[INFO] cloning repository https://github.com/saint-justin/aoc-2018-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/saint-justin/aoc-2018-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaint-justin%2Faoc-2018-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaint-justin%2Faoc-2018-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9665ec59da0800058bad3d3a8ff67830ceceede
[INFO] building saint-justin/aoc-2018-rust against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaint-justin%2Faoc-2018-rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/saint-justin/aoc-2018-rust on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/saint-justin/aoc-2018-rust
[INFO] finished tweaking git repo https://github.com/saint-justin/aoc-2018-rust
[INFO] tweaked toml for git repo https://github.com/saint-justin/aoc-2018-rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/saint-justin/aoc-2018-rust 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.81
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.81
[INFO] [stderr]   Downloaded cxx-build v1.0.81
[INFO] [stderr]   Downloaded cxx v1.0.81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c65fcc0ec818c9da0262864b537654a03752f4bcc1c0dc236db5aa686d4c8cb5
[INFO] running `Command { std: "docker" "start" "-a" "c65fcc0ec818c9da0262864b537654a03752f4bcc1c0dc236db5aa686d4c8cb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c65fcc0ec818c9da0262864b537654a03752f4bcc1c0dc236db5aa686d4c8cb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c65fcc0ec818c9da0262864b537654a03752f4bcc1c0dc236db5aa686d4c8cb5", kill_on_drop: false }`
[INFO] [stdout] c65fcc0ec818c9da0262864b537654a03752f4bcc1c0dc236db5aa686d4c8cb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b7119c34383ce1c23d3e682df1818e64703e58c3c647cb278df78c6e9b79500
[INFO] running `Command { std: "docker" "start" "-a" "0b7119c34383ce1c23d3e682df1818e64703e58c3c647cb278df78c6e9b79500", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling iana-time-zone v0.1.53
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.22
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling aoc_2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]  --> src/day_04/mod.rs:2:7
[INFO] [stdout]   |
[INFO] [stdout] 2 |   use regex::Regex;
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Datelike`, `Timelike`, and `Utc`
[INFO] [stdout]  --> src/day_04/mod.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 |   use chrono::{Datelike, Timelike, Utc, NaiveDateTime};
[INFO] [stdout]   |                ^^^^^^^^  ^^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sorted_guard_data`
[INFO] [stdout]   --> src/day_04/mod.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let sorted_guard_data: Vec<GuardData> = parse_input(input_vec);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sorted_guard_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `minute_based_timestamp`
[INFO] [stdout]   --> src/day_04/mod.rs:39:15
[INFO] [stdout]    |
[INFO] [stdout] 39 |       let mut minute_based_timestamp = 0;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_minute_based_timestamp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day_04/mod.rs:39:11
[INFO] [stdout]    |
[INFO] [stdout] 39 |       let mut minute_based_timestamp = 0;
[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: function `sum_all` is never used
[INFO] [stdout]  --> src/day_01/mod.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 |   pub fn sum_all(input_vec: &Vec<&str>) -> i32 {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_for_first_repeat` is never used
[INFO] [stdout]   --> src/day_01/mod.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 |   pub fn solve_for_first_repeat(input_vec: &Vec<&str>) -> i32 {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_dups` is never used
[INFO] [stdout]  --> src/day_02/mod.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 |   pub fn find_dups(input_vec: &Vec<&str>) -> i32 {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_common_key` is never used
[INFO] [stdout]   --> src/day_02/mod.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 40 |   pub fn find_common_key(input_vec: &Vec<&str>) -> String {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]  --> src/day_03/mod.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 |   struct Point {x: u32, y: u32}
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dimensions` is never constructed
[INFO] [stdout]  --> src/day_03/mod.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 |   struct Dimensions {h: u32, w: u32}
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `remove_last_char` is never used
[INFO] [stdout]  --> src/day_03/mod.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 |   fn remove_last_char(string: &str) -> &str {
[INFO] [stdout]   |      ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_multiclaim_squares` is never used
[INFO] [stdout]   --> src/day_03/mod.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 |   pub fn find_multiclaim_squares (input: &Vec<&str>) -> usize {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_island_square` is never used
[INFO] [stdout]   --> src/day_03/mod.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 29 |   pub fn find_island_square(input: &Vec<&str>) -> String {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_map_from_input` is never used
[INFO] [stdout]   --> src/day_03/mod.rs:74:6
[INFO] [stdout]    |
[INFO] [stdout] 74 |   fn generate_map_from_input (input: &Vec<&str>) -> HashMap<Point, bool>{
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GuardData` is never constructed
