[INFO] cloning repository https://github.com/somnia-iuventi/aoc23
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/somnia-iuventi/aoc23" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsomnia-iuventi%2Faoc23", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsomnia-iuventi%2Faoc23'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7f8ae28efeed9064f8d7d0e0e054115047c95e64
[INFO] checking somnia-iuventi/aoc23 against master#8a65ee08296b36342bf7c3cdc15312ccbc357227 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsomnia-iuventi%2Faoc23" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/somnia-iuventi/aoc23 on toolchain 8a65ee08296b36342bf7c3cdc15312ccbc357227
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/somnia-iuventi/aoc23
[INFO] finished tweaking git repo https://github.com/somnia-iuventi/aoc23
[INFO] tweaked toml for git repo https://github.com/somnia-iuventi/aoc23 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/somnia-iuventi/aoc23 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" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47d2f7a9dfd022b96b1e65db559e2321a05e3c558636c6f046f83f4b1cef9553
[INFO] running `Command { std: "docker" "start" "-a" "47d2f7a9dfd022b96b1e65db559e2321a05e3c558636c6f046f83f4b1cef9553", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47d2f7a9dfd022b96b1e65db559e2321a05e3c558636c6f046f83f4b1cef9553", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47d2f7a9dfd022b96b1e65db559e2321a05e3c558636c6f046f83f4b1cef9553", kill_on_drop: false }`
[INFO] [stdout] 47d2f7a9dfd022b96b1e65db559e2321a05e3c558636c6f046f83f4b1cef9553
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bb41d73431ac50eb973da605e990b0e0d3d650d3b65341f283ba8fad2c5c16d
[INFO] running `Command { std: "docker" "start" "-a" "6bb41d73431ac50eb973da605e990b0e0d3d650d3b65341f283ba8fad2c5c16d", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking aoc23 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `str::Chars`
[INFO] [stdout]  --> src/day3/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     str::Chars,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `anychar`, `branch::alt`, `count`, `is_alphabetic`, `is_not`, `line_ending`, `many0`, `many1_count`, `not`, and `take_till`
[INFO] [stdout]   --> src/day5/mod.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout] 3  |     branch::alt,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 4  |     bytes::complete::{is_not, tag, take_till, take_until},
[INFO] [stdout]    |                       ^^^^^^       ^^^^^^^^^
[INFO] [stdout] 5  |     character::{
[INFO] [stdout] 6  |         complete::{alpha1, anychar, digit1, line_ending, space1},
[INFO] [stdout]    |                            ^^^^^^^          ^^^^^^^^^^^
[INFO] [stdout] 7  |         is_alphabetic,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 8  |     },
[INFO] [stdout] 9  |     combinator::{eof, map, not},
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 10 |     multi::{count, many0, many1, many1_count, separated_list1},
[INFO] [stdout]    |             ^^^^^  ^^^^^         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ParallelBridge`
[INFO] [stdout]   --> src/day5/mod.rs:15:52
[INFO] [stdout]    |
[INFO] [stdout] 15 |     IntoParallelIterator, IntoParallelRefIterator, ParallelBridge, ParallelIterator,
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap`, `HashSet`, and `ops::Index`
[INFO] [stdout]   --> src/day5/mod.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 18 |     collections::{HashMap, HashSet},
[INFO] [stdout]    |                   ^^^^^^^  ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     ops::Index,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `str::Chars`
[INFO] [stdout]  --> src/day3/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     str::Chars,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `anychar`, `branch::alt`, `count`, `is_alphabetic`, `is_not`, `line_ending`, `many0`, `many1_count`, `not`, and `take_till`
[INFO] [stdout]   --> src/day5/mod.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout] 3  |     branch::alt,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 4  |     bytes::complete::{is_not, tag, take_till, take_until},
[INFO] [stdout]    |                       ^^^^^^       ^^^^^^^^^
[INFO] [stdout] 5  |     character::{
[INFO] [stdout] 6  |         complete::{alpha1, anychar, digit1, line_ending, space1},
[INFO] [stdout]    |                            ^^^^^^^          ^^^^^^^^^^^
[INFO] [stdout] 7  |         is_alphabetic,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 8  |     },
[INFO] [stdout] 9  |     combinator::{eof, map, not},
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 10 |     multi::{count, many0, many1, many1_count, separated_list1},
