[INFO] cloning repository https://github.com/epochcoder/adventofcode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/epochcoder/adventofcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fepochcoder%2Fadventofcode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fepochcoder%2Fadventofcode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a4f8007d971e7c849b9697585000e1df0be62ff0
[INFO] testing epochcoder/adventofcode against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fepochcoder%2Fadventofcode" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/epochcoder/adventofcode 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/epochcoder/adventofcode
[INFO] finished tweaking git repo https://github.com/epochcoder/adventofcode
[INFO] tweaked toml for git repo https://github.com/epochcoder/adventofcode written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/epochcoder/adventofcode 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 4eb51965424e9c13bd02464eeb943242bf6c1a8217f7848f0dc6d088d6e95c18
[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" "4eb51965424e9c13bd02464eeb943242bf6c1a8217f7848f0dc6d088d6e95c18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4eb51965424e9c13bd02464eeb943242bf6c1a8217f7848f0dc6d088d6e95c18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eb51965424e9c13bd02464eeb943242bf6c1a8217f7848f0dc6d088d6e95c18", kill_on_drop: false }`
[INFO] [stdout] 4eb51965424e9c13bd02464eeb943242bf6c1a8217f7848f0dc6d088d6e95c18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] e330495a36fbccbaa6171387f515ea7b2a9153fe649e2741894b000811a5b60c
[INFO] running `Command { std: "docker" "start" "-a" "e330495a36fbccbaa6171387f515ea7b2a9153fe649e2741894b000811a5b60c", kill_on_drop: false }`
[INFO] [stderr]    Compiling utils v0.1.0 (/opt/rustwide/workdir/libs/utils)
[INFO] [stderr]    Compiling year-2020 v0.1.0 (/opt/rustwide/workdir/libs/year-2020)
[INFO] [stdout] warning: function is never used: `day_1`
[INFO] [stdout]  --> libs/year-2020/src/lib.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn day_1() -> () {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling year-2021 v0.1.0 (/opt/rustwide/workdir/libs/year-2021)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> libs/year-2021/src/day_three_extra.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `day`
[INFO] [stdout]   --> libs/year-2021/src/day_six.rs:14:26
[INFO] [stdout]    |
[INFO] [stdout] 14 |     (1..=days).for_each(|day| {
[INFO] [stdout]    |                          ^^^ help: if this is intentional, prefix it with an underscore: `_day`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> libs/year-2021/src/day_one.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn new(line: &String) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_lines`
[INFO] [stdout]   --> libs/year-2021/src/day_one.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn read_lines() -> Vec<Depth> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_increases`
[INFO] [stdout]   --> libs/year-2021/src/day_one.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn count_increases(depths: Vec<Depth>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_string`
[INFO] [stdout]  --> libs/year-2021/src/day_one_extra.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn from_string(line: &String) -> Self {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_lines`
[INFO] [stdout]   --> libs/year-2021/src/day_one_extra.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn read_lines() -> Vec<Depth> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_depths`
[INFO] [stdout]   --> libs/year-2021/src/day_one_extra.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn sum_depths(depths: &Vec<&Depth>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_increases`
[INFO] [stdout]   --> libs/year-2021/src/day_one_extra.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn count_increases(depths: Vec<Depth>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `start`
[INFO] [stdout]   --> libs/year-2021/src/day_five.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     start: Point,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Line` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> libs/year-2021/src/day_five.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `end`
[INFO] [stdout]   --> libs/year-2021/src/day_five.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     end: Point,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Line` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> libs/year-2021/src/day_five.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_vertical`
[INFO] [stdout]   --> libs/year-2021/src/day_five.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn is_vertical(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_horizontal`
[INFO] [stdout]   --> libs/year-2021/src/day_five.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn is_horizontal(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `plot`
[INFO] [stdout]   --> libs/year-2021/src/day_five.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn plot(&self, width: usize, map: &mut Vec<u32>) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calculate`
[INFO] [stdout]    --> libs/year-2021/src/day_five.rs:121:4
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn calculate() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `num`