[INFO] [stdout]  --> src/day_04/mod.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 |   struct GuardData {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_sleepiest_guard` is never used
[INFO] [stdout]   --> src/day_04/mod.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |   pub fn find_sleepiest_guard(input_vec: &Vec<&str>) -> (u32, u32) {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_input` is never used
[INFO] [stdout]   --> src/day_04/mod.rs:25:6
[INFO] [stdout]    |
[INFO] [stdout] 25 |   fn parse_input(input_vec: &Vec<&str>) -> Vec<GuardData> {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.20s
[INFO] running `Command { std: "docker" "inspect" "0b7119c34383ce1c23d3e682df1818e64703e58c3c647cb278df78c6e9b79500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b7119c34383ce1c23d3e682df1818e64703e58c3c647cb278df78c6e9b79500", kill_on_drop: false }`
[INFO] [stdout] 0b7119c34383ce1c23d3e682df1818e64703e58c3c647cb278df78c6e9b79500
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88ed2f98b1a7c3530c32c56250ba57d6c5c03004fba089a50a37dbcdbb3c522b
[INFO] running `Command { std: "docker" "start" "-a" "88ed2f98b1a7c3530c32c56250ba57d6c5c03004fba089a50a37dbcdbb3c522b", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc_2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]  --> src/day_04/mod.rs:2:7
[INFO] [stdout]   |
[INFO] [stdout] 2 |   use regex::Regex;
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Datelike`, `Timelike`, and `Utc`
[INFO] [stdout]  --> src/day_04/mod.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 |   use chrono::{Datelike, Timelike, Utc, NaiveDateTime};
[INFO] [stdout]   |                ^^^^^^^^  ^^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sorted_guard_data`
[INFO] [stdout]   --> src/day_04/mod.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let sorted_guard_data: Vec<GuardData> = parse_input(input_vec);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sorted_guard_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `minute_based_timestamp`
[INFO] [stdout]   --> src/day_04/mod.rs:39:15
[INFO] [stdout]    |
[INFO] [stdout] 39 |       let mut minute_based_timestamp = 0;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_minute_based_timestamp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day_04/mod.rs:39:11
[INFO] [stdout]    |
[INFO] [stdout] 39 |       let mut minute_based_timestamp = 0;
[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: function `sum_all` is never used
[INFO] [stdout]  --> src/day_01/mod.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 |   pub fn sum_all(input_vec: &Vec<&str>) -> i32 {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_for_first_repeat` is never used
[INFO] [stdout]   --> src/day_01/mod.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 |   pub fn solve_for_first_repeat(input_vec: &Vec<&str>) -> i32 {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_dups` is never used
[INFO] [stdout]  --> src/day_02/mod.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 |   pub fn find_dups(input_vec: &Vec<&str>) -> i32 {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_common_key` is never used
[INFO] [stdout]   --> src/day_02/mod.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 40 |   pub fn find_common_key(input_vec: &Vec<&str>) -> String {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]  --> src/day_03/mod.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 |   struct Point {x: u32, y: u32}
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dimensions` is never constructed
[INFO] [stdout]  --> src/day_03/mod.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 |   struct Dimensions {h: u32, w: u32}
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `remove_last_char` is never used
[INFO] [stdout]  --> src/day_03/mod.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 |   fn remove_last_char(string: &str) -> &str {
[INFO] [stdout]   |      ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_multiclaim_squares` is never used
[INFO] [stdout]   --> src/day_03/mod.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 |   pub fn find_multiclaim_squares (input: &Vec<&str>) -> usize {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_island_square` is never used
[INFO] [stdout]   --> src/day_03/mod.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 29 |   pub fn find_island_square(input: &Vec<&str>) -> String {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_map_from_input` is never used
[INFO] [stdout]   --> src/day_03/mod.rs:74:6
[INFO] [stdout]    |
[INFO] [stdout] 74 |   fn generate_map_from_input (input: &Vec<&str>) -> HashMap<Point, bool>{
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GuardData` is never constructed
[INFO] [stdout]  --> src/day_04/mod.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 |   struct GuardData {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_sleepiest_guard` is never used
[INFO] [stdout]   --> src/day_04/mod.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |   pub fn find_sleepiest_guard(input_vec: &Vec<&str>) -> (u32, u32) {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_input` is never used
[INFO] [stdout]   --> src/day_04/mod.rs:25:6
[INFO] [stdout]    |
[INFO] [stdout] 25 |   fn parse_input(input_vec: &Vec<&str>) -> Vec<GuardData> {
[INFO] [stdout]    |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "88ed2f98b1a7c3530c32c56250ba57d6c5c03004fba089a50a37dbcdbb3c522b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88ed2f98b1a7c3530c32c56250ba57d6c5c03004fba089a50a37dbcdbb3c522b", kill_on_drop: false }`
[INFO] [stdout] 88ed2f98b1a7c3530c32c56250ba57d6c5c03004fba089a50a37dbcdbb3c522b