[INFO] [stdout]    |             ^^^^^  ^^^^^         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ParallelBridge`
[INFO] [stdout]   --> src/day5/mod.rs:15:52
[INFO] [stdout]    |
[INFO] [stdout] 15 |     IntoParallelIterator, IntoParallelRefIterator, ParallelBridge, ParallelIterator,
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap`, `HashSet`, and `ops::Index`
[INFO] [stdout]   --> src/day5/mod.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 18 |     collections::{HashMap, HashSet},
[INFO] [stdout]    |                   ^^^^^^^  ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     ops::Index,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `alpha1`, `anychar`, `branch::alt`, `count`, `is_alphabetic`, `is_not`, `line_ending`, `many0`, `many1_count`, `many1`, `not`, `preceded`, `take_till`, and `terminated`
[INFO] [stdout]   --> src/day6/mod.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout] 3  |     branch::alt,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 4  |     bytes::complete::{is_not, tag, take_till, take_until},
[INFO] [stdout]    |                       ^^^^^^       ^^^^^^^^^
[INFO] [stdout] 5  |     character::{
[INFO] [stdout] 6  |         complete::{alpha1, anychar, digit1, line_ending, space1},
[INFO] [stdout]    |                    ^^^^^^  ^^^^^^^          ^^^^^^^^^^^
[INFO] [stdout] 7  |         is_alphabetic,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 8  |     },
[INFO] [stdout] 9  |     combinator::{eof, map, not},
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 10 |     multi::{count, many0, many1, many1_count, separated_list1},
[INFO] [stdout]    |             ^^^^^  ^^^^^  ^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 11 |     sequence::{delimited, preceded, terminated, tuple},
[INFO] [stdout]    |                           ^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `alpha1`, `anychar`, `branch::alt`, `count`, `is_alphabetic`, `is_not`, `line_ending`, `many0`, `many1_count`, `many1`, `not`, `preceded`, `take_till`, and `terminated`
[INFO] [stdout]   --> src/day6/mod.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout] 3  |     branch::alt,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 4  |     bytes::complete::{is_not, tag, take_till, take_until},
[INFO] [stdout]    |                       ^^^^^^       ^^^^^^^^^
[INFO] [stdout] 5  |     character::{
[INFO] [stdout] 6  |         complete::{alpha1, anychar, digit1, line_ending, space1},
[INFO] [stdout]    |                    ^^^^^^  ^^^^^^^          ^^^^^^^^^^^
[INFO] [stdout] 7  |         is_alphabetic,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 8  |     },
[INFO] [stdout] 9  |     combinator::{eof, map, not},
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 10 |     multi::{count, many0, many1, many1_count, separated_list1},
[INFO] [stdout]    |             ^^^^^  ^^^^^  ^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 11 |     sequence::{delimited, preceded, terminated, tuple},
[INFO] [stdout]    |                           ^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IntoParallelIterator`, `IntoParallelRefIterator`, and `ParallelBridge`
[INFO] [stdout]   --> src/day6/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     IntoParallelIterator, IntoParallelRefIterator, ParallelBridge, ParallelIterator,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IntoParallelIterator`, `IntoParallelRefIterator`, and `ParallelBridge`
[INFO] [stdout]   --> src/day6/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     IntoParallelIterator, IntoParallelRefIterator, ParallelBridge, ParallelIterator,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap`, `HashSet`, and `ops::Index`
[INFO] [stdout]   --> src/day6/mod.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 18 |     collections::{HashMap, HashSet},
[INFO] [stdout]    |                   ^^^^^^^  ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     ops::Index,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap`, `HashSet`, and `ops::Index`
[INFO] [stdout]   --> src/day6/mod.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 18 |     collections::{HashMap, HashSet},
[INFO] [stdout]    |                   ^^^^^^^  ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     ops::Index,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `alpha1`, `anychar`, `branch::alt`, `count`, `delimited`, `is_alphabetic`, `is_not`, `line_ending`, `many0`, `many1_count`, `many1`, `not`, `separated_list1`, `tag`, and `take_till`
[INFO] [stdout]   --> src/day7/mod.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout] 3  |     branch::alt,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 4  |     bytes::complete::{is_not, tag, take_till, take_until},