[INFO] [stdout]  --> libs/year-2021/src/day_four.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     num: i32,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `Piece` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]  --> libs/year-2021/src/day_four.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Debug, Clone)]
[INFO] [stdout]   |          ^^^^^  ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `chosen`
[INFO] [stdout]  --> libs/year-2021/src/day_four.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     chosen: bool,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `Piece` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]  --> libs/year-2021/src/day_four.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Debug, Clone)]
[INFO] [stdout]   |          ^^^^^  ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     width: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Board` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     height: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Board` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `content`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     content: Vec<Piece>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Board` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bingo`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     bingo: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Board` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn new(w: usize, h: usize) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `piece_idx`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn piece_idx(&self, x: usize, y: usize) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `piece_at_mut`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn piece_at_mut(&mut self, x: usize, y: usize) -> &mut Piece {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `piece_at`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn piece_at(&self, x: usize, y: usize) -> &Piece {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `intialize_row`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn intialize_row(&mut self, row: usize, line: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `mark_board`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn mark_board(&mut self, num: i32) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_row_marked`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn has_row_marked(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_column_marked`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn has_column_marked(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `bingo`
[INFO] [stdout]    --> libs/year-2021/src/day_four.rs:107:8
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn bingo(&mut self) -> bool {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `split_by_comma`
[INFO] [stdout]    --> libs/year-2021/src/day_four.rs:120:4
[INFO] [stdout]     |
[INFO] [stdout] 120 | fn split_by_comma(line: &str) -> Vec<i32> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `split_by_whitespace`
[INFO] [stdout]    --> libs/year-2021/src/day_four.rs:126:4
[INFO] [stdout]     |
[INFO] [stdout] 126 | fn split_by_whitespace(line: &str) -> Vec<i32> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bingo_baby`
[INFO] [stdout]    --> libs/year-2021/src/day_four.rs:132:4
[INFO] [stdout]     |
[INFO] [stdout] 132 | fn bingo_baby() {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `load_boards`
[INFO] [stdout]    --> libs/year-2021/src/day_four.rs:172:4
[INFO] [stdout]     |
[INFO] [stdout] 172 | fn load_boards(lines: Vec<String>) -> Vec<Board> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fish_ages`
[INFO] [stdout]  --> libs/year-2021/src/day_six.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn fish_ages() {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `WIDTH`
[INFO] [stdout]  --> libs/year-2021/src/day_three.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | static WIDTH: usize = 12;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ones`
[INFO] [stdout]  --> libs/year-2021/src/day_three.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     ones: i32,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `ColumnCount` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> libs/year-2021/src/day_three.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `zeros`
[INFO] [stdout]   --> libs/year-2021/src/day_three.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     zeros: i32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `ColumnCount` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> libs/year-2021/src/day_three.rs:7:10
[INFO] [stdout]    |
[INFO] [stdout] 7  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> libs/year-2021/src/day_three.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update`
[INFO] [stdout]   --> libs/year-2021/src/day_three.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn update(&mut self, ch: &char) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_most_significant`
[INFO] [stdout]   --> libs/year-2021/src/day_three.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn get_most_significant(&self) -> char {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_binary`
[INFO] [stdout]   --> libs/year-2021/src/day_three.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn get_binary(column_counts: HashMap<usize, ColumnCount>) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calculate_gamma_rate`
[INFO] [stdout]   --> libs/year-2021/src/day_three.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn calculate_gamma_rate(bin: &String) -> isize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calculate_epsilon_rate`
