[INFO] cloning repository https://github.com/malept/adventofcode2022
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/malept/adventofcode2022" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmalept%2Fadventofcode2022", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmalept%2Fadventofcode2022'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2bcdef87402284202614f0bcbc5e61697acafadd
[INFO] checking malept/adventofcode2022 against try#1f308f12738d8cc40bb23bf0c8114b37c164bb49 for pr-137268
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmalept%2Fadventofcode2022" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/malept/adventofcode2022 on toolchain 1f308f12738d8cc40bb23bf0c8114b37c164bb49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f308f12738d8cc40bb23bf0c8114b37c164bb49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/malept/adventofcode2022
[INFO] finished tweaking git repo https://github.com/malept/adventofcode2022
[INFO] tweaked toml for git repo https://github.com/malept/adventofcode2022 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/malept/adventofcode2022 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" "+1f308f12738d8cc40bb23bf0c8114b37c164bb49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking malept/adventofcode2022 against try#1f308f12738d8cc40bb23bf0c8114b37c164bb49 for pr-137268
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmalept%2Fadventofcode2022" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/malept/adventofcode2022 on toolchain 1f308f12738d8cc40bb23bf0c8114b37c164bb49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f308f12738d8cc40bb23bf0c8114b37c164bb49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/malept/adventofcode2022
[INFO] finished tweaking git repo https://github.com/malept/adventofcode2022
[INFO] tweaked toml for git repo https://github.com/malept/adventofcode2022 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/malept/adventofcode2022 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" "+1f308f12738d8cc40bb23bf0c8114b37c164bb49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1f308f12738d8cc40bb23bf0c8114b37c164bb49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4062af641800063ac2ebee7f4e0356ff828f15e353a8b77c6ef3b56c5bef0be
[INFO] running `Command { std: "docker" "start" "-a" "d4062af641800063ac2ebee7f4e0356ff828f15e353a8b77c6ef3b56c5bef0be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4062af641800063ac2ebee7f4e0356ff828f15e353a8b77c6ef3b56c5bef0be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4062af641800063ac2ebee7f4e0356ff828f15e353a8b77c6ef3b56c5bef0be", kill_on_drop: false }`
[INFO] [stdout] d4062af641800063ac2ebee7f4e0356ff828f15e353a8b77c6ef3b56c5bef0be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1f308f12738d8cc40bb23bf0c8114b37c164bb49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c00c0d075466f0aadce60aea14df69029b5b93ad8790332a245f60d242629cb
[INFO] running `Command { std: "docker" "start" "-a" "3c00c0d075466f0aadce60aea14df69029b5b93ad8790332a245f60d242629cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking adventofcode2022 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `most_calories`, `parse_elf_calories`, and `total_top_three_calories`
[INFO] [stdout]   --> src/day1.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 55 |     use super::{most_calories, parse_elf_calories, total_top_three_calories};
[INFO] [stdout]    |                 ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> src/day5.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 17 |         for (idx, chunk) in s.chars().collect::<Vec<char>>().chunks(4).enumerate() {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Elf` is never constructed
[INFO] [stdout]  --> src/day1.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Elf {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `total_calories` is never used
[INFO] [stdout]  --> src/day1.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl Elf {
[INFO] [stdout]   | -------- method in this implementation
[INFO] [stdout] 7 |     pub fn total_calories(&self) -> u32 {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_elf_calories` is never used
[INFO] [stdout]   --> src/day1.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn parse_elf_calories(list: &str) -> Vec<Elf> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `most_calories` is never used
[INFO] [stdout]   --> src/day1.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn most_calories(list: &str) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `total_top_three_calories` is never used
[INFO] [stdout]   --> src/day1.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn total_top_three_calories(list: &str) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EXAMPLE_LIST` is never used
[INFO] [stdout]   --> src/day1.rs:56:11
[INFO] [stdout]    |
[INFO] [stdout] 56 |     const EXAMPLE_LIST: &str = "1000
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `beats` and `beaten_by` are never used
[INFO] [stdout]   --> src/day2.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl RPS {
[INFO] [stdout]    | -------- methods in this implementation
[INFO] [stdout] 11 |     pub fn beats(&self) -> RPS {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn beaten_by(&self) -> RPS {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `determine_move` is never used
[INFO] [stdout]   --> src/day2.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl RPS {
[INFO] [stdout]    | -------- associated function in this implementation