[INFO] [stdout]    |                       ^^^^^^  ^^^  ^^^^^^^^^
[INFO] [stdout] 5  |     character::{
[INFO] [stdout] 6  |         complete::{alpha1, anychar, digit1, line_ending, space1},
[INFO] [stdout]    |                    ^^^^^^  ^^^^^^^          ^^^^^^^^^^^
[INFO] [stdout] 7  |         is_alphabetic,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 8  |     },
[INFO] [stdout] 9  |     combinator::{eof, map, not},
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 10 |     multi::{count, many0, many1, many1_count, separated_list1},
[INFO] [stdout]    |             ^^^^^  ^^^^^  ^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     sequence::{delimited, preceded, terminated, tuple},
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `alpha1`, `anychar`, `branch::alt`, `count`, `delimited`, `is_alphabetic`, `is_not`, `line_ending`, `many0`, `many1_count`, `many1`, `not`, `separated_list1`, `tag`, and `take_till`
[INFO] [stdout]   --> src/day7/mod.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout] 3  |     branch::alt,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 4  |     bytes::complete::{is_not, tag, take_till, take_until},
[INFO] [stdout]    |                       ^^^^^^  ^^^  ^^^^^^^^^
[INFO] [stdout] 5  |     character::{
[INFO] [stdout] 6  |         complete::{alpha1, anychar, digit1, line_ending, space1},
[INFO] [stdout]    |                    ^^^^^^  ^^^^^^^          ^^^^^^^^^^^
[INFO] [stdout] 7  |         is_alphabetic,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 8  |     },
[INFO] [stdout] 9  |     combinator::{eof, map, not},
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 10 |     multi::{count, many0, many1, many1_count, separated_list1},
[INFO] [stdout]    |             ^^^^^  ^^^^^  ^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     sequence::{delimited, preceded, terminated, tuple},
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IntoParallelIterator`, `IntoParallelRefIterator`, and `ParallelBridge`
[INFO] [stdout]   --> src/day7/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     IntoParallelIterator, IntoParallelRefIterator, ParallelBridge, ParallelIterator,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap`, `HashSet`, and `ops::Index`
[INFO] [stdout]   --> src/day7/mod.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 |     collections::{HashMap, HashSet},
[INFO] [stdout]    |                   ^^^^^^^  ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     ops::Index,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IntoParallelIterator`, `IntoParallelRefIterator`, and `ParallelBridge`
[INFO] [stdout]   --> src/day7/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     IntoParallelIterator, IntoParallelRefIterator, ParallelBridge, ParallelIterator,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap`, `HashSet`, and `ops::Index`
[INFO] [stdout]   --> src/day7/mod.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 |     collections::{HashMap, HashSet},
[INFO] [stdout]    |                   ^^^^^^^  ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     ops::Index,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `alt`, `anychar`, `char`, `count`, `digit1`, `is_alphabetic`, `is_not`, `line_ending`, `many0`, `many1_count`, `map`, `not`, `self`, `separated_list1`, `space1`, and `take_until`
[INFO] [stdout]   --> src/day8/mod.rs:3:14
[INFO] [stdout]    |
[INFO] [stdout] 3  |     branch::{self, alt},
[INFO] [stdout]    |              ^^^^  ^^^
[INFO] [stdout] 4  |     bytes::complete::{is_not, tag, take_till, take_until},
[INFO] [stdout]    |                       ^^^^^^                  ^^^^^^^^^^
[INFO] [stdout] 5  |     character::{
[INFO] [stdout] 6  |         complete::{alpha1, anychar, char, digit1, line_ending, space1},
[INFO] [stdout]    |                            ^^^^^^^  ^^^^  ^^^^^^  ^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 7  |         is_alphabetic,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 8  |     },
[INFO] [stdout] 9  |     combinator::{eof, map, not},
[INFO] [stdout]    |                       ^^^  ^^^
[INFO] [stdout] 10 |     multi::{count, many0, many1, many1_count, separated_list1},
[INFO] [stdout]    |             ^^^^^  ^^^^^         ^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IntoParallelIterator` and `ParallelBridge`
[INFO] [stdout]   --> src/day8/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     IntoParallelIterator, IntoParallelRefIterator, ParallelBridge, ParallelIterator,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^                           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashSet`, `cmp::Ordering`, and `ops::Index`