[INFO] [stdout]   --> libs/year-2021/src/day_three.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn calculate_epsilon_rate(bin: &String) -> isize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calculate_power_consumption`
[INFO] [stdout]   --> libs/year-2021/src/day_three.rs:61:4
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn calculate_power_consumption() -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `WIDTH`
[INFO] [stdout]  --> libs/year-2021/src/day_three_extra.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | static WIDTH: usize = 12;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> libs/year-2021/src/day_three_extra.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn new(line: String) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_decimal`
[INFO] [stdout]   --> libs/year-2021/src/day_three_extra.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn as_decimal(&self) -> isize {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `char_at_column`
[INFO] [stdout]   --> libs/year-2021/src/day_three_extra.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn char_at_column(&self, col: usize, character: char) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calculate_life_support_rating`
[INFO] [stdout]   --> libs/year-2021/src/day_three_extra.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn calculate_life_support_rating() -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calculate_rating`
[INFO] [stdout]   --> libs/year-2021/src/day_three_extra.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn calculate_rating(lines: &Vec<Line>, filter: impl Fn(usize, usize) -> bool) -> isize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_lines`
[INFO] [stdout]   --> libs/year-2021/src/day_two.rs:60:4
[INFO] [stdout]    |
[INFO] [stdout] 60 | fn read_lines() -> Vec<SubVec> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calculate_position`
[INFO] [stdout]   --> libs/year-2021/src/day_two.rs:69:4
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn calculate_position() -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calculate_position_aim`
[INFO] [stdout]   --> libs/year-2021/src/day_two.rs:85:4
[INFO] [stdout]    |
[INFO] [stdout] 85 | fn calculate_position_aim() -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 55 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.45s
[INFO] running `Command { std: "docker" "inspect" "e330495a36fbccbaa6171387f515ea7b2a9153fe649e2741894b000811a5b60c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e330495a36fbccbaa6171387f515ea7b2a9153fe649e2741894b000811a5b60c", kill_on_drop: false }`
[INFO] [stdout] e330495a36fbccbaa6171387f515ea7b2a9153fe649e2741894b000811a5b60c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] e1072280998fa7384add573cf581fa87f252a3481b2ac15a109f749985be15fb
[INFO] running `Command { std: "docker" "start" "-a" "e1072280998fa7384add573cf581fa87f252a3481b2ac15a109f749985be15fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling utils v0.1.0 (/opt/rustwide/workdir/libs/utils)
[INFO] [stderr]    Compiling year-2020 v0.1.0 (/opt/rustwide/workdir/libs/year-2020)
[INFO] [stdout] warning: function is never used: `day_1`
[INFO] [stdout]  --> libs/year-2020/src/lib.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn day_1() -> () {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> libs/year-2021/src/day_three_extra.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `day`
[INFO] [stdout]   --> libs/year-2021/src/day_six.rs:14:26
[INFO] [stdout]    |
[INFO] [stdout] 14 |     (1..=days).for_each(|day| {
[INFO] [stdout]    |                          ^^^ help: if this is intentional, prefix it with an underscore: `_day`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> libs/year-2021/src/day_one.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn new(line: &String) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_lines`
[INFO] [stdout]   --> libs/year-2021/src/day_one.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn read_lines() -> Vec<Depth> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_increases`
[INFO] [stdout]   --> libs/year-2021/src/day_one.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn count_increases(depths: Vec<Depth>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_string`
[INFO] [stdout]  --> libs/year-2021/src/day_one_extra.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn from_string(line: &String) -> Self {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_lines`
[INFO] [stdout]   --> libs/year-2021/src/day_one_extra.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn read_lines() -> Vec<Depth> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_depths`
[INFO] [stdout]   --> libs/year-2021/src/day_one_extra.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn sum_depths(depths: &Vec<&Depth>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count_increases`
[INFO] [stdout]   --> libs/year-2021/src/day_one_extra.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn count_increases(depths: Vec<Depth>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `start`
[INFO] [stdout]   --> libs/year-2021/src/day_five.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     start: Point,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Line` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> libs/year-2021/src/day_five.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `end`
