[INFO] cloning repository https://github.com/brydenfogelman/advent_of_code_2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brydenfogelman/advent_of_code_2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrydenfogelman%2Fadvent_of_code_2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrydenfogelman%2Fadvent_of_code_2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e7f927d8d410a46101e6fa52d691b11c4f13a5c
[INFO] testing brydenfogelman/advent_of_code_2021 against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrydenfogelman%2Fadvent_of_code_2021" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brydenfogelman/advent_of_code_2021 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brydenfogelman/advent_of_code_2021
[INFO] finished tweaking git repo https://github.com/brydenfogelman/advent_of_code_2021
[INFO] tweaked toml for git repo https://github.com/brydenfogelman/advent_of_code_2021 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/brydenfogelman/advent_of_code_2021 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itertools v0.10.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39ba1b317df9c1965bbe05c0ec10ef8829fa2995189e7e3a45d1609b7e015c57
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "39ba1b317df9c1965bbe05c0ec10ef8829fa2995189e7e3a45d1609b7e015c57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39ba1b317df9c1965bbe05c0ec10ef8829fa2995189e7e3a45d1609b7e015c57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39ba1b317df9c1965bbe05c0ec10ef8829fa2995189e7e3a45d1609b7e015c57", kill_on_drop: false }`
[INFO] [stdout] 39ba1b317df9c1965bbe05c0ec10ef8829fa2995189e7e3a45d1609b7e015c57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b5b68855dd6b0cf7c76b9f8f29ac5ba31e1aa059ec6204944cc512f92f3acb6d
[INFO] running `Command { std: "docker" "start" "-a" "b5b68855dd6b0cf7c76b9f8f29ac5ba31e1aa059ec6204944cc512f92f3acb6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent_of_code_2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day_three.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |         if (ones >= zeros) {
[INFO] [stdout]    |            ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 52 -         if (ones >= zeros) {
[INFO] [stdout] 52 +         if ones >= zeros {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day_three.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |         if (ones < zeros) {
[INFO] [stdout]    |            ^            ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 71 -         if (ones < zeros) {
[INFO] [stdout] 71 +         if ones < zeros {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_file_to_string`
[INFO] [stdout]  --> src/day_one.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn read_file_to_string(filename: &str) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `strings_to_ints`
[INFO] [stdout]  --> src/day_one.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn strings_to_ints(strings: Vec<&str>) -> Vec<i32> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_num_increasing`
[INFO] [stdout]   --> src/day_one.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn find_num_increasing(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_depth_summed`
[INFO] [stdout]   --> src/day_one.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn find_depth_summed(filename: &str, sum_range: i32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `UP`
[INFO] [stdout]  --> src/day_two.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | const UP: &str = "up";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DOWN`
[INFO] [stdout]  --> src/day_two.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | const DOWN: &str = "down";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `FORWARD`
[INFO] [stdout]  --> src/day_two.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | const FORWARD: &str = "forward";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HORIZONTAL`
[INFO] [stdout]  --> src/day_two.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | const HORIZONTAL: &str = "horizontal";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `VERTICAL`
[INFO] [stdout]  --> src/day_two.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | const VERTICAL: &str = "vertical";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `AIM`
[INFO] [stdout]   --> src/day_two.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const AIM: &str = "aim";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_distance_travelled`
[INFO] [stdout]   --> src/day_two.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn find_distance_travelled(filename: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_power_consumption`
[INFO] [stdout]  --> src/day_three.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn find_power_consumption(filename: &str) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `Command { std: "docker" "inspect" "b5b68855dd6b0cf7c76b9f8f29ac5ba31e1aa059ec6204944cc512f92f3acb6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5b68855dd6b0cf7c76b9f8f29ac5ba31e1aa059ec6204944cc512f92f3acb6d", kill_on_drop: false }`
[INFO] [stdout] b5b68855dd6b0cf7c76b9f8f29ac5ba31e1aa059ec6204944cc512f92f3acb6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4f3efe177b6133ad97f20a26a8e00a3dcfb636bf9b603ef7f72f80b2e385e8d6
[INFO] running `Command { std: "docker" "start" "-a" "4f3efe177b6133ad97f20a26a8e00a3dcfb636bf9b603ef7f72f80b2e385e8d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent_of_code_2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day_three.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |         if (ones >= zeros) {
[INFO] [stdout]    |            ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 52 -         if (ones >= zeros) {
[INFO] [stdout] 52 +         if ones >= zeros {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day_three.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |         if (ones < zeros) {
[INFO] [stdout]    |            ^            ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 71 -         if (ones < zeros) {
[INFO] [stdout] 71 +         if ones < zeros {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_file_to_string`