[INFO] [stdout]   --> src/day8/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     cmp::Ordering,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 19 |     collections::{HashMap, HashSet},
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     ops::Index,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `alpha1`, `alt`, `anychar`, `char`, `count`, `delimited`, `eof`, `is_alphabetic`, `is_not`, `line_ending`, `many0`, `many1_count`, `many1`, `not`, `preceded`, `self`, `take_till`, `take_until`, `terminated`, and `tuple`
[INFO] [stdout]   --> src/day9/mod.rs:3:14
[INFO] [stdout]    |
[INFO] [stdout] 3  |     branch::{self, alt},
[INFO] [stdout]    |              ^^^^  ^^^
[INFO] [stdout] 4  |     bytes::complete::{is_not, tag, take_till, take_until},
[INFO] [stdout]    |                       ^^^^^^       ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 5  |     character::{
[INFO] [stdout] 6  |         complete::{alpha1, anychar, char, digit1, line_ending, space1},
[INFO] [stdout]    |                    ^^^^^^  ^^^^^^^  ^^^^          ^^^^^^^^^^^
[INFO] [stdout] 7  |         is_alphabetic,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 8  |     },
[INFO] [stdout] 9  |     combinator::{eof, map, not, opt},
[INFO] [stdout]    |                  ^^^       ^^^
[INFO] [stdout] 10 |     multi::{count, many0, many1, many1_count, separated_list1},
[INFO] [stdout]    |             ^^^^^  ^^^^^  ^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 11 |     sequence::{delimited, pair, preceded, terminated, tuple},
[INFO] [stdout]    |                ^^^^^^^^^        ^^^^^^^^  ^^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `alt`, `anychar`, `char`, `count`, `digit1`, `is_alphabetic`, `is_not`, `line_ending`, `many0`, `many1_count`, `map`, `not`, `self`, `separated_list1`, `space1`, and `take_until`
[INFO] [stdout]   --> src/day8/mod.rs:3:14
[INFO] [stdout]    |
[INFO] [stdout] 3  |     branch::{self, alt},
[INFO] [stdout]    |              ^^^^  ^^^
[INFO] [stdout] 4  |     bytes::complete::{is_not, tag, take_till, take_until},
[INFO] [stdout]    |                       ^^^^^^                  ^^^^^^^^^^
[INFO] [stdout] 5  |     character::{
[INFO] [stdout] 6  |         complete::{alpha1, anychar, char, digit1, line_ending, space1},
[INFO] [stdout]    |                            ^^^^^^^  ^^^^  ^^^^^^  ^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 7  |         is_alphabetic,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 8  |     },
[INFO] [stdout] 9  |     combinator::{eof, map, not},
[INFO] [stdout]    |                       ^^^  ^^^
[INFO] [stdout] 10 |     multi::{count, many0, many1, many1_count, separated_list1},
[INFO] [stdout]    |             ^^^^^  ^^^^^         ^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IntoParallelIterator`, `IntoParallelRefIterator`, and `ParallelBridge`
[INFO] [stdout]   --> src/day9/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     IntoParallelIterator, IntoParallelRefIterator, ParallelBridge, ParallelIterator,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IntoParallelIterator` and `ParallelBridge`
[INFO] [stdout]   --> src/day8/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     IntoParallelIterator, IntoParallelRefIterator, ParallelBridge, ParallelIterator,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^                           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap`, `HashSet`, `cmp::Ordering`, and `ops::Index`
[INFO] [stdout]   --> src/day9/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     cmp::Ordering,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 19 |     collections::{HashMap, HashSet},
[INFO] [stdout]    |                   ^^^^^^^  ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     ops::Index,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashSet`, `cmp::Ordering`, and `ops::Index`
[INFO] [stdout]   --> src/day8/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     cmp::Ordering,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 19 |     collections::{HashMap, HashSet},
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     ops::Index,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `alpha1`, `alt`, `anychar`, `char`, `count`, `delimited`, `eof`, `is_alphabetic`, `is_not`, `line_ending`, `many0`, `many1_count`, `many1`, `not`, `preceded`, `self`, `take_till`, `take_until`, `terminated`, and `tuple`
[INFO] [stdout]   --> src/day9/mod.rs:3:14
[INFO] [stdout]    |
[INFO] [stdout] 3  |     branch::{self, alt},
[INFO] [stdout]    |              ^^^^  ^^^
[INFO] [stdout] 4  |     bytes::complete::{is_not, tag, take_till, take_until},
[INFO] [stdout]    |                       ^^^^^^       ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 5  |     character::{
[INFO] [stdout] 6  |         complete::{alpha1, anychar, char, digit1, line_ending, space1},