[INFO] [stdout]   --> libs/year-2021/src/day_five.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     end: Point,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Line` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> libs/year-2021/src/day_five.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_vertical`
[INFO] [stdout]   --> libs/year-2021/src/day_five.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn is_vertical(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_horizontal`
[INFO] [stdout]   --> libs/year-2021/src/day_five.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn is_horizontal(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `plot`
[INFO] [stdout]   --> libs/year-2021/src/day_five.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn plot(&self, width: usize, map: &mut Vec<u32>) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calculate`
[INFO] [stdout]    --> libs/year-2021/src/day_five.rs:121:4
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn calculate() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `num`
[INFO] [stdout]  --> libs/year-2021/src/day_four.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     num: i32,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `Piece` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]  --> libs/year-2021/src/day_four.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Debug, Clone)]
[INFO] [stdout]   |          ^^^^^  ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `chosen`
[INFO] [stdout]  --> libs/year-2021/src/day_four.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     chosen: bool,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `Piece` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]  --> libs/year-2021/src/day_four.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Debug, Clone)]
[INFO] [stdout]   |          ^^^^^  ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     width: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Board` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     height: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Board` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `content`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     content: Vec<Piece>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Board` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bingo`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     bingo: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Board` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn new(w: usize, h: usize) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `piece_idx`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn piece_idx(&self, x: usize, y: usize) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `piece_at_mut`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn piece_at_mut(&mut self, x: usize, y: usize) -> &mut Piece {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `piece_at`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn piece_at(&self, x: usize, y: usize) -> &Piece {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `intialize_row`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn intialize_row(&mut self, row: usize, line: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `mark_board`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn mark_board(&mut self, num: i32) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_row_marked`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn has_row_marked(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_column_marked`
[INFO] [stdout]   --> libs/year-2021/src/day_four.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn has_column_marked(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `bingo`
[INFO] [stdout]    --> libs/year-2021/src/day_four.rs:107:8
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn bingo(&mut self) -> bool {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `split_by_comma`
[INFO] [stdout]    --> libs/year-2021/src/day_four.rs:120:4
[INFO] [stdout]     |
[INFO] [stdout] 120 | fn split_by_comma(line: &str) -> Vec<i32> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `split_by_whitespace`
[INFO] [stdout]    --> libs/year-2021/src/day_four.rs:126:4
[INFO] [stdout]     |
[INFO] [stdout] 126 | fn split_by_whitespace(line: &str) -> Vec<i32> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bingo_baby`
[INFO] [stdout]    --> libs/year-2021/src/day_four.rs:132:4
[INFO] [stdout]     |
[INFO] [stdout] 132 | fn bingo_baby() {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `load_boards`
[INFO] [stdout]    --> libs/year-2021/src/day_four.rs:172:4
[INFO] [stdout]     |
[INFO] [stdout] 172 | fn load_boards(lines: Vec<String>) -> Vec<Board> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fish_ages`
[INFO] [stdout]  --> libs/year-2021/src/day_six.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn fish_ages() {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `WIDTH`
[INFO] [stdout]  --> libs/year-2021/src/day_three.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | static WIDTH: usize = 12;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ones`
[INFO] [stdout]  --> libs/year-2021/src/day_three.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     ones: i32,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `ColumnCount` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> libs/year-2021/src/day_three.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `zeros`