[INFO] [stdout] 41 |     pub fn determine_move(opponent: RPS, value: &str) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OutcomeScore` is never used
[INFO] [stdout]   --> src/day2.rs:55:6
[INFO] [stdout]    |
[INFO] [stdout] 55 | enum OutcomeScore {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Strategy` is never constructed
[INFO] [stdout]   --> src/day2.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | struct Strategy {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `outcome` and `score` are never used
[INFO] [stdout]   --> src/day2.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | impl Strategy {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] 67 |     fn outcome(&self) -> &OutcomeScore {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     pub fn score(&self) -> u32 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_strategy_guide` is never used
[INFO] [stdout]   --> src/day2.rs:85:4
[INFO] [stdout]    |
[INFO] [stdout] 85 | fn parse_strategy_guide(guide_lines: Vec<String>) -> impl Iterator<Item = Strategy> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `strategy_guide_total_score` is never used
[INFO] [stdout]   --> src/day2.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub fn strategy_guide_total_score(guide_lines: Vec<String>) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STRATEGY_GUIDE` is never used
[INFO] [stdout]    --> src/day2.rs:101:11
[INFO] [stdout]     |
[INFO] [stdout] 101 |     const STRATEGY_GUIDE: &str = "A Y
[INFO] [stdout]     |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `priority` is never used
[INFO] [stdout]  --> src/day3.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl Item {
[INFO] [stdout]   | --------- method in this implementation
[INFO] [stdout] 7 |     pub fn priority(&self) -> u32 {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/day3.rs:20:20
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Compartment(Vec<Item>);
[INFO] [stdout]    |        ----------- ^^^^^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `to_set` and `shared_items` are never used
[INFO] [stdout]   --> src/day3.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Compartment {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] 23 |     fn to_set(&self) -> HashSet<Item> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn shared_items(&self, other: &Compartment) -> Vec<Item> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `both_compartments`, `first_compartment`, and `second_compartment` are never read
[INFO] [stdout]   --> src/day3.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 42 | struct Rucksack {
[INFO] [stdout]    |        -------- fields in this struct
[INFO] [stdout] 43 |     pub both_compartments: Compartment,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 44 |     pub first_compartment: Compartment,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 45 |     pub second_compartment: Compartment,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `both_to_set` and `duplicates` are never used
[INFO] [stdout]   --> src/day3.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 68 | impl Rucksack {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] 69 |     pub fn both_to_set(&self) -> HashSet<Item> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |     pub fn duplicates(&self) -> Vec<Item> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_rucksacks` is never used
[INFO] [stdout]   --> src/day3.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn parse_rucksacks(rucksack_lines: &Vec<String>) -> impl Iterator<Item = Rucksack> + '_ {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RucksackGroup` is never constructed
[INFO] [stdout]   --> src/day3.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 | struct RucksackGroup(Vec<Rucksack>);
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `common_item` is never used
[INFO] [stdout]   --> src/day3.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 91 | impl RucksackGroup {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] 92 |     pub fn common_item(&self) -> Item {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_rucksack_groups` is never used
[INFO] [stdout]    --> src/day3.rs:110:4
[INFO] [stdout]     |
[INFO] [stdout] 110 | fn parse_rucksack_groups(rucksack_lines: &Vec<String>) -> Vec<RucksackGroup> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `duplicate_priority_sum` is never used
[INFO] [stdout]    --> src/day3.rs:124:8
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub fn duplicate_priority_sum(rucksack_lines: &Vec<String>) -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `common_item_priority_sum` is never used
[INFO] [stdout]    --> src/day3.rs:136:8
[INFO] [stdout]     |
[INFO] [stdout] 136 | pub fn common_item_priority_sum(rucksack_lines: &Vec<String>) -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RUCKSACKS` is never used
[INFO] [stdout]    --> src/day3.rs:144:11
[INFO] [stdout]     |
[INFO] [stdout] 144 |     const RUCKSACKS: &str = "vJrwpWtwJgWrhcsFMMfFFhFp
[INFO] [stdout]     |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `first` and `second` are never read
[INFO] [stdout]   --> src/day4.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct AssignmentPair {
[INFO] [stdout]    |        -------------- fields in this struct
[INFO] [stdout] 38 |     first: Assignment,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 39 |     second: Assignment,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `smallest_assignment`, `sizes_equal`, `smallest_is_subset`, and `overlaps` are never used