[INFO] [stdout]    |                    ^^^^^^  ^^^^^^^  ^^^^          ^^^^^^^^^^^
[INFO] [stdout] 7  |         is_alphabetic,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 8  |     },
[INFO] [stdout] 9  |     combinator::{eof, map, not, opt},
[INFO] [stdout]    |                  ^^^       ^^^
[INFO] [stdout] 10 |     multi::{count, many0, many1, many1_count, separated_list1},
[INFO] [stdout]    |             ^^^^^  ^^^^^  ^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 11 |     sequence::{delimited, pair, preceded, terminated, tuple},
[INFO] [stdout]    |                ^^^^^^^^^        ^^^^^^^^  ^^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IntoParallelIterator`, `IntoParallelRefIterator`, and `ParallelBridge`
[INFO] [stdout]   --> src/day9/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     IntoParallelIterator, IntoParallelRefIterator, ParallelBridge, ParallelIterator,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap`, `HashSet`, `cmp::Ordering`, and `ops::Index`
[INFO] [stdout]   --> src/day9/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     cmp::Ordering,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 19 |     collections::{HashMap, HashSet},
[INFO] [stdout]    |                   ^^^^^^^  ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     ops::Index,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/day5/mod.rs:125:10
[INFO] [stdout]     |
[INFO] [stdout] 125 |         .intersperse("\n".to_owned())
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout] help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse`
[INFO] [stdout]    --> src/main.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout] 1   + #![feature(iter_intersperse)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/day5/mod.rs:155:10
[INFO] [stdout]     |
[INFO] [stdout] 155 |         .intersperse("\n".to_owned())
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse`
[INFO] [stdout]    --> src/main.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout] 1   + #![feature(iter_intersperse)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/day5/mod.rs:125:10
[INFO] [stdout]     |
[INFO] [stdout] 125 |         .intersperse("\n".to_owned())
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout] help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse`
[INFO] [stdout]    --> src/main.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout] 1   + #![feature(iter_intersperse)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/day5/mod.rs:155:10
[INFO] [stdout]     |
[INFO] [stdout] 155 |         .intersperse("\n".to_owned())
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse`
[INFO] [stdout]    --> src/main.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout] 1   + #![feature(iter_intersperse)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/day6/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ParallelIterator`
[INFO] [stdout]   --> src/day6/mod.rs:15:68
[INFO] [stdout]    |
[INFO] [stdout] 15 |     IntoParallelIterator, IntoParallelRefIterator, ParallelBridge, ParallelIterator,
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ParallelIterator`
[INFO] [stdout]   --> src/day7/mod.rs:15:68
[INFO] [stdout]    |
[INFO] [stdout] 15 |     IntoParallelIterator, IntoParallelRefIterator, ParallelBridge, ParallelIterator,
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/day8/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ParallelIterator`
[INFO] [stdout]   --> src/day9/mod.rs:15:68
[INFO] [stdout]    |
[INFO] [stdout] 15 |     IntoParallelIterator, IntoParallelRefIterator, ParallelBridge, ParallelIterator,
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/day6/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ParallelIterator`
[INFO] [stdout]   --> src/day6/mod.rs:15:68
[INFO] [stdout]    |
[INFO] [stdout] 15 |     IntoParallelIterator, IntoParallelRefIterator, ParallelBridge, ParallelIterator,
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ParallelIterator`
[INFO] [stdout]   --> src/day7/mod.rs:15:68
[INFO] [stdout]    |
[INFO] [stdout] 15 |     IntoParallelIterator, IntoParallelRefIterator, ParallelBridge, ParallelIterator,
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/day8/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ParallelIterator`
[INFO] [stdout]   --> src/day9/mod.rs:15:68
[INFO] [stdout]    |
[INFO] [stdout] 15 |     IntoParallelIterator, IntoParallelRefIterator, ParallelBridge, ParallelIterator,
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ind`
[INFO] [stdout]   --> src/day5/mod.rs:36:14
[INFO] [stdout]    |
[INFO] [stdout] 36 |         for (ind, each) in self.0.iter().enumerate() {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_ind`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ind`