[INFO] [stdout]   --> libs/year-2021/src/day_three.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     zeros: i32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `ColumnCount` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> libs/year-2021/src/day_three.rs:7:10
[INFO] [stdout]    |
[INFO] [stdout] 7  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> libs/year-2021/src/day_three.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update`
[INFO] [stdout]   --> libs/year-2021/src/day_three.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn update(&mut self, ch: &char) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_most_significant`
[INFO] [stdout]   --> libs/year-2021/src/day_three.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn get_most_significant(&self) -> char {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_binary`
[INFO] [stdout]   --> libs/year-2021/src/day_three.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn get_binary(column_counts: HashMap<usize, ColumnCount>) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calculate_gamma_rate`
[INFO] [stdout]   --> libs/year-2021/src/day_three.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn calculate_gamma_rate(bin: &String) -> isize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calculate_epsilon_rate`
[INFO] [stdout]   --> libs/year-2021/src/day_three.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn calculate_epsilon_rate(bin: &String) -> isize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calculate_power_consumption`
[INFO] [stdout]   --> libs/year-2021/src/day_three.rs:61:4
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn calculate_power_consumption() -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `WIDTH`
[INFO] [stdout]  --> libs/year-2021/src/day_three_extra.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | static WIDTH: usize = 12;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> libs/year-2021/src/day_three_extra.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn new(line: String) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_decimal`
[INFO] [stdout]   --> libs/year-2021/src/day_three_extra.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn as_decimal(&self) -> isize {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `char_at_column`
[INFO] [stdout]   --> libs/year-2021/src/day_three_extra.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn char_at_column(&self, col: usize, character: char) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calculate_life_support_rating`
[INFO] [stdout]   --> libs/year-2021/src/day_three_extra.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn calculate_life_support_rating() -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calculate_rating`
[INFO] [stdout]   --> libs/year-2021/src/day_three_extra.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn calculate_rating(lines: &Vec<Line>, filter: impl Fn(usize, usize) -> bool) -> isize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_lines`
[INFO] [stdout]   --> libs/year-2021/src/day_two.rs:60:4
[INFO] [stdout]    |
[INFO] [stdout] 60 | fn read_lines() -> Vec<SubVec> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calculate_position`
[INFO] [stdout]   --> libs/year-2021/src/day_two.rs:69:4
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn calculate_position() -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling year-2021 v0.1.0 (/opt/rustwide/workdir/libs/year-2021)
[INFO] [stdout] warning: function is never used: `calculate_position_aim`
[INFO] [stdout]   --> libs/year-2021/src/day_two.rs:85:4
[INFO] [stdout]    |
[INFO] [stdout] 85 | fn calculate_position_aim() -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 55 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `day`
[INFO] [stdout]   --> libs/year-2021/src/day_six.rs:14:26
[INFO] [stdout]    |
[INFO] [stdout] 14 |     (1..=days).for_each(|day| {
[INFO] [stdout]    |                          ^^^ help: if this is intentional, prefix it with an underscore: `_day`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.95s
[INFO] running `Command { std: "docker" "inspect" "e1072280998fa7384add573cf581fa87f252a3481b2ac15a109f749985be15fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1072280998fa7384add573cf581fa87f252a3481b2ac15a109f749985be15fb", kill_on_drop: false }`
[INFO] [stdout] e1072280998fa7384add573cf581fa87f252a3481b2ac15a109f749985be15fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] b26e123e6ebea1e77488a07958a1d6ca83b46693ec5993011777aa3b28ee4d54
[INFO] running `Command { std: "docker" "start" "-a" "b26e123e6ebea1e77488a07958a1d6ca83b46693ec5993011777aa3b28ee4d54", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `day_1`
[INFO] [stderr]  --> libs/year-2020/src/lib.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn day_1() -> () {
[INFO] [stderr]   |    ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `year-2020` (lib) generated 1 warning
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> libs/year-2021/src/day_three_extra.rs:69:9
[INFO] [stderr]    |
[INFO] [stderr] 69 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `day`
[INFO] [stderr]   --> libs/year-2021/src/day_six.rs:14:26
[INFO] [stderr]    |
[INFO] [stderr] 14 |     (1..=days).for_each(|day| {
[INFO] [stderr]    |                          ^^^ help: if this is intentional, prefix it with an underscore: `_day`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]  --> libs/year-2021/src/day_one.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn new(line: &String) -> Self {