[INFO] [stdout]  --> src/day_one.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn read_file_to_string(filename: &str) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `strings_to_ints`
[INFO] [stdout]  --> src/day_one.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn strings_to_ints(strings: Vec<&str>) -> Vec<i32> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_num_increasing`
[INFO] [stdout]   --> src/day_one.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn find_num_increasing(nums: Vec<i32>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_depth_summed`
[INFO] [stdout]   --> src/day_one.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn find_depth_summed(filename: &str, sum_range: i32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `UP`
[INFO] [stdout]  --> src/day_two.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | const UP: &str = "up";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DOWN`
[INFO] [stdout]  --> src/day_two.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | const DOWN: &str = "down";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `FORWARD`
[INFO] [stdout]  --> src/day_two.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | const FORWARD: &str = "forward";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HORIZONTAL`
[INFO] [stdout]  --> src/day_two.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | const HORIZONTAL: &str = "horizontal";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `VERTICAL`
[INFO] [stdout]  --> src/day_two.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | const VERTICAL: &str = "vertical";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `AIM`
[INFO] [stdout]   --> src/day_two.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const AIM: &str = "aim";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_distance_travelled`
[INFO] [stdout]   --> src/day_two.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn find_distance_travelled(filename: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_power_consumption`
[INFO] [stdout]  --> src/day_three.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn find_power_consumption(filename: &str) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "4f3efe177b6133ad97f20a26a8e00a3dcfb636bf9b603ef7f72f80b2e385e8d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f3efe177b6133ad97f20a26a8e00a3dcfb636bf9b603ef7f72f80b2e385e8d6", kill_on_drop: false }`
[INFO] [stdout] 4f3efe177b6133ad97f20a26a8e00a3dcfb636bf9b603ef7f72f80b2e385e8d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b199422089a15eb774152747e90969df68538e41cfd6edfcecc4fb564d595021
[INFO] running `Command { std: "docker" "start" "-a" "b199422089a15eb774152747e90969df68538e41cfd6edfcecc4fb564d595021", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/day_three.rs:52:12
[INFO] [stderr]    |
[INFO] [stderr] 52 |         if (ones >= zeros) {
[INFO] [stderr]    |            ^             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 52 -         if (ones >= zeros) {
[INFO] [stderr] 52 +         if ones >= zeros {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/day_three.rs:71:12
[INFO] [stderr]    |
[INFO] [stderr] 71 |         if (ones < zeros) {
[INFO] [stderr]    |            ^            ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 71 -         if (ones < zeros) {
[INFO] [stderr] 71 +         if ones < zeros {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_file_to_string`
[INFO] [stderr]  --> src/day_one.rs:3:4
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn read_file_to_string(filename: &str) -> String {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `strings_to_ints`
[INFO] [stderr]  --> src/day_one.rs:7:4
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn strings_to_ints(strings: Vec<&str>) -> Vec<i32> {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_num_increasing`
[INFO] [stderr]   --> src/day_one.rs:11:4
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn find_num_increasing(nums: Vec<i32>) -> i32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_depth_summed`
[INFO] [stderr]   --> src/day_one.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn find_depth_summed(filename: &str, sum_range: i32) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `UP`
[INFO] [stderr]  --> src/day_two.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | const UP: &str = "up";
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `DOWN`
[INFO] [stderr]  --> src/day_two.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | const DOWN: &str = "down";
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `FORWARD`
[INFO] [stderr]  --> src/day_two.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | const FORWARD: &str = "forward";
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `HORIZONTAL`
[INFO] [stderr]  --> src/day_two.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | const HORIZONTAL: &str = "horizontal";
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `VERTICAL`
[INFO] [stderr]  --> src/day_two.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | const VERTICAL: &str = "vertical";
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `AIM`
[INFO] [stderr]   --> src/day_two.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | const AIM: &str = "aim";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_distance_travelled`
[INFO] [stderr]   --> src/day_two.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn find_distance_travelled(filename: &str) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_power_consumption`
[INFO] [stderr]  --> src/day_three.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn find_power_consumption(filename: &str) {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `advent_of_code_2021` (bin "advent_of_code_2021" test) generated 14 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/advent_of_code_2021-57b8331f91e0ca07)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b199422089a15eb774152747e90969df68538e41cfd6edfcecc4fb564d595021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b199422089a15eb774152747e90969df68538e41cfd6edfcecc4fb564d595021", kill_on_drop: false }`
[INFO] [stdout] b199422089a15eb774152747e90969df68538e41cfd6edfcecc4fb564d595021