[INFO] [stdout]   --> src/day5/mod.rs:36:14
[INFO] [stdout]    |
[INFO] [stdout] 36 |         for (ind, each) in self.0.iter().enumerate() {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_ind`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_1` is never used
[INFO] [stdout]   --> src/day3/mod.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn part_1(reader: &mut BufReader<File>) -> u128 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_2` is never used
[INFO] [stdout]   --> src/day3/mod.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub fn part_2(reader: &mut BufReader<File>) -> u128 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calculate_row_part_1` is never used
[INFO] [stdout]   --> src/day3/mod.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn calculate_row_part_1(row: &str, row_index: usize) -> (HashSet<Number>, HashSet<Position>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calculate_row_part_2` is never used
[INFO] [stdout]    --> src/day3/mod.rs:102:4
[INFO] [stdout]     |
[INFO] [stdout] 102 | fn calculate_row_part_2(row: &str, row_index: usize) -> (HashSet<Number>, HashSet<Gear>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calculate_number` is never used
[INFO] [stdout]    --> src/day3/mod.rs:137:4
[INFO] [stdout]     |
[INFO] [stdout] 137 | fn calculate_number(row: usize, col: usize, characters: &mut String) -> Number {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Number` is never constructed
[INFO] [stdout]    --> src/day3/mod.rs:151:8
[INFO] [stdout]     |
[INFO] [stdout] 151 | struct Number {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Number` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Gear` is never constructed
[INFO] [stdout]    --> src/day3/mod.rs:157:8
[INFO] [stdout]     |
[INFO] [stdout] 157 | struct Gear(Vec<Position>);
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Gear` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Position` is never constructed
[INFO] [stdout]    --> src/day3/mod.rs:160:8
[INFO] [stdout]     |
[INFO] [stdout] 160 | struct Position {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Position` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_1` is never used
[INFO] [stdout]  --> src/day4/mod.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn part_1(reader: &mut BufReader<File>) -> usize {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_2` is never used
[INFO] [stdout]   --> src/day4/mod.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn part_2(size: Option<usize>, reader: &mut BufReader<File>) -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calculate_row_part_1` is never used
[INFO] [stdout]   --> src/day4/mod.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn calculate_row_part_1(row: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calculate_row_part_2` is never used
[INFO] [stdout]   --> src/day4/mod.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn calculate_row_part_2(row: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AllMappers` is never constructed
[INFO] [stdout]   --> src/day5/mod.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct AllMappers(Vec<Mapper>);
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `calc` are never used
[INFO] [stdout]   --> src/day5/mod.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl AllMappers {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 26 |     fn new(numbers: Vec<Vec<Vec<usize>>>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     fn calc(&self, input: usize) -> usize {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mapper` is never constructed
[INFO] [stdout]   --> src/day5/mod.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | struct Mapper(Vec<MapRange>);
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `calc` are never used
[INFO] [stdout]   --> src/day5/mod.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl Mapper {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 46 |     fn new(numbers: Vec<Vec<usize>>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     fn calc(&self, input: usize) -> usize {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MapRange` is never constructed
[INFO] [stdout]   --> src/day5/mod.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | struct MapRange {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `calc` are never used
[INFO] [stdout]   --> src/day5/mod.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 74 | impl MapRange {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 75 |     fn new(input: Vec<usize>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     fn calc(&self, input: usize) -> usize {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `seeds` is never used