[INFO] [stderr]   |        ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_lines`
[INFO] [stderr]   --> libs/year-2021/src/day_one.rs:32:4
[INFO] [stderr]    |
[INFO] [stderr] 32 | fn read_lines() -> Vec<Depth> {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_increases`
[INFO] [stderr]   --> libs/year-2021/src/day_one.rs:40:4
[INFO] [stderr]    |
[INFO] [stderr] 40 | fn count_increases(depths: Vec<Depth>) -> i32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_string`
[INFO] [stderr]  --> libs/year-2021/src/day_one_extra.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn from_string(line: &String) -> Self {
[INFO] [stderr]   |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_lines`
[INFO] [stderr]   --> libs/year-2021/src/day_one_extra.rs:12:4
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn read_lines() -> Vec<Depth> {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sum_depths`
[INFO] [stderr]   --> libs/year-2021/src/day_one_extra.rs:19:4
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn sum_depths(depths: &Vec<&Depth>) -> i32 {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_increases`
[INFO] [stderr]   --> libs/year-2021/src/day_one_extra.rs:35:4
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn count_increases(depths: Vec<Depth>) -> i32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `start`
[INFO] [stderr]   --> libs/year-2021/src/day_five.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     start: Point,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Line` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> libs/year-2021/src/day_five.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `end`
[INFO] [stderr]   --> libs/year-2021/src/day_five.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     end: Point,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Line` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> libs/year-2021/src/day_five.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_vertical`
[INFO] [stderr]   --> libs/year-2021/src/day_five.rs:52:8
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn is_vertical(&self) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_horizontal`
[INFO] [stderr]   --> libs/year-2021/src/day_five.rs:56:8
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn is_horizontal(&self) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `plot`
[INFO] [stderr]   --> libs/year-2021/src/day_five.rs:62:8
[INFO] [stderr]    |
[INFO] [stderr] 62 |     fn plot(&self, width: usize, map: &mut Vec<u32>) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calculate`
[INFO] [stderr]    --> libs/year-2021/src/day_five.rs:121:4
[INFO] [stderr]     |
[INFO] [stderr] 121 | fn calculate() {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `num`
[INFO] [stderr]  --> libs/year-2021/src/day_four.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     num: i32,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: `Piece` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]  --> libs/year-2021/src/day_four.rs:3:10
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[derive(Debug, Clone)]
[INFO] [stderr]   |          ^^^^^  ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `chosen`
[INFO] [stderr]  --> libs/year-2021/src/day_four.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     chosen: bool,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: `Piece` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]  --> libs/year-2021/src/day_four.rs:3:10
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[derive(Debug, Clone)]
[INFO] [stderr]   |          ^^^^^  ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> libs/year-2021/src/day_four.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn new() -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `width`
[INFO] [stderr]   --> libs/year-2021/src/day_four.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     width: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Board` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> libs/year-2021/src/day_four.rs:18:10
[INFO] [stderr]    |
[INFO] [stderr] 18 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `height`
[INFO] [stderr]   --> libs/year-2021/src/day_four.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     height: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Board` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> libs/year-2021/src/day_four.rs:18:10
[INFO] [stderr]    |
[INFO] [stderr] 18 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `content`
[INFO] [stderr]   --> libs/year-2021/src/day_four.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     content: Vec<Piece>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Board` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> libs/year-2021/src/day_four.rs:18:10
[INFO] [stderr]    |
[INFO] [stderr] 18 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `bingo`
[INFO] [stderr]   --> libs/year-2021/src/day_four.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     bingo: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Board` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> libs/year-2021/src/day_four.rs:18:10
[INFO] [stderr]    |
[INFO] [stderr] 18 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> libs/year-2021/src/day_four.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn new(w: usize, h: usize) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `piece_idx`