[INFO] [stdout]   --> src/day4.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl AssignmentPair {
[INFO] [stdout]    | ------------------- methods in this implementation
[INFO] [stdout] 54 |     fn smallest_assignment(&self) -> &Assignment {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     fn sizes_equal(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn smallest_is_subset(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |     pub fn overlaps(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_assignment_pairs` is never used
[INFO] [stdout]   --> src/day4.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn parse_assignment_pairs(lines: &Vec<String>) -> impl Iterator<Item = AssignmentPair> + '_ {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `full_subset_assignment_pairs_count` is never used
[INFO] [stdout]   --> src/day4.rs:98:8
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub fn full_subset_assignment_pairs_count(lines: &Vec<String>) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `any_overlap_assignment_pairs_count` is never used
[INFO] [stdout]    --> src/day4.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub fn any_overlap_assignment_pairs_count(lines: &Vec<String>) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ASSIGNMENTS` is never used
[INFO] [stdout]    --> src/day4.rs:111:11
[INFO] [stdout]     |
[INFO] [stdout] 111 |     const ASSIGNMENTS: &str = "2-4,6-8
[INFO] [stdout]     |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/day5.rs:7:14
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Crate(char);
[INFO] [stdout]   |        ----- ^^^^
[INFO] [stdout]   |        |
[INFO] [stdout]   |        field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `Crate` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/day5.rs:32:15
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct Stacks(HashMap<u32, Stack>);
[INFO] [stdout]    |        ------ ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `move_crates`, `follow_instructions`, `ordered`, and `top_crates` are never used
[INFO] [stdout]   --> src/day5.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl Stacks {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] 35 |     fn move_crates(&mut self, count: usize, from_id: u32, to_id: u32) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn follow_instructions(&mut self, instructions: Vec<Instruction>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     fn ordered(&self) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |     pub fn top_crates(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_instructions` is never used
[INFO] [stdout]    --> src/day5.rs:176:4
[INFO] [stdout]     |
[INFO] [stdout] 176 | fn parse_instructions(manual: &str) -> Vec<Instruction> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `top_stacked_crates` is never used
[INFO] [stdout]    --> src/day5.rs:186:8
[INFO] [stdout]     |
[INFO] [stdout] 186 | pub fn top_stacked_crates(stacks_and_instructions: String) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CRATES` is never used
[INFO] [stdout]    --> src/day5.rs:196:11
[INFO] [stdout]     |
[INFO] [stdout] 196 |     const CRATES: &str = "    [D]    \n[N] [C]    \n[Z] [M] [P]\n 1   2   3 \n
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SIGNAL1` is never used
[INFO] [stdout]   --> src/day6.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 26 |     const SIGNAL1: &str = "mjqjpqmgbljsphdztnvjfqwrcgsmlb";
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SIGNAL2` is never used
[INFO] [stdout]   --> src/day6.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 |     const SIGNAL2: &str = "bvwbjplbgvbhsrlpgdmjqwftvncz";
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SIGNAL3` is never used
[INFO] [stdout]   --> src/day6.rs:28:11
[INFO] [stdout]    |
[INFO] [stdout] 28 |     const SIGNAL3: &str = "nppdvjthqldpwncqszvftbrmjlhg";
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SIGNAL4` is never used
[INFO] [stdout]   --> src/day6.rs:29:11
[INFO] [stdout]    |
[INFO] [stdout] 29 |     const SIGNAL4: &str = "nznrnfrfntjfmvfwmzdfjlvtqnbhcprsg";
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SIGNAL5` is never used
[INFO] [stdout]   --> src/day6.rs:30:11
[INFO] [stdout]    |
[INFO] [stdout] 30 |     const SIGNAL5: &str = "zcfzfwzzqfrljwzlrfnpqdbhtmscgvjw";
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lines_for_file` is never used
[INFO] [stdout]   --> src/util.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn lines_for_file(path: PathBuf) -> std::io::Result<Vec<String>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `testcase_to_input` is never used
[INFO] [stdout]   --> src/util.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn testcase_to_input(testcase: &str) -> Vec<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> src/day5.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 17 |         for (idx, chunk) in s.chars().collect::<Vec<char>>().chunks(4).enumerate() {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lines_for_file` is never used
[INFO] [stdout]   --> src/util.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn lines_for_file(path: PathBuf) -> std::io::Result<Vec<String>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.57s
[INFO] running `Command { std: "docker" "inspect" "3c00c0d075466f0aadce60aea14df69029b5b93ad8790332a245f60d242629cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c00c0d075466f0aadce60aea14df69029b5b93ad8790332a245f60d242629cb", kill_on_drop: false }`
[INFO] [stdout] 3c00c0d075466f0aadce60aea14df69029b5b93ad8790332a245f60d242629cb