[INFO] [stdout]   --> src/day5/mod.rs:94:4
[INFO] [stdout]    |
[INFO] [stdout] 94 | fn seeds(input: &str) -> IResult<&str, Vec<usize>> {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `all_mappers` is never used
[INFO] [stdout]    --> src/day5/mod.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn all_mappers(input: &str) -> IResult<&str, AllMappers> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_1` is never used
[INFO] [stdout]    --> src/day5/mod.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub fn part_1(reader: &mut BufReader<File>) -> usize {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_2` is never used
[INFO] [stdout]    --> src/day5/mod.rs:135:8
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub fn part_2(reader: &mut BufReader<File>) -> usize {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_single_line_part_1` is never used
[INFO] [stdout]   --> src/day6/mod.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn parse_single_line_part_1(input: &str) -> IResult<&str, Vec<usize>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_single_line_part_2` is never used
[INFO] [stdout]   --> src/day6/mod.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn parse_single_line_part_2(input: &str) -> IResult<&str, usize> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calculate_number_of_winning_races` is never used
[INFO] [stdout]   --> src/day6/mod.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn calculate_number_of_winning_races(total_race_time: usize, distance_to_beat: usize) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_1` is never used
[INFO] [stdout]   --> src/day6/mod.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn part_1(reader: &mut BufReader<File>) -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_2` is never used
[INFO] [stdout]   --> src/day6/mod.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn part_2(reader: &mut BufReader<File>) -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `HandType` is never used
[INFO] [stdout]   --> src/day7/mod.rs:26:6
[INFO] [stdout]    |
[INFO] [stdout] 26 | enum HandType {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HandType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Hand` is never constructed
[INFO] [stdout]   --> src/day7/mod.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct Hand {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Hand` 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 `parse_single_line` is never used
[INFO] [stdout]   --> src/day7/mod.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn parse_single_line(input: &str) -> IResult<&str, (String, usize)> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_cards_part_1` is never used
[INFO] [stdout]   --> src/day7/mod.rs:62:4
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn parse_cards_part_1(input: &str, bid: usize) -> Hand {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_cards_part_2` is never used
[INFO] [stdout]    --> src/day7/mod.rs:106:4
[INFO] [stdout]     |
[INFO] [stdout] 106 | fn parse_cards_part_2(input: &str, bid: usize) -> Hand {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_1` is never used
[INFO] [stdout]    --> src/day7/mod.rs:162:8
[INFO] [stdout]     |
[INFO] [stdout] 162 | pub fn part_1(reader: &mut BufReader<File>) -> usize {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_2` is never used
[INFO] [stdout]    --> src/day7/mod.rs:176:8
[INFO] [stdout]     |
[INFO] [stdout] 176 | pub fn part_2(reader: &mut BufReader<File>) -> usize {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parser` is never used
[INFO] [stdout]   --> src/day8/mod.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn parser(input: &str) -> IResult<&str, (&str, Vec<(&str, &str, &str)>)> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_1` is never used
[INFO] [stdout]   --> src/day8/mod.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn part_1(reader: &mut BufReader<File>) -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `recursive_diff_part_1` is never used
[INFO] [stdout]   --> src/day9/mod.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn recursive_diff_part_1(input: Vec<isize>) -> isize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_1` is never used
[INFO] [stdout]   --> src/day9/mod.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn part_1(reader: &mut BufReader<File>) -> isize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.98s
[INFO] running `Command { std: "docker" "inspect" "6bb41d73431ac50eb973da605e990b0e0d3d650d3b65341f283ba8fad2c5c16d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bb41d73431ac50eb973da605e990b0e0d3d650d3b65341f283ba8fad2c5c16d", kill_on_drop: false }`
[INFO] [stdout] 6bb41d73431ac50eb973da605e990b0e0d3d650d3b65341f283ba8fad2c5c16d