[INFO] [stderr]   --> libs/year-2021/src/day_four.rs:36:8
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn piece_idx(&self, x: usize, y: usize) -> usize {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `piece_at_mut`
[INFO] [stderr]   --> libs/year-2021/src/day_four.rs:40:8
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn piece_at_mut(&mut self, x: usize, y: usize) -> &mut Piece {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `piece_at`
[INFO] [stderr]   --> libs/year-2021/src/day_four.rs:45:8
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn piece_at(&self, x: usize, y: usize) -> &Piece {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `intialize_row`
[INFO] [stderr]   --> libs/year-2021/src/day_four.rs:50:8
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn intialize_row(&mut self, row: usize, line: &str) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `mark_board`
[INFO] [stderr]   --> libs/year-2021/src/day_four.rs:59:8
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn mark_board(&mut self, num: i32) {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `has_row_marked`
[INFO] [stderr]   --> libs/year-2021/src/day_four.rs:66:8
[INFO] [stderr]    |
[INFO] [stderr] 66 |     fn has_row_marked(&self) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `has_column_marked`
[INFO] [stderr]   --> libs/year-2021/src/day_four.rs:87:8
[INFO] [stderr]    |
[INFO] [stderr] 87 |     fn has_column_marked(&self) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `bingo`
[INFO] [stderr]    --> libs/year-2021/src/day_four.rs:107:8
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn bingo(&mut self) -> bool {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `split_by_comma`
[INFO] [stderr]    --> libs/year-2021/src/day_four.rs:120:4
[INFO] [stderr]     |
[INFO] [stderr] 120 | fn split_by_comma(line: &str) -> Vec<i32> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `split_by_whitespace`
[INFO] [stderr]    --> libs/year-2021/src/day_four.rs:126:4
[INFO] [stderr]     |
[INFO] [stderr] 126 | fn split_by_whitespace(line: &str) -> Vec<i32> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bingo_baby`
[INFO] [stderr]    --> libs/year-2021/src/day_four.rs:132:4
[INFO] [stderr]     |
[INFO] [stderr] 132 | fn bingo_baby() {
[INFO] [stderr]     |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `load_boards`
[INFO] [stderr]    --> libs/year-2021/src/day_four.rs:172:4
[INFO] [stderr]     |
[INFO] [stderr] 172 | fn load_boards(lines: Vec<String>) -> Vec<Board> {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fish_ages`
[INFO] [stderr]  --> libs/year-2021/src/day_six.rs:3:4
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn fish_ages() {
[INFO] [stderr]   |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static is never used: `WIDTH`
[INFO] [stderr]  --> libs/year-2021/src/day_three.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | static WIDTH: usize = 12;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `ones`
[INFO] [stderr]  --> libs/year-2021/src/day_three.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     ones: i32,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: `ColumnCount` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]  --> libs/year-2021/src/day_three.rs:7:10
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[derive(Debug)]
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `zeros`
[INFO] [stderr]   --> libs/year-2021/src/day_three.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     zeros: i32,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `ColumnCount` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> libs/year-2021/src/day_three.rs:7:10
[INFO] [stderr]    |
[INFO] [stderr] 7  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> libs/year-2021/src/day_three.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn new() -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `update`
[INFO] [stderr]   --> libs/year-2021/src/day_three.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn update(&mut self, ch: &char) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_most_significant`
[INFO] [stderr]   --> libs/year-2021/src/day_three.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn get_most_significant(&self) -> char {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_binary`
[INFO] [stderr]   --> libs/year-2021/src/day_three.rs:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn get_binary(column_counts: HashMap<usize, ColumnCount>) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calculate_gamma_rate`
[INFO] [stderr]   --> libs/year-2021/src/day_three.rs:48:4
[INFO] [stderr]    |
[INFO] [stderr] 48 | fn calculate_gamma_rate(bin: &String) -> isize {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calculate_epsilon_rate`
[INFO] [stderr]   --> libs/year-2021/src/day_three.rs:52:4
[INFO] [stderr]    |
[INFO] [stderr] 52 | fn calculate_epsilon_rate(bin: &String) -> isize {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calculate_power_consumption`
[INFO] [stderr]   --> libs/year-2021/src/day_three.rs:61:4
[INFO] [stderr]    |
[INFO] [stderr] 61 | fn calculate_power_consumption() -> i32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static is never used: `WIDTH`
[INFO] [stderr]  --> libs/year-2021/src/day_three_extra.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | static WIDTH: usize = 12;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> libs/year-2021/src/day_three_extra.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn new(line: String) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `as_decimal`
