total_items_inspected`, `operation`, and `subject` are never read
[INFO] [stdout]   --> src/day_11.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Monkey {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 12 |     items: Vec<Item>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 13 |     total_items_inspected: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 14 |     operation: Box<dyn Fn(u32) -> u32>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 15 |     subject: i32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `worry_level` is never read
[INFO] [stdout]   --> src/day_11.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Item {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 22 |     worry_level: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Item` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 47 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 47 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "01909e1ca5d0f4026baedeeecc8de2e77ed0ae1a2db6e50df4419c250ed1e9ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01909e1ca5d0f4026baedeeecc8de2e77ed0ae1a2db6e50df4419c250ed1e9ac", kill_on_drop: false }`
[INFO] [stdout] 01909e1ca5d0f4026baedeeecc8de2e77ed0ae1a2db6e50df4419c250ed1e9ac