[INFO] [stderr]   --> libs/year-2021/src/day_three_extra.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn as_decimal(&self) -> isize {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `char_at_column`
[INFO] [stderr]   --> libs/year-2021/src/day_three_extra.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn char_at_column(&self, col: usize, character: char) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calculate_life_support_rating`
[INFO] [stderr]   --> libs/year-2021/src/day_three_extra.rs:24:4
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn calculate_life_support_rating() -> i32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calculate_rating`
[INFO] [stderr]   --> libs/year-2021/src/day_three_extra.rs:39:4
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn calculate_rating(lines: &Vec<Line>, filter: impl Fn(usize, usize) -> bool) -> isize {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_lines`
[INFO] [stderr]   --> libs/year-2021/src/day_two.rs:60:4
[INFO] [stderr]    |
[INFO] [stderr] 60 | fn read_lines() -> Vec<SubVec> {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calculate_position`
[INFO] [stderr]   --> libs/year-2021/src/day_two.rs:69:4
[INFO] [stderr]    |
[INFO] [stderr] 69 | fn calculate_position() -> i32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `calculate_position_aim`
[INFO] [stderr]   --> libs/year-2021/src/day_two.rs:85:4
[INFO] [stderr]    |
[INFO] [stderr] 85 | fn calculate_position_aim() -> i32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `year-2021` (lib) generated 55 warnings
[INFO] [stderr] warning: `year-2021` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/utils-a4b406a7e60d35ad)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test scanner::tests::test_consume ... ok
[INFO] [stdout] test scanner::tests::test_peek ... ok
[INFO] [stdout] test scanner::tests::test_pop ... ok
[INFO] [stdout] test scanner::tests::test_take ... ok
[INFO] [stdout] test scanner::tests::test_transform ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/year_2020-4cc678a73f9e80ee)
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::day_1::test_day_one ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/year_2021-39c4335f86d4e46b)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test day_two::tests::test_parse_bad ... ok
[INFO] [stdout] test day_two::tests::test_parse_good ... ok
[INFO] [stdout] test day_one::tests::test ... ok
[INFO] [stdout] test day_three_extra::tests::test_binary_shift ... ok
[INFO] [stdout] test day_one_extra::tests::test ... ok
[INFO] [stdout] test day_three::tests::test ... ok
[INFO] [stdout] test day_two::tests::get_answer_extra ... ok
[INFO] [stdout] test day_two::tests::get_answer ... ok
[INFO] [stdout] test day_four::tests::test ... ok
[INFO] [stdout] test day_five::tests::test ... ok
[INFO] [stdout] test day_three_extra::tests::test_calculate_life_support_rating ... ok
[INFO] [stdout] test day_six::tests::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.91s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests utils
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - map_idx (line 19) ... FAILED
[INFO] [stdout] test src/lib.rs - map_idx (line 15) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - map_idx (line 19) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `index` in this scope
[INFO] [stdout]  --> src/lib.rs:20:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | let x = index % WIDTH;
[INFO] [stdout]   |         ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `WIDTH` in this scope
[INFO] [stdout]  --> src/lib.rs:20:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | let x = index % WIDTH;
[INFO] [stdout]   |                 ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `index` in this scope
[INFO] [stdout]  --> src/lib.rs:21:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | let y = index / WIDTH; // int division rounds down
[INFO] [stdout]   |         ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `WIDTH` in this scope
[INFO] [stdout]  --> src/lib.rs:21:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | let y = index / WIDTH; // int division rounds down
[INFO] [stdout]   |                 ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - map_idx (line 15) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `y` in this scope
[INFO] [stdout]  --> src/lib.rs:16:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | let idx = (y * WIDTH) + x;
[INFO] [stdout]   |            ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `WIDTH` in this scope
[INFO] [stdout]  --> src/lib.rs:16:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | let idx = (y * WIDTH) + x;
[INFO] [stdout]   |                ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `x` in this scope
[INFO] [stdout]  --> src/lib.rs:16:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | let idx = (y * WIDTH) + x;
[INFO] [stdout]   |                         ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - map_idx (line 15)
[INFO] [stdout]     src/lib.rs - map_idx (line 19)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "b26e123e6ebea1e77488a07958a1d6ca83b46693ec5993011777aa3b28ee4d54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b26e123e6ebea1e77488a07958a1d6ca83b46693ec5993011777aa3b28ee4d54", kill_on_drop: false }`
[INFO] [stdout] b26e123e6ebea1e77488a07958a1d6ca83b46693ec5993011777aa3b28ee4d54